[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 master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSonahit%2Frust-mem" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Sonahit/rust-mem on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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-6/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3b7ab691c9df289314e5aa1b4e7090a4b18dae7238a114de713ad3c962223252 [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" "3b7ab691c9df289314e5aa1b4e7090a4b18dae7238a114de713ad3c962223252", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3b7ab691c9df289314e5aa1b4e7090a4b18dae7238a114de713ad3c962223252", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b7ab691c9df289314e5aa1b4e7090a4b18dae7238a114de713ad3c962223252", kill_on_drop: false }` [INFO] [stdout] 3b7ab691c9df289314e5aa1b4e7090a4b18dae7238a114de713ad3c962223252 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9351290b2a42820acf632470394217dd16f3659b4b5a5d93acc1e19bb6a64b11 [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" "9351290b2a42820acf632470394217dd16f3659b4b5a5d93acc1e19bb6a64b11", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling serde_json v1.0.64 [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 12.48s [INFO] running `Command { std: "docker" "inspect" "9351290b2a42820acf632470394217dd16f3659b4b5a5d93acc1e19bb6a64b11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9351290b2a42820acf632470394217dd16f3659b4b5a5d93acc1e19bb6a64b11", kill_on_drop: false }` [INFO] [stdout] 9351290b2a42820acf632470394217dd16f3659b4b5a5d93acc1e19bb6a64b11 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 912bf55824372abfebdc409fc0e28cfaccb71316058d6a4e4a4ab7e5ea0065ca [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" "912bf55824372abfebdc409fc0e28cfaccb71316058d6a4e4a4ab7e5ea0065ca", 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 0.72s [INFO] running `Command { std: "docker" "inspect" "912bf55824372abfebdc409fc0e28cfaccb71316058d6a4e4a4ab7e5ea0065ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "912bf55824372abfebdc409fc0e28cfaccb71316058d6a4e4a4ab7e5ea0065ca", kill_on_drop: false }` [INFO] [stdout] 912bf55824372abfebdc409fc0e28cfaccb71316058d6a4e4a4ab7e5ea0065ca [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] eabbc0f4a9ca4f0e76febcb0822bb30e5ae25ba7ee48d8e9bcbb154aa469e9eb [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" "eabbc0f4a9ca4f0e76febcb0822bb30e5ae25ba7ee48d8e9bcbb154aa469e9eb", 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: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/mem-678b26df55c96f78) [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" "eabbc0f4a9ca4f0e76febcb0822bb30e5ae25ba7ee48d8e9bcbb154aa469e9eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eabbc0f4a9ca4f0e76febcb0822bb30e5ae25ba7ee48d8e9bcbb154aa469e9eb", kill_on_drop: false }` [INFO] [stdout] eabbc0f4a9ca4f0e76febcb0822bb30e5ae25ba7ee48d8e9bcbb154aa469e9eb