[INFO] fetching crate resultit 0.1.0...
[INFO] testing resultit-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate resultit 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate resultit 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbe750cf64699f9b2529b0ae4113f26e5024f444df3448c208398688541a6dcb
[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" "cbe750cf64699f9b2529b0ae4113f26e5024f444df3448c208398688541a6dcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbe750cf64699f9b2529b0ae4113f26e5024f444df3448c208398688541a6dcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbe750cf64699f9b2529b0ae4113f26e5024f444df3448c208398688541a6dcb", kill_on_drop: false }`
[INFO] [stdout] cbe750cf64699f9b2529b0ae4113f26e5024f444df3448c208398688541a6dcb
[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=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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e0c367aac45b300f1a0334635b1bf65c7d58a2568c3794e59759f2f4ce4909e
[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" "9e0c367aac45b300f1a0334635b1bf65c7d58a2568c3794e59759f2f4ce4909e", kill_on_drop: false }`
[INFO] [stderr]    Compiling resultit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "9e0c367aac45b300f1a0334635b1bf65c7d58a2568c3794e59759f2f4ce4909e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e0c367aac45b300f1a0334635b1bf65c7d58a2568c3794e59759f2f4ce4909e", kill_on_drop: false }`
[INFO] [stdout] 9e0c367aac45b300f1a0334635b1bf65c7d58a2568c3794e59759f2f4ce4909e
[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=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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fee75368816d745aa7d17b104f51a6587a441408ef072f2b84ad60b28563318f
[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" "fee75368816d745aa7d17b104f51a6587a441408ef072f2b84ad60b28563318f", kill_on_drop: false }`
[INFO] [stderr]    Compiling resultit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "fee75368816d745aa7d17b104f51a6587a441408ef072f2b84ad60b28563318f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fee75368816d745aa7d17b104f51a6587a441408ef072f2b84ad60b28563318f", kill_on_drop: false }`
[INFO] [stdout] fee75368816d745aa7d17b104f51a6587a441408ef072f2b84ad60b28563318f
[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=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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ceb7bd675f9d13ce53cfc5998809e394420a910b1b47d8f1de47c4000b98ffe6
[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" "ceb7bd675f9d13ce53cfc5998809e394420a910b1b47d8f1de47c4000b98ffe6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/resultit-35da821789665ab5)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests resultit
[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 6 tests
[INFO] [stdout] test src/flatten_results.rs - flatten_results::FlattenResults (line 82) ... ok
[INFO] [stdout] test src/lib.rs - TryResult (line 127) ... ok
[INFO] [stdout] test src/flatten_results.rs - flatten_results::FlattenResults (line 112) ... 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 2.70s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ceb7bd675f9d13ce53cfc5998809e394420a910b1b47d8f1de47c4000b98ffe6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ceb7bd675f9d13ce53cfc5998809e394420a910b1b47d8f1de47c4000b98ffe6", kill_on_drop: false }`
[INFO] [stdout] ceb7bd675f9d13ce53cfc5998809e394420a910b1b47d8f1de47c4000b98ffe6