[INFO] fetching crate floread 0.0.0...
[INFO] testing floread-0.0.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate floread 0.0.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate floread 0.0.0
[INFO] finished tweaking crates.io crate floread 0.0.0
[INFO] tweaked toml for crates.io crate floread 0.0.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate floread 0.0.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate floread 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2084a3496f039ad902e182db7c749d922c620aa6c3bfbedea5aec05f75b8f932
[INFO] running `Command { std: "docker" "start" "-a" "2084a3496f039ad902e182db7c749d922c620aa6c3bfbedea5aec05f75b8f932", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2084a3496f039ad902e182db7c749d922c620aa6c3bfbedea5aec05f75b8f932", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2084a3496f039ad902e182db7c749d922c620aa6c3bfbedea5aec05f75b8f932", kill_on_drop: false }`
[INFO] [stdout] 2084a3496f039ad902e182db7c749d922c620aa6c3bfbedea5aec05f75b8f932
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3b8a7dd3ee82e7c39f02286cdfaf7a6ef632faf7b1ef82d47fb8bfcaa8f63d5
[INFO] running `Command { std: "docker" "start" "-a" "f3b8a7dd3ee82e7c39f02286cdfaf7a6ef632faf7b1ef82d47fb8bfcaa8f63d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling floread v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "f3b8a7dd3ee82e7c39f02286cdfaf7a6ef632faf7b1ef82d47fb8bfcaa8f63d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3b8a7dd3ee82e7c39f02286cdfaf7a6ef632faf7b1ef82d47fb8bfcaa8f63d5", kill_on_drop: false }`
[INFO] [stdout] f3b8a7dd3ee82e7c39f02286cdfaf7a6ef632faf7b1ef82d47fb8bfcaa8f63d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9f3471fe7c2286f2f55fc626ebaf88e2fb95b4d826b45561621a8bdbec3203d
[INFO] running `Command { std: "docker" "start" "-a" "d9f3471fe7c2286f2f55fc626ebaf88e2fb95b4d826b45561621a8bdbec3203d", kill_on_drop: false }`
[INFO] [stderr]    Compiling floread v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "d9f3471fe7c2286f2f55fc626ebaf88e2fb95b4d826b45561621a8bdbec3203d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9f3471fe7c2286f2f55fc626ebaf88e2fb95b4d826b45561621a8bdbec3203d", kill_on_drop: false }`
[INFO] [stdout] d9f3471fe7c2286f2f55fc626ebaf88e2fb95b4d826b45561621a8bdbec3203d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f844edef257efb6f3b683a283262aa99868c7d08bfee1886809da2a2c4727790
[INFO] running `Command { std: "docker" "start" "-a" "f844edef257efb6f3b683a283262aa99868c7d08bfee1886809da2a2c4727790", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/floread-887d0e1640f9a4d8)
[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" "f844edef257efb6f3b683a283262aa99868c7d08bfee1886809da2a2c4727790", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f844edef257efb6f3b683a283262aa99868c7d08bfee1886809da2a2c4727790", kill_on_drop: false }`
[INFO] [stdout] f844edef257efb6f3b683a283262aa99868c7d08bfee1886809da2a2c4727790