[INFO] fetching crate whatlang 0.16.4...
[INFO] checking whatlang-0.16.4 against master#8549802939cd01111c46e34a7b67cb1933977af9 for pr-132712
[INFO] extracting crate whatlang 0.16.4 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate whatlang 0.16.4 on toolchain 8549802939cd01111c46e34a7b67cb1933977af9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate whatlang 0.16.4
[INFO] finished tweaking crates.io crate whatlang 0.16.4
[INFO] tweaked toml for crates.io crate whatlang 0.16.4 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate whatlang 0.16.4 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" "+8549802939cd01111c46e34a7b67cb1933977af9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded enum-map v2.1.0
[INFO] [stderr]   Downloaded enum-map-derive v0.8.0
[INFO] [stderr]   Downloaded arbtest v0.2.0
[INFO] [stderr]   Downloaded syn v2.0.47
[INFO] [stderr]   Downloaded derive_arbitrary v1.2.0
[INFO] [stderr]   Downloaded arbitrary v1.2.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.75
[INFO] [stderr]   Downloaded bencher v0.1.5
[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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5cd9ca732492a5e9d1e8795b56b25496dbd44a396b630b7a53bd024e4795bfe3
[INFO] running `Command { std: "docker" "start" "-a" "5cd9ca732492a5e9d1e8795b56b25496dbd44a396b630b7a53bd024e4795bfe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cd9ca732492a5e9d1e8795b56b25496dbd44a396b630b7a53bd024e4795bfe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cd9ca732492a5e9d1e8795b56b25496dbd44a396b630b7a53bd024e4795bfe3", kill_on_drop: false }`
[INFO] [stdout] 5cd9ca732492a5e9d1e8795b56b25496dbd44a396b630b7a53bd024e4795bfe3
[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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93aa1f04ed80fa662bdd3a106576f24b0b02fdb938bce5f06fb16bb4c1883e3a
[INFO] running `Command { std: "docker" "start" "-a" "93aa1f04ed80fa662bdd3a106576f24b0b02fdb938bce5f06fb16bb4c1883e3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]     Checking allocator-api2 v0.2.16
[INFO] [stderr]    Compiling serde_json v1.0.87
[INFO] [stderr]     Checking arbitrary v1.2.0
[INFO] [stderr]     Checking itoa v1.0.4
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]    Compiling ahash v0.8.7
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking arbtest v0.2.0
[INFO] [stderr]     Checking whatlang v0.16.4 (/opt/rustwide/workdir)
[INFO] [stdout] error: couldn't read benches/example.rs: No such file or directory (os error 2)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `whatlang` (bench "example") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "93aa1f04ed80fa662bdd3a106576f24b0b02fdb938bce5f06fb16bb4c1883e3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93aa1f04ed80fa662bdd3a106576f24b0b02fdb938bce5f06fb16bb4c1883e3a", kill_on_drop: false }`
[INFO] [stdout] 93aa1f04ed80fa662bdd3a106576f24b0b02fdb938bce5f06fb16bb4c1883e3a