[INFO] fetching crate language-tags 0.3.2...
[INFO] testing language-tags-0.3.2 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate language-tags 0.3.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate language-tags 0.3.2 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate language-tags 0.3.2
[INFO] finished tweaking crates.io crate language-tags 0.3.2
[INFO] tweaked toml for crates.io crate language-tags 0.3.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07e6d7940ece12bec8056030a3233d32c4a10381960eab9ad4ec6ec09b22bc94
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "07e6d7940ece12bec8056030a3233d32c4a10381960eab9ad4ec6ec09b22bc94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07e6d7940ece12bec8056030a3233d32c4a10381960eab9ad4ec6ec09b22bc94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07e6d7940ece12bec8056030a3233d32c4a10381960eab9ad4ec6ec09b22bc94", kill_on_drop: false }`
[INFO] [stdout] 07e6d7940ece12bec8056030a3233d32c4a10381960eab9ad4ec6ec09b22bc94
[INFO] running `Command { std: "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" "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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d74d0dac83d9b281b6b37a9155a64fd4c9115209cdb4435ec612063f2714c14
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7d74d0dac83d9b281b6b37a9155a64fd4c9115209cdb4435ec612063f2714c14", kill_on_drop: false }`
[INFO] [stderr]    Compiling language-tags v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.18s
[INFO] running `Command { std: "docker" "inspect" "7d74d0dac83d9b281b6b37a9155a64fd4c9115209cdb4435ec612063f2714c14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d74d0dac83d9b281b6b37a9155a64fd4c9115209cdb4435ec612063f2714c14", kill_on_drop: false }`
[INFO] [stdout] 7d74d0dac83d9b281b6b37a9155a64fd4c9115209cdb4435ec612063f2714c14
[INFO] running `Command { std: "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" "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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd09239c013768d609aa53da70b635ec67ebc2c6ec1b7e66ff3f4fb8dc985311
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cd09239c013768d609aa53da70b635ec67ebc2c6ec1b7e66ff3f4fb8dc985311", kill_on_drop: false }`
[INFO] [stderr]    Compiling language-tags v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `Command { std: "docker" "inspect" "cd09239c013768d609aa53da70b635ec67ebc2c6ec1b7e66ff3f4fb8dc985311", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd09239c013768d609aa53da70b635ec67ebc2c6ec1b7e66ff3f4fb8dc985311", kill_on_drop: false }`
[INFO] [stdout] cd09239c013768d609aa53da70b635ec67ebc2c6ec1b7e66ff3f4fb8dc985311
[INFO] running `Command { std: "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" "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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4ce344e7f75ac394826613ef690904781a0b7f3247b25e867ce618fa0f4a256f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4ce344e7f75ac394826613ef690904781a0b7f3247b25e867ce618fa0f4a256f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/language_tags-1cd0c8d79a6a4308)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-1855f73ded742611)
[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] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test test_canonicalize_fail ... ok
[INFO] [stdout] test test_cmp ... ok
[INFO] [stdout] test test_broken_tags ... ok
[INFO] [stdout] test test_extended_language ... ok
[INFO] [stdout] test test_extension ... ok
[INFO] [stdout] test test_formatting ... ok
[INFO] [stdout] test test_fmt ... ok
[INFO] [stdout] test test_invalid_tags ... ok
[INFO] [stdout] test test_canonicalize ... ok
[INFO] [stdout] test test_primary_language ... ok
[INFO] [stdout] test test_privateuse ... ok
[INFO] [stdout] test test_is_valid ... ok
[INFO] [stdout] test test_is_not_valid ... ok
[INFO] [stdout] test test_match ... ok
[INFO] [stdout] test test_script ... ok
[INFO] [stdout] test test_unicode ... ok
[INFO] [stdout] test test_random_bad_tags ... ok
[INFO] [stdout] test test_wellformed_tags ... ok
[INFO] [stdout] test test_random_good_tags ... ok
[INFO] [stdout] test test_region ... ok
[INFO] [stdout] test test_valid_tags ... ok
[INFO] [stdout] test test_variant ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests language-tags
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test src/lib.rs - LanguageTag::matches (line 627) ... ok
[INFO] [stdout] test src/lib.rs - LanguageTag::private_use (line 271) ... ok
[INFO] [stdout] test src/lib.rs - (line 27) ... ok
[INFO] [stdout] test src/lib.rs - LanguageTag::parse (line 310) ... ok
[INFO] [stdout] test src/lib.rs - LanguageTag::extended_language_subtags (line 145) ... ok
[INFO] [stdout] test src/lib.rs - LanguageTag::region (line 190) ... ok
[INFO] [stdout] test src/lib.rs - LanguageTag::primary_language (line 111) ... ok
[INFO] [stdout] test src/lib.rs - LanguageTag::extended_language (line 126) ... ok
[INFO] [stdout] test src/lib.rs - LanguageTag::variant (line 207) ... ok
[INFO] [stdout] test src/lib.rs - (line 36) ... ok
[INFO] [stdout] test src/lib.rs - LanguageTag::script (line 172) ... ok
[INFO] [stdout] test src/lib.rs - LanguageTag::full_language (line 159) ... ok
[INFO] [stdout] test src/lib.rs - LanguageTag::extension (line 237) ... ok
[INFO] [stdout] test src/lib.rs - LanguageTag::extension_subtags (line 254) ... ok
[INFO] [stdout] test src/lib.rs - (line 53) ... ok
[INFO] [stdout] test src/lib.rs - LanguageTag::private_use_subtags (line 290) ... ok
[INFO] [stdout] test src/lib.rs - LanguageTag::variant_subtags (line 224) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.56s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4ce344e7f75ac394826613ef690904781a0b7f3247b25e867ce618fa0f4a256f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ce344e7f75ac394826613ef690904781a0b7f3247b25e867ce618fa0f4a256f", kill_on_drop: false }`
[INFO] [stdout] 4ce344e7f75ac394826613ef690904781a0b7f3247b25e867ce618fa0f4a256f