[INFO] fetching crate abscissa_tower 0.0.0...
[INFO] checking abscissa_tower-0.0.0 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] extracting crate abscissa_tower 0.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate abscissa_tower 0.0.0 on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate abscissa_tower 0.0.0
[INFO] finished tweaking crates.io crate abscissa_tower 0.0.0
[INFO] tweaked toml for crates.io crate abscissa_tower 0.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--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-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "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] e079e1953ba6d0b99686f3fbe1ad1358312d9baaffad7389725184dae7ad8b24
[INFO] running `Command { std: "docker" "start" "-a" "e079e1953ba6d0b99686f3fbe1ad1358312d9baaffad7389725184dae7ad8b24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e079e1953ba6d0b99686f3fbe1ad1358312d9baaffad7389725184dae7ad8b24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e079e1953ba6d0b99686f3fbe1ad1358312d9baaffad7389725184dae7ad8b24", kill_on_drop: false }`
[INFO] [stdout] e079e1953ba6d0b99686f3fbe1ad1358312d9baaffad7389725184dae7ad8b24
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebf1264b27f9b6deab0e0d4c6f0147824f86b4ad839582669e7f62ed690245ab
[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" "ebf1264b27f9b6deab0e0d4c6f0147824f86b4ad839582669e7f62ed690245ab", kill_on_drop: false }`
[INFO] [stderr]     Checking abscissa_tower v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "ebf1264b27f9b6deab0e0d4c6f0147824f86b4ad839582669e7f62ed690245ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebf1264b27f9b6deab0e0d4c6f0147824f86b4ad839582669e7f62ed690245ab", kill_on_drop: false }`
[INFO] [stdout] ebf1264b27f9b6deab0e0d4c6f0147824f86b4ad839582669e7f62ed690245ab