[INFO] fetching crate utf8-chars 1.0.2...
[INFO] testing utf8-chars-1.0.2 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate utf8-chars 1.0.2 into /workspace/builds/worker-22/source
[INFO] validating manifest of crates.io crate utf8-chars 1.0.2 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate utf8-chars 1.0.2
[INFO] finished tweaking crates.io crate utf8-chars 1.0.2
[INFO] tweaked toml for crates.io crate utf8-chars 1.0.2 written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d81fa3c4a39b19313647ca35145351b2ec351be35ce7b6aa4ef7a935aadf69e
[INFO] running `Command { std: "docker" "start" "-a" "5d81fa3c4a39b19313647ca35145351b2ec351be35ce7b6aa4ef7a935aadf69e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d81fa3c4a39b19313647ca35145351b2ec351be35ce7b6aa4ef7a935aadf69e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d81fa3c4a39b19313647ca35145351b2ec351be35ce7b6aa4ef7a935aadf69e", kill_on_drop: false }`
[INFO] [stdout] 5d81fa3c4a39b19313647ca35145351b2ec351be35ce7b6aa4ef7a935aadf69e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93e17ac0110c7e75fcb37556d451fe2ef97501d563aba3187a8fd40aa6c06ff7
[INFO] running `Command { std: "docker" "start" "-a" "93e17ac0110c7e75fcb37556d451fe2ef97501d563aba3187a8fd40aa6c06ff7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling utf8-chars v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "93e17ac0110c7e75fcb37556d451fe2ef97501d563aba3187a8fd40aa6c06ff7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93e17ac0110c7e75fcb37556d451fe2ef97501d563aba3187a8fd40aa6c06ff7", kill_on_drop: false }`
[INFO] [stdout] 93e17ac0110c7e75fcb37556d451fe2ef97501d563aba3187a8fd40aa6c06ff7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4791449b6acffd4e2be73441eb9e988c4ed93033f1cb3865ee73443929729186
[INFO] running `Command { std: "docker" "start" "-a" "4791449b6acffd4e2be73441eb9e988c4ed93033f1cb3865ee73443929729186", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling quickcheck_macros v0.9.1
[INFO] [stderr]    Compiling utf8-chars v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.39s
[INFO] running `Command { std: "docker" "inspect" "4791449b6acffd4e2be73441eb9e988c4ed93033f1cb3865ee73443929729186", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4791449b6acffd4e2be73441eb9e988c4ed93033f1cb3865ee73443929729186", kill_on_drop: false }`
[INFO] [stdout] 4791449b6acffd4e2be73441eb9e988c4ed93033f1cb3865ee73443929729186
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5e6a8e9122567e974a648a1a54084afc09895d4b7837379a8ee9392a90896512
[INFO] running `Command { std: "docker" "start" "-a" "5e6a8e9122567e974a648a1a54084afc09895d4b7837379a8ee9392a90896512", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/utf8_chars-caae54ebeb6db05f)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test tests::read_io_incomplete_threebyte ... ok
[INFO] [stdout] test tests::do_not_take_extra_bytes ... ok
[INFO] [stdout] test tests::read_invalid_sequences ... ok
[INFO] [stdout] test tests::edgecase_three_four_bytes ... ok
[INFO] [stdout] test tests::edgecase_two_three_bytes ... ok
[INFO] [stdout] test tests::edgecase_one_two_bytes ... ok
[INFO] [stdout] test tests::edgecase_four_bytes_max ... 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_value_out_of_range ... ok
[INFO] [stdout] test tests::read_valid_unicode ... ok
[INFO] [stderr]    Doc-tests utf8-chars
[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; finished in 0.03s
[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" "5e6a8e9122567e974a648a1a54084afc09895d4b7837379a8ee9392a90896512", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e6a8e9122567e974a648a1a54084afc09895d4b7837379a8ee9392a90896512", kill_on_drop: false }`
[INFO] [stdout] 5e6a8e9122567e974a648a1a54084afc09895d4b7837379a8ee9392a90896512