[INFO] fetching crate problem 5.3.0...
[INFO] testing problem-5.3.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate problem 5.3.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate problem 5.3.0 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 crates.io crate problem 5.3.0
[INFO] finished tweaking crates.io crate problem 5.3.0
[INFO] tweaked toml for crates.io crate problem 5.3.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded loggerv v0.7.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] adfa5dcb8f91f50b06191c5d7dcf181b82164c4b0d216a5e5a833cba7bfb9c33
[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" "adfa5dcb8f91f50b06191c5d7dcf181b82164c4b0d216a5e5a833cba7bfb9c33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "adfa5dcb8f91f50b06191c5d7dcf181b82164c4b0d216a5e5a833cba7bfb9c33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adfa5dcb8f91f50b06191c5d7dcf181b82164c4b0d216a5e5a833cba7bfb9c33", kill_on_drop: false }`
[INFO] [stdout] adfa5dcb8f91f50b06191c5d7dcf181b82164c4b0d216a5e5a833cba7bfb9c33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 8d5a5979853f15445871ce71350ac4aadf5af3cdcd2f4d6befd20da68a5cce92
[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" "8d5a5979853f15445871ce71350ac4aadf5af3cdcd2f4d6befd20da68a5cce92", kill_on_drop: false }`
[INFO] [stderr]    Compiling problem v5.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "8d5a5979853f15445871ce71350ac4aadf5af3cdcd2f4d6befd20da68a5cce92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d5a5979853f15445871ce71350ac4aadf5af3cdcd2f4d6befd20da68a5cce92", kill_on_drop: false }`
[INFO] [stdout] 8d5a5979853f15445871ce71350ac4aadf5af3cdcd2f4d6befd20da68a5cce92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] fd4732e92030cc74e8fb3c1dde7ef22aaa1653dad58d829f621a3c831ed33e47
[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" "fd4732e92030cc74e8fb3c1dde7ef22aaa1653dad58d829f621a3c831ed33e47", kill_on_drop: false }`
[INFO] [stderr]    Compiling loggerv v0.7.2
[INFO] [stderr]    Compiling problem v5.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.24s
[INFO] running `Command { std: "docker" "inspect" "fd4732e92030cc74e8fb3c1dde7ef22aaa1653dad58d829f621a3c831ed33e47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd4732e92030cc74e8fb3c1dde7ef22aaa1653dad58d829f621a3c831ed33e47", kill_on_drop: false }`
[INFO] [stdout] fd4732e92030cc74e8fb3c1dde7ef22aaa1653dad58d829f621a3c831ed33e47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] c424226cc96b51dae60d75cec387b205232d7762fa6a1081d795888b2c1554d5
[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" "c424226cc96b51dae60d75cec387b205232d7762fa6a1081d795888b2c1554d5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/problem-94d1af769f3d5d91)
[INFO] [stderr] problem::logged: Continuing with error: Baz error; caused by: Bar error; caused by: Foo error
[INFO] [stderr] problem::logged: Continuing with error: Baz error; caused by: Bar error; caused by: Foo error
[INFO] [stderr] problem::logged: Continuing with error: Foo error
[INFO] [stderr] problem::logged: Continuing with error: Foo error
[INFO] [stderr] problem::logged: Continuing with error: Foo error
[INFO] [stderr] problem::logged: Continuing with error: Foo error
[INFO] [stderr] problem::logged: Continuing with error: Foo error
[INFO] [stderr] problem::logged: Continuing with error: Foo error
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test tests::test_convertion ... ok
[INFO] [stdout] test tests::test_problem_backtrace ... ok
[INFO] [stdout] test tests::test_problem_log_warn ... ok
[INFO] [stdout] test tests::test_problem_log_error ... ok
[INFO] [stdout] test tests::test_problem_log_iter_error ... ok
[INFO] [stdout] test tests::test_problem_log_iter_warn ... ok
[INFO] [stdout] test tests::test_in_context_of - should panic ... ok
[INFO] [stdout] test tests::test_integration - should panic ... ok
[INFO] [stdout] test tests::test_integration_message - should panic ... ok
[INFO] [stdout] test tests::test_integration_cause_chain - should panic ... ok
[INFO] [stdout] test tests::test_option - should panic ... ok
[INFO] [stdout] test tests::test_problem_macro - should panic ... ok
[INFO] [stdout] test tests::test_result_cause_chain - should panic ... ok
[INFO] [stdout] test tests::test_option_errors - should panic ... ok
[INFO] [stdout] test tests::test_result - should panic ... ok
[INFO] [stdout] test tests::test_result_ok_or_problem - should panic ... ok
[INFO] [stdout] test tests::test_result_cause_chain_message - should panic ... ok
[INFO] [stdout] test tests::test_result_iter_or_failed_to - should panic ... ok
[INFO] [stdout] test tests::test_panic_format_stderr_expect - should panic ... ok
[INFO] [stdout] test tests::test_result_option_errors_unknown - should panic ... ok
[INFO] [stdout] test tests::test_panic_format_stderr_problem - should panic ... ok
[INFO] [stdout] test tests::test_panic_format_stderr_unwrap - should panic ... ok
[INFO] [stderr]    Doc-tests problem
[INFO] [stdout] test tests::test_panic_format_stderr - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name problem --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern backtrace=/opt/rustwide/target/debug/deps/libbacktrace-91ac39620892f5dc.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-e79d96be0b9672b0.rlib --extern loggerv=/opt/rustwide/target/debug/deps/libloggerv-18b294f055c10891.rlib --extern problem=/opt/rustwide/target/debug/deps/libproblem-303fc8fc50760c6e.rlib -C embed-bitcode=no --cfg 'feature="backtrace"' --cfg 'feature="default"' --cfg 'feature="log"' --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "c424226cc96b51dae60d75cec387b205232d7762fa6a1081d795888b2c1554d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c424226cc96b51dae60d75cec387b205232d7762fa6a1081d795888b2c1554d5", kill_on_drop: false }`
[INFO] [stdout] c424226cc96b51dae60d75cec387b205232d7762fa6a1081d795888b2c1554d5