[INFO] crate utf8-chars 0.1.4 is already in cache
[INFO] testing utf8-chars-0.1.4 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] extracting crate utf8-chars 0.1.4 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate utf8-chars 0.1.4 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate utf8-chars 0.1.4
[INFO] finished tweaking crates.io crate utf8-chars 0.1.4
[INFO] tweaked toml for crates.io crate utf8-chars 0.1.4 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b389a42589b295b6b500bef96269c2cc69154322906500c4ef9ef70c8101fd93
[INFO] running `"docker" "start" "-a" "b389a42589b295b6b500bef96269c2cc69154322906500c4ef9ef70c8101fd93"`
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling utf8-chars v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `"docker" "inspect" "b389a42589b295b6b500bef96269c2cc69154322906500c4ef9ef70c8101fd93"`
[INFO] running `"docker" "rm" "-f" "b389a42589b295b6b500bef96269c2cc69154322906500c4ef9ef70c8101fd93"`
[INFO] [stdout] b389a42589b295b6b500bef96269c2cc69154322906500c4ef9ef70c8101fd93
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stdout] ec6c696e903b7f8e357a7efbb800fc214e725de668c61dab9d68a7ec04dd4554
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "ec6c696e903b7f8e357a7efbb800fc214e725de668c61dab9d68a7ec04dd4554"`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling quickcheck_macros v0.9.1
[INFO] [stderr]    Compiling utf8-chars v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 24.44s
[INFO] running `"docker" "inspect" "ec6c696e903b7f8e357a7efbb800fc214e725de668c61dab9d68a7ec04dd4554"`
[INFO] running `"docker" "rm" "-f" "ec6c696e903b7f8e357a7efbb800fc214e725de668c61dab9d68a7ec04dd4554"`
[INFO] [stdout] ec6c696e903b7f8e357a7efbb800fc214e725de668c61dab9d68a7ec04dd4554
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8af24fa204557f9b666c85bf5005201fdeabfa81086ecb74ad9ef755aa088a19
[INFO] running `"docker" "start" "-a" "8af24fa204557f9b666c85bf5005201fdeabfa81086ecb74ad9ef755aa088a19"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/utf8_chars-92f0547468043a26
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test tests::do_not_take_extra_bytes ... ok
[INFO] [stdout] test tests::edgecase_four_bytes_max ... ok
[INFO] [stdout] test tests::edgecase_three_four_bytes ... ok
[INFO] [stdout] test tests::edgecase_two_three_bytes ... ok
[INFO] [stdout] test tests::read_invalid_sequences ... ok
[INFO] [stdout] test tests::read_io_incomplete_threebyte ... ok
[INFO] [stdout] test tests::read_io_incomplete_twobyte ... ok
[INFO] [stdout] test tests::read_io_valid_unicode ... ok
[INFO] [stdout] test tests::read_io_value_out_of_range ... ok
[INFO] [stdout] test tests::read_surrogate ... ok
[INFO] [stdout] test tests::read_valid_unicode_from_dyn_read ... ok
[INFO] [stdout] test tests::read_valid_unicode ... ok
[INFO] [stdout] test tests::edgecase_one_two_bytes ... ok
[INFO] [stdout] test tests::read_value_out_of_range ... ok
[INFO] [stdout] test tests::read_array ... ok
[INFO] [stdout] test tests::read_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests utf8-chars
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "8af24fa204557f9b666c85bf5005201fdeabfa81086ecb74ad9ef755aa088a19"`
[INFO] running `"docker" "rm" "-f" "8af24fa204557f9b666c85bf5005201fdeabfa81086ecb74ad9ef755aa088a19"`
[INFO] [stdout] 8af24fa204557f9b666c85bf5005201fdeabfa81086ecb74ad9ef755aa088a19