[INFO] fetching crate inspector 0.1.0...
[INFO] testing inspector-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate inspector 0.1.0 into /workspace/builds/worker-77/source
[INFO] validating manifest of crates.io crate inspector 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 inspector 0.1.0
[INFO] finished tweaking crates.io crate inspector 0.1.0
[INFO] tweaked toml for crates.io crate inspector 0.1.0 written to /workspace/builds/worker-77/source/Cargo.toml
[INFO] crate crates.io crate inspector 0.1.0 already has a lockfile, it will not be regenerated
[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-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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] 7dccde2037d4be14bdcd2442bb388ff61ab6435c035746f942171861cfceadca
[INFO] running `Command { std: "docker" "start" "-a" "7dccde2037d4be14bdcd2442bb388ff61ab6435c035746f942171861cfceadca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7dccde2037d4be14bdcd2442bb388ff61ab6435c035746f942171861cfceadca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dccde2037d4be14bdcd2442bb388ff61ab6435c035746f942171861cfceadca", kill_on_drop: false }`
[INFO] [stdout] 7dccde2037d4be14bdcd2442bb388ff61ab6435c035746f942171861cfceadca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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] 1edae1f582c7549f343529feefafa08c4248d96015f2f5a7f7738bdec607fa79
[INFO] running `Command { std: "docker" "start" "-a" "1edae1f582c7549f343529feefafa08c4248d96015f2f5a7f7738bdec607fa79", kill_on_drop: false }`
[INFO] [stderr]    Compiling inspector v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.35s
[INFO] running `Command { std: "docker" "inspect" "1edae1f582c7549f343529feefafa08c4248d96015f2f5a7f7738bdec607fa79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1edae1f582c7549f343529feefafa08c4248d96015f2f5a7f7738bdec607fa79", kill_on_drop: false }`
[INFO] [stdout] 1edae1f582c7549f343529feefafa08c4248d96015f2f5a7f7738bdec607fa79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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] 947a077dbf4fc23f282466894897a8de6476140788a61d668eb2cce9b466afb8
[INFO] running `Command { std: "docker" "start" "-a" "947a077dbf4fc23f282466894897a8de6476140788a61d668eb2cce9b466afb8", kill_on_drop: false }`
[INFO] [stderr]    Compiling inspector v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "947a077dbf4fc23f282466894897a8de6476140788a61d668eb2cce9b466afb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "947a077dbf4fc23f282466894897a8de6476140788a61d668eb2cce9b466afb8", kill_on_drop: false }`
[INFO] [stdout] 947a077dbf4fc23f282466894897a8de6476140788a61d668eb2cce9b466afb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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] 9cc90ccf5022b493b08e203f4478824068ebd30ebff9c6c8f10086a3ccdb1bf1
[INFO] running `Command { std: "docker" "start" "-a" "9cc90ccf5022b493b08e203f4478824068ebd30ebff9c6c8f10086a3ccdb1bf1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/inspector-44127cd588f1370d)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/future.rs (/opt/rustwide/target/debug/deps/future-130552edbdd01741)
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::future_err ... ok
[INFO] [stdout] test tests::future_ready ... ok
[INFO] [stdout] test tests::future_not_ready ... 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]      Running tests/option.rs (/opt/rustwide/target/debug/deps/option-46b748c82abdc0ba)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::borrowed ... ok
[INFO] [stdout] test tests::debug ... ok
[INFO] [stdout] test tests::owned ... 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]      Running tests/result.rs (/opt/rustwide/target/debug/deps/result-9f80f3616e177569)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::result_err ... ok
[INFO] [stdout] test tests::result_ok ... 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 inspector
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/option.rs - option::OptionInspector::debug (line 31) ... ok
[INFO] [stdout] test src/result.rs - result::ResultInspector::debug (line 49) ... ok
[INFO] [stdout] test src/result.rs - result::ResultInspector::inspect_err (line 33) ... ok
[INFO] [stdout] test src/result.rs - result::ResultInspector::inspect (line 20) ... ok
[INFO] [stdout] test src/option.rs - option::OptionInspector::inspect (line 17) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.38s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9cc90ccf5022b493b08e203f4478824068ebd30ebff9c6c8f10086a3ccdb1bf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cc90ccf5022b493b08e203f4478824068ebd30ebff9c6c8f10086a3ccdb1bf1", kill_on_drop: false }`
[INFO] [stdout] 9cc90ccf5022b493b08e203f4478824068ebd30ebff9c6c8f10086a3ccdb1bf1