[INFO] fetching crate demo-duang 0.0.5...
[INFO] testing demo-duang-0.0.5 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate demo-duang 0.0.5 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate demo-duang 0.0.5 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 demo-duang 0.0.5
[INFO] finished tweaking crates.io crate demo-duang 0.0.5
[INFO] tweaked toml for crates.io crate demo-duang 0.0.5 written to /workspace/builds/worker-15/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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded duang v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 47b5037bc21ce021dc0635c89cad3ef8ee1dc9048e03ddbfdc4855c57ce5bc1c
[INFO] running `Command { std: "docker" "start" "-a" "47b5037bc21ce021dc0635c89cad3ef8ee1dc9048e03ddbfdc4855c57ce5bc1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47b5037bc21ce021dc0635c89cad3ef8ee1dc9048e03ddbfdc4855c57ce5bc1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47b5037bc21ce021dc0635c89cad3ef8ee1dc9048e03ddbfdc4855c57ce5bc1c", kill_on_drop: false }`
[INFO] [stdout] 47b5037bc21ce021dc0635c89cad3ef8ee1dc9048e03ddbfdc4855c57ce5bc1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 31cd0575626c54304541876d99d946746221801ee392e62f40836dc2bc83fc70
[INFO] running `Command { std: "docker" "start" "-a" "31cd0575626c54304541876d99d946746221801ee392e62f40836dc2bc83fc70", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling duang v0.1.2
[INFO] [stderr]    Compiling demo-duang v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.25s
[INFO] running `Command { std: "docker" "inspect" "31cd0575626c54304541876d99d946746221801ee392e62f40836dc2bc83fc70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31cd0575626c54304541876d99d946746221801ee392e62f40836dc2bc83fc70", kill_on_drop: false }`
[INFO] [stdout] 31cd0575626c54304541876d99d946746221801ee392e62f40836dc2bc83fc70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] fd231ceddbc3a85a3667b91d8e86f937f9b52e41dd358bdfb130412cf72c0585
[INFO] running `Command { std: "docker" "start" "-a" "fd231ceddbc3a85a3667b91d8e86f937f9b52e41dd358bdfb130412cf72c0585", kill_on_drop: false }`
[INFO] [stderr]    Compiling demo-duang v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "fd231ceddbc3a85a3667b91d8e86f937f9b52e41dd358bdfb130412cf72c0585", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd231ceddbc3a85a3667b91d8e86f937f9b52e41dd358bdfb130412cf72c0585", kill_on_drop: false }`
[INFO] [stdout] fd231ceddbc3a85a3667b91d8e86f937f9b52e41dd358bdfb130412cf72c0585
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 8a67ef02a278a122d928e5b747be47e433db88b4d4d88b42824895b20454a5bd
[INFO] running `Command { std: "docker" "start" "-a" "8a67ef02a278a122d928e5b747be47e433db88b4d4d88b42824895b20454a5bd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/demo_duang-f4d92a3f0f53a452)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests demo-duang
[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 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" "8a67ef02a278a122d928e5b747be47e433db88b4d4d88b42824895b20454a5bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a67ef02a278a122d928e5b747be47e433db88b4d4d88b42824895b20454a5bd", kill_on_drop: false }`
[INFO] [stdout] 8a67ef02a278a122d928e5b747be47e433db88b4d4d88b42824895b20454a5bd