[INFO] fetching crate mcq 0.1.0... [INFO] checking mcq-0.1.0 against try#d4af306fdd6ab261dfeb0aa57301d08b31b2dd92 for pr-105483 [INFO] extracting crate mcq 0.1.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate mcq 0.1.0 on toolchain d4af306fdd6ab261dfeb0aa57301d08b31b2dd92 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d4af306fdd6ab261dfeb0aa57301d08b31b2dd92" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mcq 0.1.0 [INFO] finished tweaking crates.io crate mcq 0.1.0 [INFO] tweaked toml for crates.io crate mcq 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d4af306fdd6ab261dfeb0aa57301d08b31b2dd92" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d4af306fdd6ab261dfeb0aa57301d08b31b2dd92" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+d4af306fdd6ab261dfeb0aa57301d08b31b2dd92" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 76c32291621eae84466fb63e7ca9f171dc6f974eab7b28c50857c809a91a7aaf [INFO] running `Command { std: "docker" "start" "-a" "76c32291621eae84466fb63e7ca9f171dc6f974eab7b28c50857c809a91a7aaf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "76c32291621eae84466fb63e7ca9f171dc6f974eab7b28c50857c809a91a7aaf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "76c32291621eae84466fb63e7ca9f171dc6f974eab7b28c50857c809a91a7aaf", kill_on_drop: false }` [INFO] [stdout] 76c32291621eae84466fb63e7ca9f171dc6f974eab7b28c50857c809a91a7aaf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+d4af306fdd6ab261dfeb0aa57301d08b31b2dd92" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 18c7ea623cacf81855a47b411fd31da22a92e2fbcbcae8ed1b6cc310d19b04e1 [INFO] running `Command { std: "docker" "start" "-a" "18c7ea623cacf81855a47b411fd31da22a92e2fbcbcae8ed1b6cc310d19b04e1", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libc v0.2.138 [INFO] [stderr] Compiling crossbeam-utils v0.8.14 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling cc v1.0.77 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.10.1 [INFO] [stderr] Checking either v1.8.0 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking color_quant v1.1.0 [INFO] [stderr] Checking inflate v0.1.1 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking bitflags v0.7.0 [INFO] [stderr] Checking gif v0.9.2 [INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-serialize-0.3.24/src/serialize.rs:1155:5 [INFO] [stdout] | [INFO] [stdout] 1155 | fn decode(d: &mut D) -> Result, D::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `T` will meet its required lifetime bounds... [INFO] [stdout] | [INFO] [stdout] note: ...that is required by this bound [INFO] [stdout] help: consider adding an explicit lifetime bound... [INFO] [stdout] | [INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T> [INFO] [stdout] | +++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking byteorder v0.5.3 [INFO] [stderr] Checking glob v0.2.11 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking mcq v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/lib.rs:237:30 [INFO] [stdout] | [INFO] [stdout] 237 | pixels_copy.push((0xFFFFFF & pixels_orig[i])); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 237 - pixels_copy.push((0xFFFFFF & pixels_orig[i])); [INFO] [stdout] 237 + pixels_copy.push(0xFFFFFF & pixels_orig[i]); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:335:43 [INFO] [stdout] | [INFO] [stdout] 335 | let new_box = if let Some(mut next_box) = self.find_box_to_split(&mut color_set) { [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling memoffset v0.7.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.13 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0310`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustc-serialize` due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "18c7ea623cacf81855a47b411fd31da22a92e2fbcbcae8ed1b6cc310d19b04e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18c7ea623cacf81855a47b411fd31da22a92e2fbcbcae8ed1b6cc310d19b04e1", kill_on_drop: false }` [INFO] [stdout] 18c7ea623cacf81855a47b411fd31da22a92e2fbcbcae8ed1b6cc310d19b04e1