[INFO] fetching crate utf8-rune 0.0.2...
[INFO] testing utf8-rune-0.0.2 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate utf8-rune 0.0.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate utf8-rune 0.0.2
[INFO] finished tweaking crates.io crate utf8-rune 0.0.2
[INFO] tweaked toml for crates.io crate utf8-rune 0.0.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate utf8-rune 0.0.2 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] crate crates.io crate utf8-rune 0.0.2 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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 77c95ca95e3ac838b837de84158da7ad319f8b998adc78aaa7204a1bb5b70d64
[INFO] running `Command { std: "docker" "start" "-a" "77c95ca95e3ac838b837de84158da7ad319f8b998adc78aaa7204a1bb5b70d64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77c95ca95e3ac838b837de84158da7ad319f8b998adc78aaa7204a1bb5b70d64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77c95ca95e3ac838b837de84158da7ad319f8b998adc78aaa7204a1bb5b70d64", kill_on_drop: false }`
[INFO] [stdout] 77c95ca95e3ac838b837de84158da7ad319f8b998adc78aaa7204a1bb5b70d64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 414cbaceb5e22519e7a120ac73d39595bd6f0ec64d03dc7ad92a7d723cecfc1b
[INFO] running `Command { std: "docker" "start" "-a" "414cbaceb5e22519e7a120ac73d39595bd6f0ec64d03dc7ad92a7d723cecfc1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling utf8-rune v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "414cbaceb5e22519e7a120ac73d39595bd6f0ec64d03dc7ad92a7d723cecfc1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "414cbaceb5e22519e7a120ac73d39595bd6f0ec64d03dc7ad92a7d723cecfc1b", kill_on_drop: false }`
[INFO] [stdout] 414cbaceb5e22519e7a120ac73d39595bd6f0ec64d03dc7ad92a7d723cecfc1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f118db31d33309d5fd0f58a57c4b621bf683a78b32a2ec6df724613417928ac8
[INFO] running `Command { std: "docker" "start" "-a" "f118db31d33309d5fd0f58a57c4b621bf683a78b32a2ec6df724613417928ac8", kill_on_drop: false }`
[INFO] [stderr]    Compiling debug-et-diagnostics v0.1.2
[INFO] [stderr]    Compiling utf8-rune v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.76s
[INFO] running `Command { std: "docker" "inspect" "f118db31d33309d5fd0f58a57c4b621bf683a78b32a2ec6df724613417928ac8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f118db31d33309d5fd0f58a57c4b621bf683a78b32a2ec6df724613417928ac8", kill_on_drop: false }`
[INFO] [stdout] f118db31d33309d5fd0f58a57c4b621bf683a78b32a2ec6df724613417928ac8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 281bc7beb241d49f3aeeddfedfdfa42c5e4360bdbe1b9a1da8c86478b4ff29bf
[INFO] running `Command { std: "docker" "start" "-a" "281bc7beb241d49f3aeeddfedfdfa42c5e4360bdbe1b9a1da8c86478b4ff29bf", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/utf8_rune-1a58a59b3c482fda)
[INFO] [stdout] running 45 tests
[INFO] [stdout] test heuristic::test_continuation_bytes_location::test_continuation_byte_0xfe0f ... ok
[INFO] [stdout] test heuristic::test_get_rune_cutoff_at_index::test_get_rune_cutoff_at_various_indexes_6_bytes ... ok
[INFO] [stdout] test heuristic::test_get_rune_cutoff_at_index::test_get_rune_cutoff_at_various_indexes_ascii ... ok
[INFO] [stdout] test heuristic::test_get_rune_cutoff_at_index::test_get_rune_cutoff_at_first_index ... ok
[INFO] [stdout] test heuristic::test_get_rune_cutoff_at_index::test_get_rune_cutoff_at_first_index_single_rune ... ok
[INFO] [stdout] test heuristic::test_continuation_bytes_location::test_continuation_byte_0x200d ... ok
[INFO] [stdout] test heuristic::test_get_rune_cutoff_at_index::test_get_rune_cutoff_at_various_indexes_4_bytes ... ok
[INFO] [stdout] test heuristic::test_get_rune_cutoff_at_index::test_get_rune_cutoff_at_various_indexes_non_ascii ... ok
[INFO] [stdout] test heuristic::test_get_rune_cutoff_at_index::test_get_rune_cutoff_at_various_indexes_94_bytes ... ok
[INFO] [stdout] test heuristic::test_get_rune_cutoff_at_index::test_get_rune_cutoff_empty ... ok
[INFO] [stdout] test heuristic::test_next_valid_cutoff::test_next_valid_cutoff_at_various_indexes_4_bytes ... ok
[INFO] [stdout] test heuristic::test_next_valid_cutoff::test_next_valid_cutoff_at_various_indexes_6_bytes ... ok
[INFO] [stdout] test heuristic::test_get_rune_cutoff_at_index::test_get_rune_cutoff_unexpected_continuation_byte ... ok
[INFO] [stdout] test heuristic::test_next_valid_cutoff::test_next_valid_cutoff_at_first_index ... ok
[INFO] [stdout] test heuristic::test_next_valid_cutoff::test_next_valid_cutoff_empty ... ok
[INFO] [stdout] test heuristic::test_previous_valid_cutoff::test_previous_valid_cutoff_at_first_index ... ok
[INFO] [stdout] test heuristic::test_previous_valid_cutoff::test_previous_valid_cutoff_at_various_indexes_6_bytes ... ok
[INFO] [stdout] test heuristic::test_previous_valid_cutoff::test_previous_valid_cutoff_at_first_index_single_rune ... ok
