[INFO] cloning repository https://github.com/svenstaro/markov-mashup
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/svenstaro/markov-mashup" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsvenstaro%2Fmarkov-mashup", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsvenstaro%2Fmarkov-mashup'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ef77f2a57532e596bb232b111e23005ff66a0aef
[INFO] testing svenstaro/markov-mashup against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsvenstaro%2Fmarkov-mashup" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/svenstaro/markov-mashup 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 git repo https://github.com/svenstaro/markov-mashup
[INFO] finished tweaking git repo https://github.com/svenstaro/markov-mashup
[INFO] tweaked toml for git repo https://github.com/svenstaro/markov-mashup written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/svenstaro/markov-mashup already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 5e337a2339ffb8c9638cff56714cf6850974328e5c51f7a4c6b3dec6b462837c
[INFO] running `Command { std: "docker" "start" "-a" "5e337a2339ffb8c9638cff56714cf6850974328e5c51f7a4c6b3dec6b462837c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e337a2339ffb8c9638cff56714cf6850974328e5c51f7a4c6b3dec6b462837c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e337a2339ffb8c9638cff56714cf6850974328e5c51f7a4c6b3dec6b462837c", kill_on_drop: false }`
[INFO] [stdout] 5e337a2339ffb8c9638cff56714cf6850974328e5c51f7a4c6b3dec6b462837c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] a86a185bc5e614a6711ed6d3c20b7de9a6b73781b57ae83ac2085a6f7b59090e
[INFO] running `Command { std: "docker" "start" "-a" "a86a185bc5e614a6711ed6d3c20b7de9a6b73781b57ae83ac2085a6f7b59090e", 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 markov-mashup v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.17s
[INFO] running `Command { std: "docker" "inspect" "a86a185bc5e614a6711ed6d3c20b7de9a6b73781b57ae83ac2085a6f7b59090e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a86a185bc5e614a6711ed6d3c20b7de9a6b73781b57ae83ac2085a6f7b59090e", kill_on_drop: false }`
[INFO] [stdout] a86a185bc5e614a6711ed6d3c20b7de9a6b73781b57ae83ac2085a6f7b59090e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 7f34f89d030a360da413a9d653bf42f635e003062f3c82c5a4fd58a6942c2b52
[INFO] running `Command { std: "docker" "start" "-a" "7f34f89d030a360da413a9d653bf42f635e003062f3c82c5a4fd58a6942c2b52", kill_on_drop: false }`
[INFO] [stderr]    Compiling markov-mashup v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "7f34f89d030a360da413a9d653bf42f635e003062f3c82c5a4fd58a6942c2b52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f34f89d030a360da413a9d653bf42f635e003062f3c82c5a4fd58a6942c2b52", kill_on_drop: false }`
[INFO] [stdout] 7f34f89d030a360da413a9d653bf42f635e003062f3c82c5a4fd58a6942c2b52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 63deb7c12f21a01a79f29829e274423ffe0b64849e829c47e96c3b78682a483d
[INFO] running `Command { std: "docker" "start" "-a" "63deb7c12f21a01a79f29829e274423ffe0b64849e829c47e96c3b78682a483d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/markov_mashup-83631562f2d5515c)
[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" "63deb7c12f21a01a79f29829e274423ffe0b64849e829c47e96c3b78682a483d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63deb7c12f21a01a79f29829e274423ffe0b64849e829c47e96c3b78682a483d", kill_on_drop: false }`
[INFO] [stdout] 63deb7c12f21a01a79f29829e274423ffe0b64849e829c47e96c3b78682a483d