[INFO] fetching crate probables 0.1.2...
[INFO] testing probables-0.1.2 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate probables 0.1.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate probables 0.1.2 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 probables 0.1.2
[INFO] finished tweaking crates.io crate probables 0.1.2
[INFO] tweaked toml for crates.io crate probables 0.1.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate probables 0.1.2 already has a lockfile, it will not be regenerated
[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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 00d93d42ff95b105478c8da54a96ddbcd8fd4218d33cb3691f25d0494fd41a9c
[INFO] running `Command { std: "docker" "start" "-a" "00d93d42ff95b105478c8da54a96ddbcd8fd4218d33cb3691f25d0494fd41a9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00d93d42ff95b105478c8da54a96ddbcd8fd4218d33cb3691f25d0494fd41a9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00d93d42ff95b105478c8da54a96ddbcd8fd4218d33cb3691f25d0494fd41a9c", kill_on_drop: false }`
[INFO] [stdout] 00d93d42ff95b105478c8da54a96ddbcd8fd4218d33cb3691f25d0494fd41a9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 40ced6ea4003fa5c663d00ff216dc70c27e2139e732d7e8a194d3371406f603d
[INFO] running `Command { std: "docker" "start" "-a" "40ced6ea4003fa5c663d00ff216dc70c27e2139e732d7e8a194d3371406f603d", kill_on_drop: false }`
[INFO] [stderr]    Compiling probables v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "40ced6ea4003fa5c663d00ff216dc70c27e2139e732d7e8a194d3371406f603d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40ced6ea4003fa5c663d00ff216dc70c27e2139e732d7e8a194d3371406f603d", kill_on_drop: false }`
[INFO] [stdout] 40ced6ea4003fa5c663d00ff216dc70c27e2139e732d7e8a194d3371406f603d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 4470083a774caa52f2c5a6832409a8da37a6f597dbe6773716a06a13d464c8aa
[INFO] running `Command { std: "docker" "start" "-a" "4470083a774caa52f2c5a6832409a8da37a6f597dbe6773716a06a13d464c8aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling probables v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "4470083a774caa52f2c5a6832409a8da37a6f597dbe6773716a06a13d464c8aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4470083a774caa52f2c5a6832409a8da37a6f597dbe6773716a06a13d464c8aa", kill_on_drop: false }`
[INFO] [stdout] 4470083a774caa52f2c5a6832409a8da37a6f597dbe6773716a06a13d464c8aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 5455d9a7fadb614a00b211f27b0453b82b355e006e1ce77c4a9e27c8dc84ec83
[INFO] running `Command { std: "docker" "start" "-a" "5455d9a7fadb614a00b211f27b0453b82b355e006e1ce77c4a9e27c8dc84ec83", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 0.00s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/probables-c5587bbf9661ce9b)
[INFO] [stdout] test tree_tests::tests::init ... 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] running `Command { std: "docker" "inspect" "5455d9a7fadb614a00b211f27b0453b82b355e006e1ce77c4a9e27c8dc84ec83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5455d9a7fadb614a00b211f27b0453b82b355e006e1ce77c4a9e27c8dc84ec83", kill_on_drop: false }`
[INFO] [stdout] 5455d9a7fadb614a00b211f27b0453b82b355e006e1ce77c4a9e27c8dc84ec83