[INFO] cloning repository https://github.com/dihedral-codes/rust-rref-binary [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dihedral-codes/rust-rref-binary" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdihedral-codes%2Frust-rref-binary", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdihedral-codes%2Frust-rref-binary'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a5ca8a0906ecbacb3a6c8abec67f627658912f67 [INFO] testing dihedral-codes/rust-rref-binary against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdihedral-codes%2Frust-rref-binary" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dihedral-codes/rust-rref-binary on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dihedral-codes/rust-rref-binary [INFO] finished tweaking git repo https://github.com/dihedral-codes/rust-rref-binary [INFO] tweaked toml for git repo https://github.com/dihedral-codes/rust-rref-binary written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/dihedral-codes/rust-rref-binary already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b6bbb652bbc6ca21b24e6b28290dda92d212db4e4f4819b7af1761c9435d7dd3 [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" "b6bbb652bbc6ca21b24e6b28290dda92d212db4e4f4819b7af1761c9435d7dd3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b6bbb652bbc6ca21b24e6b28290dda92d212db4e4f4819b7af1761c9435d7dd3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b6bbb652bbc6ca21b24e6b28290dda92d212db4e4f4819b7af1761c9435d7dd3", kill_on_drop: false }` [INFO] [stdout] b6bbb652bbc6ca21b24e6b28290dda92d212db4e4f4819b7af1761c9435d7dd3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 72c086cb14fcdb5e49c02f4f814cdd288d184178a6853df0ff8edccf1a4c8dbd [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" "72c086cb14fcdb5e49c02f4f814cdd288d184178a6853df0ff8edccf1a4c8dbd", kill_on_drop: false }` [INFO] [stderr] Compiling rust-rref-binary v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `printmat` [INFO] [stdout] --> src/main.rs:64:4 [INFO] [stdout] | [INFO] [stdout] 64 | fn printmat(matrix:[u64; N]) { [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 0.95s [INFO] running `Command { std: "docker" "inspect" "72c086cb14fcdb5e49c02f4f814cdd288d184178a6853df0ff8edccf1a4c8dbd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "72c086cb14fcdb5e49c02f4f814cdd288d184178a6853df0ff8edccf1a4c8dbd", kill_on_drop: false }` [INFO] [stdout] 72c086cb14fcdb5e49c02f4f814cdd288d184178a6853df0ff8edccf1a4c8dbd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--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] e53285ff2e54d1935df2b387bb86a36adf24ec57a5e49091129f3310514d17b1 [INFO] running `Command { std: "docker" "start" "-a" "e53285ff2e54d1935df2b387bb86a36adf24ec57a5e49091129f3310514d17b1", kill_on_drop: false }` [INFO] [stderr] Compiling rust-rref-binary v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `printmat` [INFO] [stdout] --> src/main.rs:64:4 [INFO] [stdout] | [INFO] [stdout] 64 | fn printmat(matrix:[u64; N]) { [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 test [unoptimized + debuginfo] target(s) in 0.71s [INFO] running `Command { std: "docker" "inspect" "e53285ff2e54d1935df2b387bb86a36adf24ec57a5e49091129f3310514d17b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e53285ff2e54d1935df2b387bb86a36adf24ec57a5e49091129f3310514d17b1", kill_on_drop: false }` [INFO] [stdout] e53285ff2e54d1935df2b387bb86a36adf24ec57a5e49091129f3310514d17b1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5ee197a92e34e262301074dcfbc483735565381632fe35e19623fe3ba90535a4 [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" "5ee197a92e34e262301074dcfbc483735565381632fe35e19623fe3ba90535a4", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: function is never used: `printmat` [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/main.rs:64:4 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 64 | fn printmat(matrix:[u64; N]) { [INFO] [stdout] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `rust-rref-binary` (bin "rust-rref-binary" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_rref_binary-bc9830c87dbec596) [INFO] running `Command { std: "docker" "inspect" "5ee197a92e34e262301074dcfbc483735565381632fe35e19623fe3ba90535a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ee197a92e34e262301074dcfbc483735565381632fe35e19623fe3ba90535a4", kill_on_drop: false }` [INFO] [stdout] 5ee197a92e34e262301074dcfbc483735565381632fe35e19623fe3ba90535a4