[INFO] cloning repository https://github.com/wulymammoth/rust-recipes
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wulymammoth/rust-recipes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwulymammoth%2Frust-recipes", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwulymammoth%2Frust-recipes'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ded5c133032710e7a7c09531c9cf57c446b10bbd
[INFO] testing wulymammoth/rust-recipes against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwulymammoth%2Frust-recipes" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wulymammoth/rust-recipes 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/wulymammoth/rust-recipes
[INFO] finished tweaking git repo https://github.com/wulymammoth/rust-recipes
[INFO] tweaked toml for git repo https://github.com/wulymammoth/rust-recipes written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/wulymammoth/rust-recipes 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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 688e0ddb13f096b9f33b11842f692bd304fd24ce676bddc0440c08ae95b404fe
[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" "688e0ddb13f096b9f33b11842f692bd304fd24ce676bddc0440c08ae95b404fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "688e0ddb13f096b9f33b11842f692bd304fd24ce676bddc0440c08ae95b404fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "688e0ddb13f096b9f33b11842f692bd304fd24ce676bddc0440c08ae95b404fe", kill_on_drop: false }`
[INFO] [stdout] 688e0ddb13f096b9f33b11842f692bd304fd24ce676bddc0440c08ae95b404fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 8d4a93850aa66339f05d2cee0b02c8664d29649d65cb3b31d320c641ad4cd929
[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" "8d4a93850aa66339f05d2cee0b02c8664d29649d65cb3b31d320c641ad4cd929", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling number_prefix v0.3.0
[INFO] [stderr]    Compiling humantime v2.0.1
[INFO] [stderr]    Compiling terminal_size v0.1.13
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling console v0.13.0
[INFO] [stderr]    Compiling env_logger v0.8.1
[INFO] [stderr]    Compiling indicatif v0.15.0
[INFO] [stderr]    Compiling rust-recipes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.59s
[INFO] running `Command { std: "docker" "inspect" "8d4a93850aa66339f05d2cee0b02c8664d29649d65cb3b31d320c641ad4cd929", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d4a93850aa66339f05d2cee0b02c8664d29649d65cb3b31d320c641ad4cd929", kill_on_drop: false }`
[INFO] [stdout] 8d4a93850aa66339f05d2cee0b02c8664d29649d65cb3b31d320c641ad4cd929
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] c7e77a91b3317b48c7482a50e231f42d91c0c1a745e4f74873ec6875f4adb7d0
[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" "c7e77a91b3317b48c7482a50e231f42d91c0c1a745e4f74873ec6875f4adb7d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-recipes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.77s
[INFO] running `Command { std: "docker" "inspect" "c7e77a91b3317b48c7482a50e231f42d91c0c1a745e4f74873ec6875f4adb7d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7e77a91b3317b48c7482a50e231f42d91c0c1a745e4f74873ec6875f4adb7d0", kill_on_drop: false }`
[INFO] [stdout] c7e77a91b3317b48c7482a50e231f42d91c0c1a745e4f74873ec6875f4adb7d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] c3c6d25d4676f548d9abc732fc6f08b59f003629c51fef769277bbad1562703d
[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" "c3c6d25d4676f548d9abc732fc6f08b59f003629c51fef769277bbad1562703d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_recipes-052e8fd35140d472)
[INFO] [stdout] running 3 tests
[INFO] [stdout] test testing_with_stdout::test_cloneable_writer ... ok
[INFO] [stdout] test automated_testing::check_answer_validity ... ok
[INFO] [stdout] test testing_with_stdout::test_mutable_reference ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c3c6d25d4676f548d9abc732fc6f08b59f003629c51fef769277bbad1562703d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3c6d25d4676f548d9abc732fc6f08b59f003629c51fef769277bbad1562703d", kill_on_drop: false }`
[INFO] [stdout] c3c6d25d4676f548d9abc732fc6f08b59f003629c51fef769277bbad1562703d