[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 against try#d85a7505e49363642b460e105973798063a683b4 for pr-103914
[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-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dfaust/rust-analyzer-no-such-field-bug on toolchain d85a7505e49363642b460e105973798063a683b4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d85a7505e49363642b460e105973798063a683b4" "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-1/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: "/workspace/cargo-home/bin/cargo" "+d85a7505e49363642b460e105973798063a683b4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+d85a7505e49363642b460e105973798063a683b4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 057f4ab65c5e884020e20240278dae1ff1fe020db5448981d03fcf2a6f960276
[INFO] running `Command { std: "docker" "start" "-a" "057f4ab65c5e884020e20240278dae1ff1fe020db5448981d03fcf2a6f960276", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "057f4ab65c5e884020e20240278dae1ff1fe020db5448981d03fcf2a6f960276", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "057f4ab65c5e884020e20240278dae1ff1fe020db5448981d03fcf2a6f960276", kill_on_drop: false }`
[INFO] [stdout] 057f4ab65c5e884020e20240278dae1ff1fe020db5448981d03fcf2a6f960276
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+d85a7505e49363642b460e105973798063a683b4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8cefc05b459398673cafc7385e3a5026ee96a296e4f56dbb17d75e152f269d85
[INFO] running `Command { std: "docker" "start" "-a" "8cefc05b459398673cafc7385e3a5026ee96a296e4f56dbb17d75e152f269d85", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling sev v0.2.0
[INFO] [stderr]     Checking iocuddle v0.1.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]     Checking codicon v3.0.0
[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: 1 warning emitted
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.88s
[INFO] running `Command { std: "docker" "inspect" "8cefc05b459398673cafc7385e3a5026ee96a296e4f56dbb17d75e152f269d85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cefc05b459398673cafc7385e3a5026ee96a296e4f56dbb17d75e152f269d85", kill_on_drop: false }`
[INFO] [stdout] 8cefc05b459398673cafc7385e3a5026ee96a296e4f56dbb17d75e152f269d85