[INFO] cloning repository https://github.com/gjpower/rust_sieve_of_eratosthenes
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gjpower/rust_sieve_of_eratosthenes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgjpower%2Frust_sieve_of_eratosthenes", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgjpower%2Frust_sieve_of_eratosthenes'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c5fb88daa3e5aea9d708759144ebaf212c754fa
[INFO] checking gjpower/rust_sieve_of_eratosthenes against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgjpower%2Frust_sieve_of_eratosthenes" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gjpower/rust_sieve_of_eratosthenes on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gjpower/rust_sieve_of_eratosthenes
[INFO] finished tweaking git repo https://github.com/gjpower/rust_sieve_of_eratosthenes
[INFO] tweaked toml for git repo https://github.com/gjpower/rust_sieve_of_eratosthenes written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/gjpower/rust_sieve_of_eratosthenes already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e770da8693d52a1c0a2c4ef72455f0141ddfd78716d1723d6d3347e221e55c2e
[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" "e770da8693d52a1c0a2c4ef72455f0141ddfd78716d1723d6d3347e221e55c2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e770da8693d52a1c0a2c4ef72455f0141ddfd78716d1723d6d3347e221e55c2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e770da8693d52a1c0a2c4ef72455f0141ddfd78716d1723d6d3347e221e55c2e", kill_on_drop: false }`
[INFO] [stdout] e770da8693d52a1c0a2c4ef72455f0141ddfd78716d1723d6d3347e221e55c2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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] 07579cbe8a80015fb955486d2a49dd70f23ae0cf8fe355ab733fdeb8eb222932
[INFO] running `Command { std: "docker" "start" "-a" "07579cbe8a80015fb955486d2a49dd70f23ae0cf8fe355ab733fdeb8eb222932", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking sieve_of_eratosthenes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "07579cbe8a80015fb955486d2a49dd70f23ae0cf8fe355ab733fdeb8eb222932", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07579cbe8a80015fb955486d2a49dd70f23ae0cf8fe355ab733fdeb8eb222932", kill_on_drop: false }`
[INFO] [stdout] 07579cbe8a80015fb955486d2a49dd70f23ae0cf8fe355ab733fdeb8eb222932