[INFO] fetching crate variance 0.1.3...
[INFO] testing variance-0.1.3 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate variance 0.1.3 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate variance 0.1.3 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 variance 0.1.3
[INFO] finished tweaking crates.io crate variance 0.1.3
[INFO] tweaked toml for crates.io crate variance 0.1.3 written to /workspace/builds/worker-21/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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] e751592e914bae110a2b16e4950dc9385d35a1718fbbe2990763efd88757246a
[INFO] running `Command { std: "docker" "start" "-a" "e751592e914bae110a2b16e4950dc9385d35a1718fbbe2990763efd88757246a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e751592e914bae110a2b16e4950dc9385d35a1718fbbe2990763efd88757246a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e751592e914bae110a2b16e4950dc9385d35a1718fbbe2990763efd88757246a", kill_on_drop: false }`
[INFO] [stdout] e751592e914bae110a2b16e4950dc9385d35a1718fbbe2990763efd88757246a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 07d8c61c477f9d0ba5781b036249ff317e07d1c55a9de2237fbda79881294601
[INFO] running `Command { std: "docker" "start" "-a" "07d8c61c477f9d0ba5781b036249ff317e07d1c55a9de2237fbda79881294601", kill_on_drop: false }`
[INFO] [stderr]    Compiling variance v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "07d8c61c477f9d0ba5781b036249ff317e07d1c55a9de2237fbda79881294601", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07d8c61c477f9d0ba5781b036249ff317e07d1c55a9de2237fbda79881294601", kill_on_drop: false }`
[INFO] [stdout] 07d8c61c477f9d0ba5781b036249ff317e07d1c55a9de2237fbda79881294601
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 7d9a0e4bc6424f932f1c7653d471ee5d192062bb3b6925963a544e889c9f8c60
[INFO] running `Command { std: "docker" "start" "-a" "7d9a0e4bc6424f932f1c7653d471ee5d192062bb3b6925963a544e889c9f8c60", kill_on_drop: false }`
[INFO] [stderr]    Compiling variance v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "7d9a0e4bc6424f932f1c7653d471ee5d192062bb3b6925963a544e889c9f8c60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d9a0e4bc6424f932f1c7653d471ee5d192062bb3b6925963a544e889c9f8c60", kill_on_drop: false }`
[INFO] [stdout] 7d9a0e4bc6424f932f1c7653d471ee5d192062bb3b6925963a544e889c9f8c60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] fc231533e1d536da1b9d93672fc50cadb653992ed4f72f9334ac4c6f97409c9f
[INFO] running `Command { std: "docker" "start" "-a" "fc231533e1d536da1b9d93672fc50cadb653992ed4f72f9334ac4c6f97409c9f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/variance-584c27420a27f396)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests variance
[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" "fc231533e1d536da1b9d93672fc50cadb653992ed4f72f9334ac4c6f97409c9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc231533e1d536da1b9d93672fc50cadb653992ed4f72f9334ac4c6f97409c9f", kill_on_drop: false }`
[INFO] [stdout] fc231533e1d536da1b9d93672fc50cadb653992ed4f72f9334ac4c6f97409c9f