[INFO] fetching crate matrix-conduit 0.0.0...
[INFO] testing matrix-conduit-0.0.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate matrix-conduit 0.0.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate matrix-conduit 0.0.0 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 matrix-conduit 0.0.0
[INFO] finished tweaking crates.io crate matrix-conduit 0.0.0
[INFO] tweaked toml for crates.io crate matrix-conduit 0.0.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate matrix-conduit 0.0.0 already has a lockfile, it will not be regenerated
[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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stdout] c4f1ed9e58b3a63035f236632b710314f8270f8788aca9c649a9924b3e710e07
[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" "c4f1ed9e58b3a63035f236632b710314f8270f8788aca9c649a9924b3e710e07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4f1ed9e58b3a63035f236632b710314f8270f8788aca9c649a9924b3e710e07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4f1ed9e58b3a63035f236632b710314f8270f8788aca9c649a9924b3e710e07", kill_on_drop: false }`
[INFO] [stdout] c4f1ed9e58b3a63035f236632b710314f8270f8788aca9c649a9924b3e710e07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] d84adb393579974da3c9a9404302190c27c2780a1dbbad09ef763dd3ac0017f2
[INFO] running `Command { std: "docker" "start" "-a" "d84adb393579974da3c9a9404302190c27c2780a1dbbad09ef763dd3ac0017f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling matrix-conduit v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `Command { std: "docker" "inspect" "d84adb393579974da3c9a9404302190c27c2780a1dbbad09ef763dd3ac0017f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d84adb393579974da3c9a9404302190c27c2780a1dbbad09ef763dd3ac0017f2", kill_on_drop: false }`
[INFO] [stdout] d84adb393579974da3c9a9404302190c27c2780a1dbbad09ef763dd3ac0017f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 377831e99dbeef183da74c3f5e43e048a01b5caea503fe210eee7c6253cee4fc
[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" "377831e99dbeef183da74c3f5e43e048a01b5caea503fe210eee7c6253cee4fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling matrix-conduit v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/matrix_conduit-145c8c5687b6b140)
[INFO] running `Command { std: "docker" "inspect" "377831e99dbeef183da74c3f5e43e048a01b5caea503fe210eee7c6253cee4fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "377831e99dbeef183da74c3f5e43e048a01b5caea503fe210eee7c6253cee4fc", kill_on_drop: false }`
[INFO] [stdout] 377831e99dbeef183da74c3f5e43e048a01b5caea503fe210eee7c6253cee4fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 46938698a07f0695d489e714f49844f69c63ad29961e06a6ab502711db630ae1
[INFO] running `Command { std: "docker" "start" "-a" "46938698a07f0695d489e714f49844f69c63ad29961e06a6ab502711db630ae1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/matrix_conduit-145c8c5687b6b140)
[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" "46938698a07f0695d489e714f49844f69c63ad29961e06a6ab502711db630ae1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46938698a07f0695d489e714f49844f69c63ad29961e06a6ab502711db630ae1", kill_on_drop: false }`
[INFO] [stdout] 46938698a07f0695d489e714f49844f69c63ad29961e06a6ab502711db630ae1