[INFO] cloning repository https://github.com/Billy-Sheppard/increment_version
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Billy-Sheppard/increment_version" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBilly-Sheppard%2Fincrement_version", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBilly-Sheppard%2Fincrement_version'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2087b43d603f37285b7a556e2a2dd2f0b9363831
[INFO] checking Billy-Sheppard/increment_version against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBilly-Sheppard%2Fincrement_version" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Billy-Sheppard/increment_version on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Billy-Sheppard/increment_version
[INFO] finished tweaking git repo https://github.com/Billy-Sheppard/increment_version
[INFO] tweaked toml for git repo https://github.com/Billy-Sheppard/increment_version written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Billy-Sheppard/increment_version already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro-error-attr v1.0.2
[INFO] [stderr]   Downloaded clap v2.33.1
[INFO] [stderr]   Downloaded proc-macro-error v1.0.2
[INFO] [stderr]   Downloaded structopt-derive v0.4.7
[INFO] [stderr]   Downloaded structopt v0.3.14
[INFO] [stderr]   Downloaded syn v1.0.31
[INFO] [stderr]   Downloaded serde v1.0.112
[INFO] [stderr]   Downloaded serde_derive v1.0.112
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3e252aab3f2b4da26b4aa79248444fdf238b691cbc29ae4cbc02eaa1a8a1d5e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b3e252aab3f2b4da26b4aa79248444fdf238b691cbc29ae4cbc02eaa1a8a1d5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3e252aab3f2b4da26b4aa79248444fdf238b691cbc29ae4cbc02eaa1a8a1d5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3e252aab3f2b4da26b4aa79248444fdf238b691cbc29ae4cbc02eaa1a8a1d5e", kill_on_drop: false }`
[INFO] [stdout] b3e252aab3f2b4da26b4aa79248444fdf238b691cbc29ae4cbc02eaa1a8a1d5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75a561b0e24d92ac72a90c9be53528eff2c718cfeecd57f6ad2d8b5c492c3514
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "75a561b0e24d92ac72a90c9be53528eff2c718cfeecd57f6ad2d8b5c492c3514", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling serde v1.0.112
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking anyhow v1.0.31
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.112
[INFO] [stderr]    Compiling structopt-derive v0.4.7
[INFO] [stderr]     Checking structopt v0.3.14
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking increment_version v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.74s
[INFO] running `Command { std: "docker" "inspect" "75a561b0e24d92ac72a90c9be53528eff2c718cfeecd57f6ad2d8b5c492c3514", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75a561b0e24d92ac72a90c9be53528eff2c718cfeecd57f6ad2d8b5c492c3514", kill_on_drop: false }`
[INFO] [stdout] 75a561b0e24d92ac72a90c9be53528eff2c718cfeecd57f6ad2d8b5c492c3514