[INFO] updating cached repository https://github.com/jeromefroe/mandelbrot-web [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] b0720b8135de5909271e798b535fef0346d00ab1 [INFO] checking jeromefroe/mandelbrot-web against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeromefroe%2Fmandelbrot-web" "work/builds/worker-1/source"` [INFO] [stderr] Cloning into 'work/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jeromefroe/mandelbrot-web on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/jeromefroe/mandelbrot-web [INFO] finished tweaking git repo https://github.com/jeromefroe/mandelbrot-web [INFO] tweaked toml for git repo https://github.com/jeromefroe/mandelbrot-web written to work/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/jeromefroe/mandelbrot-web already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 84109d4922f7d544e3f66388d664d71f911a5cc9f1bc985873ba2435c213eedd [INFO] running `"docker" "start" "-a" "84109d4922f7d544e3f66388d664d71f911a5cc9f1bc985873ba2435c213eedd"` [INFO] [stderr] Checking futures-core-preview v0.3.0-alpha.17 [INFO] [stderr] Checking tokio-executor v0.2.0-alpha.1 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking tracing-core v0.1.4 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking parking_lot_core v0.6.2 [INFO] [stderr] Checking futures-sink-preview v0.3.0-alpha.17 [INFO] [stderr] Checking tokio-io v0.2.0-alpha.1 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Checking parking_lot v0.9.0 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Checking futures-channel-preview v0.3.0-alpha.17 [INFO] [stderr] Checking tokio-codec v0.2.0-alpha.1 [INFO] [stderr] Checking futures-util-preview v0.3.0-alpha.17 [INFO] [stderr] Checking crossbeam-deque v0.6.3 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking tokio-current-thread v0.2.0-alpha.1 [INFO] [stderr] Checking rayon-core v1.5.0 [INFO] [stderr] Checking rayon v1.1.0 [INFO] [stderr] Checking tokio-sync v0.2.0-alpha.1 [INFO] [stderr] Checking futures-executor-preview v0.3.0-alpha.17 [INFO] [stderr] Checking futures-preview v0.3.0-alpha.17 [INFO] [stderr] Checking tokio-reactor v0.2.0-alpha.1 [INFO] [stderr] Checking tokio-threadpool v0.2.0-alpha.1 [INFO] [stderr] Checking tokio-timer v0.3.0-alpha.1 [INFO] [stderr] Checking jpeg-decoder v0.1.15 [INFO] [stderr] Checking tokio-udp v0.2.0-alpha.1 [INFO] [stderr] Checking tokio-uds v0.3.0-alpha.1 [INFO] [stderr] Checking tokio-tcp v0.2.0-alpha.1 [INFO] [stderr] Checking tokio-fs v0.2.0-alpha.1 [INFO] [stderr] error[E0597]: `open_options` does not live long enough [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-fs-0.2.0-alpha.1/src/file.rs:108:9 [INFO] [stderr] | [INFO] [stderr] 108 | open_options.open(path).await [INFO] [stderr] | ^^^^^^^^^^^^----------- [INFO] [stderr] | | [INFO] [stderr] | borrowed value does not live long enough [INFO] [stderr] | a temporary with access to the borrow is created here ... [INFO] [stderr] 109 | } [INFO] [stderr] | - [INFO] [stderr] | | [INFO] [stderr] | `open_options` dropped here while still borrowed [INFO] [stderr] | ... and the borrow might be used here, when that temporary is dropped and runs the destructor for type `impl core::future::future::Future` [INFO] [stderr] | [INFO] [stderr] = note: The temporary is part of an expression at the end of a block. Consider forcing this temporary to be dropped sooner, before the block's local variables are dropped. For example, you could save the expression's value in a new local variable `x` and then make `x` be the expression at the end of the block. [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0597`. [INFO] [stderr] error: Could not compile `tokio-fs`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "84109d4922f7d544e3f66388d664d71f911a5cc9f1bc985873ba2435c213eedd"` [INFO] running `"docker" "rm" "-f" "84109d4922f7d544e3f66388d664d71f911a5cc9f1bc985873ba2435c213eedd"` [INFO] [stdout] 84109d4922f7d544e3f66388d664d71f911a5cc9f1bc985873ba2435c213eedd