[INFO] fetching crate cuach 0.4.2...
[INFO] testing cuach-0.4.2 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate cuach 0.4.2 into /workspace/builds/worker-51/source
[INFO] validating manifest of crates.io crate cuach 0.4.2 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cuach 0.4.2
[INFO] finished tweaking crates.io crate cuach 0.4.2
[INFO] tweaked toml for crates.io crate cuach 0.4.2 written to /workspace/builds/worker-51/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded buf-min v0.4.0
[INFO] [stderr]   Downloaded v_escape v0.15.0
[INFO] [stderr]   Downloaded v_htmlescape v0.12.0
[INFO] [stderr]   Downloaded cuach-derive v0.2.5
[INFO] [stderr]   Downloaded v_escape_derive v0.8.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa4e53e3159b91c1769b2c73e41fe06adc308e26ccbf9543ef32c2e66382e0c9
[INFO] running `Command { std: "docker" "start" "-a" "fa4e53e3159b91c1769b2c73e41fe06adc308e26ccbf9543ef32c2e66382e0c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa4e53e3159b91c1769b2c73e41fe06adc308e26ccbf9543ef32c2e66382e0c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa4e53e3159b91c1769b2c73e41fe06adc308e26ccbf9543ef32c2e66382e0c9", kill_on_drop: false }`
[INFO] [stdout] fa4e53e3159b91c1769b2c73e41fe06adc308e26ccbf9543ef32c2e66382e0c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7a44260afb3cf5913554dadef5a4a9ef14a7ba96b26d6129ff1cc2cf926f0ef
[INFO] running `Command { std: "docker" "start" "-a" "b7a44260afb3cf5913554dadef5a4a9ef14a7ba96b26d6129ff1cc2cf926f0ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling v_escape v0.15.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling v_htmlescape v0.12.0
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling buf-min v0.4.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling v_escape_derive v0.8.4
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling cuach-derive v0.2.5
[INFO] [stderr]    Compiling cuach v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.10s
[INFO] running `Command { std: "docker" "inspect" "b7a44260afb3cf5913554dadef5a4a9ef14a7ba96b26d6129ff1cc2cf926f0ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7a44260afb3cf5913554dadef5a4a9ef14a7ba96b26d6129ff1cc2cf926f0ef", kill_on_drop: false }`
[INFO] [stdout] b7a44260afb3cf5913554dadef5a4a9ef14a7ba96b26d6129ff1cc2cf926f0ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af1db48947dafed09d8714a4a601f4d458a721274c1107e37c507276dc52cbc5
[INFO] running `Command { std: "docker" "start" "-a" "af1db48947dafed09d8714a4a601f4d458a721274c1107e37c507276dc52cbc5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cuach v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "af1db48947dafed09d8714a4a601f4d458a721274c1107e37c507276dc52cbc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af1db48947dafed09d8714a4a601f4d458a721274c1107e37c507276dc52cbc5", kill_on_drop: false }`
[INFO] [stdout] af1db48947dafed09d8714a4a601f4d458a721274c1107e37c507276dc52cbc5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 68679ddb7b45d728a39e40c345c41693f529859d14406061cd3ce71dc67fd72c
[INFO] running `Command { std: "docker" "start" "-a" "68679ddb7b45d728a39e40c345c41693f529859d14406061cd3ce71dc67fd72c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cuach-422b355badd341be)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cuach
[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" "68679ddb7b45d728a39e40c345c41693f529859d14406061cd3ce71dc67fd72c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68679ddb7b45d728a39e40c345c41693f529859d14406061cd3ce71dc67fd72c", kill_on_drop: false }`
[INFO] [stdout] 68679ddb7b45d728a39e40c345c41693f529859d14406061cd3ce71dc67fd72c