[INFO] fetching crate compile-time-crc32-impl 0.1.0...
[INFO] checking compile-time-crc32-impl-0.1.0 against try#82acd1d76add2232e19c1f0feb250d2a19ec6efe for pr-81213
[INFO] extracting crate compile-time-crc32-impl 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate compile-time-crc32-impl 0.1.0 on toolchain 82acd1d76add2232e19c1f0feb250d2a19ec6efe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate compile-time-crc32-impl 0.1.0
[INFO] finished tweaking crates.io crate compile-time-crc32-impl 0.1.0
[INFO] tweaked toml for crates.io crate compile-time-crc32-impl 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate compile-time-crc32-impl 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.6
[INFO] [stderr]   Downloaded build_const v0.2.1
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.11
[INFO] [stderr]   Downloaded quote v1.0.2
[INFO] [stderr]   Downloaded crc v1.8.1
[INFO] [stderr]   Downloaded syn v1.0.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d0a0a1ffe347eb5e68708684e3d7b0dfff8ea803656a4ca9fe5ebcbfcccbb980
[INFO] running `Command { std: "docker" "start" "-a" "d0a0a1ffe347eb5e68708684e3d7b0dfff8ea803656a4ca9fe5ebcbfcccbb980", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0a0a1ffe347eb5e68708684e3d7b0dfff8ea803656a4ca9fe5ebcbfcccbb980", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0a0a1ffe347eb5e68708684e3d7b0dfff8ea803656a4ca9fe5ebcbfcccbb980", kill_on_drop: false }`
[INFO] [stdout] d0a0a1ffe347eb5e68708684e3d7b0dfff8ea803656a4ca9fe5ebcbfcccbb980
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 44940e95b689783e6cae2d160726c2a78a027225da036ad22c96a370cb5ba198
[INFO] running `Command { std: "docker" "start" "-a" "44940e95b689783e6cae2d160726c2a78a027225da036ad22c96a370cb5ba198", kill_on_drop: false }`
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]     Checking proc-macro2 v1.0.6
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]     Checking quote v1.0.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling compile-time-crc32-impl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `compile_time_crc32`
[INFO] [stdout]  --> tests/macro_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use compile_time_crc32::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `compile_time_crc32`
[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 E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `compile-time-crc32-impl`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "44940e95b689783e6cae2d160726c2a78a027225da036ad22c96a370cb5ba198", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44940e95b689783e6cae2d160726c2a78a027225da036ad22c96a370cb5ba198", kill_on_drop: false }`
[INFO] [stdout] 44940e95b689783e6cae2d160726c2a78a027225da036ad22c96a370cb5ba198