[INFO] fetching crate variance 0.1.3...
[INFO] testing variance-0.1.3 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate variance 0.1.3 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate variance 0.1.3 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate variance 0.1.3
[INFO] finished tweaking crates.io crate variance 0.1.3
[INFO] tweaked toml for crates.io crate variance 0.1.3 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a452af8a1e6f5fefac0640a59d5589eb20c72144cb2a9389d0e9bae3d24d666
[INFO] running `Command { std: "docker" "start" "-a" "9a452af8a1e6f5fefac0640a59d5589eb20c72144cb2a9389d0e9bae3d24d666", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a452af8a1e6f5fefac0640a59d5589eb20c72144cb2a9389d0e9bae3d24d666", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a452af8a1e6f5fefac0640a59d5589eb20c72144cb2a9389d0e9bae3d24d666", kill_on_drop: false }`
[INFO] [stdout] 9a452af8a1e6f5fefac0640a59d5589eb20c72144cb2a9389d0e9bae3d24d666
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32056ef1f397b90c8288c597919ba6adaac541187f5a7f6e4b8ec0f680943a3a
[INFO] running `Command { std: "docker" "start" "-a" "32056ef1f397b90c8288c597919ba6adaac541187f5a7f6e4b8ec0f680943a3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling variance v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "32056ef1f397b90c8288c597919ba6adaac541187f5a7f6e4b8ec0f680943a3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32056ef1f397b90c8288c597919ba6adaac541187f5a7f6e4b8ec0f680943a3a", kill_on_drop: false }`
[INFO] [stdout] 32056ef1f397b90c8288c597919ba6adaac541187f5a7f6e4b8ec0f680943a3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6878d12d64f0f20bd68dd8257fe6922235f45c3409cf07dc89fb13b0a39987da
[INFO] running `Command { std: "docker" "start" "-a" "6878d12d64f0f20bd68dd8257fe6922235f45c3409cf07dc89fb13b0a39987da", kill_on_drop: false }`
[INFO] [stderr]    Compiling variance v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "6878d12d64f0f20bd68dd8257fe6922235f45c3409cf07dc89fb13b0a39987da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6878d12d64f0f20bd68dd8257fe6922235f45c3409cf07dc89fb13b0a39987da", kill_on_drop: false }`
[INFO] [stdout] 6878d12d64f0f20bd68dd8257fe6922235f45c3409cf07dc89fb13b0a39987da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0b818e836415bb2da1d263747f608d2445c0f2319e71dbe31d90125c3d206ce8
[INFO] running `Command { std: "docker" "start" "-a" "0b818e836415bb2da1d263747f608d2445c0f2319e71dbe31d90125c3d206ce8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/variance-97c940f62781f5a3)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests variance
[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] [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" "0b818e836415bb2da1d263747f608d2445c0f2319e71dbe31d90125c3d206ce8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b818e836415bb2da1d263747f608d2445c0f2319e71dbe31d90125c3d206ce8", kill_on_drop: false }`
[INFO] [stdout] 0b818e836415bb2da1d263747f608d2445c0f2319e71dbe31d90125c3d206ce8