[INFO] fetching crate two_five_six 0.1.0...
[INFO] testing two_five_six-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate two_five_six 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate two_five_six 0.1.0
[INFO] finished tweaking crates.io crate two_five_six 0.1.0
[INFO] tweaked toml for crates.io crate two_five_six 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate two_five_six 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate two_five_six 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 495276bc33bead6f5f5f09a7d8fcfdf9e912e545e19ef834df9dcaf70b494bde
[INFO] running `Command { std: "docker" "start" "-a" "495276bc33bead6f5f5f09a7d8fcfdf9e912e545e19ef834df9dcaf70b494bde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "495276bc33bead6f5f5f09a7d8fcfdf9e912e545e19ef834df9dcaf70b494bde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "495276bc33bead6f5f5f09a7d8fcfdf9e912e545e19ef834df9dcaf70b494bde", kill_on_drop: false }`
[INFO] [stdout] 495276bc33bead6f5f5f09a7d8fcfdf9e912e545e19ef834df9dcaf70b494bde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d5a373ac94f1659cf93036ec130130448b4c2dcd96f7d93ff34aa082c782df6
[INFO] running `Command { std: "docker" "start" "-a" "9d5a373ac94f1659cf93036ec130130448b4c2dcd96f7d93ff34aa082c782df6", kill_on_drop: false }`
[INFO] [stderr]    Compiling two_five_six v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "9d5a373ac94f1659cf93036ec130130448b4c2dcd96f7d93ff34aa082c782df6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d5a373ac94f1659cf93036ec130130448b4c2dcd96f7d93ff34aa082c782df6", kill_on_drop: false }`
[INFO] [stdout] 9d5a373ac94f1659cf93036ec130130448b4c2dcd96f7d93ff34aa082c782df6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e229e102136ab1890e8ac083fae5c727aeed50786bf06002b96c08bb2df25671
[INFO] running `Command { std: "docker" "start" "-a" "e229e102136ab1890e8ac083fae5c727aeed50786bf06002b96c08bb2df25671", kill_on_drop: false }`
[INFO] [stderr]    Compiling two_five_six v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "e229e102136ab1890e8ac083fae5c727aeed50786bf06002b96c08bb2df25671", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e229e102136ab1890e8ac083fae5c727aeed50786bf06002b96c08bb2df25671", kill_on_drop: false }`
[INFO] [stdout] e229e102136ab1890e8ac083fae5c727aeed50786bf06002b96c08bb2df25671
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 732f7b6fc1962941ba00e0cdfd3f4942cd07436222caedf72cf68b24c424c8df
[INFO] running `Command { std: "docker" "start" "-a" "732f7b6fc1962941ba00e0cdfd3f4942cd07436222caedf72cf68b24c424c8df", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/two_five_six-6def50d2ed53af0f)
[INFO] [stdout] 
[INFO] [stdout] running 34 tests
[INFO] [stdout] test tests::decode_ones ... ok
[INFO] [stdout] test tests::decode_zeros ... ok
[INFO] [stdout] test tests::bytes_is_32 ... ok
[INFO] [stdout] test tests::decode_is_inverse_of_encode ... ok
[INFO] [stdout] test tests::default_is_bottom ... ok
[INFO] [stdout] test tests::encode_ones ... ok
[INFO] [stdout] test tests::encode_zeros ... ok
[INFO] [stdout] test tests::generate_with_empty_label ... ok
[INFO] [stdout] test tests::error_display ... ok
[INFO] [stdout] test tests::from_str_errs ... ok
[INFO] [stdout] test tests::generated_type_label_constant ... ok
[INFO] [stdout] test tests::generated_type_separator_constant ... ok
[INFO] [stdout] test tests::generated_type_decode_works ... ok
[INFO] [stdout] test tests::invalid_length ... ok
[INFO] [stdout] test tests::next_increments ... ok
[INFO] [stdout] test tests::next_wraps ... ok
[INFO] [stdout] test tests::next_wraps_at_byte_boundary ... ok
[INFO] [stdout] test tests::parse_label_simple ... ok
[INFO] [stdout] test tests::parse_label_with_hyphen ... ok
[INFO] [stdout] test tests::generate_with_label_containing_separator ... ok
[INFO] [stdout] test tests::generate_without_label ... ok
[INFO] [stdout] test tests::test_is_alphanumeric ... ok
[INFO] [stdout] test tests::test_is_valid_base64_char ... ok
[INFO] [stdout] test tests::from_str_works ... ok
[INFO] [stdout] test tests::roundtrip_encoding ... ok
[INFO] [stdout] test tests::generate_with_label ... ok
[INFO] [stdout] test tests::generate_with_hyphen_in_label ... ok
[INFO] [stdout] test tests::roundtrip_random ... ok
[INFO] [stdout] test tests::generated_type_with_hyphen_works ... ok
[INFO] [stdout] test tests::encoded_length_is_43 ... ok
[INFO] [stdout] test tests::invalid_label_character ... ok
[INFO] [stdout] test tests::invalid_character ... ok
[INFO] [stdout] test tests::generated_type_works ... ok
[INFO] [stdout] test tests::parse_label_no_separator ... ok
[INFO] [stderr]    Doc-tests two_five_six
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/../README.md - (line 21) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 1.20s; merged doctests compilation took 1.19s
[INFO] running `Command { std: "docker" "inspect" "732f7b6fc1962941ba00e0cdfd3f4942cd07436222caedf72cf68b24c424c8df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "732f7b6fc1962941ba00e0cdfd3f4942cd07436222caedf72cf68b24c424c8df", kill_on_drop: false }`
[INFO] [stdout] 732f7b6fc1962941ba00e0cdfd3f4942cd07436222caedf72cf68b24c424c8df