[INFO] fetching crate how 0.1.0...
[INFO] testing how-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate how 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate how 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate how 0.1.0
[INFO] finished tweaking crates.io crate how 0.1.0
[INFO] tweaked toml for crates.io crate how 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate how 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ea5b66539a40d218a3b197406fabdb036afa4e97b730528db249a0c0d1181cc
[INFO] running `Command { std: "docker" "start" "-a" "3ea5b66539a40d218a3b197406fabdb036afa4e97b730528db249a0c0d1181cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ea5b66539a40d218a3b197406fabdb036afa4e97b730528db249a0c0d1181cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ea5b66539a40d218a3b197406fabdb036afa4e97b730528db249a0c0d1181cc", kill_on_drop: false }`
[INFO] [stdout] 3ea5b66539a40d218a3b197406fabdb036afa4e97b730528db249a0c0d1181cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2831d99b19e7ca838b202fc863fda43d7794ffaa70ec343303e95e2f256e5bac
[INFO] running `Command { std: "docker" "start" "-a" "2831d99b19e7ca838b202fc863fda43d7794ffaa70ec343303e95e2f256e5bac", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling how v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "2831d99b19e7ca838b202fc863fda43d7794ffaa70ec343303e95e2f256e5bac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2831d99b19e7ca838b202fc863fda43d7794ffaa70ec343303e95e2f256e5bac", kill_on_drop: false }`
[INFO] [stdout] 2831d99b19e7ca838b202fc863fda43d7794ffaa70ec343303e95e2f256e5bac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 340c0c82a7330e1755504a4e3ccc9f4f4f8625b5ad5d9aebd233aa7d7612066c
[INFO] running `Command { std: "docker" "start" "-a" "340c0c82a7330e1755504a4e3ccc9f4f4f8625b5ad5d9aebd233aa7d7612066c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling how v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "340c0c82a7330e1755504a4e3ccc9f4f4f8625b5ad5d9aebd233aa7d7612066c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "340c0c82a7330e1755504a4e3ccc9f4f4f8625b5ad5d9aebd233aa7d7612066c", kill_on_drop: false }`
[INFO] [stdout] 340c0c82a7330e1755504a4e3ccc9f4f4f8625b5ad5d9aebd233aa7d7612066c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f11d9c5fe0ba02c31f667d7700dad212173287f3890af889f733fb5f39846c3e
[INFO] running `Command { std: "docker" "start" "-a" "f11d9c5fe0ba02c31f667d7700dad212173287f3890af889f733fb5f39846c3e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/how-3aefd958fd049c19)
[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" "f11d9c5fe0ba02c31f667d7700dad212173287f3890af889f733fb5f39846c3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f11d9c5fe0ba02c31f667d7700dad212173287f3890af889f733fb5f39846c3e", kill_on_drop: false }`
[INFO] [stdout] f11d9c5fe0ba02c31f667d7700dad212173287f3890af889f733fb5f39846c3e