[INFO] fetching crate if-watch 0.2.0...
[INFO] checking if-watch-0.2.0 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate if-watch 0.2.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate if-watch 0.2.0 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate if-watch 0.2.0
[INFO] finished tweaking crates.io crate if-watch 0.2.0
[INFO] tweaked toml for crates.io crate if-watch 0.2.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate if-watch 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e859e50c7c2e338a2997e99b0cc036fd9887d3f272e4af99619c5e010b1e8268
[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" "e859e50c7c2e338a2997e99b0cc036fd9887d3f272e4af99619c5e010b1e8268", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e859e50c7c2e338a2997e99b0cc036fd9887d3f272e4af99619c5e010b1e8268", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e859e50c7c2e338a2997e99b0cc036fd9887d3f272e4af99619c5e010b1e8268", kill_on_drop: false }`
[INFO] [stdout] e859e50c7c2e338a2997e99b0cc036fd9887d3f272e4af99619c5e010b1e8268
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "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] ad9849a721e189d4abe8046436e10fcd3e6da61d505e0e8dd4bb5ae123454ee1
[INFO] running `Command { std: "docker" "start" "-a" "ad9849a721e189d4abe8046436e10fcd3e6da61d505e0e8dd4bb5ae123454ee1", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking futures-core v0.3.13
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking vec-arena v1.0.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking thread_local v1.1.2
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking nb-connect v1.0.2
[INFO] [stderr]     Checking polling v2.0.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking async-io v1.3.1
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking if-watch v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.65s
[INFO] running `Command { std: "docker" "inspect" "ad9849a721e189d4abe8046436e10fcd3e6da61d505e0e8dd4bb5ae123454ee1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad9849a721e189d4abe8046436e10fcd3e6da61d505e0e8dd4bb5ae123454ee1", kill_on_drop: false }`
[INFO] [stdout] ad9849a721e189d4abe8046436e10fcd3e6da61d505e0e8dd4bb5ae123454ee1