[INFO] fetching crate crossbeam-skiplist 0.0.0...
[INFO] testing crossbeam-skiplist-0.0.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate crossbeam-skiplist 0.0.0 into /workspace/builds/worker-78/source
[INFO] validating manifest of crates.io crate crossbeam-skiplist 0.0.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crossbeam-skiplist 0.0.0
[INFO] finished tweaking crates.io crate crossbeam-skiplist 0.0.0
[INFO] tweaked toml for crates.io crate crossbeam-skiplist 0.0.0 written to /workspace/builds/worker-78/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memoffset v0.1.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.2.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ebeb8ae3ca94f8e86dfdf8dbf01f86a82bbe90ece6a7608d8077f374ecb9f0d7
[INFO] running `Command { std: "docker" "start" "-a" "ebeb8ae3ca94f8e86dfdf8dbf01f86a82bbe90ece6a7608d8077f374ecb9f0d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ebeb8ae3ca94f8e86dfdf8dbf01f86a82bbe90ece6a7608d8077f374ecb9f0d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebeb8ae3ca94f8e86dfdf8dbf01f86a82bbe90ece6a7608d8077f374ecb9f0d7", kill_on_drop: false }`
[INFO] [stdout] ebeb8ae3ca94f8e86dfdf8dbf01f86a82bbe90ece6a7608d8077f374ecb9f0d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ddeba2e50b348406f87b5f5cc46923758767a578df9d8d2b485250ebafa02370
[INFO] running `Command { std: "docker" "start" "-a" "ddeba2e50b348406f87b5f5cc46923758767a578df9d8d2b485250ebafa02370", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling memoffset v0.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.2.0
[INFO] [stderr]    Compiling crossbeam-skiplist v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.10s
[INFO] running `Command { std: "docker" "inspect" "ddeba2e50b348406f87b5f5cc46923758767a578df9d8d2b485250ebafa02370", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddeba2e50b348406f87b5f5cc46923758767a578df9d8d2b485250ebafa02370", kill_on_drop: false }`
[INFO] [stdout] ddeba2e50b348406f87b5f5cc46923758767a578df9d8d2b485250ebafa02370
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a3939ff1a00bcfc7a1f563517679eee78a2537a28651959945577d96912a6fd
[INFO] running `Command { std: "docker" "start" "-a" "0a3939ff1a00bcfc7a1f563517679eee78a2537a28651959945577d96912a6fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam v0.3.2
[INFO] [stderr]    Compiling crossbeam-skiplist v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "0a3939ff1a00bcfc7a1f563517679eee78a2537a28651959945577d96912a6fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a3939ff1a00bcfc7a1f563517679eee78a2537a28651959945577d96912a6fd", kill_on_drop: false }`
[INFO] [stdout] 0a3939ff1a00bcfc7a1f563517679eee78a2537a28651959945577d96912a6fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aa96cb5734918643c3604f80f3aabacfe80c15da0bc43f8fa12543f6a5577c9f
[INFO] running `Command { std: "docker" "start" "-a" "aa96cb5734918643c3604f80f3aabacfe80c15da0bc43f8fa12543f6a5577c9f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/crossbeam_skiplist-5de3ffc48ed1b032)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests crossbeam-skiplist
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "aa96cb5734918643c3604f80f3aabacfe80c15da0bc43f8fa12543f6a5577c9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa96cb5734918643c3604f80f3aabacfe80c15da0bc43f8fa12543f6a5577c9f", kill_on_drop: false }`
[INFO] [stdout] aa96cb5734918643c3604f80f3aabacfe80c15da0bc43f8fa12543f6a5577c9f