[INFO] cloning repository https://github.com/petrSchreiber/pi-monte-carlo-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/petrSchreiber/pi-monte-carlo-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FpetrSchreiber%2Fpi-monte-carlo-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FpetrSchreiber%2Fpi-monte-carlo-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ffb8871f2c5b0794cd7c76a85ec49c24c12b07d0
[INFO] checking petrSchreiber/pi-monte-carlo-rs against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FpetrSchreiber%2Fpi-monte-carlo-rs" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/petrSchreiber/pi-monte-carlo-rs on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/petrSchreiber/pi-monte-carlo-rs
[INFO] finished tweaking git repo https://github.com/petrSchreiber/pi-monte-carlo-rs
[INFO] tweaked toml for git repo https://github.com/petrSchreiber/pi-monte-carlo-rs written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/petrSchreiber/pi-monte-carlo-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8650ecd75d7d813cdade28cb34b1f80dbc90fbb1b116c4552f1fb7a632f10160
[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" "8650ecd75d7d813cdade28cb34b1f80dbc90fbb1b116c4552f1fb7a632f10160", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8650ecd75d7d813cdade28cb34b1f80dbc90fbb1b116c4552f1fb7a632f10160", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8650ecd75d7d813cdade28cb34b1f80dbc90fbb1b116c4552f1fb7a632f10160", kill_on_drop: false }`
[INFO] [stdout] 8650ecd75d7d813cdade28cb34b1f80dbc90fbb1b116c4552f1fb7a632f10160
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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] 70fb41dcd0c5c19b819f9684715a5f7b6c187f905d7cc6bcc6eff250ee9137c4
[INFO] running `Command { std: "docker" "start" "-a" "70fb41dcd0c5c19b819f9684715a5f7b6c187f905d7cc6bcc6eff250ee9137c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]     Checking spin v0.5.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking getrandom v0.1.6
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking pi-monte-carlo-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.85s
[INFO] running `Command { std: "docker" "inspect" "70fb41dcd0c5c19b819f9684715a5f7b6c187f905d7cc6bcc6eff250ee9137c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70fb41dcd0c5c19b819f9684715a5f7b6c187f905d7cc6bcc6eff250ee9137c4", kill_on_drop: false }`
[INFO] [stdout] 70fb41dcd0c5c19b819f9684715a5f7b6c187f905d7cc6bcc6eff250ee9137c4