[INFO] fetching crate wain-ast 0.2.1...
[INFO] testing wain-ast-0.2.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate wain-ast 0.2.1 into /workspace/builds/worker-55/source
[INFO] validating manifest of crates.io crate wain-ast 0.2.1 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-ast 0.2.1
[INFO] finished tweaking crates.io crate wain-ast 0.2.1
[INFO] tweaked toml for crates.io crate wain-ast 0.2.1 written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] af60f451966c46328dc19b63c2a57ae1864f770595ce7bd1268997d36a2e1716
[INFO] running `Command { std: "docker" "start" "-a" "af60f451966c46328dc19b63c2a57ae1864f770595ce7bd1268997d36a2e1716", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af60f451966c46328dc19b63c2a57ae1864f770595ce7bd1268997d36a2e1716", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af60f451966c46328dc19b63c2a57ae1864f770595ce7bd1268997d36a2e1716", kill_on_drop: false }`
[INFO] [stdout] af60f451966c46328dc19b63c2a57ae1864f770595ce7bd1268997d36a2e1716
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] 18e2c57f8666e620cec5210c8e8c5b7a337ebf16c2f3e1f049d802f6199c77bf
[INFO] running `Command { std: "docker" "start" "-a" "18e2c57f8666e620cec5210c8e8c5b7a337ebf16c2f3e1f049d802f6199c77bf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling wain-ast v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "18e2c57f8666e620cec5210c8e8c5b7a337ebf16c2f3e1f049d802f6199c77bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18e2c57f8666e620cec5210c8e8c5b7a337ebf16c2f3e1f049d802f6199c77bf", kill_on_drop: false }`
[INFO] [stdout] 18e2c57f8666e620cec5210c8e8c5b7a337ebf16c2f3e1f049d802f6199c77bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] 1738d53d671503b8089e31dc2b06e9f1c3875527cc0617f39e826fada81144c0
[INFO] running `Command { std: "docker" "start" "-a" "1738d53d671503b8089e31dc2b06e9f1c3875527cc0617f39e826fada81144c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling wain-ast v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.78s
[INFO] running `Command { std: "docker" "inspect" "1738d53d671503b8089e31dc2b06e9f1c3875527cc0617f39e826fada81144c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1738d53d671503b8089e31dc2b06e9f1c3875527cc0617f39e826fada81144c0", kill_on_drop: false }`
[INFO] [stdout] 1738d53d671503b8089e31dc2b06e9f1c3875527cc0617f39e826fada81144c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] ee1a9a1793776820a79447cc10467fa62d4908236973d14fd6e67b7a0d53ad4d
[INFO] running `Command { std: "docker" "start" "-a" "ee1a9a1793776820a79447cc10467fa62d4908236973d14fd6e67b7a0d53ad4d", 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_ast-638cc8914fafde4b)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests wain-ast
[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] [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" "ee1a9a1793776820a79447cc10467fa62d4908236973d14fd6e67b7a0d53ad4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee1a9a1793776820a79447cc10467fa62d4908236973d14fd6e67b7a0d53ad4d", kill_on_drop: false }`
[INFO] [stdout] ee1a9a1793776820a79447cc10467fa62d4908236973d14fd6e67b7a0d53ad4d