[INFO] fetching crate tom 0.0.1... [INFO] checking tom-0.0.1 against master#c724b67e1b474262917a5154d74e7072267593fe for pr-74315 [INFO] extracting crate tom 0.0.1 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate tom 0.0.1 on toolchain c724b67e1b474262917a5154d74e7072267593fe [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-4/source/.cargo/config [INFO] started tweaking crates.io crate tom 0.0.1 [INFO] finished tweaking crates.io crate tom 0.0.1 [INFO] tweaked toml for crates.io crate tom 0.0.1 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c25093ba76e1c54014f09e6c8ea75c5dfc011f569beaa206598dc89012ff44c3 [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" "c25093ba76e1c54014f09e6c8ea75c5dfc011f569beaa206598dc89012ff44c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c25093ba76e1c54014f09e6c8ea75c5dfc011f569beaa206598dc89012ff44c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c25093ba76e1c54014f09e6c8ea75c5dfc011f569beaa206598dc89012ff44c3", kill_on_drop: false }` [INFO] [stdout] c25093ba76e1c54014f09e6c8ea75c5dfc011f569beaa206598dc89012ff44c3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] bba167b14a7ebc94f6567727fb5a6471c2f6b79ff7e934d169528a9e2dc398d9 [INFO] running `Command { std: "docker" "start" "-a" "bba167b14a7ebc94f6567727fb5a6471c2f6b79ff7e934d169528a9e2dc398d9", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking text_unit v0.1.10 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking string-interner v0.6.4 [INFO] [stderr] Compiling syn v1.0.35 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking uncover v0.1.1 [INFO] [stderr] Checking miniz_oxide v0.4.0 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Checking clap v2.33.1 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Checking backtrace v0.3.50 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Checking m_lexer v0.0.4 [INFO] [stderr] Checking tom v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/visitor.rs:5:24 [INFO] [stdout] | [INFO] [stdout] 5 | callbacks: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut C, CstNode, &TomlDoc) + 'c` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/visitor.rs:29:21 [INFO] [stdout] | [INFO] [stdout] 29 | let cb: Box = [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut C, CstNode, &TomlDoc) + 'c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/lib.rs:168:25 [INFO] [stdout] | [INFO] [stdout] 168 | len += (text.len() as u32).into(); [INFO] [stdout] | ^^ -------------------------- this method call resolves to `T` [INFO] [stdout] | | [INFO] [stdout] | cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `tom`. [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" "bba167b14a7ebc94f6567727fb5a6471c2f6b79ff7e934d169528a9e2dc398d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bba167b14a7ebc94f6567727fb5a6471c2f6b79ff7e934d169528a9e2dc398d9", kill_on_drop: false }` [INFO] [stdout] bba167b14a7ebc94f6567727fb5a6471c2f6b79ff7e934d169528a9e2dc398d9