[INFO] fetching crate utf8-chars 3.0.7...
[INFO] testing utf8-chars-3.0.7 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate utf8-chars 3.0.7 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate utf8-chars 3.0.7
[INFO] finished tweaking crates.io crate utf8-chars 3.0.7
[INFO] tweaked toml for crates.io crate utf8-chars 3.0.7 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate utf8-chars 3.0.7 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate utf8-chars 3.0.7 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0eb788aa620526a84cf4f280c776df8d66f8382275e42e91616d7b1a1c22d142
[INFO] running `Command { std: "docker" "start" "-a" "0eb788aa620526a84cf4f280c776df8d66f8382275e42e91616d7b1a1c22d142", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0eb788aa620526a84cf4f280c776df8d66f8382275e42e91616d7b1a1c22d142", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0eb788aa620526a84cf4f280c776df8d66f8382275e42e91616d7b1a1c22d142", kill_on_drop: false }`
[INFO] [stdout] 0eb788aa620526a84cf4f280c776df8d66f8382275e42e91616d7b1a1c22d142
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e56c93adbdc07b4645456a164aa1080a604604109621e5b25ad76ba5bdf6122
[INFO] running `Command { std: "docker" "start" "-a" "7e56c93adbdc07b4645456a164aa1080a604604109621e5b25ad76ba5bdf6122", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling utf8-chars v3.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "7e56c93adbdc07b4645456a164aa1080a604604109621e5b25ad76ba5bdf6122", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e56c93adbdc07b4645456a164aa1080a604604109621e5b25ad76ba5bdf6122", kill_on_drop: false }`
[INFO] [stdout] 7e56c93adbdc07b4645456a164aa1080a604604109621e5b25ad76ba5bdf6122
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b708caa5d50196d407b043dc5e67919c9334c03f76da3b47fdc35cefc05948f
[INFO] running `Command { std: "docker" "start" "-a" "9b708caa5d50196d407b043dc5e67919c9334c03f76da3b47fdc35cefc05948f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling rand_core v0.10.1
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling cpufeatures v0.3.0
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling chacha20 v0.10.0
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rand v0.10.1
[INFO] [stderr]    Compiling quickcheck_macros v1.1.0
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stderr]    Compiling utf8-chars v3.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 14.30s
[INFO] running `Command { std: "docker" "inspect" "9b708caa5d50196d407b043dc5e67919c9334c03f76da3b47fdc35cefc05948f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b708caa5d50196d407b043dc5e67919c9334c03f76da3b47fdc35cefc05948f", kill_on_drop: false }`
[INFO] [stdout] 9b708caa5d50196d407b043dc5e67919c9334c03f76da3b47fdc35cefc05948f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f5231fa0f8d37f93465cc8cc75358d34d0c23fbde697f3a45e5af0edc4ceb344
[INFO] running `Command { std: "docker" "start" "-a" "f5231fa0f8d37f93465cc8cc75358d34d0c23fbde697f3a45e5af0edc4ceb344", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/utf8_chars-c658811a98943f35)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test tests::edgecase_one_two_bytes ... ok
[INFO] [stdout] test tests::edgecase_three_four_bytes ... ok
[INFO] [stdout] test tests::edgecase_two_three_bytes ... ok
[INFO] [stdout] test tests::edgecase_four_bytes_max ... ok
[INFO] [stdout] test tests::do_not_take_extra_bytes ... ok
[INFO] [stdout] test tests::read_io_incomplete_twobyte ... ok
[INFO] [stdout] test tests::read_io_value_out_of_range ... ok
[INFO] [stdout] test tests::read_io_valid_unicode ... ok
[INFO] [stdout] test tests::read_valid_unicode ... ok
[INFO] [stdout] test tests::read_value_out_of_range ... ok
[INFO] [stdout] test tests::read_valid_unicode_from_dyn_read ... ok
[INFO] [stdout] test tests::read_invalid_sequences ... ok
[INFO] [stdout] test tests::read_string ... ok
[INFO] [stdout] test tests::read_array ... ok
[INFO] [stdout] test tests::read_surrogate ... ok
[INFO] [stdout] test tests::read_io_incomplete_threebyte ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests utf8_chars
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - _DocTestReadme (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.54s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f5231fa0f8d37f93465cc8cc75358d34d0c23fbde697f3a45e5af0edc4ceb344", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5231fa0f8d37f93465cc8cc75358d34d0c23fbde697f3a45e5af0edc4ceb344", kill_on_drop: false }`
[INFO] [stdout] f5231fa0f8d37f93465cc8cc75358d34d0c23fbde697f3a45e5af0edc4ceb344
