[INFO] cloning repository https://github.com/khemritolya/kessler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/khemritolya/kessler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhemritolya%2Fkessler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhemritolya%2Fkessler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6d94ab2d7dc9c260564ba71c2a274d41919cade9
[INFO] testing khemritolya/kessler against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhemritolya%2Fkessler" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/khemritolya/kessler 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/khemritolya/kessler
[INFO] finished tweaking git repo https://github.com/khemritolya/kessler
[INFO] tweaked toml for git repo https://github.com/khemritolya/kessler written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/khemritolya/kessler 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 9ae62019229c8ea74969e52713d8270059c4d8fe6645fe342b89def4d959f0d6
[INFO] running `Command { std: "docker" "start" "-a" "9ae62019229c8ea74969e52713d8270059c4d8fe6645fe342b89def4d959f0d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ae62019229c8ea74969e52713d8270059c4d8fe6645fe342b89def4d959f0d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ae62019229c8ea74969e52713d8270059c4d8fe6645fe342b89def4d959f0d6", kill_on_drop: false }`
[INFO] [stdout] 9ae62019229c8ea74969e52713d8270059c4d8fe6645fe342b89def4d959f0d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 911e045566294a3a6d348021fe6df67b1bbc6bfa3424fe146ff3385e7cfb7fc4
[INFO] running `Command { std: "docker" "start" "-a" "911e045566294a3a6d348021fe6df67b1bbc6bfa3424fe146ff3385e7cfb7fc4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling gethostname v0.2.1
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling x11rb v0.8.1
[INFO] [stderr]    Compiling kessler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 34.95s
[INFO] running `Command { std: "docker" "inspect" "911e045566294a3a6d348021fe6df67b1bbc6bfa3424fe146ff3385e7cfb7fc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "911e045566294a3a6d348021fe6df67b1bbc6bfa3424fe146ff3385e7cfb7fc4", kill_on_drop: false }`
[INFO] [stdout] 911e045566294a3a6d348021fe6df67b1bbc6bfa3424fe146ff3385e7cfb7fc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 40d18d40f27ae223c004a64a9ec90f5269c27a08d2d9c632c8a03e8fef8f1614
[INFO] running `Command { std: "docker" "start" "-a" "40d18d40f27ae223c004a64a9ec90f5269c27a08d2d9c632c8a03e8fef8f1614", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling gethostname v0.2.1
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling x11rb v0.8.1
[INFO] [stderr]    Compiling kessler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 42.01s
[INFO] running `Command { std: "docker" "inspect" "40d18d40f27ae223c004a64a9ec90f5269c27a08d2d9c632c8a03e8fef8f1614", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40d18d40f27ae223c004a64a9ec90f5269c27a08d2d9c632c8a03e8fef8f1614", kill_on_drop: false }`
[INFO] [stdout] 40d18d40f27ae223c004a64a9ec90f5269c27a08d2d9c632c8a03e8fef8f1614
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 3e2e2ebe4bea70978de411f228c27aee949e8147fee00acf57513d38d42a7fc4
[INFO] running `Command { std: "docker" "start" "-a" "3e2e2ebe4bea70978de411f228c27aee949e8147fee00acf57513d38d42a7fc4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kessler-3d50e7819ffd3cee)
[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" "3e2e2ebe4bea70978de411f228c27aee949e8147fee00acf57513d38d42a7fc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e2e2ebe4bea70978de411f228c27aee949e8147fee00acf57513d38d42a7fc4", kill_on_drop: false }`
[INFO] [stdout] 3e2e2ebe4bea70978de411f228c27aee949e8147fee00acf57513d38d42a7fc4