[INFO] fetching crate tree_magic_db 3.0.0...
[INFO] testing tree_magic_db-3.0.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate tree_magic_db 3.0.0 into /workspace/builds/worker-107/source
[INFO] validating manifest of crates.io crate tree_magic_db 3.0.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tree_magic_db 3.0.0
[INFO] finished tweaking crates.io crate tree_magic_db 3.0.0
[INFO] tweaked toml for crates.io crate tree_magic_db 3.0.0 written to /workspace/builds/worker-107/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e013a1be3cd3bdf9d619589e2520b7c1a701fe49b2396d0fccc105d9181c4078
[INFO] running `Command { std: "docker" "start" "-a" "e013a1be3cd3bdf9d619589e2520b7c1a701fe49b2396d0fccc105d9181c4078", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e013a1be3cd3bdf9d619589e2520b7c1a701fe49b2396d0fccc105d9181c4078", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e013a1be3cd3bdf9d619589e2520b7c1a701fe49b2396d0fccc105d9181c4078", kill_on_drop: false }`
[INFO] [stdout] e013a1be3cd3bdf9d619589e2520b7c1a701fe49b2396d0fccc105d9181c4078
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc70d06e0cc9a806869941c1526fc5a2dd840fd2e0cdadab3c69bf092769a60f
[INFO] running `Command { std: "docker" "start" "-a" "bc70d06e0cc9a806869941c1526fc5a2dd840fd2e0cdadab3c69bf092769a60f", kill_on_drop: false }`
[INFO] [stderr]    Compiling tree_magic_db v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "bc70d06e0cc9a806869941c1526fc5a2dd840fd2e0cdadab3c69bf092769a60f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc70d06e0cc9a806869941c1526fc5a2dd840fd2e0cdadab3c69bf092769a60f", kill_on_drop: false }`
[INFO] [stdout] bc70d06e0cc9a806869941c1526fc5a2dd840fd2e0cdadab3c69bf092769a60f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9f0eb37a07a89ef484e64386d97fc585d50ec5cecda79c92d9c224d06397767
[INFO] running `Command { std: "docker" "start" "-a" "b9f0eb37a07a89ef484e64386d97fc585d50ec5cecda79c92d9c224d06397767", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tree_magic_db v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "b9f0eb37a07a89ef484e64386d97fc585d50ec5cecda79c92d9c224d06397767", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9f0eb37a07a89ef484e64386d97fc585d50ec5cecda79c92d9c224d06397767", kill_on_drop: false }`
[INFO] [stdout] b9f0eb37a07a89ef484e64386d97fc585d50ec5cecda79c92d9c224d06397767
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 59d68de2422c05c4f4ef465e5837b38e4321b3fefe03d7466c9baf60f7613d10
[INFO] running `Command { std: "docker" "start" "-a" "59d68de2422c05c4f4ef465e5837b38e4321b3fefe03d7466c9baf60f7613d10", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tree_magic_db-90514bcfe5b80077)
[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]    Doc-tests tree_magic_db
[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] running `Command { std: "docker" "inspect" "59d68de2422c05c4f4ef465e5837b38e4321b3fefe03d7466c9baf60f7613d10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59d68de2422c05c4f4ef465e5837b38e4321b3fefe03d7466c9baf60f7613d10", kill_on_drop: false }`
[INFO] [stdout] 59d68de2422c05c4f4ef465e5837b38e4321b3fefe03d7466c9baf60f7613d10