[INFO] cloning repository https://github.com/ityy/rust_study
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ityy/rust_study" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fityy%2Frust_study", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fityy%2Frust_study'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e8756fd6eb7d1122c156c85e59aef75e8d4cbf3f
[INFO] testing ityy/rust_study against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fityy%2Frust_study" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ityy/rust_study
[INFO] finished tweaking git repo https://github.com/ityy/rust_study
[INFO] tweaked toml for git repo https://github.com/ityy/rust_study written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ityy/rust_study on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ityy/rust_study already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74eb06afe72072c3aa02a5e891dd7ed986b68c37e75fee7868d987becdb3c4ce
[INFO] running `Command { std: "docker" "start" "-a" "74eb06afe72072c3aa02a5e891dd7ed986b68c37e75fee7868d987becdb3c4ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74eb06afe72072c3aa02a5e891dd7ed986b68c37e75fee7868d987becdb3c4ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74eb06afe72072c3aa02a5e891dd7ed986b68c37e75fee7868d987becdb3c4ce", kill_on_drop: false }`
[INFO] [stdout] 74eb06afe72072c3aa02a5e891dd7ed986b68c37e75fee7868d987becdb3c4ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13f3eb5be73072baf1515e0c88abdb66c52c77efa6598f4c24040176864e1797
[INFO] running `Command { std: "docker" "start" "-a" "13f3eb5be73072baf1515e0c88abdb66c52c77efa6598f4c24040176864e1797", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_study v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "13f3eb5be73072baf1515e0c88abdb66c52c77efa6598f4c24040176864e1797", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13f3eb5be73072baf1515e0c88abdb66c52c77efa6598f4c24040176864e1797", kill_on_drop: false }`
[INFO] [stdout] 13f3eb5be73072baf1515e0c88abdb66c52c77efa6598f4c24040176864e1797
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75f6ad5fbc21ce14f569346003061b65f5c6e8d4bf070fb9b6748a278743a2b9
[INFO] running `Command { std: "docker" "start" "-a" "75f6ad5fbc21ce14f569346003061b65f5c6e8d4bf070fb9b6748a278743a2b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_study v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "75f6ad5fbc21ce14f569346003061b65f5c6e8d4bf070fb9b6748a278743a2b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75f6ad5fbc21ce14f569346003061b65f5c6e8d4bf070fb9b6748a278743a2b9", kill_on_drop: false }`
[INFO] [stdout] 75f6ad5fbc21ce14f569346003061b65f5c6e8d4bf070fb9b6748a278743a2b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2f1a9d30e427f1f3b603e34d1c9f2509ad8d484009c58012aa68e5dff15443dc
[INFO] running `Command { std: "docker" "start" "-a" "2f1a9d30e427f1f3b603e34d1c9f2509ad8d484009c58012aa68e5dff15443dc", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_study-46dc03c827a505bb)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test data_structure::list_study::main ... ok
[INFO] [stdout] test data_structure::stack_study::main ... ok
[INFO] [stdout] test data_structure::queue_study::main ... ok
[INFO] [stdout] test into_from_test::test_into ... ok
[INFO] [stdout] test lock_test::mutex_test::test ... ok
[INFO] [stdout] test memory_and_pointer_test::pass_by_value_or_pass_by_ref::pass_by_ref ... ok
[INFO] [stdout] test memory_and_pointer_test::pass_by_value_or_pass_by_ref::pass_by_value ... ok
[INFO] [stdout] test memory_and_pointer_test::t01_name_identifier_variable::find_shadowed_resource ... ok
[INFO] [stdout] test memory_and_pointer_test::t01_name_identifier_variable::who_create_stack_address ... ok
[INFO] [stdout] test memory_and_pointer_test::t02_raw_pointer::memory_heap ... ok
[INFO] [stdout] test memory_and_pointer_test::t02_raw_pointer::test_ampersand ... ok
[INFO] [stdout] test memory_and_pointer_test::t03_box_memory_test::box_int_test ... ok
[INFO] [stdout] test memory_and_pointer_test::t03_box_memory_test::heap_memory_box_test ... ok
[INFO] [stdout] test memory_and_pointer_test::t04_memory_free_and_memory_overflow::drop_function_test ... ok
[INFO] [stdout] test memory_and_pointer_test::t05_dangling_pointer::solve_null_pointer ... ok
[INFO] [stdout] test memory_and_pointer_test::t05_dangling_pointer::test_null_pointer ... ok
[INFO] [stdout] test memory_and_pointer_test::t06_memory_leak::test ... ok
[INFO] [stdout] test pattern_test::test1 ... ok
[INFO] [stdout] test memory_and_pointer_test::t07_temporary_memory_address::temp_memory_addr ... ok
[INFO] [stdout] test pattern_test::test2 ... ok
[INFO] [stdout] test memory_and_pointer_test::t02_raw_pointer::memory_stack_test ... ok
[INFO] [stdout] test memory_and_pointer_test::t06_memory_leak::drop_info_test ... ok
[INFO] [stdout] test memory_and_pointer_test::t02_raw_pointer::ref_ptf_test ... ok
[INFO] [stdout] test lock_test::mutex_test::test2 has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "2f1a9d30e427f1f3b603e34d1c9f2509ad8d484009c58012aa68e5dff15443dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f1a9d30e427f1f3b603e34d1c9f2509ad8d484009c58012aa68e5dff15443dc", kill_on_drop: false }`
[INFO] [stdout] 2f1a9d30e427f1f3b603e34d1c9f2509ad8d484009c58012aa68e5dff15443dc
