[INFO] fetching crate cuco 0.1.3...
[INFO] testing cuco-0.1.3 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate cuco 0.1.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate cuco 0.1.3 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cuco 0.1.3
[INFO] finished tweaking crates.io crate cuco 0.1.3
[INFO] tweaked toml for crates.io crate cuco 0.1.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate cuco 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ddce14e19394bb906edc376b4fb53f1f45c3c527d730b71a6f84a4ef73196a73
[INFO] running `Command { std: "docker" "start" "-a" "ddce14e19394bb906edc376b4fb53f1f45c3c527d730b71a6f84a4ef73196a73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddce14e19394bb906edc376b4fb53f1f45c3c527d730b71a6f84a4ef73196a73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddce14e19394bb906edc376b4fb53f1f45c3c527d730b71a6f84a4ef73196a73", kill_on_drop: false }`
[INFO] [stdout] ddce14e19394bb906edc376b4fb53f1f45c3c527d730b71a6f84a4ef73196a73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b80f30cfd5ae1f682c6efc27d51e6b78ab431687d567c5189a60e0d74d3c3f6f
[INFO] running `Command { std: "docker" "start" "-a" "b80f30cfd5ae1f682c6efc27d51e6b78ab431687d567c5189a60e0d74d3c3f6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling cuco v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "b80f30cfd5ae1f682c6efc27d51e6b78ab431687d567c5189a60e0d74d3c3f6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b80f30cfd5ae1f682c6efc27d51e6b78ab431687d567c5189a60e0d74d3c3f6f", kill_on_drop: false }`
[INFO] [stdout] b80f30cfd5ae1f682c6efc27d51e6b78ab431687d567c5189a60e0d74d3c3f6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 280c231352a1f113d5c1bbcec3ef1b97d58f441a1b0483dea898edf88b69d3a7
[INFO] running `Command { std: "docker" "start" "-a" "280c231352a1f113d5c1bbcec3ef1b97d58f441a1b0483dea898edf88b69d3a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling cuco v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "280c231352a1f113d5c1bbcec3ef1b97d58f441a1b0483dea898edf88b69d3a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "280c231352a1f113d5c1bbcec3ef1b97d58f441a1b0483dea898edf88b69d3a7", kill_on_drop: false }`
[INFO] [stdout] 280c231352a1f113d5c1bbcec3ef1b97d58f441a1b0483dea898edf88b69d3a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a1a5847a1486990c081a052320890f4620a491f66615c6826f632b6282f7ca12
[INFO] running `Command { std: "docker" "start" "-a" "a1a5847a1486990c081a052320890f4620a491f66615c6826f632b6282f7ca12", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cuco-cd2df1f49ac8c978)
[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" "a1a5847a1486990c081a052320890f4620a491f66615c6826f632b6282f7ca12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1a5847a1486990c081a052320890f4620a491f66615c6826f632b6282f7ca12", kill_on_drop: false }`
[INFO] [stdout] a1a5847a1486990c081a052320890f4620a491f66615c6826f632b6282f7ca12