[INFO] crate serde-version 0.5.1 is already in cache
[INFO] checking serde-version-0.5.1 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] extracting crate serde-version 0.5.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate serde-version 0.5.1 on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate serde-version 0.5.1
[INFO] finished tweaking crates.io crate serde-version 0.5.1
[INFO] tweaked toml for crates.io crate serde-version 0.5.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate serde-version 0.5.1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9185d16d5def81541ba1c21177af4e337774245d5ebd77f90310e8bb6d65c196
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "9185d16d5def81541ba1c21177af4e337774245d5ebd77f90310e8bb6d65c196"`
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]     Checking type-name v0.1.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking quickcheck v0.8.5
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]    Compiling quickcheck_macros v0.8.0
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling proc-macro-util v0.1.1
[INFO] [stderr]    Compiling serde_version_derive v0.5.1
[INFO] [stderr]     Checking serde v1.0.103
[INFO] [stderr]     Checking serde_test v1.0.103
[INFO] [stderr]     Checking ron v0.5.1
[INFO] [stderr]     Checking serde-version v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.02s
[INFO] running `"docker" "inspect" "9185d16d5def81541ba1c21177af4e337774245d5ebd77f90310e8bb6d65c196"`
[INFO] running `"docker" "rm" "-f" "9185d16d5def81541ba1c21177af4e337774245d5ebd77f90310e8bb6d65c196"`
[INFO] [stdout] 9185d16d5def81541ba1c21177af4e337774245d5ebd77f90310e8bb6d65c196