[INFO] cloning repository https://github.com/HappyDustbunny/fern [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HappyDustbunny/fern" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHappyDustbunny%2Ffern", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHappyDustbunny%2Ffern'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c1269b509f8759110724eb87fadacd4081d82dae [INFO] checking HappyDustbunny/fern against try#8b72f65b805cbe4c261de45030d663f524f27376 for pr-78991 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHappyDustbunny%2Ffern" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/HappyDustbunny/fern on toolchain 8b72f65b805cbe4c261de45030d663f524f27376 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/HappyDustbunny/fern [INFO] finished tweaking git repo https://github.com/HappyDustbunny/fern [INFO] tweaked toml for git repo https://github.com/HappyDustbunny/fern written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/HappyDustbunny/fern already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 69996f9e7a30c24ed99143ee657248bc0df063c7f2cc185bfbe5d2399b761287 [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" "69996f9e7a30c24ed99143ee657248bc0df063c7f2cc185bfbe5d2399b761287", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "69996f9e7a30c24ed99143ee657248bc0df063c7f2cc185bfbe5d2399b761287", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "69996f9e7a30c24ed99143ee657248bc0df063c7f2cc185bfbe5d2399b761287", kill_on_drop: false }` [INFO] [stdout] 69996f9e7a30c24ed99143ee657248bc0df063c7f2cc185bfbe5d2399b761287 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e64a0c7fa26ed20e7d498e387dc198eacef32e5f0741e1f205f688670817d14d [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" "e64a0c7fa26ed20e7d498e387dc198eacef32e5f0741e1f205f688670817d14d", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.5 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Compiling arrayvec v0.4.11 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling xml-rs v0.8.0 [INFO] [stderr] Compiling serde v1.0.98 [INFO] [stderr] Checking smallvec v0.6.10 [INFO] [stderr] Compiling pkg-config v0.3.15 [INFO] [stderr] Checking same-file v1.0.5 [INFO] [stderr] Checking xdg v2.2.0 [INFO] [stderr] Compiling vulkano v0.13.0 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Checking vk-sys v0.4.0 [INFO] [stderr] Checking half v1.3.0 [INFO] [stderr] Compiling cgmath v0.16.1 [INFO] [stderr] Checking instant v0.1.1 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking approx v0.1.1 [INFO] [stderr] Checking conrod_winit v0.66.0 [INFO] [stderr] Compiling libloading v0.5.2 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking lock_api v0.2.0 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Checking inflate v0.3.4 [INFO] [stderr] Checking inflate v0.4.5 [INFO] [stderr] Checking gif v0.9.2 [INFO] [stderr] Checking gif v0.10.2 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking c2-chacha v0.2.2 [INFO] [stderr] Checking walkdir v2.2.9 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling shaderc-sys v0.5.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Checking nix v0.14.1 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking getrandom v0.1.8 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Checking shared_library v0.1.9 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Compiling parking_lot_core v0.5.0 [INFO] [stderr] Compiling parking_lot v0.8.0 [INFO] [stderr] Checking phf v0.7.24 [INFO] [stderr] Checking stb_truetype v0.2.6 [INFO] [stderr] Checking rustc-hash v1.0.1 [INFO] [stderr] Checking deflate v0.7.20 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Compiling x11-dl v2.18.3 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking rand_core v0.5.0 [INFO] [stderr] Checking dlib v0.4.1 [INFO] [stderr] Compiling wayland-scanner v0.21.13 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking wayland-sys v0.21.13 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking rand v0.7.0 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking crossbeam-deque v0.6.3 [INFO] [stderr] Checking rayon-core v1.5.0 [INFO] [stderr] Checking crossbeam v0.7.2 [INFO] [stderr] Checking ordered-float v1.0.2 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking line_drawing v0.7.0 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking pennereq v0.3.0 [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.14.9/src/parsers.rs:68:48 [INFO] [stdout] | [INFO] [stdout] 68 | fn $name(i: $crate::buffer::Cursor) -> $crate::synom::PResult<$o> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ expected enum `std::result::Result`, found `()` [INFO] [stdout] 69 | $submac!(i, $($args)*) [INFO] [stdout] | - help: consider removing this semicolon [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.14.9/src/expr.rs:1785:12 [INFO] [stdout] | [INFO] [stdout] 1785 | named!(and_call -> (token::Paren, Punctuated), [INFO] [stdout] | - -------- implicitly returns `()` as its body has no tail or `return` expression [INFO] [stdout] | _____| [INFO] [stdout] | | [INFO] [stdout] 1786 | | parens!(Punctuated::parse_terminated) [INFO] [stdout] 1787 | | ); [INFO] [stdout] | |______- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: expected enum `std::result::Result<((Paren, punctuated::Punctuated), buffer::Cursor<'_>), error::ParseError>` [INFO] [stdout] found unit type `()` [INFO] [stdout] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking enum_primitive v0.1.1 [INFO] [stderr] Checking rusttype v0.7.7 [INFO] [stderr] error: could not compile `nix` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustc --crate-name nix /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nix-0.14.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=7b3cd2ce28034882 -C extra-filename=-7b3cd2ce28034882 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-a8790531a8fcda93.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-a79e471d6c54691a.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-fc3134caf0d35b76.rmeta --extern void=/opt/rustwide/target/debug/deps/libvoid-ff4eec5c2360485f.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] The following warnings were emitted during compilation: [INFO] [stderr] [INFO] [stderr] warning: Checking for system installed libraries. Use --features = build-from-source to disable this behavior [INFO] [stderr] warning: Pre-built library not found. Falling back to from-source build [INFO] [stderr] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "e64a0c7fa26ed20e7d498e387dc198eacef32e5f0741e1f205f688670817d14d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e64a0c7fa26ed20e7d498e387dc198eacef32e5f0741e1f205f688670817d14d", kill_on_drop: false }` [INFO] [stdout] e64a0c7fa26ed20e7d498e387dc198eacef32e5f0741e1f205f688670817d14d