[INFO] cloning repository https://github.com/guildenstern70/RustLearn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/guildenstern70/RustLearn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguildenstern70%2FRustLearn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguildenstern70%2FRustLearn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d2207a79f76621e9ea8e2955a7f8684b84239119
[INFO] testing guildenstern70/RustLearn against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguildenstern70%2FRustLearn" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/guildenstern70/RustLearn on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/guildenstern70/RustLearn
[INFO] finished tweaking git repo https://github.com/guildenstern70/RustLearn
[INFO] tweaked toml for git repo https://github.com/guildenstern70/RustLearn written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/guildenstern70/RustLearn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4747753bb1f8876c235232c197bd9255215f4ddfd7e44ce7f252667b61e5929c
[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" "4747753bb1f8876c235232c197bd9255215f4ddfd7e44ce7f252667b61e5929c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4747753bb1f8876c235232c197bd9255215f4ddfd7e44ce7f252667b61e5929c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4747753bb1f8876c235232c197bd9255215f4ddfd7e44ce7f252667b61e5929c", kill_on_drop: false }`
[INFO] [stdout] 4747753bb1f8876c235232c197bd9255215f4ddfd7e44ce7f252667b61e5929c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c2813de41a88073fd2f67cb9b30079a2305f1ec40cdece17668a0003fcdb831
[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" "2c2813de41a88073fd2f67cb9b30079a2305f1ec40cdece17668a0003fcdb831", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_learn v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.46s
[INFO] running `Command { std: "docker" "inspect" "2c2813de41a88073fd2f67cb9b30079a2305f1ec40cdece17668a0003fcdb831", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c2813de41a88073fd2f67cb9b30079a2305f1ec40cdece17668a0003fcdb831", kill_on_drop: false }`
[INFO] [stdout] 2c2813de41a88073fd2f67cb9b30079a2305f1ec40cdece17668a0003fcdb831
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4821e0405afd8e2c841201fd3136204a245ff98ef4dc35169a30a85ad4a4940
[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" "b4821e0405afd8e2c841201fd3136204a245ff98ef4dc35169a30a85ad4a4940", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_learn v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "b4821e0405afd8e2c841201fd3136204a245ff98ef4dc35169a30a85ad4a4940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4821e0405afd8e2c841201fd3136204a245ff98ef4dc35169a30a85ad4a4940", kill_on_drop: false }`
[INFO] [stdout] b4821e0405afd8e2c841201fd3136204a245ff98ef4dc35169a30a85ad4a4940
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9e66cc20cbd3ea1022fddd7cd068eaab329d1928f66c1076612ad52a0f91078b
[INFO] running `Command { std: "docker" "start" "-a" "9e66cc20cbd3ea1022fddd7cd068eaab329d1928f66c1076612ad52a0f91078b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_learn-a9babda326d4b689
[INFO] [stdout] running 6 tests
[INFO] [stdout] test collections::tests::get_month_name_test ... ok
[INFO] [stdout] test collections::tests::get_number_test ... ok
[INFO] [stdout] test functions::tests::a_simple_sum_test ... ok
[INFO] [stdout] test loops::tests::loop_test ... ok
[INFO] [stdout] test ownership::tests::string_len_test ... ok
[INFO] [stdout] test collections::tests::get_non_existent_number_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9e66cc20cbd3ea1022fddd7cd068eaab329d1928f66c1076612ad52a0f91078b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e66cc20cbd3ea1022fddd7cd068eaab329d1928f66c1076612ad52a0f91078b", kill_on_drop: false }`
[INFO] [stdout] 9e66cc20cbd3ea1022fddd7cd068eaab329d1928f66c1076612ad52a0f91078b