[INFO] updating cached repository https://github.com/tfachmann/test-ci-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f6c674f09102d4bc80d732629deaa4f12eb48637
[INFO] checking tfachmann/test-ci-rs against master#c724b67e1b474262917a5154d74e7072267593fe for pr-74315
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftfachmann%2Ftest-ci-rs" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tfachmann/test-ci-rs on toolchain c724b67e1b474262917a5154d74e7072267593fe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tfachmann/test-ci-rs
[INFO] finished tweaking git repo https://github.com/tfachmann/test-ci-rs
[INFO] tweaked toml for git repo https://github.com/tfachmann/test-ci-rs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/tfachmann/test-ci-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "metadata" "--no-deps" "--format-version=1", 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] a6ff0cc70c6e136e53fc418d94c1b78d423044e8223e2a8f5fbdad88b14efb04
[INFO] running `Command { std: "docker" "start" "-a" "a6ff0cc70c6e136e53fc418d94c1b78d423044e8223e2a8f5fbdad88b14efb04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6ff0cc70c6e136e53fc418d94c1b78d423044e8223e2a8f5fbdad88b14efb04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6ff0cc70c6e136e53fc418d94c1b78d423044e8223e2a8f5fbdad88b14efb04", kill_on_drop: false }`
[INFO] [stdout] a6ff0cc70c6e136e53fc418d94c1b78d423044e8223e2a8f5fbdad88b14efb04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a19f025443819431e1cb39b57510ab8d4f87cf19f91d3fd500fe865a213924a
[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" "1a19f025443819431e1cb39b57510ab8d4f87cf19f91d3fd500fe865a213924a", kill_on_drop: false }`
[INFO] [stderr]     Checking test-ci v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `add_two_numbers`
[INFO] [stdout]  --> src/main.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn add_two_numbers(arg1: i32, arg2: i32) -> i32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "1a19f025443819431e1cb39b57510ab8d4f87cf19f91d3fd500fe865a213924a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a19f025443819431e1cb39b57510ab8d4f87cf19f91d3fd500fe865a213924a", kill_on_drop: false }`
[INFO] [stdout] 1a19f025443819431e1cb39b57510ab8d4f87cf19f91d3fd500fe865a213924a