[INFO] cloning repository https://github.com/SebastiaanYN/rust-playground [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SebastiaanYN/rust-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSebastiaanYN%2Frust-playground", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSebastiaanYN%2Frust-playground'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6e70c61d0681d234fd7cc82c86d01118cd73464e [INFO] testing SebastiaanYN/rust-playground against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSebastiaanYN%2Frust-playground" "/workspace/builds/worker-71/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-71/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/SebastiaanYN/rust-playground 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/SebastiaanYN/rust-playground [INFO] finished tweaking git repo https://github.com/SebastiaanYN/rust-playground [INFO] tweaked toml for git repo https://github.com/SebastiaanYN/rust-playground written to /workspace/builds/worker-71/source/Cargo.toml [INFO] crate git repo https://github.com/SebastiaanYN/rust-playground 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-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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] [stdout] 3169cb1f2075736d8df07cb4a36d9c3fba33891111e50c05ae2a523d3e2ed058 [INFO] running `Command { std: "docker" "start" "-a" "3169cb1f2075736d8df07cb4a36d9c3fba33891111e50c05ae2a523d3e2ed058", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3169cb1f2075736d8df07cb4a36d9c3fba33891111e50c05ae2a523d3e2ed058", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3169cb1f2075736d8df07cb4a36d9c3fba33891111e50c05ae2a523d3e2ed058", kill_on_drop: false }` [INFO] [stdout] 3169cb1f2075736d8df07cb4a36d9c3fba33891111e50c05ae2a523d3e2ed058 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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] 015244326b228fa77e7684179c667bf649d0a3498e84d9b27f07130f4a4981f1 [INFO] running `Command { std: "docker" "start" "-a" "015244326b228fa77e7684179c667bf649d0a3498e84d9b27f07130f4a4981f1", kill_on_drop: false }` [INFO] [stderr] Compiling rust-playground v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.71s [INFO] running `Command { std: "docker" "inspect" "015244326b228fa77e7684179c667bf649d0a3498e84d9b27f07130f4a4981f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "015244326b228fa77e7684179c667bf649d0a3498e84d9b27f07130f4a4981f1", kill_on_drop: false }` [INFO] [stdout] 015244326b228fa77e7684179c667bf649d0a3498e84d9b27f07130f4a4981f1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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] [stdout] c34ccb6147cf653c34ab97397bdbe263c7e8765736d0c434997001caec0f405d [INFO] running `Command { std: "docker" "start" "-a" "c34ccb6147cf653c34ab97397bdbe263c7e8765736d0c434997001caec0f405d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rust-playground v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.68s [INFO] running `Command { std: "docker" "inspect" "c34ccb6147cf653c34ab97397bdbe263c7e8765736d0c434997001caec0f405d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c34ccb6147cf653c34ab97397bdbe263c7e8765736d0c434997001caec0f405d", kill_on_drop: false }` [INFO] [stdout] c34ccb6147cf653c34ab97397bdbe263c7e8765736d0c434997001caec0f405d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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] bc7fe6d91d53ef5b3f15c3b922e2d88e2a5ed6cbe1933e7b4ab228366d2faa8e [INFO] running `Command { std: "docker" "start" "-a" "bc7fe6d91d53ef5b3f15c3b922e2d88e2a5ed6cbe1933e7b4ab228366d2faa8e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.12s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_playground-aa2be53c27fe9d5f) [INFO] [stdout] [INFO] [stdout] running 26 tests [INFO] [stdout] test lists::macros::test::empty_linked_list ... ok [INFO] [stdout] test lists::macros::test::single_linked_list ... ok [INFO] [stdout] test lists::macros::test::multiple_linked_list ... ok [INFO] [stdout] test lists::macros::test::repeating_value ... ok [INFO] [stdout] test lists::safe_linked_list::test::iterator ... ok [INFO] [stdout] test lists::safe_linked_list::test::peek_back ... ok [INFO] [stdout] test lists::safe_linked_list::test::peek_back_mut ... ok [INFO] [stdout] test lists::safe_linked_list::test::peek_front ... ok [INFO] [stdout] test lists::safe_linked_list::test::peek_front_mut ... ok [INFO] [stdout] test lists::safe_linked_list::test::pop_back ... ok [INFO] [stdout] test lists::safe_linked_list::test::pop_front ... ok [INFO] [stdout] test lists::safe_linked_list::test::push_back ... ok [INFO] [stdout] test lists::safe_linked_list::test::push_front ... ok [INFO] [stdout] test lists::unsafe_linked_list::test::back ... ok [INFO] [stdout] test lists::unsafe_linked_list::test::back_mut ... ok [INFO] [stdout] test lists::unsafe_linked_list::test::front ... ok [INFO] [stdout] test lists::unsafe_linked_list::test::clear ... ok [INFO] [stdout] test lists::unsafe_linked_list::test::front_mut ... ok [INFO] [stdout] test lists::unsafe_linked_list::test::iterator ... ok [INFO] [stdout] test lists::unsafe_linked_list::test::len ... ok [INFO] [stdout] test lists::unsafe_linked_list::test::nth ... ok [INFO] [stdout] test lists::unsafe_linked_list::test::is_empty ... ok [INFO] [stdout] test lists::unsafe_linked_list::test::pop_back ... ok [INFO] [stdout] test lists::unsafe_linked_list::test::pop_front ... ok [INFO] [stdout] test lists::unsafe_linked_list::test::push_back ... ok [INFO] [stdout] test lists::unsafe_linked_list::test::push_front ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "bc7fe6d91d53ef5b3f15c3b922e2d88e2a5ed6cbe1933e7b4ab228366d2faa8e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc7fe6d91d53ef5b3f15c3b922e2d88e2a5ed6cbe1933e7b4ab228366d2faa8e", kill_on_drop: false }` [INFO] [stdout] bc7fe6d91d53ef5b3f15c3b922e2d88e2a5ed6cbe1933e7b4ab228366d2faa8e