[INFO] fetching crate randua 0.1.6...
[INFO] testing randua-0.1.6 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate randua 0.1.6 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate randua 0.1.6 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 randua 0.1.6
[INFO] finished tweaking crates.io crate randua 0.1.6
[INFO] tweaked toml for crates.io crate randua 0.1.6 written to /workspace/builds/worker-10/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 7be1e2c2c84153b1ade8c122bf1eaf6d9f851da00cb926dfc7da443ac29dca05
[INFO] running `Command { std: "docker" "start" "-a" "7be1e2c2c84153b1ade8c122bf1eaf6d9f851da00cb926dfc7da443ac29dca05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7be1e2c2c84153b1ade8c122bf1eaf6d9f851da00cb926dfc7da443ac29dca05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7be1e2c2c84153b1ade8c122bf1eaf6d9f851da00cb926dfc7da443ac29dca05", kill_on_drop: false }`
[INFO] [stdout] 7be1e2c2c84153b1ade8c122bf1eaf6d9f851da00cb926dfc7da443ac29dca05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] d9f18ebb1037cb9871a9a18447e241a4ea916c698be6e65837e716e41cd8f82a
[INFO] running `Command { std: "docker" "start" "-a" "d9f18ebb1037cb9871a9a18447e241a4ea916c698be6e65837e716e41cd8f82a", kill_on_drop: false }`
[INFO] [stderr]    Compiling randua v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "d9f18ebb1037cb9871a9a18447e241a4ea916c698be6e65837e716e41cd8f82a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9f18ebb1037cb9871a9a18447e241a4ea916c698be6e65837e716e41cd8f82a", kill_on_drop: false }`
[INFO] [stdout] d9f18ebb1037cb9871a9a18447e241a4ea916c698be6e65837e716e41cd8f82a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 9b6c7c27ab388d76475f46e2df832365b3b23cb3273ceea779e0b6f98eef9781
[INFO] running `Command { std: "docker" "start" "-a" "9b6c7c27ab388d76475f46e2df832365b3b23cb3273ceea779e0b6f98eef9781", kill_on_drop: false }`
[INFO] [stderr]    Compiling randua v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "9b6c7c27ab388d76475f46e2df832365b3b23cb3273ceea779e0b6f98eef9781", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b6c7c27ab388d76475f46e2df832365b3b23cb3273ceea779e0b6f98eef9781", kill_on_drop: false }`
[INFO] [stdout] 9b6c7c27ab388d76475f46e2df832365b3b23cb3273ceea779e0b6f98eef9781
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 05e2ae0eeff5a3d0e474f01f021d33ced6ff8b011eedb395203bddf8e2786ae8
[INFO] running `Command { std: "docker" "start" "-a" "05e2ae0eeff5a3d0e474f01f021d33ced6ff8b011eedb395203bddf8e2786ae8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/randua-f437cb8c73aaf6ab)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_user_agent_for_firefox ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests randua
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - new (line 50) ... ok
[INFO] [stdout] test src/lib.rs - new (line 57) ... ok
[INFO] [stdout] test src/lib.rs - new (line 42) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.73s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "05e2ae0eeff5a3d0e474f01f021d33ced6ff8b011eedb395203bddf8e2786ae8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05e2ae0eeff5a3d0e474f01f021d33ced6ff8b011eedb395203bddf8e2786ae8", kill_on_drop: false }`
[INFO] [stdout] 05e2ae0eeff5a3d0e474f01f021d33ced6ff8b011eedb395203bddf8e2786ae8