[INFO] fetching crate cur 0.5.0...
[INFO] testing cur-0.5.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate cur 0.5.0 into /workspace/builds/worker-51/source
[INFO] validating manifest of crates.io crate cur 0.5.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cur 0.5.0
[INFO] finished tweaking crates.io crate cur 0.5.0
[INFO] tweaked toml for crates.io crate cur 0.5.0 written to /workspace/builds/worker-51/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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" "+beta-2022-04-10" "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-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99eea178a456f79d9a4811de3049a5ed28ea5199b50462a03fba631a52924b59
[INFO] running `Command { std: "docker" "start" "-a" "99eea178a456f79d9a4811de3049a5ed28ea5199b50462a03fba631a52924b59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99eea178a456f79d9a4811de3049a5ed28ea5199b50462a03fba631a52924b59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99eea178a456f79d9a4811de3049a5ed28ea5199b50462a03fba631a52924b59", kill_on_drop: false }`
[INFO] [stdout] 99eea178a456f79d9a4811de3049a5ed28ea5199b50462a03fba631a52924b59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69adf6fc114a67d791482d834d4e5ab69ad8709879c4a956121cefcd43092ac4
[INFO] running `Command { std: "docker" "start" "-a" "69adf6fc114a67d791482d834d4e5ab69ad8709879c4a956121cefcd43092ac4", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling cur_macro v0.5.0
[INFO] [stderr]    Compiling cur v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.98s
[INFO] running `Command { std: "docker" "inspect" "69adf6fc114a67d791482d834d4e5ab69ad8709879c4a956121cefcd43092ac4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69adf6fc114a67d791482d834d4e5ab69ad8709879c4a956121cefcd43092ac4", kill_on_drop: false }`
[INFO] [stdout] 69adf6fc114a67d791482d834d4e5ab69ad8709879c4a956121cefcd43092ac4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3886170cdf0c75945b04df5b864e2838f377b21977bd1877d62138b2fc312d1
[INFO] running `Command { std: "docker" "start" "-a" "f3886170cdf0c75945b04df5b864e2838f377b21977bd1877d62138b2fc312d1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling cur_macro v0.5.0
[INFO] [stderr]    Compiling test-log v0.2.10
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling cur v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.63s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/cur-ef1b7554ca9fb494)
[INFO] [stderr]   Executable tests/is_clear.rs (/opt/rustwide/target/debug/deps/is_clear-2b8974af1189b828)
[INFO] [stderr]   Executable tests/marks.rs (/opt/rustwide/target/debug/deps/marks-9946ae0071e1f5d2)
[INFO] running `Command { std: "docker" "inspect" "f3886170cdf0c75945b04df5b864e2838f377b21977bd1877d62138b2fc312d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3886170cdf0c75945b04df5b864e2838f377b21977bd1877d62138b2fc312d1", kill_on_drop: false }`
[INFO] [stdout] f3886170cdf0c75945b04df5b864e2838f377b21977bd1877d62138b2fc312d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8fc5ee9149eb4777b8f4163337078c658990590da9ca661913d7be3fecaac0a9
[INFO] running `Command { std: "docker" "start" "-a" "8fc5ee9149eb4777b8f4163337078c658990590da9ca661913d7be3fecaac0a9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cur-ef1b7554ca9fb494)
[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] [stderr]      Running tests/is_clear.rs (/opt/rustwide/target/debug/deps/is_clear-2b8974af1189b828)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test empty_sequence ... ok
[INFO] [stdout] test char ... ok
[INFO] [stdout] test range ... ok
[INFO] [stdout] test sequence_any_repetition_and_repeat ... ok
[INFO] [stdout] test repetition ... ok
[INFO] [stdout] test sequence_of_chars ... ok
[INFO] [stdout] test union_sequences ... ok
[INFO] [stdout] test union_with_repetition ... ok
[INFO] [stdout] test union_of_chars ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/marks.rs (/opt/rustwide/target/debug/deps/marks-9946ae0071e1f5d2)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test empty ... ok
[INFO] [stdout] test range ... ok
[INFO] [stdout] test char ... ok
[INFO] [stdout] test sequence_of_chars ... ok
[INFO] [stdout] test repetition ... ok
[INFO] [stdout] test sequence_repetition_and_repeat ... ok
[INFO] [stdout] test union_sequences ... ok
[INFO] [stdout] test union_of_chars ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cur
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.41s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8fc5ee9149eb4777b8f4163337078c658990590da9ca661913d7be3fecaac0a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fc5ee9149eb4777b8f4163337078c658990590da9ca661913d7be3fecaac0a9", kill_on_drop: false }`
[INFO] [stdout] 8fc5ee9149eb4777b8f4163337078c658990590da9ca661913d7be3fecaac0a9