Tunnel the Support Shell through Nexus - #11199

control: job assigned to worker 01M17NCFBY9P79KHXWSP16473Q [factory aws, i-067fc9e45f57c97f3] (queued for 54 s)
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task: starting task 0: "setup"
task: process exited: duration 4113 ms, exit code 0
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task: starting task 1: "rust-toolchain"
task: process exited: duration 16120 ms, exit code 0
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task: starting task 2: "authentication"
task: process exited: duration 16 ms, exit code 0
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task: starting task 3: "clone repository"
task: process exited: duration 13544 ms, exit code 0
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task: starting task 4: "build"
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| warning: profile package spec `rust-argon2` in profile `dev` did not match any packages
|     Checking uzers v0.12.2
|     Checking zone-setup v0.1.0 (/work/oxidecomputer/omicron/zone-setup)
|     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.76s
| 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 [...]
| 
| real    14:31.688462737
| user    21:37.018266777
| sys      4:30.764649124
| trap        0.328560112
| tflt        0.552691973
| dflt        0.899995751
| kflt        0.004978182
| lock  1:29:34.879281876
| slp   1:42:47.842351517
| lat      1:03.284115919
| stop     4:23.748361154
task: process exited: duration 1018356 ms, exit code 0
|W| found 0 output files