[INFO] crate flow 0.3.5 is already in cache [INFO] checking flow-0.3.5 against nightly-2019-10-27 for pr-65897 [INFO] extracting crate flow 0.3.5 into /workspace/builds/worker-13/source [INFO] validating manifest of crates.io crate flow 0.3.5 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 flow 0.3.5 [INFO] finished tweaking crates.io crate flow 0.3.5 [INFO] tweaked toml for crates.io crate flow 0.3.5 written to /workspace/builds/worker-13/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] d3e5092db47b9a392d1e3873078bf12baec04bb935fa04fd3e6fd01b8a7aa147 [INFO] running `"docker" "start" "-a" "d3e5092db47b9a392d1e3873078bf12baec04bb935fa04fd3e6fd01b8a7aa147"` [INFO] [stderr] Checking unicode-segmentation v0.1.3 [INFO] [stderr] Compiling ncurses v5.99.0 [INFO] [stderr] Checking toml v0.2.1 [INFO] [stderr] Checking flow v0.3.5 (/opt/rustwide/workdir) [INFO] [stderr] error[E0658]: use of unstable library feature 'option_result_contains' [INFO] [stderr] --> src/ui/input.rs:93:17 [INFO] [stderr] | [INFO] [stderr] 93 | if name.contains('^') { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/62358 [INFO] [stderr] = help: add `#![feature(option_result_contains)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/ui/input.rs:93:26 [INFO] [stderr] | [INFO] [stderr] 93 | if name.contains('^') { [INFO] [stderr] | ^^^ [INFO] [stderr] | | [INFO] [stderr] | expected reference, found char [INFO] [stderr] | help: consider borrowing here: `&'^'` [INFO] [stderr] | [INFO] [stderr] = note: expected type `&_` [INFO] [stderr] found type `char` [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'option_result_contains' [INFO] [stderr] --> src/ui/input.rs:93:17 [INFO] [stderr] | [INFO] [stderr] 93 | if name.contains('^') { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/62358 [INFO] [stderr] = help: add `#![feature(option_result_contains)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/ui/input.rs:93:26 [INFO] [stderr] | [INFO] [stderr] 93 | if name.contains('^') { [INFO] [stderr] | ^^^ [INFO] [stderr] | | [INFO] [stderr] | expected reference, found char [INFO] [stderr] | help: consider borrowing here: `&'^'` [INFO] [stderr] | [INFO] [stderr] = note: expected type `&_` [INFO] [stderr] found type `char` [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `chars` found for type `std::option::Option` in the current scope [INFO] [stderr] --> src/ui/input.rs:95:40 [INFO] [stderr] | [INFO] [stderr] 95 | let value = Key::Char(name.chars().last().unwrap()); [INFO] [stderr] | ^^^^^ method not found in `std::option::Option` [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `chars` found for type `std::option::Option` in the current scope [INFO] [stderr] --> src/ui/input.rs:95:40 [INFO] [stderr] | [INFO] [stderr] 95 | let value = Key::Char(name.chars().last().unwrap()); [INFO] [stderr] | ^^^^^ method not found in `std::option::Option` [INFO] [stderr] [INFO] [stderr] error: aborting due to 3 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0308, E0599, E0658. [INFO] [stderr] For more information about an error, try `rustc --explain E0308`. [INFO] [stderr] error: aborting due to 3 previous errors [INFO] [stderr] [INFO] [stderr] error: could not compile `flow`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] Some errors have detailed explanations: E0308, E0599, E0658. [INFO] [stderr] For more information about an error, try `rustc --explain E0308`. [INFO] [stderr] error: could not compile `flow`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "d3e5092db47b9a392d1e3873078bf12baec04bb935fa04fd3e6fd01b8a7aa147"` [INFO] running `"docker" "rm" "-f" "d3e5092db47b9a392d1e3873078bf12baec04bb935fa04fd3e6fd01b8a7aa147"` [INFO] [stdout] d3e5092db47b9a392d1e3873078bf12baec04bb935fa04fd3e6fd01b8a7aa147