[INFO] cloning repository https://github.com/drodmantras/auto_guesser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/drodmantras/auto_guesser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrodmantras%2Fauto_guesser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrodmantras%2Fauto_guesser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f734db431c04e2c8b3a337f1a119d9a2efdff7dd
[INFO] testing drodmantras/auto_guesser against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrodmantras%2Fauto_guesser" "/workspace/builds/worker-28/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-28/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/drodmantras/auto_guesser 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 git repo https://github.com/drodmantras/auto_guesser
[INFO] finished tweaking git repo https://github.com/drodmantras/auto_guesser
[INFO] tweaked toml for git repo https://github.com/drodmantras/auto_guesser written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] crate git repo https://github.com/drodmantras/auto_guesser 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 79c42b5d52d21a4acda9ba500c3a8cd198489f8180cf5d6c2ead66acd7c432fd
[INFO] running `Command { std: "docker" "start" "-a" "79c42b5d52d21a4acda9ba500c3a8cd198489f8180cf5d6c2ead66acd7c432fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79c42b5d52d21a4acda9ba500c3a8cd198489f8180cf5d6c2ead66acd7c432fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79c42b5d52d21a4acda9ba500c3a8cd198489f8180cf5d6c2ead66acd7c432fd", kill_on_drop: false }`
[INFO] [stdout] 79c42b5d52d21a4acda9ba500c3a8cd198489f8180cf5d6c2ead66acd7c432fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 368194abd46169c8c4863d5d30fbd203b242a9cbd6018bf3b32aa773755a6cdb
[INFO] running `Command { std: "docker" "start" "-a" "368194abd46169c8c4863d5d30fbd203b242a9cbd6018bf3b32aa773755a6cdb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling auto_guesser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.72s
[INFO] running `Command { std: "docker" "inspect" "368194abd46169c8c4863d5d30fbd203b242a9cbd6018bf3b32aa773755a6cdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "368194abd46169c8c4863d5d30fbd203b242a9cbd6018bf3b32aa773755a6cdb", kill_on_drop: false }`
[INFO] [stdout] 368194abd46169c8c4863d5d30fbd203b242a9cbd6018bf3b32aa773755a6cdb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 972b6cd35fb072160fa71ab2332c1767f180b651a112e5638f3936b56660773d
[INFO] running `Command { std: "docker" "start" "-a" "972b6cd35fb072160fa71ab2332c1767f180b651a112e5638f3936b56660773d", kill_on_drop: false }`
[INFO] [stderr]    Compiling auto_guesser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "972b6cd35fb072160fa71ab2332c1767f180b651a112e5638f3936b56660773d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "972b6cd35fb072160fa71ab2332c1767f180b651a112e5638f3936b56660773d", kill_on_drop: false }`
[INFO] [stdout] 972b6cd35fb072160fa71ab2332c1767f180b651a112e5638f3936b56660773d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 390a6b4aacca86d096c1d18ae8b218c6e69348f03119d35e00c36b4aa77990ed
[INFO] running `Command { std: "docker" "start" "-a" "390a6b4aacca86d096c1d18ae8b218c6e69348f03119d35e00c36b4aa77990ed", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/auto_guesser-e0a84e7b15e0b6f8)
[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" "390a6b4aacca86d096c1d18ae8b218c6e69348f03119d35e00c36b4aa77990ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "390a6b4aacca86d096c1d18ae8b218c6e69348f03119d35e00c36b4aa77990ed", kill_on_drop: false }`
[INFO] [stdout] 390a6b4aacca86d096c1d18ae8b218c6e69348f03119d35e00c36b4aa77990ed