[INFO] cloning repository https://github.com/dfaust/rust-analyzer-no-such-field-bug
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dfaust/rust-analyzer-no-such-field-bug" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdfaust%2Frust-analyzer-no-such-field-bug", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdfaust%2Frust-analyzer-no-such-field-bug'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e697c603313b6e7b37db1fb00a79469adc881c18
[INFO] checking dfaust/rust-analyzer-no-such-field-bug/e697c603313b6e7b37db1fb00a79469adc881c18 against master#00bfd6b2734d9c28a147bf237490995731781fdd for pr-117984
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdfaust%2Frust-analyzer-no-such-field-bug" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dfaust/rust-analyzer-no-such-field-bug on toolchain 00bfd6b2734d9c28a147bf237490995731781fdd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dfaust/rust-analyzer-no-such-field-bug
[INFO] finished tweaking git repo https://github.com/dfaust/rust-analyzer-no-such-field-bug
[INFO] tweaked toml for git repo https://github.com/dfaust/rust-analyzer-no-such-field-bug written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/dfaust/rust-analyzer-no-such-field-bug already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded iocuddle v0.1.1
[INFO] [stderr]   Downloaded codicon v3.0.0
[INFO] [stderr]   Downloaded sev v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab1ae328e9d5de0fa6e15f60f1875fdca0eeb1354aa01b7165f4f57353bcd978
[INFO] running `Command { std: "docker" "start" "-a" "ab1ae328e9d5de0fa6e15f60f1875fdca0eeb1354aa01b7165f4f57353bcd978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab1ae328e9d5de0fa6e15f60f1875fdca0eeb1354aa01b7165f4f57353bcd978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab1ae328e9d5de0fa6e15f60f1875fdca0eeb1354aa01b7165f4f57353bcd978", kill_on_drop: false }`
[INFO] [stdout] ab1ae328e9d5de0fa6e15f60f1875fdca0eeb1354aa01b7165f4f57353bcd978
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3983d90cbe20375c661d0876533e40047ab6d18852efb647ba81214d74b59e4
[INFO] running `Command { std: "docker" "start" "-a" "c3983d90cbe20375c661d0876533e40047ab6d18852efb647ba81214d74b59e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling sev v0.2.0
[INFO] [stderr]     Checking iocuddle v0.1.1
[INFO] [stderr]     Checking codicon v3.0.0
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking rust-analyzer-no-such-field-bug v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]  --> src/main.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |         sev: todo!(),
[INFO] [stdout]   |              ------- any code following this expression is unreachable
[INFO] [stdout] 6 |         ca: todo!(),
[INFO] [stdout]   |             ^^^^^^^ unreachable expression
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]   = note: this warning originates in the macro `todo` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]  --> src/main.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |         sev: todo!(),
[INFO] [stdout]   |              ------- any code following this expression is unreachable
[INFO] [stdout] 6 |         ca: todo!(),
[INFO] [stdout]   |             ^^^^^^^ unreachable expression
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]   = note: this warning originates in the macro `todo` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.82s
[INFO] running `Command { std: "docker" "inspect" "c3983d90cbe20375c661d0876533e40047ab6d18852efb647ba81214d74b59e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3983d90cbe20375c661d0876533e40047ab6d18852efb647ba81214d74b59e4", kill_on_drop: false }`
[INFO] [stdout] c3983d90cbe20375c661d0876533e40047ab6d18852efb647ba81214d74b59e4