[INFO] fetching crate str-queue 0.0.1...
[INFO] testing str-queue-0.0.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate str-queue 0.0.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate str-queue 0.0.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate str-queue 0.0.1
[INFO] finished tweaking crates.io crate str-queue 0.0.1
[INFO] tweaked toml for crates.io crate str-queue 0.0.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb1a8bda87025a7e70a815370948fdce2d04f0d03cc0e8377dc3a2ad344b55a8
[INFO] running `Command { std: "docker" "start" "-a" "fb1a8bda87025a7e70a815370948fdce2d04f0d03cc0e8377dc3a2ad344b55a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb1a8bda87025a7e70a815370948fdce2d04f0d03cc0e8377dc3a2ad344b55a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb1a8bda87025a7e70a815370948fdce2d04f0d03cc0e8377dc3a2ad344b55a8", kill_on_drop: false }`
[INFO] [stdout] fb1a8bda87025a7e70a815370948fdce2d04f0d03cc0e8377dc3a2ad344b55a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23cd81cbb38b458f75bcdc52413a7e6210a24dd55e90da9e8d430df779dafacd
[INFO] running `Command { std: "docker" "start" "-a" "23cd81cbb38b458f75bcdc52413a7e6210a24dd55e90da9e8d430df779dafacd", kill_on_drop: false }`
[INFO] [stderr]    Compiling str-queue v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "23cd81cbb38b458f75bcdc52413a7e6210a24dd55e90da9e8d430df779dafacd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23cd81cbb38b458f75bcdc52413a7e6210a24dd55e90da9e8d430df779dafacd", kill_on_drop: false }`
[INFO] [stdout] 23cd81cbb38b458f75bcdc52413a7e6210a24dd55e90da9e8d430df779dafacd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f78b536f9eb33600cb80fdd448ca2d87ecdd57a70e4cd368da634c024e8c26a0
[INFO] running `Command { std: "docker" "start" "-a" "f78b536f9eb33600cb80fdd448ca2d87ecdd57a70e4cd368da634c024e8c26a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling str-queue v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "f78b536f9eb33600cb80fdd448ca2d87ecdd57a70e4cd368da634c024e8c26a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f78b536f9eb33600cb80fdd448ca2d87ecdd57a70e4cd368da634c024e8c26a0", kill_on_drop: false }`
[INFO] [stdout] f78b536f9eb33600cb80fdd448ca2d87ecdd57a70e4cd368da634c024e8c26a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dd236d082fb0a6a461181c7db1ebd57bd22e01caa30d5326cf241d0d0fb149d4
[INFO] running `Command { std: "docker" "start" "-a" "dd236d082fb0a6a461181c7db1ebd57bd22e01caa30d5326cf241d0d0fb149d4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/str_queue-a5901834d301af30)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test iter::chars::tests::consistency_with_std_from_utf8_lossy ... 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] [stderr]    Doc-tests str-queue
[INFO] [stdout] 
[INFO] [stdout] running 78 tests
[INFO] [stdout] test src/lib.rs - (line 176) ... ok
[INFO] [stdout] test src/lib.rs - StrQueue::is_empty (line 457) ... ok
[INFO] [stdout] test src/lib.rs - (line 92) ... ok
[INFO] [stdout] test src/lib.rs - (line 108) ... ok
[INFO] [stdout] test src/lib.rs - (line 140) ... ok
[INFO] [stdout] test src/lib.rs - (line 120) ... ok
[INFO] [stdout] test src/lib.rs - (line 213) ... ok
[INFO] [stdout] test src/lib.rs - (line 202) ... ok
[INFO] [stdout] test src/lib.rs - StrQueue::is_complete (line 535) ... ok
[INFO] [stdout] test src/lib.rs - StrQueue::first_char (line 964) ... ok
[INFO] [stdout] test src/lib.rs - StrQueue::display (line 1253) ... ok
[INFO] [stdout] test src/lib.rs - (line 165) ... ok
[INFO] [stdout] test src/lib.rs - StrQueue::is_empty_complete (line 510) ... ok
[INFO] [stdout] test src/lib.rs - StrQueue::fragments (line 1192) ... ok
[INFO] [stdout] test src/lib.rs - StrQueue::clear (line 555) ... ok
[INFO] [stdout] test src/lib.rs - StrQueue::capacity (line 372) ... ok
[INFO] [stdout] test src/lib.rs - (line 81) ... ok
[INFO] [stdout] test src/lib.rs - StrQueue::fragments (line 1130) ... ok
[INFO] [stdout] test src/lib.rs - (line 154) ... ok
[INFO] [stdout] test src/lib.rs - (line 273) ... ok
[INFO] [stdout] test src/lib.rs - StrQueue::chars (line 1066) ... ok
[INFO] [stdout] test src/lib.rs - StrQueue::len (line 441) ... ok
[INFO] [stdout] test src/lib.rs - StrQueue::fragments (line 1172) ... ok
[INFO] [stdout] test src/lib.rs - StrQueue::first_line (line 981) ... ok
[INFO] [stdout] test src/lib.rs - (line 230) ... ok
[INFO] [stdout] test src/lib.rs - StrQueue::into_chars (line 1012) ... ok
[INFO] [stdout] test src/lib.rs - StrQueue::fragments (line 1150) ... ok
[INFO] [stdout] test src/lib.rs - (line 74) ... ok
[INFO] [stdout] test src/lib.rs - (line 65) ... ok
[INFO] [stdout] test src/lib.rs - StrQueue::chars (line 1052) ... ok
