[INFO] fetching crate mime-sniffer 0.1.3...
[INFO] testing mime-sniffer-0.1.3 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-2
[INFO] extracting crate mime-sniffer 0.1.3 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate mime-sniffer 0.1.3
[INFO] finished tweaking crates.io crate mime-sniffer 0.1.3
[INFO] tweaked toml for crates.io crate mime-sniffer 0.1.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mime-sniffer 0.1.3 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 35 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 419fec2d377de05ca74c83802e126d3706e4fd8b64b1637fdf00411af84f68c6
[INFO] running `Command { std: "docker" "start" "-a" "419fec2d377de05ca74c83802e126d3706e4fd8b64b1637fdf00411af84f68c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "419fec2d377de05ca74c83802e126d3706e4fd8b64b1637fdf00411af84f68c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "419fec2d377de05ca74c83802e126d3706e4fd8b64b1637fdf00411af84f68c6", kill_on_drop: false }`
[INFO] [stdout] 419fec2d377de05ca74c83802e126d3706e4fd8b64b1637fdf00411af84f68c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db4168606d647bc845ef2006438b739eb6c8e88290c6fd7b70aafa41eb92a211
[INFO] running `Command { std: "docker" "start" "-a" "db4168606d647bc845ef2006438b739eb6c8e88290c6fd7b70aafa41eb92a211", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling yoke v0.8.0
[INFO] [stderr]    Compiling zerotrie v0.2.2
[INFO] [stderr]    Compiling zerovec v0.11.4
[INFO] [stderr]    Compiling tinystr v0.8.1
[INFO] [stderr]    Compiling potential_utf v0.1.3
[INFO] [stderr]    Compiling icu_collections v2.0.0
[INFO] [stderr]    Compiling icu_locale_core v2.0.0
[INFO] [stderr]    Compiling icu_provider v2.0.0
[INFO] [stderr]    Compiling icu_properties v2.0.1
[INFO] [stderr]    Compiling icu_normalizer v2.0.0
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling mime-sniffer v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.64s
[INFO] running `Command { std: "docker" "inspect" "db4168606d647bc845ef2006438b739eb6c8e88290c6fd7b70aafa41eb92a211", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db4168606d647bc845ef2006438b739eb6c8e88290c6fd7b70aafa41eb92a211", kill_on_drop: false }`
[INFO] [stdout] db4168606d647bc845ef2006438b739eb6c8e88290c6fd7b70aafa41eb92a211
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c432f87f10e8611091f61f4a2133ffa67c866c8c13a68ad0af6e264c20acf99e
[INFO] running `Command { std: "docker" "start" "-a" "c432f87f10e8611091f61f4a2133ffa67c866c8c13a68ad0af6e264c20acf99e", kill_on_drop: false }`
[INFO] [stderr]    Compiling mime-sniffer v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "c432f87f10e8611091f61f4a2133ffa67c866c8c13a68ad0af6e264c20acf99e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c432f87f10e8611091f61f4a2133ffa67c866c8c13a68ad0af6e264c20acf99e", kill_on_drop: false }`
[INFO] [stdout] c432f87f10e8611091f61f4a2133ffa67c866c8c13a68ad0af6e264c20acf99e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ef0631168ed3edf94416e81ca94e9e6b9e88c1e4ca2175168f557c950b4ef9af
[INFO] running `Command { std: "docker" "start" "-a" "ef0631168ed3edf94416e81ca94e9e6b9e88c1e4ca2175168f557c950b4ef9af", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mime_sniffer-66b42f624794d637)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test api::tests::test_mime_type_sniffer ... ok
[INFO] [stdout] test magic::tests::test_invalid_office_docs ... ok
[INFO] [stdout] test api::tests::test_request_sniffer ... ok
[INFO] [stdout] test magic::tests::test_magic_mask ... ok
[INFO] [stdout] test magic::tests::test_magic_number ... ok
[INFO] [stdout] test magic::tests::test_sniff_for_magic_numbers ... ok
[INFO] [stdout] test magic::tests::test_sniff_for_office_docs ... ok
[INFO] [stdout] test magic::tests::test_sniff_mime_type_from_local_data ... ok
[INFO] [stdout] test magic::tests::test_sniff_xml ... ok
[INFO] [stdout] test magic::tests::test_unknown_mime_type ... ok
[INFO] [stdout] test magic::tests::test_sniff_binary ... ok
[INFO] [stdout] test magic::tests::test_magic_string ... ok
[INFO] [stdout] test magic::tests::test_sniff_for_html ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mime_sniffer
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 95) ... ok
[INFO] [stdout] test src/lib.rs - (line 89) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ef0631168ed3edf94416e81ca94e9e6b9e88c1e4ca2175168f557c950b4ef9af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef0631168ed3edf94416e81ca94e9e6b9e88c1e4ca2175168f557c950b4ef9af", kill_on_drop: false }`
[INFO] [stdout] ef0631168ed3edf94416e81ca94e9e6b9e88c1e4ca2175168f557c950b4ef9af