[INFO] fetching crate xynthe-ambassadors 0.0.0...
[INFO] testing xynthe-ambassadors-0.0.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate xynthe-ambassadors 0.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate xynthe-ambassadors 0.0.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xynthe-ambassadors 0.0.0
[INFO] finished tweaking crates.io crate xynthe-ambassadors 0.0.0
[INFO] tweaked toml for crates.io crate xynthe-ambassadors 0.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate xynthe-ambassadors 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 439f30b8768e7cce382d4e81c2c248afd4c47fe4d744cca0bb91c20e0186fc85
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "439f30b8768e7cce382d4e81c2c248afd4c47fe4d744cca0bb91c20e0186fc85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "439f30b8768e7cce382d4e81c2c248afd4c47fe4d744cca0bb91c20e0186fc85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "439f30b8768e7cce382d4e81c2c248afd4c47fe4d744cca0bb91c20e0186fc85", kill_on_drop: false }`
[INFO] [stdout] 439f30b8768e7cce382d4e81c2c248afd4c47fe4d744cca0bb91c20e0186fc85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] da0f4cb8cc49d1baf99d3cfaa8a8bcb716520de44a0419cff6e87c11a544fdad
[INFO] running `Command { std: "docker" "start" "-a" "da0f4cb8cc49d1baf99d3cfaa8a8bcb716520de44a0419cff6e87c11a544fdad", kill_on_drop: false }`
[INFO] [stderr]    Compiling xynthe-ambassadors v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "da0f4cb8cc49d1baf99d3cfaa8a8bcb716520de44a0419cff6e87c11a544fdad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da0f4cb8cc49d1baf99d3cfaa8a8bcb716520de44a0419cff6e87c11a544fdad", kill_on_drop: false }`
[INFO] [stdout] da0f4cb8cc49d1baf99d3cfaa8a8bcb716520de44a0419cff6e87c11a544fdad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a877f8512da255418c623b6b3e92a6f28248a9f78d13f2c39e361bfd64225a6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0a877f8512da255418c623b6b3e92a6f28248a9f78d13f2c39e361bfd64225a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling xynthe-ambassadors v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "0a877f8512da255418c623b6b3e92a6f28248a9f78d13f2c39e361bfd64225a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a877f8512da255418c623b6b3e92a6f28248a9f78d13f2c39e361bfd64225a6", kill_on_drop: false }`
[INFO] [stdout] 0a877f8512da255418c623b6b3e92a6f28248a9f78d13f2c39e361bfd64225a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7617cb86a26c2e1e342eb4e7c766460ac84f3dc21ddcc23a2df17a07f33e8e61
[INFO] running `Command { std: "docker" "start" "-a" "7617cb86a26c2e1e342eb4e7c766460ac84f3dc21ddcc23a2df17a07f33e8e61", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/xynthe_ambassadors-6f48f889f41e2ea3)
[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" "7617cb86a26c2e1e342eb4e7c766460ac84f3dc21ddcc23a2df17a07f33e8e61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7617cb86a26c2e1e342eb4e7c766460ac84f3dc21ddcc23a2df17a07f33e8e61", kill_on_drop: false }`
[INFO] [stdout] 7617cb86a26c2e1e342eb4e7c766460ac84f3dc21ddcc23a2df17a07f33e8e61