[INFO] cloning repository https://github.com/Anders429/deep_flatten
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Anders429/deep_flatten" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnders429%2Fdeep_flatten", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnders429%2Fdeep_flatten'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 00b94590665deeda741e5bd277162c42811fb0f3
[INFO] testing Anders429/deep_flatten against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnders429%2Fdeep_flatten" "/workspace/builds/worker-47/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-47/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Anders429/deep_flatten on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Anders429/deep_flatten
[INFO] finished tweaking git repo https://github.com/Anders429/deep_flatten
[INFO] tweaked toml for git repo https://github.com/Anders429/deep_flatten written to /workspace/builds/worker-47/source/Cargo.toml
[INFO] crate git repo https://github.com/Anders429/deep_flatten already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65492e3171879021ef7ba84312fc1524cfa0737bba11d3e884889d3815670bbf
[INFO] running `Command { std: "docker" "start" "-a" "65492e3171879021ef7ba84312fc1524cfa0737bba11d3e884889d3815670bbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65492e3171879021ef7ba84312fc1524cfa0737bba11d3e884889d3815670bbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65492e3171879021ef7ba84312fc1524cfa0737bba11d3e884889d3815670bbf", kill_on_drop: false }`
[INFO] [stdout] 65492e3171879021ef7ba84312fc1524cfa0737bba11d3e884889d3815670bbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88403edc93bbdfacb2a8f4ade69af7a95663f0ae7c5f5e71be6c6e1c60ebba71
[INFO] running `Command { std: "docker" "start" "-a" "88403edc93bbdfacb2a8f4ade69af7a95663f0ae7c5f5e71be6c6e1c60ebba71", kill_on_drop: false }`
[INFO] [stderr]    Compiling deep_flatten v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "88403edc93bbdfacb2a8f4ade69af7a95663f0ae7c5f5e71be6c6e1c60ebba71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88403edc93bbdfacb2a8f4ade69af7a95663f0ae7c5f5e71be6c6e1c60ebba71", kill_on_drop: false }`
[INFO] [stdout] 88403edc93bbdfacb2a8f4ade69af7a95663f0ae7c5f5e71be6c6e1c60ebba71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d2b7c8db57493f2eb4ca232d1f6723e9324bd6a5e797db5dbed12dff396c125
[INFO] running `Command { std: "docker" "start" "-a" "4d2b7c8db57493f2eb4ca232d1f6723e9324bd6a5e797db5dbed12dff396c125", kill_on_drop: false }`
[INFO] [stderr]    Compiling deep_flatten v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "4d2b7c8db57493f2eb4ca232d1f6723e9324bd6a5e797db5dbed12dff396c125", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d2b7c8db57493f2eb4ca232d1f6723e9324bd6a5e797db5dbed12dff396c125", kill_on_drop: false }`
[INFO] [stdout] 4d2b7c8db57493f2eb4ca232d1f6723e9324bd6a5e797db5dbed12dff396c125
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7094d7d628e6d8a6d1351514bdcded2e6a7e8ff8749491f39f1f290f99a2c761
[INFO] running `Command { std: "docker" "start" "-a" "7094d7d628e6d8a6d1351514bdcded2e6a7e8ff8749491f39f1f290f99a2c761", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/deep_flatten-ee5a07750cc89c28)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests deep_flatten
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::deep_flatten ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7094d7d628e6d8a6d1351514bdcded2e6a7e8ff8749491f39f1f290f99a2c761", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7094d7d628e6d8a6d1351514bdcded2e6a7e8ff8749491f39f1f290f99a2c761", kill_on_drop: false }`
[INFO] [stdout] 7094d7d628e6d8a6d1351514bdcded2e6a7e8ff8749491f39f1f290f99a2c761