[INFO] fetching crate filemagic 0.12.3...
[INFO] testing filemagic-0.12.3 against 1.54.0 for beta-1.55-1
[INFO] extracting crate filemagic 0.12.3 into /workspace/builds/worker-73/source
[INFO] validating manifest of crates.io crate filemagic 0.12.3 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate filemagic 0.12.3
[INFO] finished tweaking crates.io crate filemagic 0.12.3
[INFO] tweaked toml for crates.io crate filemagic 0.12.3 written to /workspace/builds/worker-73/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9fa13df5e846e43d60e4f6cbf1c97fd52f2864d5df7e9163956935b5aa26f3d
[INFO] running `Command { std: "docker" "start" "-a" "e9fa13df5e846e43d60e4f6cbf1c97fd52f2864d5df7e9163956935b5aa26f3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9fa13df5e846e43d60e4f6cbf1c97fd52f2864d5df7e9163956935b5aa26f3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9fa13df5e846e43d60e4f6cbf1c97fd52f2864d5df7e9163956935b5aa26f3d", kill_on_drop: false }`
[INFO] [stdout] e9fa13df5e846e43d60e4f6cbf1c97fd52f2864d5df7e9163956935b5aa26f3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 591f088ef05fd3619698fd832010b4233a0e8079d683fe26396ff98de5322298
[INFO] running `Command { std: "docker" "start" "-a" "591f088ef05fd3619698fd832010b4233a0e8079d683fe26396ff98de5322298", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling filemagic v0.12.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "591f088ef05fd3619698fd832010b4233a0e8079d683fe26396ff98de5322298", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "591f088ef05fd3619698fd832010b4233a0e8079d683fe26396ff98de5322298", kill_on_drop: false }`
[INFO] [stdout] 591f088ef05fd3619698fd832010b4233a0e8079d683fe26396ff98de5322298
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c7a73d9fa7e0acf498b29bc517cd25046a0ee15bc69669fd1b5e353128620b6
[INFO] running `Command { std: "docker" "start" "-a" "6c7a73d9fa7e0acf498b29bc517cd25046a0ee15bc69669fd1b5e353128620b6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling filemagic v0.12.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 16.98s
[INFO] running `Command { std: "docker" "inspect" "6c7a73d9fa7e0acf498b29bc517cd25046a0ee15bc69669fd1b5e353128620b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c7a73d9fa7e0acf498b29bc517cd25046a0ee15bc69669fd1b5e353128620b6", kill_on_drop: false }`
[INFO] [stdout] 6c7a73d9fa7e0acf498b29bc517cd25046a0ee15bc69669fd1b5e353128620b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c56a531f35005c36e11e1ccbef8f5a9406753a3f43327e28609e6a384d87427d
[INFO] running `Command { std: "docker" "start" "-a" "c56a531f35005c36e11e1ccbef8f5a9406753a3f43327e28609e6a384d87427d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/filemagic-34fee0b828af6524)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::get_buffer_mime ... ok
[INFO] [stdout] test tests::load_one_db ... ok
[INFO] [stdout] test tests::get_file_mime ... ok
[INFO] [stdout] test tests::macro_load_one_db ... ok
[INFO] [stdout] test tests::macro_load_one_db_with_flags ... ok
[INFO] [stdout] test tests::load_default_db ... ok
[ERROR] error running command: stream did not contain valid UTF-8
[INFO] running `Command { std: "docker" "inspect" "c56a531f35005c36e11e1ccbef8f5a9406753a3f43327e28609e6a384d87427d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c56a531f35005c36e11e1ccbef8f5a9406753a3f43327e28609e6a384d87427d", kill_on_drop: false }`
[INFO] [stdout] c56a531f35005c36e11e1ccbef8f5a9406753a3f43327e28609e6a384d87427d
