[INFO] fetching crate new_mime_guess 3.0.0...
[INFO] testing new_mime_guess-3.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate new_mime_guess 3.0.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate new_mime_guess 3.0.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate new_mime_guess 3.0.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate new_mime_guess 3.0.0
[INFO] tweaked toml for crates.io crate new_mime_guess 3.0.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate new_mime_guess 3.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded phf_shared v0.9.0
[INFO] [stderr]   Downloaded phf v0.9.1
[INFO] [stderr]   Downloaded siphasher v0.3.6
[INFO] [stderr]   Downloaded phf_generator v0.9.1
[INFO] [stderr]   Downloaded phf_codegen v0.9.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 069b2b882bc08f89e9a8bd78db58f818387def20b133d874f727e5eb08d017cb
[INFO] running `Command { std: "docker" "start" "-a" "069b2b882bc08f89e9a8bd78db58f818387def20b133d874f727e5eb08d017cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "069b2b882bc08f89e9a8bd78db58f818387def20b133d874f727e5eb08d017cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "069b2b882bc08f89e9a8bd78db58f818387def20b133d874f727e5eb08d017cb", kill_on_drop: false }`
[INFO] [stdout] 069b2b882bc08f89e9a8bd78db58f818387def20b133d874f727e5eb08d017cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb42c3c9cea6fd6b28a4abda47dede4b628af8a5f81c231cd569b89fce7e210b
[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" "fb42c3c9cea6fd6b28a4abda47dede4b628af8a5f81c231cd569b89fce7e210b", kill_on_drop: false }`
[INFO] [stderr]    Compiling new_mime_guess v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.21s
[INFO] running `Command { std: "docker" "inspect" "fb42c3c9cea6fd6b28a4abda47dede4b628af8a5f81c231cd569b89fce7e210b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb42c3c9cea6fd6b28a4abda47dede4b628af8a5f81c231cd569b89fce7e210b", kill_on_drop: false }`
[INFO] [stdout] fb42c3c9cea6fd6b28a4abda47dede4b628af8a5f81c231cd569b89fce7e210b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2f7a25e8706d843aa9175166f31b00ca5bca78cffb641f10db4dabd88aaeaddf
[INFO] running `Command { std: "docker" "start" "-a" "2f7a25e8706d843aa9175166f31b00ca5bca78cffb641f10db4dabd88aaeaddf", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling criterion v0.3.4
[INFO] [stderr]    Compiling new_mime_guess v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 25.53s
[INFO] running `Command { std: "docker" "inspect" "2f7a25e8706d843aa9175166f31b00ca5bca78cffb641f10db4dabd88aaeaddf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f7a25e8706d843aa9175166f31b00ca5bca78cffb641f10db4dabd88aaeaddf", kill_on_drop: false }`
[INFO] [stdout] 2f7a25e8706d843aa9175166f31b00ca5bca78cffb641f10db4dabd88aaeaddf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c31926ea563a40ba585ad6c6fca316d621dfd7ddc162b0421294c84d5b4b5b4d
[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" "c31926ea563a40ba585ad6c6fca316d621dfd7ddc162b0421294c84d5b4b5b4d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/new_mime_guess-412a10cc94253bba)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::check_type_bounds ... ok
[INFO] [stdout] test tests::test_get_mime_extensions_str_no_panic_if_bad_mime ... ok
[INFO] [stdout] test tests::test_mime_type_guessing ... ok
[INFO] [stdout] test tests::test_are_extensions_sorted ... ok
[INFO] [stdout] test tests::test_mime_type_guessing_opt ... ok
[INFO] [stdout] test tests::test_are_extensions_ascii ... ok
[INFO] [stdout] test tests::test_are_mime_types_parseable ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests new_mime_guess
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/mime_types.rs - mime_types::MIME_TYPES (line 12) ... ignored
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.50s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c31926ea563a40ba585ad6c6fca316d621dfd7ddc162b0421294c84d5b4b5b4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c31926ea563a40ba585ad6c6fca316d621dfd7ddc162b0421294c84d5b4b5b4d", kill_on_drop: false }`
[INFO] [stdout] c31926ea563a40ba585ad6c6fca316d621dfd7ddc162b0421294c84d5b4b5b4d