[INFO] fetching crate resultit 0.1.0...
[INFO] testing resultit-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate resultit 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate resultit 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate resultit 0.1.0
[INFO] finished tweaking crates.io crate resultit 0.1.0
[INFO] tweaked toml for crates.io crate resultit 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", 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] a4ebc1fd8aa019ced232ef57a690ab8724e1c5fe2af9003a176854b47ff64266
[INFO] running `Command { std: "docker" "start" "-a" "a4ebc1fd8aa019ced232ef57a690ab8724e1c5fe2af9003a176854b47ff64266", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4ebc1fd8aa019ced232ef57a690ab8724e1c5fe2af9003a176854b47ff64266", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4ebc1fd8aa019ced232ef57a690ab8724e1c5fe2af9003a176854b47ff64266", kill_on_drop: false }`
[INFO] [stdout] a4ebc1fd8aa019ced232ef57a690ab8724e1c5fe2af9003a176854b47ff64266
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f81bc2ee8933f7633c9b9d1d1755c527e3e6f7f0b8c4a2e3f905289945e223d
[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" "8f81bc2ee8933f7633c9b9d1d1755c527e3e6f7f0b8c4a2e3f905289945e223d", kill_on_drop: false }`
[INFO] [stderr]    Compiling resultit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "8f81bc2ee8933f7633c9b9d1d1755c527e3e6f7f0b8c4a2e3f905289945e223d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f81bc2ee8933f7633c9b9d1d1755c527e3e6f7f0b8c4a2e3f905289945e223d", kill_on_drop: false }`
[INFO] [stdout] 8f81bc2ee8933f7633c9b9d1d1755c527e3e6f7f0b8c4a2e3f905289945e223d
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ded6491a533a765a71006a0593d26960f625c5511da6b669da6b69afc0b5da00
[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" "ded6491a533a765a71006a0593d26960f625c5511da6b669da6b69afc0b5da00", kill_on_drop: false }`
[INFO] [stderr]    Compiling resultit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "ded6491a533a765a71006a0593d26960f625c5511da6b669da6b69afc0b5da00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ded6491a533a765a71006a0593d26960f625c5511da6b669da6b69afc0b5da00", kill_on_drop: false }`
[INFO] [stdout] ded6491a533a765a71006a0593d26960f625c5511da6b669da6b69afc0b5da00
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 45f5c0a02396456673ea477c7801d3c7be7cd93a941148e73f561f17d10426cc
[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" "45f5c0a02396456673ea477c7801d3c7be7cd93a941148e73f561f17d10426cc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/resultit-ee5c0f5dc8058469)
[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] [stderr]    Doc-tests resultit
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/flatten_results.rs - flatten_results::FlattenResults (line 82) ... ok
[INFO] [stdout] test src/flatten_results.rs - flatten_results::FlattenResults (line 112) ... ok
[INFO] [stdout] test src/lib.rs - TryResult (line 127) ... ok
[INFO] [stdout] test src/stop_after_error.rs - stop_after_error::StopAfterError (line 8) ... ok
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/flatten_results.rs - flatten_results::transform (line 33) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.64s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "45f5c0a02396456673ea477c7801d3c7be7cd93a941148e73f561f17d10426cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45f5c0a02396456673ea477c7801d3c7be7cd93a941148e73f561f17d10426cc", kill_on_drop: false }`
[INFO] [stdout] 45f5c0a02396456673ea477c7801d3c7be7cd93a941148e73f561f17d10426cc