[INFO] fetching crate vivian-essentials 0.1.0...
[INFO] testing vivian-essentials-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate vivian-essentials 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate vivian-essentials 0.1.0 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 vivian-essentials 0.1.0
[INFO] finished tweaking crates.io crate vivian-essentials 0.1.0
[INFO] tweaked toml for crates.io crate vivian-essentials 0.1.0 written to /workspace/builds/worker-6/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 881eaa187d0e8df0eebbe84d1b44e9939ca0fa2d1beb9e28d12a2ef0c0bcfc09
[INFO] running `Command { std: "docker" "start" "-a" "881eaa187d0e8df0eebbe84d1b44e9939ca0fa2d1beb9e28d12a2ef0c0bcfc09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "881eaa187d0e8df0eebbe84d1b44e9939ca0fa2d1beb9e28d12a2ef0c0bcfc09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "881eaa187d0e8df0eebbe84d1b44e9939ca0fa2d1beb9e28d12a2ef0c0bcfc09", kill_on_drop: false }`
[INFO] [stdout] 881eaa187d0e8df0eebbe84d1b44e9939ca0fa2d1beb9e28d12a2ef0c0bcfc09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 733fd9c181fe772f592c2f9c04c965d02f4536579e8a599938ab3d8981e23378
[INFO] running `Command { std: "docker" "start" "-a" "733fd9c181fe772f592c2f9c04c965d02f4536579e8a599938ab3d8981e23378", kill_on_drop: false }`
[INFO] [stderr]    Compiling vivian-essentials v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.97s
[INFO] running `Command { std: "docker" "inspect" "733fd9c181fe772f592c2f9c04c965d02f4536579e8a599938ab3d8981e23378", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "733fd9c181fe772f592c2f9c04c965d02f4536579e8a599938ab3d8981e23378", kill_on_drop: false }`
[INFO] [stdout] 733fd9c181fe772f592c2f9c04c965d02f4536579e8a599938ab3d8981e23378
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9df3681ed63f912dcd474c28c4090dec4e00703252d20c464b0653d90022dbe
[INFO] running `Command { std: "docker" "start" "-a" "d9df3681ed63f912dcd474c28c4090dec4e00703252d20c464b0653d90022dbe", kill_on_drop: false }`
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling vivian-essentials v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.86s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/essentials-106092c762a16525)
[INFO] running `Command { std: "docker" "inspect" "d9df3681ed63f912dcd474c28c4090dec4e00703252d20c464b0653d90022dbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9df3681ed63f912dcd474c28c4090dec4e00703252d20c464b0653d90022dbe", kill_on_drop: false }`
[INFO] [stdout] d9df3681ed63f912dcd474c28c4090dec4e00703252d20c464b0653d90022dbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 39e811afd65e980b64d62e13e04740e0a8567df0fe339928c9fc5abf6cc36be3
[INFO] running `Command { std: "docker" "start" "-a" "39e811afd65e980b64d62e13e04740e0a8567df0fe339928c9fc5abf6cc36be3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/essentials-106092c762a16525)
[INFO] [stdout] running 3 tests
[INFO] [stdout] test guard::tests::failure ... ok
[INFO] [stdout] test guard::tests::success ... ok
[INFO] [stdout] test sugar::tests::test_tern ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests essentials
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 32) ... ignored
[INFO] [stdout] test src/lib.rs - (line 43) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 54) ... ok
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.27s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "39e811afd65e980b64d62e13e04740e0a8567df0fe339928c9fc5abf6cc36be3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39e811afd65e980b64d62e13e04740e0a8567df0fe339928c9fc5abf6cc36be3", kill_on_drop: false }`
[INFO] [stdout] 39e811afd65e980b64d62e13e04740e0a8567df0fe339928c9fc5abf6cc36be3