[INFO] fetching crate arc-cell 0.1.5...
[INFO] testing arc-cell-0.1.5 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate arc-cell 0.1.5 into /workspace/builds/worker-95/source
[INFO] validating manifest of crates.io crate arc-cell 0.1.5 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 arc-cell 0.1.5
[INFO] finished tweaking crates.io crate arc-cell 0.1.5
[INFO] tweaked toml for crates.io crate arc-cell 0.1.5 written to /workspace/builds/worker-95/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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] eaa8b9d7e8b38074965b78e6ca1ed37cb98430b63a863fe31f60acf5fe1bd72f
[INFO] running `Command { std: "docker" "start" "-a" "eaa8b9d7e8b38074965b78e6ca1ed37cb98430b63a863fe31f60acf5fe1bd72f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eaa8b9d7e8b38074965b78e6ca1ed37cb98430b63a863fe31f60acf5fe1bd72f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaa8b9d7e8b38074965b78e6ca1ed37cb98430b63a863fe31f60acf5fe1bd72f", kill_on_drop: false }`
[INFO] [stdout] eaa8b9d7e8b38074965b78e6ca1ed37cb98430b63a863fe31f60acf5fe1bd72f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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] 90ba03cc748664284513c700010b94d2e193cd1dce53765e784683b9a63fa894
[INFO] running `Command { std: "docker" "start" "-a" "90ba03cc748664284513c700010b94d2e193cd1dce53765e784683b9a63fa894", kill_on_drop: false }`
[INFO] [stderr]    Compiling arc-cell v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "90ba03cc748664284513c700010b94d2e193cd1dce53765e784683b9a63fa894", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90ba03cc748664284513c700010b94d2e193cd1dce53765e784683b9a63fa894", kill_on_drop: false }`
[INFO] [stdout] 90ba03cc748664284513c700010b94d2e193cd1dce53765e784683b9a63fa894
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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] 66cc98d2f9188b9e9bc1d62dc9796fc92b32cd15c5871d148b2932db16cd0702
[INFO] running `Command { std: "docker" "start" "-a" "66cc98d2f9188b9e9bc1d62dc9796fc92b32cd15c5871d148b2932db16cd0702", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling arc-cell v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.07s
[INFO] running `Command { std: "docker" "inspect" "66cc98d2f9188b9e9bc1d62dc9796fc92b32cd15c5871d148b2932db16cd0702", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66cc98d2f9188b9e9bc1d62dc9796fc92b32cd15c5871d148b2932db16cd0702", kill_on_drop: false }`
[INFO] [stdout] 66cc98d2f9188b9e9bc1d62dc9796fc92b32cd15c5871d148b2932db16cd0702
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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] 08c071eb16e9bf589ca887004178091d5ca5df981ecf13160eae64d45cd2e1f5
[INFO] running `Command { std: "docker" "start" "-a" "08c071eb16e9bf589ca887004178091d5ca5df981ecf13160eae64d45cd2e1f5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/arc_cell-921fc84c60021751)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::arc_cell ... ok
[INFO] [stdout] test tests::weak_cell ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests arc-cell
[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" "08c071eb16e9bf589ca887004178091d5ca5df981ecf13160eae64d45cd2e1f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08c071eb16e9bf589ca887004178091d5ca5df981ecf13160eae64d45cd2e1f5", kill_on_drop: false }`
[INFO] [stdout] 08c071eb16e9bf589ca887004178091d5ca5df981ecf13160eae64d45cd2e1f5