[INFO] cloning repository https://github.com/trentsummerfield/abc-breaking
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/trentsummerfield/abc-breaking" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrentsummerfield%2Fabc-breaking", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrentsummerfield%2Fabc-breaking'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6249e1f43d4e768bc64e73a292e824c1280b1a45
[INFO] checking trentsummerfield/abc-breaking against master#3e826bb11228508fbe749e594038d6727208aa94 for pr-82322
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrentsummerfield%2Fabc-breaking" "/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/trentsummerfield/abc-breaking on toolchain 3e826bb11228508fbe749e594038d6727208aa94
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/trentsummerfield/abc-breaking
[INFO] finished tweaking git repo https://github.com/trentsummerfield/abc-breaking
[INFO] tweaked toml for git repo https://github.com/trentsummerfield/abc-breaking written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/trentsummerfield/abc-breaking already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 300d2b97aa470d103f3c289777a3e2a3a29d36215d6fdfe17b03901e3b01beb3
[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" "300d2b97aa470d103f3c289777a3e2a3a29d36215d6fdfe17b03901e3b01beb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "300d2b97aa470d103f3c289777a3e2a3a29d36215d6fdfe17b03901e3b01beb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "300d2b97aa470d103f3c289777a3e2a3a29d36215d6fdfe17b03901e3b01beb3", kill_on_drop: false }`
[INFO] [stdout] 300d2b97aa470d103f3c289777a3e2a3a29d36215d6fdfe17b03901e3b01beb3
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6c6c5183269a3b30abcdb9dfd20f2f85e5482cbb97598dc3fc28b4fb1b2acd19
[INFO] running `Command { std: "docker" "start" "-a" "6c6c5183269a3b30abcdb9dfd20f2f85e5482cbb97598dc3fc28b4fb1b2acd19", kill_on_drop: false }`
[INFO] [stderr]    Compiling openssl v0.10.15
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling openssl-sys v0.9.39
[INFO] [stderr]     Checking abc-breaking v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.12s
[INFO] running `Command { std: "docker" "inspect" "6c6c5183269a3b30abcdb9dfd20f2f85e5482cbb97598dc3fc28b4fb1b2acd19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c6c5183269a3b30abcdb9dfd20f2f85e5482cbb97598dc3fc28b4fb1b2acd19", kill_on_drop: false }`
[INFO] [stdout] 6c6c5183269a3b30abcdb9dfd20f2f85e5482cbb97598dc3fc28b4fb1b2acd19