[INFO] fetching crate nominal 0.0.0...
[INFO] testing nominal-0.0.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate nominal 0.0.0 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate nominal 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 nominal 0.0.0
[INFO] finished tweaking crates.io crate nominal 0.0.0
[INFO] tweaked toml for crates.io crate nominal 0.0.0 written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate crates.io crate nominal 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] [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-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 1b991cc6b4069a6dcc4580f4453df7b01497d78a94149af401288b8ee8fb2eca
[INFO] running `Command { std: "docker" "start" "-a" "1b991cc6b4069a6dcc4580f4453df7b01497d78a94149af401288b8ee8fb2eca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b991cc6b4069a6dcc4580f4453df7b01497d78a94149af401288b8ee8fb2eca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b991cc6b4069a6dcc4580f4453df7b01497d78a94149af401288b8ee8fb2eca", kill_on_drop: false }`
[INFO] [stdout] 1b991cc6b4069a6dcc4580f4453df7b01497d78a94149af401288b8ee8fb2eca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 3a17a19a33868c9ffcf6e98b07d24635395cb8cf136fe36553368edff14b55b9
[INFO] running `Command { std: "docker" "start" "-a" "3a17a19a33868c9ffcf6e98b07d24635395cb8cf136fe36553368edff14b55b9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling nominal v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "3a17a19a33868c9ffcf6e98b07d24635395cb8cf136fe36553368edff14b55b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a17a19a33868c9ffcf6e98b07d24635395cb8cf136fe36553368edff14b55b9", kill_on_drop: false }`
[INFO] [stdout] 3a17a19a33868c9ffcf6e98b07d24635395cb8cf136fe36553368edff14b55b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] bfb3d477063e5b63ccc17065b90e4e4207a9c60fed41def5b66bf211c59ccc0b
[INFO] running `Command { std: "docker" "start" "-a" "bfb3d477063e5b63ccc17065b90e4e4207a9c60fed41def5b66bf211c59ccc0b", kill_on_drop: false }`
[INFO] [stderr]    Compiling nominal v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "bfb3d477063e5b63ccc17065b90e4e4207a9c60fed41def5b66bf211c59ccc0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfb3d477063e5b63ccc17065b90e4e4207a9c60fed41def5b66bf211c59ccc0b", kill_on_drop: false }`
[INFO] [stdout] bfb3d477063e5b63ccc17065b90e4e4207a9c60fed41def5b66bf211c59ccc0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 568fa3031277411eeb045d3f3a34841958e8e7aafa81d25226ba0b37071a9e73
[INFO] running `Command { std: "docker" "start" "-a" "568fa3031277411eeb045d3f3a34841958e8e7aafa81d25226ba0b37071a9e73", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nominal-0a347dce16c0dbba)
[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" "568fa3031277411eeb045d3f3a34841958e8e7aafa81d25226ba0b37071a9e73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "568fa3031277411eeb045d3f3a34841958e8e7aafa81d25226ba0b37071a9e73", kill_on_drop: false }`
[INFO] [stdout] 568fa3031277411eeb045d3f3a34841958e8e7aafa81d25226ba0b37071a9e73