[INFO] fetching crate testaun 0.1.0...
[INFO] testing testaun-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate testaun 0.1.0 into /workspace/builds/worker-73/source
[INFO] validating manifest of crates.io crate testaun 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 testaun 0.1.0
[INFO] finished tweaking crates.io crate testaun 0.1.0
[INFO] tweaked toml for crates.io crate testaun 0.1.0 written to /workspace/builds/worker-73/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-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] 6288de56a8368bb85949f4b0286d02e2945056926f49a2a48d38e1b3fd95e877
[INFO] running `Command { std: "docker" "start" "-a" "6288de56a8368bb85949f4b0286d02e2945056926f49a2a48d38e1b3fd95e877", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6288de56a8368bb85949f4b0286d02e2945056926f49a2a48d38e1b3fd95e877", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6288de56a8368bb85949f4b0286d02e2945056926f49a2a48d38e1b3fd95e877", kill_on_drop: false }`
[INFO] [stdout] 6288de56a8368bb85949f4b0286d02e2945056926f49a2a48d38e1b3fd95e877
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] 662b554bf28363c95f83e1838855f1cbed0214aa8248d33457d93c9e2c05cb75
[INFO] running `Command { std: "docker" "start" "-a" "662b554bf28363c95f83e1838855f1cbed0214aa8248d33457d93c9e2c05cb75", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling testaun v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.21s
[INFO] running `Command { std: "docker" "inspect" "662b554bf28363c95f83e1838855f1cbed0214aa8248d33457d93c9e2c05cb75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "662b554bf28363c95f83e1838855f1cbed0214aa8248d33457d93c9e2c05cb75", kill_on_drop: false }`
[INFO] [stdout] 662b554bf28363c95f83e1838855f1cbed0214aa8248d33457d93c9e2c05cb75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] 531405b830a2333828c54a0d990555d984b63f4e167b604434e41d10d71b4be1
[INFO] running `Command { std: "docker" "start" "-a" "531405b830a2333828c54a0d990555d984b63f4e167b604434e41d10d71b4be1", kill_on_drop: false }`
[INFO] [stderr]    Compiling testaun v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "531405b830a2333828c54a0d990555d984b63f4e167b604434e41d10d71b4be1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "531405b830a2333828c54a0d990555d984b63f4e167b604434e41d10d71b4be1", kill_on_drop: false }`
[INFO] [stdout] 531405b830a2333828c54a0d990555d984b63f4e167b604434e41d10d71b4be1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] a70c8484770209bc6b693e99169bf5d7fd20f7b4503540c49e31365a1ae4091e
[INFO] running `Command { std: "docker" "start" "-a" "a70c8484770209bc6b693e99169bf5d7fd20f7b4503540c49e31365a1ae4091e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/testaun-a84d0fd505bf578d)
[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]      Running tests/tasting_test.rs (/opt/rustwide/target/debug/deps/tasting_test-17bed7a8ab818942)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test should_work_as_normal ... ok
[INFO] [stdout] test should_work_fine ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests testaun
[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" "a70c8484770209bc6b693e99169bf5d7fd20f7b4503540c49e31365a1ae4091e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a70c8484770209bc6b693e99169bf5d7fd20f7b4503540c49e31365a1ae4091e", kill_on_drop: false }`
[INFO] [stdout] a70c8484770209bc6b693e99169bf5d7fd20f7b4503540c49e31365a1ae4091e