[INFO] fetching crate hc_roles_mixin 0.1.4... [INFO] checking hc_roles_mixin-0.1.4 against try#8b72f65b805cbe4c261de45030d663f524f27376 for pr-78991 [INFO] extracting crate hc_roles_mixin 0.1.4 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate hc_roles_mixin 0.1.4 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 crates.io crate hc_roles_mixin 0.1.4 [INFO] finished tweaking crates.io crate hc_roles_mixin 0.1.4 [INFO] tweaked toml for crates.io crate hc_roles_mixin 0.1.4 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 6ee2d73731a2cc709336d265e22ed3b4a61685813d056d33b8bc6627dcce5768 [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" "6ee2d73731a2cc709336d265e22ed3b4a61685813d056d33b8bc6627dcce5768", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6ee2d73731a2cc709336d265e22ed3b4a61685813d056d33b8bc6627dcce5768", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ee2d73731a2cc709336d265e22ed3b4a61685813d056d33b8bc6627dcce5768", kill_on_drop: false }` [INFO] [stdout] 6ee2d73731a2cc709336d265e22ed3b4a61685813d056d33b8bc6627dcce5768 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] b7a7e7ddefabc91e44b5604e1d5752feb140f3770e545e01497f706a9f4fc0b2 [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" "b7a7e7ddefabc91e44b5604e1d5752feb140f3770e545e01497f706a9f4fc0b2", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Checking reed-solomon v0.2.1 [INFO] [stderr] Compiling tinyvec_macros v0.1.0 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling backtrace-sys v0.1.37 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling toml v0.5.0 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Compiling syn v0.12.15 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [INFO] [stderr] Compiling tinyvec v1.0.1 [INFO] [stderr] Compiling num-complex v0.3.1 [INFO] [stderr] Checking regex v1.1.2 [INFO] [stderr] Checking uuid v0.7.1 [INFO] [stderr] Compiling serde_json v1.0.39 [INFO] [stderr] Compiling smallvec v0.6.13 [INFO] [stderr] Compiling syn v1.0.48 [INFO] [stderr] Checking mashup v0.1.12 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Checking digest v0.7.6 [INFO] [stderr] Checking hcid v0.0.6 [INFO] [stderr] Checking futures-executor-preview v0.3.0-alpha.17 [INFO] [stderr] Checking url v2.1.0 [INFO] [stderr] Compiling base64 v0.10.1 [INFO] [stderr] Compiling parity-wasm v0.31.3 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Checking crossbeam-channel v0.3.8 [INFO] [stderr] Compiling chrono v0.4.6 [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.12.15/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-0.12.15/src/expr.rs:1692:12 [INFO] [stdout] | [INFO] [stdout] 1692 | 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] 1693 | | parens!(Punctuated::parse_terminated)); [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] Compiling num-bigint v0.3.1 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling futures-util-preview v0.3.0-alpha.17 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Compiling serde_derive v1.0.89 [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `syn` [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" "b7a7e7ddefabc91e44b5604e1d5752feb140f3770e545e01497f706a9f4fc0b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b7a7e7ddefabc91e44b5604e1d5752feb140f3770e545e01497f706a9f4fc0b2", kill_on_drop: false }` [INFO] [stdout] b7a7e7ddefabc91e44b5604e1d5752feb140f3770e545e01497f706a9f4fc0b2