Tunnel the Support Shell through Nexus - #11199

control: job assigned to worker 01M17NCGED0S1M47FYD1JEMA64 [factory aws, i-086198141a38f3493] (queued for 55 s)
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task: starting task 0: "setup"
task: process exited: duration 4136 ms, exit code 0
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task: starting task 1: "rust-toolchain"
task: process exited: duration 16059 ms, exit code 0
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task: starting task 2: "authentication"
task: process exited: duration 15 ms, exit code 0
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task: starting task 3: "clone repository"
task: process exited: duration 13738 ms, exit code 0
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task: starting task 4: "build"
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|  Documenting omicron-uuid-kinds v0.1.0 (/work/oxidecomputer/omicron/uuid-kinds)
|  Documenting dev-tools-common v0.1.0 (/work/oxidecomputer/omicron/dev-tools/common)
|     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7m 34s
| warning: the following packages contain code that will be rejected by a future version of  [...]
| note: to see what the problems were, use the option `--future-incompat-report`, or run `ca [...]
|    Generated /work/oxidecomputer/omicron/target/doc/api_identity/index.html and 206 other  [...]
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| real     7:34.658516295
| user    20:24.572750281
| sys      4:21.225463104
| trap        0.293569937
| tflt        0.011644191
| dflt        0.089912419
| kflt        0.000023440
| lock  7:15:27.985433634
| slp   2:33:05.899637931
| lat        34.916308877
| stop     2:09.647704693
task: process exited: duration 851908 ms, exit code 0
|W| found 0 output files