[INFO] cloning repository https://github.com/yoshuawuyts/umux [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yoshuawuyts/umux" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshuawuyts%2Fumux", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshuawuyts%2Fumux'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 51f73ffe1bbe92a1e2939c6e1704d1bdebb23403 [INFO] checking yoshuawuyts/umux against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshuawuyts%2Fumux" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/yoshuawuyts/umux on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/yoshuawuyts/umux [INFO] finished tweaking git repo https://github.com/yoshuawuyts/umux [INFO] tweaked toml for git repo https://github.com/yoshuawuyts/umux written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/yoshuawuyts/umux already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded regex v0.1.77 [INFO] [stderr] Downloaded gcc v0.3.35 [INFO] [stderr] Downloaded clippy v0.0.95 [INFO] [stderr] Downloaded matches v0.1.3 [INFO] [stderr] Downloaded clippy_lints v0.0.95 [INFO] [stderr] Downloaded error-chain v0.5.0 [INFO] [stderr] Downloaded ncurses v5.83.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 322f0600b03fef8975bbababdb62c2767cee2dc83ca9b6c39e703fffce66a4ac [INFO] running `Command { std: "docker" "start" "-a" "322f0600b03fef8975bbababdb62c2767cee2dc83ca9b6c39e703fffce66a4ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "322f0600b03fef8975bbababdb62c2767cee2dc83ca9b6c39e703fffce66a4ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "322f0600b03fef8975bbababdb62c2767cee2dc83ca9b6c39e703fffce66a4ac", kill_on_drop: false }` [INFO] [stdout] 322f0600b03fef8975bbababdb62c2767cee2dc83ca9b6c39e703fffce66a4ac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7b63cd7f3eaf65f1c5fcc036d099a28315c34e5be2fb8d4db9d8aeacd0c388a4 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "7b63cd7f3eaf65f1c5fcc036d099a28315c34e5be2fb8d4db9d8aeacd0c388a4", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking libc v0.2.16 [INFO] [stderr] Compiling gcc v0.3.35 [INFO] [stderr] Compiling rustc-serialize v0.3.19 [INFO] [stderr] Compiling nom v1.2.4 [INFO] [stderr] Compiling matches v0.1.3 [INFO] [stderr] Checking rustc-demangle v0.1.2 [INFO] [stderr] Compiling unicode-normalization v0.1.2 [INFO] [stderr] Compiling quine-mc_cluskey v0.2.4 [INFO] [stderr] Compiling regex-syntax v0.3.5 [INFO] [stderr] Checking bitflags v0.4.0 [INFO] [stderr] Compiling dbghelp-sys v0.2.0 [INFO] [stderr] Compiling nix v0.7.0 [INFO] [stdout] error[E0642]: patterns aren't allowed in functions without bodies [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-serialize-0.3.19/src/serialize.rs:147:45 [INFO] [stdout] | [INFO] [stdout] 147 | ... &f_name: &str, [INFO] [stdout] | ^^^^^^^ pattern not allowed in function without body [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling backtrace v0.2.3 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking ncurses v5.83.0 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Compiling semver v0.2.3 [INFO] [stderr] Compiling backtrace-sys v0.1.4 [INFO] [stderr] Checking regex v0.1.77 [INFO] [stderr] Checking error-chain v0.5.0 [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0642`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustc-serialize` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "7b63cd7f3eaf65f1c5fcc036d099a28315c34e5be2fb8d4db9d8aeacd0c388a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b63cd7f3eaf65f1c5fcc036d099a28315c34e5be2fb8d4db9d8aeacd0c388a4", kill_on_drop: false }` [INFO] [stdout] 7b63cd7f3eaf65f1c5fcc036d099a28315c34e5be2fb8d4db9d8aeacd0c388a4