[INFO] fetching crate sauron 0.10.1...
[INFO] checking sauron-0.10.1 against nightly-2019-10-27 for pr-65897
[INFO] extracting crate sauron 0.10.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate sauron 0.10.1 on toolchain nightly-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate sauron 0.10.1
[INFO] finished tweaking crates.io crate sauron 0.10.1
[INFO] tweaked toml for crates.io crate sauron 0.10.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate sauron 0.10.1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sauron_vdom v0.10.1-alpha.0
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=allow" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2019-10-27" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a66cc31f8198047615178ccfe5665b41b16673e5ee4deba063733b345fcd258d
[INFO] running `"docker" "start" "-a" "a66cc31f8198047615178ccfe5665b41b16673e5ee4deba063733b345fcd258d"`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.52
[INFO] [stderr]    Compiling wasm-bindgen v0.2.52
[INFO] [stderr]     Checking sauron_vdom v0.10.1-alpha.0
[INFO] [stderr]    Compiling synstructure v0.12.1
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.52
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.52
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling wasm-bindgen-webidl v0.2.52
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.52
[INFO] [stderr]     Checking js-sys v0.3.29
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]    Compiling web-sys v0.3.29
[INFO] [stderr]     Checking wasm-bindgen-futures v0.3.27
[INFO] [stderr]     Checking wasm-bindgen-test v0.2.50
[INFO] [stderr]     Checking sauron v0.10.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.89s
[INFO] running `"docker" "inspect" "a66cc31f8198047615178ccfe5665b41b16673e5ee4deba063733b345fcd258d"`
[INFO] running `"docker" "rm" "-f" "a66cc31f8198047615178ccfe5665b41b16673e5ee4deba063733b345fcd258d"`
[INFO] [stdout] a66cc31f8198047615178ccfe5665b41b16673e5ee4deba063733b345fcd258d