[INFO] cloning repository https://github.com/jordanhendricks/dropshot-rustc-panic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jordanhendricks/dropshot-rustc-panic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjordanhendricks%2Fdropshot-rustc-panic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjordanhendricks%2Fdropshot-rustc-panic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0f88286feb9ba769daeaff60582e0b67deb95b5a
[INFO] testing jordanhendricks/dropshot-rustc-panic against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjordanhendricks%2Fdropshot-rustc-panic" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jordanhendricks/dropshot-rustc-panic on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jordanhendricks/dropshot-rustc-panic
[INFO] finished tweaking git repo https://github.com/jordanhendricks/dropshot-rustc-panic
[INFO] tweaked toml for git repo https://github.com/jordanhendricks/dropshot-rustc-panic written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/jordanhendricks/dropshot-rustc-panic already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/oxidecomputer/dropshot`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num_threads v0.1.4
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[INFO] [stderr]   Downloaded usdt-impl v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 105cc2f682241862d77df87d201b14231868746ab4e5e8d7f236d8b2004781c8
[INFO] running `Command { std: "docker" "start" "-a" "105cc2f682241862d77df87d201b14231868746ab4e5e8d7f236d8b2004781c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "105cc2f682241862d77df87d201b14231868746ab4e5e8d7f236d8b2004781c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "105cc2f682241862d77df87d201b14231868746ab4e5e8d7f236d8b2004781c8", kill_on_drop: false }`
[INFO] [stdout] 105cc2f682241862d77df87d201b14231868746ab4e5e8d7f236d8b2004781c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94f3a23350b0ae8dbc52e00ecdb3a8fe62a297f771aabbd84e1864ae5f815668
[INFO] running `Command { std: "docker" "start" "-a" "94f3a23350b0ae8dbc52e00ecdb3a8fe62a297f771aabbd84e1864ae5f815668", kill_on_drop: false }`
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[INFO] [stderr]    Compiling take_mut v0.2.2
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[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling dropshot_endpoint v0.6.1-dev (https://github.com/oxidecomputer/dropshot?branch=main#1e07d6cd)
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[INFO] [stderr]    Compiling usdt-attr-macro v0.3.1
[INFO] [stderr]    Compiling usdt-macro v0.3.1
[INFO] [stderr]    Compiling hyper v0.14.17
[INFO] [stderr]    Compiling usdt v0.3.1
[INFO] [stderr]    Compiling dropshot v0.6.1-dev (https://github.com/oxidecomputer/dropshot?branch=main#1e07d6cd)
[INFO] [stderr]    Compiling dropshot-rustc-panic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0596]: cannot borrow `server_context.field` as mutable, as it is behind a `&` reference
[INFO] [stdout]   --> src/main.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let server_context = rqctx.context();
[INFO] [stdout]    |         -------------- help: consider changing this to be a mutable reference: `&mut ServerContext`
[INFO] [stdout] ...
[INFO] [stdout] 29 |     server_context.field.test_mut();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `server_context` is a `&` reference, so the data it refers to cannot be borrowed as mutable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0596`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dropshot-rustc-panic` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "94f3a23350b0ae8dbc52e00ecdb3a8fe62a297f771aabbd84e1864ae5f815668", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94f3a23350b0ae8dbc52e00ecdb3a8fe62a297f771aabbd84e1864ae5f815668", kill_on_drop: false }`
[INFO] [stdout] 94f3a23350b0ae8dbc52e00ecdb3a8fe62a297f771aabbd84e1864ae5f815668