[INFO] fetching crate wain 0.1.6...
[INFO] testing wain-0.1.6 against 1.55.0 for beta-1.56-1
[INFO] extracting crate wain 0.1.6 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate wain 0.1.6 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wain 0.1.6
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate wain 0.1.6
[INFO] tweaked toml for crates.io crate wain 0.1.6 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate crates.io crate wain 0.1.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fab190c3f3ca4d24f635d4293b22df81412d0c1c49446f2ca4f9a384e5350397
[INFO] running `Command { std: "docker" "start" "-a" "fab190c3f3ca4d24f635d4293b22df81412d0c1c49446f2ca4f9a384e5350397", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fab190c3f3ca4d24f635d4293b22df81412d0c1c49446f2ca4f9a384e5350397", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fab190c3f3ca4d24f635d4293b22df81412d0c1c49446f2ca4f9a384e5350397", kill_on_drop: false }`
[INFO] [stdout] fab190c3f3ca4d24f635d4293b22df81412d0c1c49446f2ca4f9a384e5350397
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5603dc4ded43a395315108083b05bb1bd1b99eb75e7f03e73b4c972b8ecccf9
[INFO] running `Command { std: "docker" "start" "-a" "f5603dc4ded43a395315108083b05bb1bd1b99eb75e7f03e73b4c972b8ecccf9", 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] [stderr]    Compiling wain-ast v0.2.0
[INFO] [stderr]    Compiling wain-validate v0.1.4
[INFO] [stderr]    Compiling wain-exec v0.3.0
[INFO] [stderr]    Compiling wain-syntax-text v0.2.0
[INFO] [stderr]    Compiling wain-syntax-binary v0.1.3
[INFO] [stderr]    Compiling wain v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.07s
[INFO] running `Command { std: "docker" "inspect" "f5603dc4ded43a395315108083b05bb1bd1b99eb75e7f03e73b4c972b8ecccf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5603dc4ded43a395315108083b05bb1bd1b99eb75e7f03e73b4c972b8ecccf9", kill_on_drop: false }`
[INFO] [stdout] f5603dc4ded43a395315108083b05bb1bd1b99eb75e7f03e73b4c972b8ecccf9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 177bb31c9a96d92f8063dc996b240a293092a578692d7b97ea66bffa76118cab
[INFO] running `Command { std: "docker" "start" "-a" "177bb31c9a96d92f8063dc996b240a293092a578692d7b97ea66bffa76118cab", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-husky v1.5.0
[INFO] [stderr]    Compiling wain v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "177bb31c9a96d92f8063dc996b240a293092a578692d7b97ea66bffa76118cab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "177bb31c9a96d92f8063dc996b240a293092a578692d7b97ea66bffa76118cab", kill_on_drop: false }`
[INFO] [stdout] 177bb31c9a96d92f8063dc996b240a293092a578692d7b97ea66bffa76118cab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8966a3e5d54c9e2e56f6779465e15a213e4597c00ed2f95d8ac27ee0bb1d3ebb
[INFO] running `Command { std: "docker" "start" "-a" "8966a3e5d54c9e2e56f6779465e15a213e4597c00ed2f95d8ac27ee0bb1d3ebb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wain-3abdb1a4d01870e8)
[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" "8966a3e5d54c9e2e56f6779465e15a213e4597c00ed2f95d8ac27ee0bb1d3ebb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8966a3e5d54c9e2e56f6779465e15a213e4597c00ed2f95d8ac27ee0bb1d3ebb", kill_on_drop: false }`
[INFO] [stdout] 8966a3e5d54c9e2e56f6779465e15a213e4597c00ed2f95d8ac27ee0bb1d3ebb