[INFO] cloning repository https://github.com/JulioBarros/timebox-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JulioBarros/timebox-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJulioBarros%2Ftimebox-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJulioBarros%2Ftimebox-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 026dca9838f62bf1d10b8a2809587779fa9ddd5d
[INFO] checking JulioBarros/timebox-rust against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJulioBarros%2Ftimebox-rust" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JulioBarros/timebox-rust 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/JulioBarros/timebox-rust
[INFO] finished tweaking git repo https://github.com/JulioBarros/timebox-rust
[INFO] tweaked toml for git repo https://github.com/JulioBarros/timebox-rust written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/JulioBarros/timebox-rust 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 serde_yaml v0.8.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] c54a5886b26fadc0925474d0ed1d481b1f6c9cbc115f041567e2adb134fdd985
[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" "c54a5886b26fadc0925474d0ed1d481b1f6c9cbc115f041567e2adb134fdd985", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c54a5886b26fadc0925474d0ed1d481b1f6c9cbc115f041567e2adb134fdd985", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c54a5886b26fadc0925474d0ed1d481b1f6c9cbc115f041567e2adb134fdd985", kill_on_drop: false }`
[INFO] [stdout] c54a5886b26fadc0925474d0ed1d481b1f6c9cbc115f041567e2adb134fdd985
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 665f5f11e53824637cd7107c9a6b1a44d7636e8af7fba994f987e1e4e50f07c8
[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" "665f5f11e53824637cd7107c9a6b1a44d7636e8af7fba994f987e1e4e50f07c8", 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 unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling serde_derive v1.0.98
[INFO] [stderr]     Checking serde v1.0.98
[INFO] [stderr]     Checking serde_yaml v0.8.9
[INFO] [stderr]     Checking timebox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.72s
[INFO] running `Command { std: "docker" "inspect" "665f5f11e53824637cd7107c9a6b1a44d7636e8af7fba994f987e1e4e50f07c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "665f5f11e53824637cd7107c9a6b1a44d7636e8af7fba994f987e1e4e50f07c8", kill_on_drop: false }`
[INFO] [stdout] 665f5f11e53824637cd7107c9a6b1a44d7636e8af7fba994f987e1e4e50f07c8