[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 beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSebastiaanYN%2Frust-playground" "/workspace/builds/worker-45/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-45/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SebastiaanYN/rust-playground on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-45/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" "+beta-2022-02-22" "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-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4a76e34eed45d21b507cf573d501d2c5560179e8ab6ccff01688aec3485fca1
[INFO] running `Command { std: "docker" "start" "-a" "d4a76e34eed45d21b507cf573d501d2c5560179e8ab6ccff01688aec3485fca1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4a76e34eed45d21b507cf573d501d2c5560179e8ab6ccff01688aec3485fca1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4a76e34eed45d21b507cf573d501d2c5560179e8ab6ccff01688aec3485fca1", kill_on_drop: false }`
[INFO] [stdout] d4a76e34eed45d21b507cf573d501d2c5560179e8ab6ccff01688aec3485fca1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac49c8e1eaf1df9224a14730c9d1af78c845cb5468fa90b37893df0769ae6f19
[INFO] running `Command { std: "docker" "start" "-a" "ac49c8e1eaf1df9224a14730c9d1af78c845cb5468fa90b37893df0769ae6f19", 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 dev [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "ac49c8e1eaf1df9224a14730c9d1af78c845cb5468fa90b37893df0769ae6f19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac49c8e1eaf1df9224a14730c9d1af78c845cb5468fa90b37893df0769ae6f19", kill_on_drop: false }`
[INFO] [stdout] ac49c8e1eaf1df9224a14730c9d1af78c845cb5468fa90b37893df0769ae6f19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e25bc6266e0b4137ac635d3056442378698feead6251d60f560709f741ef7162
[INFO] running `Command { std: "docker" "start" "-a" "e25bc6266e0b4137ac635d3056442378698feead6251d60f560709f741ef7162", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "e25bc6266e0b4137ac635d3056442378698feead6251d60f560709f741ef7162", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e25bc6266e0b4137ac635d3056442378698feead6251d60f560709f741ef7162", kill_on_drop: false }`
[INFO] [stdout] e25bc6266e0b4137ac635d3056442378698feead6251d60f560709f741ef7162
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 215434edc1ad4129064bfde378a9232891238653966de66d885608c2e5d4456c
[INFO] running `Command { std: "docker" "start" "-a" "215434edc1ad4129064bfde378a9232891238653966de66d885608c2e5d4456c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.84s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_playground-fe4a29b3e5a0c762)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test lists::macros::test::empty_linked_list ... ok
[INFO] [stdout] test lists::macros::test::repeating_value ... ok
[INFO] [stdout] test lists::macros::test::single_linked_list ... ok
[INFO] [stdout] test lists::safe_linked_list::test::iterator ... ok
[INFO] [stdout] test lists::unsafe_linked_list::test::clear ... ok
[INFO] [stdout] test lists::safe_linked_list::test::pop_back ... ok
[INFO] [stdout] test lists::safe_linked_list::test::push_front ... ok
[INFO] [stdout] test lists::unsafe_linked_list::test::front_mut ... ok
[INFO] [stdout] test lists::safe_linked_list::test::peek_back_mut ... ok
[INFO] [stdout] test lists::unsafe_linked_list::test::front ... ok
[INFO] [stdout] test lists::safe_linked_list::test::pop_front ... ok
[INFO] [stdout] test lists::unsafe_linked_list::test::is_empty ... 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::macros::test::multiple_linked_list ... ok
[INFO] [stdout] test lists::safe_linked_list::test::push_back ... 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::pop_back ... ok
[INFO] [stdout] test lists::unsafe_linked_list::test::iterator ... ok
[INFO] [stdout] test lists::unsafe_linked_list::test::push_back ... 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::safe_linked_list::test::peek_back ... ok
[INFO] [stdout] test lists::unsafe_linked_list::test::pop_front ... 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 0.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "215434edc1ad4129064bfde378a9232891238653966de66d885608c2e5d4456c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "215434edc1ad4129064bfde378a9232891238653966de66d885608c2e5d4456c", kill_on_drop: false }`
[INFO] [stdout] 215434edc1ad4129064bfde378a9232891238653966de66d885608c2e5d4456c