[INFO] fetching crate permutation-generator 0.1.1...
[INFO] testing permutation-generator-0.1.1 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate permutation-generator 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate permutation-generator 0.1.1 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate permutation-generator 0.1.1
[INFO] finished tweaking crates.io crate permutation-generator 0.1.1
[INFO] tweaked toml for crates.io crate permutation-generator 0.1.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dbdff24d08958995be636e26566beb5786da71f43ae0ad4b6a0c8caa7083920e
[INFO] running `Command { std: "docker" "start" "-a" "dbdff24d08958995be636e26566beb5786da71f43ae0ad4b6a0c8caa7083920e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dbdff24d08958995be636e26566beb5786da71f43ae0ad4b6a0c8caa7083920e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbdff24d08958995be636e26566beb5786da71f43ae0ad4b6a0c8caa7083920e", kill_on_drop: false }`
[INFO] [stdout] dbdff24d08958995be636e26566beb5786da71f43ae0ad4b6a0c8caa7083920e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 693696c9a0803ff190dd2ded3b7dcb538342541667e77ac478b4123b63611d9d
[INFO] running `Command { std: "docker" "start" "-a" "693696c9a0803ff190dd2ded3b7dcb538342541667e77ac478b4123b63611d9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling bit-index v0.2.0
[INFO] [stderr]    Compiling permutation-generator v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "693696c9a0803ff190dd2ded3b7dcb538342541667e77ac478b4123b63611d9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "693696c9a0803ff190dd2ded3b7dcb538342541667e77ac478b4123b63611d9d", kill_on_drop: false }`
[INFO] [stdout] 693696c9a0803ff190dd2ded3b7dcb538342541667e77ac478b4123b63611d9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0659a3b41e5a9c6274fff5bcd25a7a43809a2f631a6e87c35d11bbe3be472a09
[INFO] running `Command { std: "docker" "start" "-a" "0659a3b41e5a9c6274fff5bcd25a7a43809a2f631a6e87c35d11bbe3be472a09", kill_on_drop: false }`
[INFO] [stderr]    Compiling permutation-generator v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "0659a3b41e5a9c6274fff5bcd25a7a43809a2f631a6e87c35d11bbe3be472a09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0659a3b41e5a9c6274fff5bcd25a7a43809a2f631a6e87c35d11bbe3be472a09", kill_on_drop: false }`
[INFO] [stdout] 0659a3b41e5a9c6274fff5bcd25a7a43809a2f631a6e87c35d11bbe3be472a09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7e96644e1e0241873d657e9beaef5684ea88a2d2813648e7056065b7c7d71009
[INFO] running `Command { std: "docker" "start" "-a" "7e96644e1e0241873d657e9beaef5684ea88a2d2813648e7056065b7c7d71009", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/permutation_generator-22a171ba042c0432)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test permutation_generator::permutation_generator_16::tests::iter ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_16::tests::next_permutation ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_16::tests::nth ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_16::tests::zero ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_16::tests::nth_absolute ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_32::tests::iter ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_32::tests::next_permutation ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_32::tests::nth ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_32::tests::nth_absolute ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_32::tests::zero ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_8::tests::new ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_8::tests::next_permutation ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_8::tests::nth ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_8::tests::iter ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_8::tests::nth_absolute ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_8::tests::zero ... ok
[INFO] [stdout] test single_permutation::single_permutation_16::tests::new ... ok
[INFO] [stdout] test single_permutation::single_permutation_16::tests::new_unchecked_iterator ... ok
[INFO] [stdout] test single_permutation::single_permutation_32::tests::new ... ok
[INFO] [stdout] test single_permutation::single_permutation_8::tests::new ... ok
[INFO] [stdout] test single_permutation::single_permutation_32::tests::new_unchecked_iterator ... ok
[INFO] [stdout] test single_permutation::single_permutation_8::tests::new_unchecked_iterator ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_32::tests::iter_panic - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests permutation-generator
[INFO] [stderr] error[E0659]: `permutation_generator` is ambiguous (name vs any other name during import resolution)
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub use permutation_generator::*;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^ ambiguous name
[INFO] [stderr]    |
[INFO] [stderr]    = note: `permutation_generator` could refer to a crate passed with `--extern`
[INFO] [stderr]    = help: use `::permutation_generator` to refer to this crate unambiguously
[INFO] [stderr] note: `permutation_generator` could also refer to the module defined here
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | mod permutation_generator;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: use `crate::permutation_generator` to refer to this module unambiguously
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0659`.
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "7e96644e1e0241873d657e9beaef5684ea88a2d2813648e7056065b7c7d71009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e96644e1e0241873d657e9beaef5684ea88a2d2813648e7056065b7c7d71009", kill_on_drop: false }`
[INFO] [stdout] 7e96644e1e0241873d657e9beaef5684ea88a2d2813648e7056065b7c7d71009