[INFO] fetching crate arboretum 0.0.0...
[INFO] testing arboretum-0.0.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate arboretum 0.0.0 into /workspace/builds/worker-92/source
[INFO] validating manifest of crates.io crate arboretum 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 arboretum 0.0.0
[INFO] finished tweaking crates.io crate arboretum 0.0.0
[INFO] tweaked toml for crates.io crate arboretum 0.0.0 written to /workspace/builds/worker-92/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-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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] 31aa642bc45c9bc4615764b06e9822b111c884c93f35bc0e61dcc4695a9595d4
[INFO] running `Command { std: "docker" "start" "-a" "31aa642bc45c9bc4615764b06e9822b111c884c93f35bc0e61dcc4695a9595d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31aa642bc45c9bc4615764b06e9822b111c884c93f35bc0e61dcc4695a9595d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31aa642bc45c9bc4615764b06e9822b111c884c93f35bc0e61dcc4695a9595d4", kill_on_drop: false }`
[INFO] [stdout] 31aa642bc45c9bc4615764b06e9822b111c884c93f35bc0e61dcc4695a9595d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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] 9404b0c665c2c2ac3627ba4f063f8bdddf10e38c512da9448ab9cd4fde964b69
[INFO] running `Command { std: "docker" "start" "-a" "9404b0c665c2c2ac3627ba4f063f8bdddf10e38c512da9448ab9cd4fde964b69", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling arboretum v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.46s
[INFO] running `Command { std: "docker" "inspect" "9404b0c665c2c2ac3627ba4f063f8bdddf10e38c512da9448ab9cd4fde964b69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9404b0c665c2c2ac3627ba4f063f8bdddf10e38c512da9448ab9cd4fde964b69", kill_on_drop: false }`
[INFO] [stdout] 9404b0c665c2c2ac3627ba4f063f8bdddf10e38c512da9448ab9cd4fde964b69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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] 53fdd76ff79bd58d0edd70401ad8dd0a4694c39ca39871c900f9fbebbf5a8881
[INFO] running `Command { std: "docker" "start" "-a" "53fdd76ff79bd58d0edd70401ad8dd0a4694c39ca39871c900f9fbebbf5a8881", kill_on_drop: false }`
[INFO] [stderr]    Compiling arboretum v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "53fdd76ff79bd58d0edd70401ad8dd0a4694c39ca39871c900f9fbebbf5a8881", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53fdd76ff79bd58d0edd70401ad8dd0a4694c39ca39871c900f9fbebbf5a8881", kill_on_drop: false }`
[INFO] [stdout] 53fdd76ff79bd58d0edd70401ad8dd0a4694c39ca39871c900f9fbebbf5a8881
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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] b74e4fff23cef3a61122d41f493be64ae2a9fb7bc2e2c5c727d16c80377aa0bd
[INFO] running `Command { std: "docker" "start" "-a" "b74e4fff23cef3a61122d41f493be64ae2a9fb7bc2e2c5c727d16c80377aa0bd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/arboretum-6fba8c3e2fc63bd8)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests arboretum
[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 0.03s
[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" "b74e4fff23cef3a61122d41f493be64ae2a9fb7bc2e2c5c727d16c80377aa0bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b74e4fff23cef3a61122d41f493be64ae2a9fb7bc2e2c5c727d16c80377aa0bd", kill_on_drop: false }`
[INFO] [stdout] b74e4fff23cef3a61122d41f493be64ae2a9fb7bc2e2c5c727d16c80377aa0bd