[INFO] fetching crate crossbeam-skiplist 0.1.1...
[INFO] checking crossbeam-skiplist-0.1.1 against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] extracting crate crossbeam-skiplist 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate crossbeam-skiplist 0.1.1 on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crossbeam-skiplist 0.1.1
[INFO] finished tweaking crates.io crate crossbeam-skiplist 0.1.1
[INFO] tweaked toml for crates.io crate crossbeam-skiplist 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate crossbeam-skiplist 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef2e65740d96b8c3a1fd51f720daacdef1d7c64c5d8d98e6f5d18ba55fc688de
[INFO] running `Command { std: "docker" "start" "-a" "ef2e65740d96b8c3a1fd51f720daacdef1d7c64c5d8d98e6f5d18ba55fc688de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef2e65740d96b8c3a1fd51f720daacdef1d7c64c5d8d98e6f5d18ba55fc688de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef2e65740d96b8c3a1fd51f720daacdef1d7c64c5d8d98e6f5d18ba55fc688de", kill_on_drop: false }`
[INFO] [stdout] ef2e65740d96b8c3a1fd51f720daacdef1d7c64c5d8d98e6f5d18ba55fc688de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db3720ca6e86c8b07c9eb3b0bcab5c4294ca0dfdfbf4db2c6b0e882a5a530900
[INFO] running `Command { std: "docker" "start" "-a" "db3720ca6e86c8b07c9eb3b0bcab5c4294ca0dfdfbf4db2c6b0e882a5a530900", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]    Compiling crossbeam-skiplist v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `Command { std: "docker" "inspect" "db3720ca6e86c8b07c9eb3b0bcab5c4294ca0dfdfbf4db2c6b0e882a5a530900", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db3720ca6e86c8b07c9eb3b0bcab5c4294ca0dfdfbf4db2c6b0e882a5a530900", kill_on_drop: false }`
[INFO] [stdout] db3720ca6e86c8b07c9eb3b0bcab5c4294ca0dfdfbf4db2c6b0e882a5a530900
