[INFO] fetching crate gather 0.0.0...
[INFO] testing gather-0.0.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate gather 0.0.0 into /workspace/builds/worker-100/source
[INFO] validating manifest of crates.io crate gather 0.0.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gather 0.0.0
[INFO] finished tweaking crates.io crate gather 0.0.0
[INFO] tweaked toml for crates.io crate gather 0.0.0 written to /workspace/builds/worker-100/source/Cargo.toml
[INFO] crate crates.io crate gather 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a48392e36a7492f261c6efaa274d88c1903b92d8f257c9bcd4b6f4ce74b1365
[INFO] running `Command { std: "docker" "start" "-a" "7a48392e36a7492f261c6efaa274d88c1903b92d8f257c9bcd4b6f4ce74b1365", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a48392e36a7492f261c6efaa274d88c1903b92d8f257c9bcd4b6f4ce74b1365", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a48392e36a7492f261c6efaa274d88c1903b92d8f257c9bcd4b6f4ce74b1365", kill_on_drop: false }`
[INFO] [stdout] 7a48392e36a7492f261c6efaa274d88c1903b92d8f257c9bcd4b6f4ce74b1365
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77bf1212ed72b8b906018c595e027aeff1e58ddb4a8bcdcdbe7e8e8b1e4dc56f
[INFO] running `Command { std: "docker" "start" "-a" "77bf1212ed72b8b906018c595e027aeff1e58ddb4a8bcdcdbe7e8e8b1e4dc56f", kill_on_drop: false }`
[INFO] [stderr]    Compiling gather v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "77bf1212ed72b8b906018c595e027aeff1e58ddb4a8bcdcdbe7e8e8b1e4dc56f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77bf1212ed72b8b906018c595e027aeff1e58ddb4a8bcdcdbe7e8e8b1e4dc56f", kill_on_drop: false }`
[INFO] [stdout] 77bf1212ed72b8b906018c595e027aeff1e58ddb4a8bcdcdbe7e8e8b1e4dc56f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1cd61faa815c26879a8b7f7efff3280f5c984f8fb854d07eb73343252833792
[INFO] running `Command { std: "docker" "start" "-a" "d1cd61faa815c26879a8b7f7efff3280f5c984f8fb854d07eb73343252833792", kill_on_drop: false }`
[INFO] [stderr]    Compiling gather v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `Command { std: "docker" "inspect" "d1cd61faa815c26879a8b7f7efff3280f5c984f8fb854d07eb73343252833792", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1cd61faa815c26879a8b7f7efff3280f5c984f8fb854d07eb73343252833792", kill_on_drop: false }`
[INFO] [stdout] d1cd61faa815c26879a8b7f7efff3280f5c984f8fb854d07eb73343252833792
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e60b2c02f4da3abffa0dc276aad88a77012dde576eeac39c31d08a9426b96f9d
[INFO] running `Command { std: "docker" "start" "-a" "e60b2c02f4da3abffa0dc276aad88a77012dde576eeac39c31d08a9426b96f9d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gather-e191b63f248cd5a0)
[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" "e60b2c02f4da3abffa0dc276aad88a77012dde576eeac39c31d08a9426b96f9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e60b2c02f4da3abffa0dc276aad88a77012dde576eeac39c31d08a9426b96f9d", kill_on_drop: false }`
[INFO] [stdout] e60b2c02f4da3abffa0dc276aad88a77012dde576eeac39c31d08a9426b96f9d