[INFO] fetching crate futures-watch-cell 0.0.0...
[INFO] testing futures-watch-cell-0.0.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate futures-watch-cell 0.0.0 into /workspace/builds/worker-78/source
[INFO] validating manifest of crates.io crate futures-watch-cell 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 futures-watch-cell 0.0.0
[INFO] finished tweaking crates.io crate futures-watch-cell 0.0.0
[INFO] tweaked toml for crates.io crate futures-watch-cell 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]     Blocking waiting for file lock on package cache
[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] 5dd25205092ce4d4b3cd1bbe46f63a609282fa3e972a8f9b5403bda52fc0c1aa
[INFO] running `Command { std: "docker" "start" "-a" "5dd25205092ce4d4b3cd1bbe46f63a609282fa3e972a8f9b5403bda52fc0c1aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5dd25205092ce4d4b3cd1bbe46f63a609282fa3e972a8f9b5403bda52fc0c1aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dd25205092ce4d4b3cd1bbe46f63a609282fa3e972a8f9b5403bda52fc0c1aa", kill_on_drop: false }`
[INFO] [stdout] 5dd25205092ce4d4b3cd1bbe46f63a609282fa3e972a8f9b5403bda52fc0c1aa
[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] 5ed3bf58ec4795a1bdcb04257f57a2c88d65044893db79474b5d6cb432ec399d
[INFO] running `Command { std: "docker" "start" "-a" "5ed3bf58ec4795a1bdcb04257f57a2c88d65044893db79474b5d6cb432ec399d", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-watch-cell v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "5ed3bf58ec4795a1bdcb04257f57a2c88d65044893db79474b5d6cb432ec399d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ed3bf58ec4795a1bdcb04257f57a2c88d65044893db79474b5d6cb432ec399d", kill_on_drop: false }`
[INFO] [stdout] 5ed3bf58ec4795a1bdcb04257f57a2c88d65044893db79474b5d6cb432ec399d
[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] a3a6f70dc5ae85bbafc242125733d557a5062bbe009806ad5610bee736f3d2b1
[INFO] running `Command { std: "docker" "start" "-a" "a3a6f70dc5ae85bbafc242125733d557a5062bbe009806ad5610bee736f3d2b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-watch-cell v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "a3a6f70dc5ae85bbafc242125733d557a5062bbe009806ad5610bee736f3d2b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3a6f70dc5ae85bbafc242125733d557a5062bbe009806ad5610bee736f3d2b1", kill_on_drop: false }`
[INFO] [stdout] a3a6f70dc5ae85bbafc242125733d557a5062bbe009806ad5610bee736f3d2b1
[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] ef1e9241cf89d0bb5b591e61b3017976cdbb60cfe6300b2f46a20b6e31974db4
[INFO] running `Command { std: "docker" "start" "-a" "ef1e9241cf89d0bb5b591e61b3017976cdbb60cfe6300b2f46a20b6e31974db4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/futures_watch_cell-b81b260f83e840ea)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests futures-watch-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" "ef1e9241cf89d0bb5b591e61b3017976cdbb60cfe6300b2f46a20b6e31974db4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef1e9241cf89d0bb5b591e61b3017976cdbb60cfe6300b2f46a20b6e31974db4", kill_on_drop: false }`
[INFO] [stdout] ef1e9241cf89d0bb5b591e61b3017976cdbb60cfe6300b2f46a20b6e31974db4