[INFO] [stdout] test src/lib.rs - StrQueue::into_chars (line 1026) ... ok
[INFO] [stdout] test src/lib.rs - (line 253) ... ok
[INFO] [stdout] test src/lib.rs - StrQueue::len_complete (line 476) ... ok
[INFO] [stdout] test src/lib.rs - StrQueue::len_incomplete (line 492) ... ok
[INFO] [stdout] test src/lib.rs - StrQueue::pop_char (line 783) ... ok
[INFO] [stdout] test src/lib.rs - StrQueue::range_chars (line 1101) ... ok
[INFO] [stdout] test src/lib.rs - StrQueue::pop_char (line 797) ... ok
[INFO] [stdout] test src/lib.rs - StrQueue::range_fragments (line 1226) ... ok
[INFO] [stdout] test src/lib.rs - StrQueue::pop_fragment (line 882) ... ok
[INFO] [stdout] test src/lib.rs - StrQueue::pop_char_replaced (line 820) ... ok
[INFO] [stdout] test src/range/bytes.rs - range::bytes::BytesRange::clear (line 172) ... ok
[INFO] [stdout] test src/range/chars.rs - range::chars::CharsRange::cmp (line 979) ... ok
[INFO] [stdout] test src/lib.rs - StrQueue::new (line 334) ... ok
[INFO] [stdout] test src/lib.rs - StrQueue::push_char (line 624) ... ok
[INFO] [stdout] test src/lib.rs - StrQueue::push_bytes (line 649) ... ok
[INFO] [stdout] test src/lib.rs - StrQueue::pop_line (line 852) ... ok
[INFO] [stdout] test src/range/chars.rs - range::chars::CharsRange::chars (line 665) ... ok
[INFO] [stdout] test src/lib.rs - StrQueue::push_str (line 600) ... ok
[INFO] [stdout] test src/range/chars.rs - range::chars::CharsRange::cmp_self (line 740) ... ok
[INFO] [stdout] test src/range/chars.rs - range::chars::CharsRange::eq (line 879) ... ok
[INFO] [stdout] test src/range/bytes.rs - range::bytes::BytesRange::pop (line 213) ... ok
[INFO] [stdout] test src/range/chars.rs - range::chars::CharsRange::first_line (line 589) ... ok
[INFO] [stdout] test src/range/chars.rs - range::chars::CharsRange::cmp_self (line 760) ... ok
[INFO] [stdout] test src/range/chars.rs - range::chars::CharsRange::len_complete (line 198) ... ok
[INFO] [stdout] test src/lib.rs - StrQueue::with_capacity (line 349) ... ok
[INFO] [stdout] test src/lib.rs - StrQueue::trim_last_incomplete_char (line 579) ... ok
[INFO] [stdout] test src/range/chars.rs - range::chars::CharsRange::fragments (line 690) ... ok
[INFO] [stdout] test src/range/chars.rs - range::chars::CharsRange::clear (line 314) ... ok
[INFO] [stdout] test src/range/chars.rs - range::chars::CharsRange::cmp_str (line 807) ... ok
[INFO] [stdout] test src/range/chars.rs - range::chars::CharsRange::is_empty_complete (line 241) ... ok
[INFO] [stdout] test src/range/chars.rs - range::chars::CharsRange::cmp (line 999) ... ok
[INFO] [stdout] test src/range/chars.rs - range::chars::CharsRange::len (line 162) ... ok
[INFO] [stdout] test src/range/chars.rs - range::chars::CharsRange::first_char (line 560) ... ok
[INFO] [stdout] test src/range/chars.rs - range::chars::CharsRange::is_complete (line 264) ... ok
[INFO] [stdout] test src/range/chars.rs - range::chars::CharsRange::is_empty (line 179) ... ok
[INFO] [stdout] test src/range/chars.rs - range::chars::CharsRange::len_incomplete (line 214) ... ok
[INFO] [stdout] test src/range/chars.rs - range::chars::CharsRange::partial_cmp (line 913) ... ok
[INFO] [stdout] test src/range/chars.rs - range::chars::CharsRange::partial_cmp (line 1051) ... ok
[INFO] [stdout] test src/range/chars.rs - range::chars::CharsRange::first_line (line 612) ... ok
[INFO] [stdout] test src/range/chars.rs - range::chars::CharsRange::pop_char (line 397) ... ok
[INFO] [stdout] test src/range/chars.rs - range::chars::CharsRange::to_complete (line 131) ... ok
[INFO] [stdout] test src/range/chars.rs - range::chars::CharsRange::partial_cmp (line 933) ... ok
[INFO] [stdout] test src/range/chars.rs - range::chars::CharsRange::pop_char (line 382) ... ok
[INFO] [stdout] test src/range/chars.rs - range::chars::CharsRange::range (line 101) ... ok
[INFO] [stdout] test src/range/chars.rs - range::chars::CharsRange::trim_last_incomplete_char (line 341) ... ok
[INFO] [stdout] test src/range/chars.rs - range::chars::CharsRange::pop_char_replaced (line 418) ... ok
[INFO] [stdout] test src/range/chars.rs - range::chars::CharsRange::pop_line (line 470) ... ok
[INFO] [stdout] test src/range/chars.rs - range::chars::CharsRange::pop_fragment (line 501) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 78 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.44s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dd236d082fb0a6a461181c7db1ebd57bd22e01caa30d5326cf241d0d0fb149d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd236d082fb0a6a461181c7db1ebd57bd22e01caa30d5326cf241d0d0fb149d4", kill_on_drop: false }`
[INFO] [stdout] dd236d082fb0a6a461181c7db1ebd57bd22e01caa30d5326cf241d0d0fb149d4