[INFO] fetching crate permutation-generator 0.1.3...
[INFO] testing permutation-generator-0.1.3 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate permutation-generator 0.1.3 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate permutation-generator 0.1.3
[INFO] finished tweaking crates.io crate permutation-generator 0.1.3
[INFO] tweaked toml for crates.io crate permutation-generator 0.1.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate permutation-generator 0.1.3 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 080c93843846571768bde83c53d421c898373fd4da9b47b3eaacf0f59d1f3d7c
[INFO] running `Command { std: "docker" "start" "-a" "080c93843846571768bde83c53d421c898373fd4da9b47b3eaacf0f59d1f3d7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "080c93843846571768bde83c53d421c898373fd4da9b47b3eaacf0f59d1f3d7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "080c93843846571768bde83c53d421c898373fd4da9b47b3eaacf0f59d1f3d7c", kill_on_drop: false }`
[INFO] [stdout] 080c93843846571768bde83c53d421c898373fd4da9b47b3eaacf0f59d1f3d7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77cad0bcfdce628c104d6314b00a26bc9d8ad18fc8e171bd0b9af8e42d9516d3
[INFO] running `Command { std: "docker" "start" "-a" "77cad0bcfdce628c104d6314b00a26bc9d8ad18fc8e171bd0b9af8e42d9516d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling bit-index v0.2.0
[INFO] [stderr]    Compiling permutation-generator v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "77cad0bcfdce628c104d6314b00a26bc9d8ad18fc8e171bd0b9af8e42d9516d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77cad0bcfdce628c104d6314b00a26bc9d8ad18fc8e171bd0b9af8e42d9516d3", kill_on_drop: false }`
[INFO] [stdout] 77cad0bcfdce628c104d6314b00a26bc9d8ad18fc8e171bd0b9af8e42d9516d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2fae50731e9c0f7d0ff36283d8b269eaa1e55c406f63a7db181c7085b6fc55a3
[INFO] running `Command { std: "docker" "start" "-a" "2fae50731e9c0f7d0ff36283d8b269eaa1e55c406f63a7db181c7085b6fc55a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling permutation-generator v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "2fae50731e9c0f7d0ff36283d8b269eaa1e55c406f63a7db181c7085b6fc55a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fae50731e9c0f7d0ff36283d8b269eaa1e55c406f63a7db181c7085b6fc55a3", kill_on_drop: false }`
[INFO] [stdout] 2fae50731e9c0f7d0ff36283d8b269eaa1e55c406f63a7db181c7085b6fc55a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 46323863637c4f697f8fe182c89187530815d9873ba6a68e230559fb77dabaa8
[INFO] running `Command { std: "docker" "start" "-a" "46323863637c4f697f8fe182c89187530815d9873ba6a68e230559fb77dabaa8", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/permutation_generator-2d391059fd250e9a)
[INFO] [stdout] 
[INFO] [stdout] running 30 tests
[INFO] [stdout] test permutation_generator::permutation_generator_16_gen::tests::iter ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_16_gen::tests::zero ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_32_gen::tests::next_permutation ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_32_gen::tests::nth ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_32_gen::tests::zero ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_32_gen::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 permutation_generator::permutation_generator_8_gen::tests::iter ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_8_gen::tests::new ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_8_gen::tests::nth ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_8_gen::tests::next_permutation ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_8_gen::tests::nth_absolute ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_16_gen::tests::nth ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_8::tests::peekable ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_16_gen::tests::next_permutation ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_32_gen::tests::nth_absolute ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_16_gen::tests::nth_absolute ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_8_gen::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_unchecked_iterator ... ok
[INFO] [stdout] test single_permutation::single_permutation_8::tests::new ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_8::tests::iter ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_8::tests::next_permutation ... ok
[INFO] [stdout] test permutation_generator::permutation_generator_32_gen::tests::iter_panic - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests permutation_generator
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "46323863637c4f697f8fe182c89187530815d9873ba6a68e230559fb77dabaa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46323863637c4f697f8fe182c89187530815d9873ba6a68e230559fb77dabaa8", kill_on_drop: false }`
[INFO] [stdout] 46323863637c4f697f8fe182c89187530815d9873ba6a68e230559fb77dabaa8