[INFO] fetching crate potoo 0.0.0...
[INFO] testing potoo-0.0.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate potoo 0.0.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate potoo 0.0.0
[INFO] finished tweaking crates.io crate potoo 0.0.0
[INFO] tweaked toml for crates.io crate potoo 0.0.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate potoo 0.0.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate potoo 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a058f81ec8138147b0460df9ccb9a01633a3a5e9f100b73219ea669f72388a33
[INFO] running `Command { std: "docker" "start" "-a" "a058f81ec8138147b0460df9ccb9a01633a3a5e9f100b73219ea669f72388a33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a058f81ec8138147b0460df9ccb9a01633a3a5e9f100b73219ea669f72388a33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a058f81ec8138147b0460df9ccb9a01633a3a5e9f100b73219ea669f72388a33", kill_on_drop: false }`
[INFO] [stdout] a058f81ec8138147b0460df9ccb9a01633a3a5e9f100b73219ea669f72388a33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee2f96b876129c7a0d4ac76b7ef27cc04fadaeb4c1cb3081dcb1530515cb9302
[INFO] running `Command { std: "docker" "start" "-a" "ee2f96b876129c7a0d4ac76b7ef27cc04fadaeb4c1cb3081dcb1530515cb9302", kill_on_drop: false }`
[INFO] [stderr]    Compiling potoo v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "ee2f96b876129c7a0d4ac76b7ef27cc04fadaeb4c1cb3081dcb1530515cb9302", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee2f96b876129c7a0d4ac76b7ef27cc04fadaeb4c1cb3081dcb1530515cb9302", kill_on_drop: false }`
[INFO] [stdout] ee2f96b876129c7a0d4ac76b7ef27cc04fadaeb4c1cb3081dcb1530515cb9302
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08fd8a11ef3d7c44920c7caf14b48d3deb7a8d4534c374ab6e05ff77aca70e6c
[INFO] running `Command { std: "docker" "start" "-a" "08fd8a11ef3d7c44920c7caf14b48d3deb7a8d4534c374ab6e05ff77aca70e6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling potoo v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "08fd8a11ef3d7c44920c7caf14b48d3deb7a8d4534c374ab6e05ff77aca70e6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08fd8a11ef3d7c44920c7caf14b48d3deb7a8d4534c374ab6e05ff77aca70e6c", kill_on_drop: false }`
[INFO] [stdout] 08fd8a11ef3d7c44920c7caf14b48d3deb7a8d4534c374ab6e05ff77aca70e6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1a81f1102c8cac2e47bfad2e0b769de8bc9c84dfeb453742ce6ba739940cf862
[INFO] running `Command { std: "docker" "start" "-a" "1a81f1102c8cac2e47bfad2e0b769de8bc9c84dfeb453742ce6ba739940cf862", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/potoo-cae0cba0a36acecc)
[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" "1a81f1102c8cac2e47bfad2e0b769de8bc9c84dfeb453742ce6ba739940cf862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a81f1102c8cac2e47bfad2e0b769de8bc9c84dfeb453742ce6ba739940cf862", kill_on_drop: false }`
[INFO] [stdout] 1a81f1102c8cac2e47bfad2e0b769de8bc9c84dfeb453742ce6ba739940cf862