[INFO] cloning repository https://github.com/LucianoBestia/foreground_scheduler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LucianoBestia/foreground_scheduler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLucianoBestia%2Fforeground_scheduler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLucianoBestia%2Fforeground_scheduler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5242a71c63a0466679a41027c00ad37f43b9fd13
[INFO] checking LucianoBestia/foreground_scheduler against master#f5f33ec0e0455eefa72fc5567eb1280a4d5ee206 for pr-83312
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLucianoBestia%2Fforeground_scheduler" "/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/LucianoBestia/foreground_scheduler on toolchain f5f33ec0e0455eefa72fc5567eb1280a4d5ee206
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LucianoBestia/foreground_scheduler
[INFO] finished tweaking git repo https://github.com/LucianoBestia/foreground_scheduler
[INFO] tweaked toml for git repo https://github.com/LucianoBestia/foreground_scheduler written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/LucianoBestia/foreground_scheduler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f1b48cbde2d21770a0e0b47e0b5cabdaa0c23be83b952dc3a1cdf7f1d67f8b17
[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" "f1b48cbde2d21770a0e0b47e0b5cabdaa0c23be83b952dc3a1cdf7f1d67f8b17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1b48cbde2d21770a0e0b47e0b5cabdaa0c23be83b952dc3a1cdf7f1d67f8b17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1b48cbde2d21770a0e0b47e0b5cabdaa0c23be83b952dc3a1cdf7f1d67f8b17", kill_on_drop: false }`
[INFO] [stdout] f1b48cbde2d21770a0e0b47e0b5cabdaa0c23be83b952dc3a1cdf7f1d67f8b17
[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=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" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c9ed11b2e3996aa438c4335decfce4a52d7b2e1848e89f5fc51bfd16453b65c
[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" "6c9ed11b2e3996aa438c4335decfce4a52d7b2e1848e89f5fc51bfd16453b65c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking unwrap v1.2.1
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking foreground_scheduler v2020.507.1304 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.56s
[INFO] running `Command { std: "docker" "inspect" "6c9ed11b2e3996aa438c4335decfce4a52d7b2e1848e89f5fc51bfd16453b65c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c9ed11b2e3996aa438c4335decfce4a52d7b2e1848e89f5fc51bfd16453b65c", kill_on_drop: false }`
[INFO] [stdout] 6c9ed11b2e3996aa438c4335decfce4a52d7b2e1848e89f5fc51bfd16453b65c