[INFO] crate lfu 0.2.5 is already in cache
[INFO] checking lfu-0.2.5 against master#1557fb031b272b4c5bfcc7de5df7eddc7b36a584 for pr-73166
[INFO] extracting crate lfu 0.2.5 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate lfu 0.2.5 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 lfu 0.2.5
[INFO] finished tweaking crates.io crate lfu 0.2.5
[INFO] tweaked toml for crates.io crate lfu 0.2.5 written to /workspace/builds/worker-2/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] [stderr]     Blocking waiting for file lock on package cache
[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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 4aa353984b0109beb67fe3781fe611d96c3a8621724f890ddc95c5d0a62bb471
[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" "4aa353984b0109beb67fe3781fe611d96c3a8621724f890ddc95c5d0a62bb471", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4aa353984b0109beb67fe3781fe611d96c3a8621724f890ddc95c5d0a62bb471", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4aa353984b0109beb67fe3781fe611d96c3a8621724f890ddc95c5d0a62bb471", kill_on_drop: false }`
[INFO] [stdout] 4aa353984b0109beb67fe3781fe611d96c3a8621724f890ddc95c5d0a62bb471
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 453c97a344d321880a6215c2b437bf2ecf12f17e0f60fb3923640a9550be249f
[INFO] running `Command { std: "docker" "start" "-a" "453c97a344d321880a6215c2b437bf2ecf12f17e0f60fb3923640a9550be249f", kill_on_drop: false }`
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking linked_hash_set v0.1.4
[INFO] [stderr]     Checking lfu v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "453c97a344d321880a6215c2b437bf2ecf12f17e0f60fb3923640a9550be249f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "453c97a344d321880a6215c2b437bf2ecf12f17e0f60fb3923640a9550be249f", kill_on_drop: false }`
[INFO] [stdout] 453c97a344d321880a6215c2b437bf2ecf12f17e0f60fb3923640a9550be249f