[INFO] cloning repository https://github.com/Sonahit/rust-mem [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Sonahit/rust-mem" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSonahit%2Frust-mem", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSonahit%2Frust-mem'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 246f1827c7555bf75169f202308a21baf3acf620 [INFO] testing Sonahit/rust-mem against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSonahit%2Frust-mem" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Sonahit/rust-mem on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Sonahit/rust-mem [INFO] finished tweaking git repo https://github.com/Sonahit/rust-mem [INFO] tweaked toml for git repo https://github.com/Sonahit/rust-mem written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/Sonahit/rust-mem already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 4bcbfe3b73414a81c8ea8e26f1b280c16889e0936523d9636ce3afe236c27bf5 [INFO] running `Command { std: "docker" "start" "-a" "4bcbfe3b73414a81c8ea8e26f1b280c16889e0936523d9636ce3afe236c27bf5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4bcbfe3b73414a81c8ea8e26f1b280c16889e0936523d9636ce3afe236c27bf5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4bcbfe3b73414a81c8ea8e26f1b280c16889e0936523d9636ce3afe236c27bf5", kill_on_drop: false }` [INFO] [stdout] 4bcbfe3b73414a81c8ea8e26f1b280c16889e0936523d9636ce3afe236c27bf5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--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] e61f352479109b13edfa0dda2971bdbdea124feba378535d11e4e59494db3222 [INFO] running `Command { std: "docker" "start" "-a" "e61f352479109b13edfa0dda2971bdbdea124feba378535d11e4e59494db3222", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling libc v0.2.93 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling hook_protocol v0.1.0 (https://github.com/Sonahit/rust-hook#db05feeb) [INFO] [stderr] Compiling mem v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `read_file_concurrent` [INFO] [stdout] --> src/read_file.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn read_file_concurrent(filename: &str) -> Result, std::io::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `drain_reader` [INFO] [stdout] --> src/read_file.rs:31:4 [INFO] [stdout] | [INFO] [stdout] 31 | fn drain_reader(reader: &mut BufReader, sender: Sender) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.90s [INFO] running `Command { std: "docker" "inspect" "e61f352479109b13edfa0dda2971bdbdea124feba378535d11e4e59494db3222", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e61f352479109b13edfa0dda2971bdbdea124feba378535d11e4e59494db3222", kill_on_drop: false }` [INFO] [stdout] e61f352479109b13edfa0dda2971bdbdea124feba378535d11e4e59494db3222 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 371ad5ed3aa80c39443355127f961a66832df64fae0cbad331c0bd7e336addf2 [INFO] running `Command { std: "docker" "start" "-a" "371ad5ed3aa80c39443355127f961a66832df64fae0cbad331c0bd7e336addf2", kill_on_drop: false }` [INFO] [stderr] Compiling mem v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `read_file_concurrent` [INFO] [stdout] --> src/read_file.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn read_file_concurrent(filename: &str) -> Result, std::io::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `drain_reader` [INFO] [stdout] --> src/read_file.rs:31:4 [INFO] [stdout] | [INFO] [stdout] 31 | fn drain_reader(reader: &mut BufReader, sender: Sender) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.76s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/mem-4ece69b4b52f14eb) [INFO] running `Command { std: "docker" "inspect" "371ad5ed3aa80c39443355127f961a66832df64fae0cbad331c0bd7e336addf2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "371ad5ed3aa80c39443355127f961a66832df64fae0cbad331c0bd7e336addf2", kill_on_drop: false }` [INFO] [stdout] 371ad5ed3aa80c39443355127f961a66832df64fae0cbad331c0bd7e336addf2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 61380bfabb4fb502214d10fa0464be6aba5c55a0c6488bf6296e0271f79a9fc1 [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" "61380bfabb4fb502214d10fa0464be6aba5c55a0c6488bf6296e0271f79a9fc1", kill_on_drop: false }` [INFO] [stderr] warning: function is never used: `read_file_concurrent` [INFO] [stderr] --> src/read_file.rs:8:8 [INFO] [stderr] | [INFO] [stderr] 8 | pub fn read_file_concurrent(filename: &str) -> Result, std::io::Error> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `drain_reader` [INFO] [stderr] --> src/read_file.rs:31:4 [INFO] [stderr] | [INFO] [stderr] 31 | fn drain_reader(reader: &mut BufReader, sender: Sender) { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `mem` (bin "mem" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mem-4ece69b4b52f14eb) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "61380bfabb4fb502214d10fa0464be6aba5c55a0c6488bf6296e0271f79a9fc1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "61380bfabb4fb502214d10fa0464be6aba5c55a0c6488bf6296e0271f79a9fc1", kill_on_drop: false }` [INFO] [stdout] 61380bfabb4fb502214d10fa0464be6aba5c55a0c6488bf6296e0271f79a9fc1