[INFO] fetching crate walnut 0.1.4...
[INFO] testing walnut-0.1.4 against 1.59.0 for beta-1.60-1
[INFO] extracting crate walnut 0.1.4 into /workspace/builds/worker-75/source
[INFO] validating manifest of crates.io crate walnut 0.1.4 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate walnut 0.1.4
[INFO] finished tweaking crates.io crate walnut 0.1.4
[INFO] tweaked toml for crates.io crate walnut 0.1.4 written to /workspace/builds/worker-75/source/Cargo.toml
[INFO] crate crates.io crate walnut 0.1.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a64161d95f8d3999ccfd70fcce0da5a313b335c9f9359497067c2e5e61674809
[INFO] running `Command { std: "docker" "start" "-a" "a64161d95f8d3999ccfd70fcce0da5a313b335c9f9359497067c2e5e61674809", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a64161d95f8d3999ccfd70fcce0da5a313b335c9f9359497067c2e5e61674809", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a64161d95f8d3999ccfd70fcce0da5a313b335c9f9359497067c2e5e61674809", kill_on_drop: false }`
[INFO] [stdout] a64161d95f8d3999ccfd70fcce0da5a313b335c9f9359497067c2e5e61674809
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79e321d37b4131d76113344378d61b4d2e7b80f15dc2b4a9e87610b95ab22edb
[INFO] running `Command { std: "docker" "start" "-a" "79e321d37b4131d76113344378d61b4d2e7b80f15dc2b4a9e87610b95ab22edb", kill_on_drop: false }`
[INFO] [stderr]    Compiling walnut v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "79e321d37b4131d76113344378d61b4d2e7b80f15dc2b4a9e87610b95ab22edb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79e321d37b4131d76113344378d61b4d2e7b80f15dc2b4a9e87610b95ab22edb", kill_on_drop: false }`
[INFO] [stdout] 79e321d37b4131d76113344378d61b4d2e7b80f15dc2b4a9e87610b95ab22edb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4545de4f21d181cb03e7421a5f0ad14c50e765796fa9cbc395cecd9f09db47c
[INFO] running `Command { std: "docker" "start" "-a" "f4545de4f21d181cb03e7421a5f0ad14c50e765796fa9cbc395cecd9f09db47c", kill_on_drop: false }`
[INFO] [stderr]    Compiling walnut v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "f4545de4f21d181cb03e7421a5f0ad14c50e765796fa9cbc395cecd9f09db47c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4545de4f21d181cb03e7421a5f0ad14c50e765796fa9cbc395cecd9f09db47c", kill_on_drop: false }`
[INFO] [stdout] f4545de4f21d181cb03e7421a5f0ad14c50e765796fa9cbc395cecd9f09db47c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ce91b64bc0fafdff40897da6681f1bbeaeaf6bea533ff8bd226e5969658dc0d5
[INFO] running `Command { std: "docker" "start" "-a" "ce91b64bc0fafdff40897da6681f1bbeaeaf6bea533ff8bd226e5969658dc0d5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/walnut-9ecc65ec6141ecc0)
[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" "ce91b64bc0fafdff40897da6681f1bbeaeaf6bea533ff8bd226e5969658dc0d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce91b64bc0fafdff40897da6681f1bbeaeaf6bea533ff8bd226e5969658dc0d5", kill_on_drop: false }`
[INFO] [stdout] ce91b64bc0fafdff40897da6681f1bbeaeaf6bea533ff8bd226e5969658dc0d5