[INFO] [stdout] test heuristic::test_next_valid_cutoff::test_next_valid_cutoff_parts ... ok
[INFO] [stdout] test heuristic::test_previous_valid_cutoff::test_previous_valid_cutoff_at_various_indexes_non_ascii ... ok
[INFO] [stdout] test heuristic::test_previous_valid_cutoff::test_previous_valid_cutoff_at_various_indexes_94_bytes ... ok
[INFO] [stdout] test heuristic::test_next_valid_cutoff::test_next_valid_cutoff_at_various_indexes_94_bytes ... ok
[INFO] [stdout] test heuristic::test_next_valid_cutoff::test_next_valid_cutoff_at_various_indexes_non_ascii ... ok
[INFO] [stdout] test heuristic::test_next_valid_cutoff::test_next_valid_cutoff_at_various_indexes_ascii ... ok
[INFO] [stdout] test byte_type::test_byte_type::test_byte_type ... ok
[INFO] [stdout] test heuristic::test_previous_valid_cutoff::test_previous_valid_cutoff_at_various_indexes_ascii ... ok
[INFO] [stdout] test heuristic::test_next_valid_cutoff::test_next_valid_cutoff_at_first_index_single_rune ... ok
[INFO] [stdout] test parts::test_parts::test_rune_indexes ... ok
[INFO] [stdout] test rune::test_rune::test_from_multiple_to_vec ... ok
[INFO] [stdout] test heuristic::test_previous_valid_cutoff::test_previous_valid_cutoff_at_various_indexes_4_bytes ... ok
[INFO] [stdout] test rune::test_rune::test_single_rune ... ok
[INFO] [stderr]    Doc-tests utf8_rune
[INFO] [stdout] test heuristic::test_split_at_first_rune::test_split_at_first_ascii ... ok
[INFO] [stdout] test heuristic::test_previous_valid_cutoff::test_previous_valid_cutoff_parts ... ok
[INFO] [stdout] test heuristic::test_split_at_first_rune::test_split_at_first_rune_6_bytes ... ok
[INFO] [stdout] test heuristic::test_split_at_first_rune::test_split_at_first_rune_single_heart ... ok
[INFO] [stdout] test heuristic::test_split_at_first_rune::test_split_at_first_rune_two_to_vec ... ok
[INFO] [stdout] test runes::test_runes::test_length ... ok
[INFO] [stdout] test parts::test_parts::test_new_multiple_to_vec ... ok
[INFO] [stdout] test parts::test_parts::test_new_single_rune ... ok
[INFO] [stdout] test runes::test_runes::test_to_vec ... ok
[INFO] [stdout] test heuristic::test_previous_valid_cutoff::test_previous_valid_cutoff_empty ... ok
[INFO] [stdout] test parts::test_parts::test_rune_at_index_error ... ok
[INFO] [stdout] test parts::test_parts::test_rune_at_index ... ok
[INFO] [stdout] test heuristic::test_split_at_first_rune::test_split_at_first_nonascii_single_byte_character ... ok
[INFO] [stdout] test heuristic::test_split_at_first_rune::test_split_at_first_rune_4_bytes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 45 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test src/byte_type.rs - byte_type::ByteType (line 17) ... ok
[INFO] [stdout] test src/heuristic.rs - heuristic::continuation_bytes_location (line 145) ... ok
[INFO] [stdout] test src/heuristic.rs - heuristic::continuation_bytes_location (line 158) ... ok
[INFO] [stdout] test src/heuristic.rs - heuristic::get_rune_cutoff_at_index (line 14) ... ok
[INFO] [stdout] test src/heuristic.rs - heuristic::split_at_first_rune (line 125) ... ok
[INFO] [stdout] test src/byte_type.rs - byte_type::ByteType (line 26) ... ok
[INFO] [stdout] test src/byte_type.rs - byte_type::ByteType (line 8) ... ok
[INFO] [stdout] test src/rune.rs - rune::Rune (line 24) ... ok
[INFO] [stdout] test src/pointer.rs - pointer::is_valid_utf8_str_of (line 194) ... ok
[INFO] [stdout] test src/runes.rs - runes::Runes (line 13) ... ok
[INFO] [stdout] test src/runes.rs - runes::Runes (line 37) ... ok
[INFO] [stdout] test src/pointer.rs - pointer::copy (line 63) ... ok
[INFO] [stdout] test src/rune.rs - rune::Rune (line 16) ... ok
[INFO] [stdout] test src/pointer.rs - pointer::destroy (line 40) ... ok
[INFO] [stdout] test src/byte_type.rs - byte_type::ByteType (line 44) ... ok
[INFO] [stdout] test src/pointer.rs - pointer::from_slice (line 95) ... ok
[INFO] [stdout] test src/parts.rs - parts::RuneParts (line 17) ... ok
[INFO] [stdout] test src/pointer.rs - pointer::get_byte_at_index (line 143) ... ok
[INFO] [stdout] test src/rune.rs - rune::Rune (line 32) ... ok
[INFO] [stdout] test src/pointer.rs - pointer::create (line 10) ... ok
[INFO] [stdout] test src/pointer.rs - pointer::get_valid_utf8_str_of (line 175) ... ok
[INFO] [stdout] test src/pointer.rs - pointer::from_display (line 127) ... ok
[INFO] [stdout] test src/byte_type.rs - byte_type::ByteType (line 35) ... ok
[INFO] [stdout] test src/pointer.rs - pointer::get_byte_slice_of (line 158) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "281bc7beb241d49f3aeeddfedfdfa42c5e4360bdbe1b9a1da8c86478b4ff29bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "281bc7beb241d49f3aeeddfedfdfa42c5e4360bdbe1b9a1da8c86478b4ff29bf", kill_on_drop: false }`
[INFO] [stdout] 281bc7beb241d49f3aeeddfedfdfa42c5e4360bdbe1b9a1da8c86478b4ff29bf