[INFO] fetching crate costa 0.1.0...
[INFO] testing costa-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate costa 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate costa 0.1.0
[INFO] finished tweaking crates.io crate costa 0.1.0
[INFO] tweaked toml for crates.io crate costa 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate costa 0.1.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate costa 0.1.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b97851d4c4ec0ecbba290888dd77806597d441a2d5bac9e8d93bc649645ef5e2
[INFO] running `Command { std: "docker" "start" "-a" "b97851d4c4ec0ecbba290888dd77806597d441a2d5bac9e8d93bc649645ef5e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b97851d4c4ec0ecbba290888dd77806597d441a2d5bac9e8d93bc649645ef5e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b97851d4c4ec0ecbba290888dd77806597d441a2d5bac9e8d93bc649645ef5e2", kill_on_drop: false }`
[INFO] [stdout] b97851d4c4ec0ecbba290888dd77806597d441a2d5bac9e8d93bc649645ef5e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6c8a8ebd8890747b8528c0cf62fdc7d29c62e4b7c47a6b1ca8bfd766f1f1db8
[INFO] running `Command { std: "docker" "start" "-a" "a6c8a8ebd8890747b8528c0cf62fdc7d29c62e4b7c47a6b1ca8bfd766f1f1db8", kill_on_drop: false }`
[INFO] [stderr]    Compiling costa v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "a6c8a8ebd8890747b8528c0cf62fdc7d29c62e4b7c47a6b1ca8bfd766f1f1db8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6c8a8ebd8890747b8528c0cf62fdc7d29c62e4b7c47a6b1ca8bfd766f1f1db8", kill_on_drop: false }`
[INFO] [stdout] a6c8a8ebd8890747b8528c0cf62fdc7d29c62e4b7c47a6b1ca8bfd766f1f1db8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f18fc1a382626fba3abf40e93f55e502b387d5e2a7d852c82a4ee2892b6ca016
[INFO] running `Command { std: "docker" "start" "-a" "f18fc1a382626fba3abf40e93f55e502b387d5e2a7d852c82a4ee2892b6ca016", kill_on_drop: false }`
[INFO] [stderr]    Compiling costa v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "f18fc1a382626fba3abf40e93f55e502b387d5e2a7d852c82a4ee2892b6ca016", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f18fc1a382626fba3abf40e93f55e502b387d5e2a7d852c82a4ee2892b6ca016", kill_on_drop: false }`
[INFO] [stdout] f18fc1a382626fba3abf40e93f55e502b387d5e2a7d852c82a4ee2892b6ca016
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fcc1a9bb2227b2c28b8175fff0757364371e43e77b0346579410a24374f3948b
[INFO] running `Command { std: "docker" "start" "-a" "fcc1a9bb2227b2c28b8175fff0757364371e43e77b0346579410a24374f3948b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/costa-e7e16f98ed45dda0)
[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" "fcc1a9bb2227b2c28b8175fff0757364371e43e77b0346579410a24374f3948b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcc1a9bb2227b2c28b8175fff0757364371e43e77b0346579410a24374f3948b", kill_on_drop: false }`
[INFO] [stdout] fcc1a9bb2227b2c28b8175fff0757364371e43e77b0346579410a24374f3948b