[INFO] fetching crate permutation-generator 0.1.1...
[INFO] testing permutation-generator-0.1.1 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate permutation-generator 0.1.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate permutation-generator 0.1.1 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bit-index v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a351630f715702963cce2f0717dff0452426d7710d0103888907a980de4f3970
[INFO] running `Command { std: "docker" "start" "-a" "a351630f715702963cce2f0717dff0452426d7710d0103888907a980de4f3970", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a351630f715702963cce2f0717dff0452426d7710d0103888907a980de4f3970", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a351630f715702963cce2f0717dff0452426d7710d0103888907a980de4f3970", kill_on_drop: false }`
[INFO] [stdout] a351630f715702963cce2f0717dff0452426d7710d0103888907a980de4f3970
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 054f536a02a00e6ad66f9600c20581ed3e4a52114fc3ad2ca3bfcfde25c78c1c
[INFO] running `Command { std: "docker" "start" "-a" "054f536a02a00e6ad66f9600c20581ed3e4a52114fc3ad2ca3bfcfde25c78c1c", 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 0.44s
[INFO] running `Command { std: "docker" "inspect" "054f536a02a00e6ad66f9600c20581ed3e4a52114fc3ad2ca3bfcfde25c78c1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "054f536a02a00e6ad66f9600c20581ed3e4a52114fc3ad2ca3bfcfde25c78c1c", kill_on_drop: false }`
[INFO] [stdout] 054f536a02a00e6ad66f9600c20581ed3e4a52114fc3ad2ca3bfcfde25c78c1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b414dd9a60f69417993a7e73519cbfe260863ce5ccaa970c20b587ec711561d
[INFO] running `Command { std: "docker" "start" "-a" "6b414dd9a60f69417993a7e73519cbfe260863ce5ccaa970c20b587ec711561d", kill_on_drop: false }`
[INFO] [stderr]    Compiling permutation-generator v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "6b414dd9a60f69417993a7e73519cbfe260863ce5ccaa970c20b587ec711561d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b414dd9a60f69417993a7e73519cbfe260863ce5ccaa970c20b587ec711561d", kill_on_drop: false }`
[INFO] [stdout] 6b414dd9a60f69417993a7e73519cbfe260863ce5ccaa970c20b587ec711561d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 12d0c4ac1dc9b9c2635c8f51c5e597e4f5cd5681bf4f753958af893b441cdedc
[INFO] running `Command { std: "docker" "start" "-a" "12d0c4ac1dc9b9c2635c8f51c5e597e4f5cd5681bf4f753958af893b441cdedc", 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::nth_absolute ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_16::tests::zero ... 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::zero ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_32::tests::nth_absolute ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_8::tests::next_permutation ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_8::tests::iter ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_8::tests::new ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_8::tests::nth ... 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_32::tests::new_unchecked_iterator ... ok
[INFO] [stdout] test single_permutation::single_permutation_8::tests::new ... 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" "12d0c4ac1dc9b9c2635c8f51c5e597e4f5cd5681bf4f753958af893b441cdedc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12d0c4ac1dc9b9c2635c8f51c5e597e4f5cd5681bf4f753958af893b441cdedc", kill_on_drop: false }`
[INFO] [stdout] 12d0c4ac1dc9b9c2635c8f51c5e597e4f5cd5681bf4f753958af893b441cdedc