[INFO] fetching crate ff_structure 0.3.0...
[INFO] testing ff_structure-0.3.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate ff_structure 0.3.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate ff_structure 0.3.0
[INFO] finished tweaking crates.io crate ff_structure 0.3.0
[INFO] tweaked toml for crates.io crate ff_structure 0.3.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ff_structure 0.3.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ff_structure 0.3.0 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nohash-hasher v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10575c2e9f1048d877422433d8bde20dce0f1d359e4441929fd23d1ee7500cd7
[INFO] running `Command { std: "docker" "start" "-a" "10575c2e9f1048d877422433d8bde20dce0f1d359e4441929fd23d1ee7500cd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10575c2e9f1048d877422433d8bde20dce0f1d359e4441929fd23d1ee7500cd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10575c2e9f1048d877422433d8bde20dce0f1d359e4441929fd23d1ee7500cd7", kill_on_drop: false }`
[INFO] [stdout] 10575c2e9f1048d877422433d8bde20dce0f1d359e4441929fd23d1ee7500cd7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8d5fc57f0225d8310050534f9515168e98f5a9336dd8e3bed6b22cfc421e188
[INFO] running `Command { std: "docker" "start" "-a" "d8d5fc57f0225d8310050534f9515168e98f5a9336dd8e3bed6b22cfc421e188", kill_on_drop: false }`
[INFO] [stderr]    Compiling nohash-hasher v0.2.0
[INFO] [stderr]    Compiling ff_structure v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "d8d5fc57f0225d8310050534f9515168e98f5a9336dd8e3bed6b22cfc421e188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8d5fc57f0225d8310050534f9515168e98f5a9336dd8e3bed6b22cfc421e188", kill_on_drop: false }`
[INFO] [stdout] d8d5fc57f0225d8310050534f9515168e98f5a9336dd8e3bed6b22cfc421e188
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31a630a7a47148c739677d5e5c5f150d282e59e4c3b3e8faa4150fe113eea718
[INFO] running `Command { std: "docker" "start" "-a" "31a630a7a47148c739677d5e5c5f150d282e59e4c3b3e8faa4150fe113eea718", kill_on_drop: false }`
[INFO] [stderr]    Compiling ff_structure v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "31a630a7a47148c739677d5e5c5f150d282e59e4c3b3e8faa4150fe113eea718", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31a630a7a47148c739677d5e5c5f150d282e59e4c3b3e8faa4150fe113eea718", kill_on_drop: false }`
[INFO] [stdout] 31a630a7a47148c739677d5e5c5f150d282e59e4c3b3e8faa4150fe113eea718
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3b955550d078d990dd711d6d64962c26653d56f85ab89566688a5d912f0525c1
[INFO] running `Command { std: "docker" "start" "-a" "3b955550d078d990dd711d6d64962c26653d56f85ab89566688a5d912f0525c1", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ff_structure-778811dcacb60653)
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test dotbracket::tests::test_dot_bracket_from_char ... ok
[INFO] [stdout] test dotbracket::tests::test_dot_bracket_vec_from_multi_pair_table ... ok
[INFO] [stdout] test dotbracket::tests::test_dot_bracket_from_invalid_char ... ok
[INFO] [stdout] test dotbracket::tests::test_char_from_dot_bracket ... ok
[INFO] [stdout] test dotbracket::tests::test_dot_bracket_vec_from_pair_table ... ok
[INFO] [stdout] test dotbracket::tests::test_dot_bracket_vec_from_str ... ok
[INFO] [stdout] test loop_table::tests::test_deref_loop_table_len_indexing ... ok
[INFO] [stdout] test loop_table::tests::test_loop_table_display ... ok
[INFO] [stdout] test loop_table::tests::test_loop_table_self_pairing_panics ... ok
[INFO] [stdout] test loop_table::tests::test_loop_table_unpaired_structure ... ok
[INFO] [stdout] test loop_table::tests::test_loop_table_valid_structure ... ok
[INFO] [stdout] test loop_table::tests::test_pair_table_to_loop_index_01 ... ok
[INFO] [stdout] test loop_table::tests::test_pair_table_to_loop_index_02 ... ok
[INFO] [stdout] test loop_table::tests::test_pair_table_to_loop_index_03 ... ok
[INFO] [stdout] test multi_pair_table::tests::test_multi_pair_table_empty ... ok
[INFO] [stdout] test multi_pair_table::tests::test_multi_pair_table_invalid_01 ... ok
[INFO] [stdout] test multi_pair_table::tests::test_multi_pair_table_invalid_02 ... ok
[INFO] [stdout] test multi_pair_table::tests::test_multi_pair_table_multi ... ok
[INFO] [stdout] test dotbracket::tests::test_dot_bracket_vec_from_multi_pair_table_hack ... ok
[INFO] [stdout] test multi_pair_table::tests::test_multi_pair_table_single ... ok
[INFO] [stdout] test multi_pair_table::tests::test_strand_pair_table ... ok
[INFO] [stdout] test multi_pair_table::tests::test_strand_pair_table_hack ... ok
[INFO] [stdout] test pair_set::tests::test_display ... ok
[INFO] [stdout] test pair_set::tests::test_pair_key_roundtrip ... ok
[INFO] [stdout] test pair_set::tests::test_pair_list_from_pair_table ... ok
[INFO] [stdout] test pair_table::tests::test_invalid_token ... ok
[INFO] [stdout] test pair_table::tests::test_unmatched_close ... ok
[INFO] [stdout] test pair_table::tests::test_unmatched_open ... ok
[INFO] [stdout] test pair_table::tests::test_valid_pair_table ... ok
[INFO] [stdout] test pair_table::tests::test_well_formed_empty_interval ... ok
[INFO] [stdout] test pair_table::tests::test_well_formed_pairings_within_interval ... ok
[INFO] [stdout] test pair_table::tests::test_well_formed_out_of_bounds_assert - should panic ... ok
[INFO] [stderr]    Doc-tests ff_structure
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[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" "3b955550d078d990dd711d6d64962c26653d56f85ab89566688a5d912f0525c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b955550d078d990dd711d6d64962c26653d56f85ab89566688a5d912f0525c1", kill_on_drop: false }`
[INFO] [stdout] 3b955550d078d990dd711d6d64962c26653d56f85ab89566688a5d912f0525c1