[INFO] cloning repository https://github.com/alwayscalm/learn-rust [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alwayscalm/learn-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falwayscalm%2Flearn-rust"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falwayscalm%2Flearn-rust'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] d23c3f471d77f872c0298fb0da77730805ef18d8 [INFO] testing alwayscalm/learn-rust against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falwayscalm%2Flearn-rust" "/workspace/builds/worker-1/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/alwayscalm/learn-rust on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/alwayscalm/learn-rust [INFO] finished tweaking git repo https://github.com/alwayscalm/learn-rust [INFO] tweaked toml for git repo https://github.com/alwayscalm/learn-rust written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/alwayscalm/learn-rust already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"` [INFO] [stdout] 55c64b84d0a1fb9c136216a6b8b4375c51cedc4dbf95ce971dc35ba9e6ffec46 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "55c64b84d0a1fb9c136216a6b8b4375c51cedc4dbf95ce971dc35ba9e6ffec46"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.70 [INFO] [stderr] Compiling rand v0.5.6 [INFO] [stderr] Compiling guess_game v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: function is never used: `guess_game` [INFO] [stderr] --> src/main.rs:21:4 [INFO] [stderr] | [INFO] [stderr] 21 | fn guess_game() { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.67s [INFO] running `"docker" "inspect" "55c64b84d0a1fb9c136216a6b8b4375c51cedc4dbf95ce971dc35ba9e6ffec46"` [INFO] running `"docker" "rm" "-f" "55c64b84d0a1fb9c136216a6b8b4375c51cedc4dbf95ce971dc35ba9e6ffec46"` [INFO] [stdout] 55c64b84d0a1fb9c136216a6b8b4375c51cedc4dbf95ce971dc35ba9e6ffec46 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 7488d5162f31957193fead7412ff9610f9359acc2d752cb8ef93516098e820ea [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "7488d5162f31957193fead7412ff9610f9359acc2d752cb8ef93516098e820ea"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling guess_game v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: function is never used: `guess_game` [INFO] [stderr] --> src/main.rs:21:4 [INFO] [stderr] | [INFO] [stderr] 21 | fn guess_game() { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.97s [INFO] running `"docker" "inspect" "7488d5162f31957193fead7412ff9610f9359acc2d752cb8ef93516098e820ea"` [INFO] running `"docker" "rm" "-f" "7488d5162f31957193fead7412ff9610f9359acc2d752cb8ef93516098e820ea"` [INFO] [stdout] 7488d5162f31957193fead7412ff9610f9359acc2d752cb8ef93516098e820ea [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"` [INFO] [stdout] f79c9cffcb81e2d96a4e3f23abda491cf1f11b9a99cc18e8c207fdea590c64e4 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "f79c9cffcb81e2d96a4e3f23abda491cf1f11b9a99cc18e8c207fdea590c64e4"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: function is never used: `guess_game` [INFO] [stderr] --> src/main.rs:21:4 [INFO] [stderr] | [INFO] [stderr] 21 | fn guess_game() { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/guess_game-ec2d7a0900c1a381 [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 [INFO] [stdout] [INFO] running `"docker" "inspect" "f79c9cffcb81e2d96a4e3f23abda491cf1f11b9a99cc18e8c207fdea590c64e4"` [INFO] running `"docker" "rm" "-f" "f79c9cffcb81e2d96a4e3f23abda491cf1f11b9a99cc18e8c207fdea590c64e4"` [INFO] [stdout] f79c9cffcb81e2d96a4e3f23abda491cf1f11b9a99cc18e8c207fdea590c64e4