[INFO] cloning repository https://github.com/CodeGradox/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/CodeGradox/sieve_of_eratosthenes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCodeGradox%2Fsieve_of_eratosthenes", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCodeGradox%2Fsieve_of_eratosthenes'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 88ab560e2a558f9c1189dc19994adbd4ae2cd2b9
[INFO] checking CodeGradox/sieve_of_eratosthenes against master#893fadd11a52aa26fc19c67ee1b79f03d6a1bed3 for pr-77153
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCodeGradox%2Fsieve_of_eratosthenes" "/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/CodeGradox/sieve_of_eratosthenes on toolchain 893fadd11a52aa26fc19c67ee1b79f03d6a1bed3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/CodeGradox/sieve_of_eratosthenes
[INFO] finished tweaking git repo https://github.com/CodeGradox/sieve_of_eratosthenes
[INFO] tweaked toml for git repo https://github.com/CodeGradox/sieve_of_eratosthenes written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/CodeGradox/sieve_of_eratosthenes already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b398ce9e6a68c86e0c81e1a5548acdc922fd5569f5d1e1dcbc8893b00942973
[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" "6b398ce9e6a68c86e0c81e1a5548acdc922fd5569f5d1e1dcbc8893b00942973", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b398ce9e6a68c86e0c81e1a5548acdc922fd5569f5d1e1dcbc8893b00942973", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b398ce9e6a68c86e0c81e1a5548acdc922fd5569f5d1e1dcbc8893b00942973", kill_on_drop: false }`
[INFO] [stdout] 6b398ce9e6a68c86e0c81e1a5548acdc922fd5569f5d1e1dcbc8893b00942973
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8cd79460ec6650e228247114b75a7b0b1dbf5d96b10fef6e4b68353d01d7a798
[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" "8cd79460ec6650e228247114b75a7b0b1dbf5d96b10fef6e4b68353d01d7a798", kill_on_drop: false }`
[INFO] [stderr]     Checking sieve_of_eratosthenes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "8cd79460ec6650e228247114b75a7b0b1dbf5d96b10fef6e4b68353d01d7a798", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cd79460ec6650e228247114b75a7b0b1dbf5d96b10fef6e4b68353d01d7a798", kill_on_drop: false }`
[INFO] [stdout] 8cd79460ec6650e228247114b75a7b0b1dbf5d96b10fef6e4b68353d01d7a798