[INFO] crate precious 0.0.2 is already in cache
[INFO] checking precious-0.0.2 against master#1557fb031b272b4c5bfcc7de5df7eddc7b36a584 for pr-73166
[INFO] extracting crate precious 0.0.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate precious 0.0.2 on toolchain 1557fb031b272b4c5bfcc7de5df7eddc7b36a584
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate precious 0.0.2
[INFO] finished tweaking crates.io crate precious 0.0.2
[INFO] tweaked toml for crates.io crate precious 0.0.2 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4df1118f04d6d6708047041446c5500e2afb3b37baf9d26e5fb41fc8611475ff
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4df1118f04d6d6708047041446c5500e2afb3b37baf9d26e5fb41fc8611475ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4df1118f04d6d6708047041446c5500e2afb3b37baf9d26e5fb41fc8611475ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4df1118f04d6d6708047041446c5500e2afb3b37baf9d26e5fb41fc8611475ff", kill_on_drop: false }`
[INFO] [stdout] 4df1118f04d6d6708047041446c5500e2afb3b37baf9d26e5fb41fc8611475ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26c1fd3251274fcb306c9c28a92d8039428ce3ee584378a103ed7ee4b032061c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "26c1fd3251274fcb306c9c28a92d8039428ce3ee584378a103ed7ee4b032061c", kill_on_drop: false }`
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking path-clean v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking loggerv v0.7.2
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]     Checking ignore v0.4.16
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking spectral v0.6.0
[INFO] [stderr]     Checking precious v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.03s
[INFO] running `Command { std: "docker" "inspect" "26c1fd3251274fcb306c9c28a92d8039428ce3ee584378a103ed7ee4b032061c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26c1fd3251274fcb306c9c28a92d8039428ce3ee584378a103ed7ee4b032061c", kill_on_drop: false }`
[INFO] [stdout] 26c1fd3251274fcb306c9c28a92d8039428ce3ee584378a103ed7ee4b032061c