[INFO] fetching crate conduit 0.10.0...
[INFO] testing conduit-0.10.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate conduit 0.10.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate conduit 0.10.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate conduit 0.10.0
[INFO] finished tweaking crates.io crate conduit 0.10.0
[INFO] tweaked toml for crates.io crate conduit 0.10.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 21805bf99140f7addd9b8ee75c152dbc4e8391420cceb73f0ffe70f45ff229c9
[INFO] running `Command { std: "docker" "start" "-a" "21805bf99140f7addd9b8ee75c152dbc4e8391420cceb73f0ffe70f45ff229c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21805bf99140f7addd9b8ee75c152dbc4e8391420cceb73f0ffe70f45ff229c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21805bf99140f7addd9b8ee75c152dbc4e8391420cceb73f0ffe70f45ff229c9", kill_on_drop: false }`
[INFO] [stdout] 21805bf99140f7addd9b8ee75c152dbc4e8391420cceb73f0ffe70f45ff229c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] e35ad6d6aff44349b2e45470604459197e970b0e9357c9cee9e50a3cf426ca80
[INFO] running `Command { std: "docker" "start" "-a" "e35ad6d6aff44349b2e45470604459197e970b0e9357c9cee9e50a3cf426ca80", kill_on_drop: false }`
[INFO] [stderr]    Compiling conduit v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "e35ad6d6aff44349b2e45470604459197e970b0e9357c9cee9e50a3cf426ca80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e35ad6d6aff44349b2e45470604459197e970b0e9357c9cee9e50a3cf426ca80", kill_on_drop: false }`
[INFO] [stdout] e35ad6d6aff44349b2e45470604459197e970b0e9357c9cee9e50a3cf426ca80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4a650d4acdf1735b824baae178443da81ddf85fa99b1fd5f06137a6d1cf7813
[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" "c4a650d4acdf1735b824baae178443da81ddf85fa99b1fd5f06137a6d1cf7813", kill_on_drop: false }`
[INFO] [stderr]    Compiling conduit v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.28s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/conduit-89ef30a3df91c2e1)
[INFO] running `Command { std: "docker" "inspect" "c4a650d4acdf1735b824baae178443da81ddf85fa99b1fd5f06137a6d1cf7813", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4a650d4acdf1735b824baae178443da81ddf85fa99b1fd5f06137a6d1cf7813", kill_on_drop: false }`
[INFO] [stdout] c4a650d4acdf1735b824baae178443da81ddf85fa99b1fd5f06137a6d1cf7813
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] f20ba71fed7f1b9f4551cc62bb2ecfcfe61f4be2977f57148406930f58b9ac8b
[INFO] running `Command { std: "docker" "start" "-a" "f20ba71fed7f1b9f4551cc62bb2ecfcfe61f4be2977f57148406930f58b9ac8b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/conduit-89ef30a3df91c2e1)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests conduit
[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 1 test
[INFO] [stdout] test src/lib.rs - box_error (line 61) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.71s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f20ba71fed7f1b9f4551cc62bb2ecfcfe61f4be2977f57148406930f58b9ac8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f20ba71fed7f1b9f4551cc62bb2ecfcfe61f4be2977f57148406930f58b9ac8b", kill_on_drop: false }`
[INFO] [stdout] f20ba71fed7f1b9f4551cc62bb2ecfcfe61f4be2977f57148406930f58b9ac8b