[INFO] fetching crate problem 5.3.0...
[INFO] testing problem-5.3.0 against try#1b74e096b9bfb06f84a3007193dcd2f059cbdf6a for pr-96025
[INFO] extracting crate problem 5.3.0 into /workspace/builds/worker-83/source
[INFO] validating manifest of crates.io crate problem 5.3.0 on toolchain 1b74e096b9bfb06f84a3007193dcd2f059cbdf6a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "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-83/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 526fd15e1fcb6996c63c5258908c0435fde43760598dd3e979e86dd127f48912
[INFO] running `Command { std: "docker" "start" "-a" "526fd15e1fcb6996c63c5258908c0435fde43760598dd3e979e86dd127f48912", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "526fd15e1fcb6996c63c5258908c0435fde43760598dd3e979e86dd127f48912", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "526fd15e1fcb6996c63c5258908c0435fde43760598dd3e979e86dd127f48912", kill_on_drop: false }`
[INFO] [stdout] 526fd15e1fcb6996c63c5258908c0435fde43760598dd3e979e86dd127f48912
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 346cc9c09732bd9b323285780812ac2dd211b3573c471829c4a06826f9912d9c
[INFO] running `Command { std: "docker" "start" "-a" "346cc9c09732bd9b323285780812ac2dd211b3573c471829c4a06826f9912d9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling libc v0.2.124
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling miniz_oxide v0.5.1
[INFO] [stderr]    Compiling object v0.28.3
[INFO] [stderr]    Compiling backtrace v0.3.65
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling problem v5.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.17s
[INFO] running `Command { std: "docker" "inspect" "346cc9c09732bd9b323285780812ac2dd211b3573c471829c4a06826f9912d9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "346cc9c09732bd9b323285780812ac2dd211b3573c471829c4a06826f9912d9c", kill_on_drop: false }`
[INFO] [stdout] 346cc9c09732bd9b323285780812ac2dd211b3573c471829c4a06826f9912d9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5ddb47decce93e15310e1e67c99b716492ff1087c055c717397397994a751f7
[INFO] running `Command { std: "docker" "start" "-a" "d5ddb47decce93e15310e1e67c99b716492ff1087c055c717397397994a751f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling atty v0.2.14
[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 3.32s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/problem-01edbecc7e52c224)
[INFO] running `Command { std: "docker" "inspect" "d5ddb47decce93e15310e1e67c99b716492ff1087c055c717397397994a751f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5ddb47decce93e15310e1e67c99b716492ff1087c055c717397397994a751f7", kill_on_drop: false }`
[INFO] [stdout] d5ddb47decce93e15310e1e67c99b716492ff1087c055c717397397994a751f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c2d68a25edd71e98a784e2dad6d5f7e7b9756029a5dab945fc63219e5381dfa8
[INFO] running `Command { std: "docker" "start" "-a" "c2d68a25edd71e98a784e2dad6d5f7e7b9756029a5dab945fc63219e5381dfa8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/problem-01edbecc7e52c224)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[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] [stderr] problem::logged: Continuing with error: Baz error; caused by: Bar error; caused by: Foo error
[INFO] [stdout] test tests::test_problem_log_error ... ok
[INFO] [stdout] test tests::test_problem_backtrace ... ok
[INFO] [stdout] test tests::test_problem_log_iter_error ... ok
[INFO] [stdout] test tests::test_convertion ... ok
[INFO] [stdout] test tests::test_problem_log_iter_warn ... ok
[INFO] [stdout] test tests::test_problem_log_warn ... ok
[INFO] [stdout] test tests::test_option_errors - should panic ... ok
[INFO] [stdout] test tests::test_panic_format_stderr - should panic ... ok
[INFO] [stdout] test tests::test_result_cause_chain_message - should panic ... ok
[INFO] [stdout] test tests::test_integration_cause_chain - should panic ... ok
[INFO] [stdout] test tests::test_integration - should panic ... ok
[INFO] [stdout] test tests::test_panic_format_stderr_unwrap - should panic ... ok
[INFO] [stdout] test tests::test_option - should panic ... ok
[INFO] [stdout] test tests::test_in_context_of - should panic ... ok
[INFO] [stdout] test tests::test_integration_message - should panic ... ok
[INFO] [stdout] test tests::test_problem_macro - 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_panic_format_stderr_problem - should panic ... ok
[INFO] [stdout] test tests::test_result_option_errors_unknown - should panic ... ok
[INFO] [stdout] test tests::test_result_ok_or_problem - should panic ... ok
[INFO] [stdout] test tests::test_result - should panic ... ok
[INFO] [stdout] test tests::test_result_cause_chain - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests problem
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test src/lib.rs - (line 110) ... ok
[INFO] [stdout] test src/lib.rs - (line 189) ... ok
[INFO] [stdout] test src/lib.rs - (line 52) ... ok
[INFO] [stdout] test src/lib.rs - (line 218) ... ok
[INFO] [stdout] test src/lib.rs - (line 165) ... ok
[INFO] [stdout] test src/lib.rs - (line 147) ... ok
[INFO] [stdout] test src/lib.rs - (line 252) ... ok
[INFO] [stdout] test src/lib.rs - (line 425) ... ok
[INFO] [stdout] test src/lib.rs - (line 280) ... ok
[INFO] [stdout] test src/lib.rs - (line 38) ... ok
[INFO] [stdout] test src/lib.rs - (line 296) ... ok
[INFO] [stdout] test src/lib.rs - (line 135) ... ok
[INFO] [stdout] test src/lib.rs - (line 265) ... ok
[INFO] [stdout] test src/lib.rs - (line 79) ... ok
[INFO] [stdout] test src/lib.rs - (line 122) ... ok
[INFO] [stdout] test src/lib.rs - (line 66) ... ok
[INFO] [stdout] test src/lib.rs - (line 175) ... ok
[INFO] [stdout] test src/lib.rs - (line 316) ... ok
[INFO] [stdout] test src/lib.rs - (line 203) ... ok
[INFO] [stdout] test src/lib.rs - (line 27) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.22s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c2d68a25edd71e98a784e2dad6d5f7e7b9756029a5dab945fc63219e5381dfa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2d68a25edd71e98a784e2dad6d5f7e7b9756029a5dab945fc63219e5381dfa8", kill_on_drop: false }`
[INFO] [stdout] c2d68a25edd71e98a784e2dad6d5f7e7b9756029a5dab945fc63219e5381dfa8