[INFO] cloning repository https://github.com/Copyrighted/guessing_game [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Copyrighted/guessing_game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCopyrighted%2Fguessing_game", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCopyrighted%2Fguessing_game'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f778dae97ff150eeb18b0be31c844265a4354daf [INFO] testing Copyrighted/guessing_game against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCopyrighted%2Fguessing_game" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Copyrighted/guessing_game on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Copyrighted/guessing_game [INFO] finished tweaking git repo https://github.com/Copyrighted/guessing_game [INFO] tweaked toml for git repo https://github.com/Copyrighted/guessing_game written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/Copyrighted/guessing_game already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 32db97a5c68b178314386217a4ae8ac0b6a1db8baf85c784f56fe57cf26c8168 [INFO] running `Command { std: "docker" "start" "-a" "32db97a5c68b178314386217a4ae8ac0b6a1db8baf85c784f56fe57cf26c8168", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "32db97a5c68b178314386217a4ae8ac0b6a1db8baf85c784f56fe57cf26c8168", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "32db97a5c68b178314386217a4ae8ac0b6a1db8baf85c784f56fe57cf26c8168", kill_on_drop: false }` [INFO] [stdout] 32db97a5c68b178314386217a4ae8ac0b6a1db8baf85c784f56fe57cf26c8168 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fbca9714f3fe982e1878d23607618e946d5b32ba53bfd329139c8df668f341db [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" "fbca9714f3fe982e1878d23607618e946d5b32ba53bfd329139c8df668f341db", kill_on_drop: false }` [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling guessing_game v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:20:7 [INFO] [stdout] | [INFO] [stdout] 20 | let mut guess: u32 = match guess.trim().parse() { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` 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 2.65s [INFO] running `Command { std: "docker" "inspect" "fbca9714f3fe982e1878d23607618e946d5b32ba53bfd329139c8df668f341db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fbca9714f3fe982e1878d23607618e946d5b32ba53bfd329139c8df668f341db", kill_on_drop: false }` [INFO] [stdout] fbca9714f3fe982e1878d23607618e946d5b32ba53bfd329139c8df668f341db [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] a7dbe6f22913d80c2a40935e4f1bbf201b553b3c37d8bf44c29cb6fa0bda48f7 [INFO] running `Command { std: "docker" "start" "-a" "a7dbe6f22913d80c2a40935e4f1bbf201b553b3c37d8bf44c29cb6fa0bda48f7", kill_on_drop: false }` [INFO] [stderr] Compiling guessing_game v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:20:7 [INFO] [stdout] | [INFO] [stdout] 20 | let mut guess: u32 = match guess.trim().parse() { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` 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 0.52s [INFO] running `Command { std: "docker" "inspect" "a7dbe6f22913d80c2a40935e4f1bbf201b553b3c37d8bf44c29cb6fa0bda48f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7dbe6f22913d80c2a40935e4f1bbf201b553b3c37d8bf44c29cb6fa0bda48f7", kill_on_drop: false }` [INFO] [stdout] a7dbe6f22913d80c2a40935e4f1bbf201b553b3c37d8bf44c29cb6fa0bda48f7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f00c23ac41f15a04628a7f241b7ad9720382d957b384dfb75389e3bbcbc28e21 [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" "f00c23ac41f15a04628a7f241b7ad9720382d957b384dfb75389e3bbcbc28e21", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/main.rs:20:7 [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] 20 | let mut guess: u32 = match guess.trim().parse() { [INFO] [stdout] [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `guessing_game` (bin "guessing_game" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/guessing_game-2cf1199991bb7d69) [INFO] running `Command { std: "docker" "inspect" "f00c23ac41f15a04628a7f241b7ad9720382d957b384dfb75389e3bbcbc28e21", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f00c23ac41f15a04628a7f241b7ad9720382d957b384dfb75389e3bbcbc28e21", kill_on_drop: false }` [INFO] [stdout] f00c23ac41f15a04628a7f241b7ad9720382d957b384dfb75389e3bbcbc28e21