[INFO] fetching crate tom 0.0.1... [INFO] checking tom-0.0.1 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3 [INFO] extracting crate tom 0.0.1 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate tom 0.0.1 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-4-tc1/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-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 46 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding itertools v0.7.11 (latest: v0.12.1) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding string-interner v0.6.4 (latest: v0.15.0) [INFO] [stderr] Adding strsim v0.8.0 (latest: v0.11.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.57) [INFO] [stderr] Adding synstructure v0.12.6 (latest: v0.13.1) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded string-interner v0.6.4 [INFO] [stderr] Downloaded uncover v0.1.2 [INFO] [stderr] Downloaded text_unit v0.1.10 [INFO] [stderr] Downloaded m_lexer v0.0.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] af0e68116a53b4aaf252a5f90b9fb37a33fbb638b1fe66c3690b0f4fdcf608a0 [INFO] running `Command { std: "docker" "start" "-a" "af0e68116a53b4aaf252a5f90b9fb37a33fbb638b1fe66c3690b0f4fdcf608a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "af0e68116a53b4aaf252a5f90b9fb37a33fbb638b1fe66c3690b0f4fdcf608a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af0e68116a53b4aaf252a5f90b9fb37a33fbb638b1fe66c3690b0f4fdcf608a0", kill_on_drop: false }` [INFO] [stdout] af0e68116a53b4aaf252a5f90b9fb37a33fbb638b1fe66c3690b0f4fdcf608a0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 46f31a7836aa39aade4b3521c15b3e18ff20856547158163ede48006acc72621 [INFO] running `Command { std: "docker" "start" "-a" "46f31a7836aa39aade4b3521c15b3e18ff20856547158163ede48006acc72621", kill_on_drop: false }` [INFO] [stderr] Checking backtrace v0.3.71 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Checking uncover v0.1.2 [INFO] [stderr] Checking m_lexer v0.0.4 [INFO] [stderr] Checking string-interner v0.6.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking text_unit v0.1.10 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking failure v0.1.8 [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 5 | callbacks: Vec>, [INFO] [stdout] | +++ [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 29 | let cb: Box = [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/lib.rs:168:48 [INFO] [stdout] | [INFO] [stdout] 168 | len += (text.len() as u32).into(); [INFO] [stdout] | -- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | type must be known at this point [INFO] [stdout] | [INFO] [stdout] = note: multiple `impl`s satisfying `TextUnit: AddAssign<_>` found in the `text_unit` crate: [INFO] [stdout] - impl AddAssign for TextUnit; [INFO] [stdout] - impl<'a> AddAssign<&'a TextUnit> for TextUnit; [INFO] [stdout] help: try using a fully qualified path to specify the expected types [INFO] [stdout] | [INFO] [stdout] 168 | len += >::into((text.len() as u32)); [INFO] [stdout] | +++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/lib.rs:168:48 [INFO] [stdout] | [INFO] [stdout] 168 | len += (text.len() as u32).into(); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: multiple `impl`s satisfying `_: From` found in the following crates: `core`, `text_unit`: [INFO] [stdout] - impl From for AtomicU32; [INFO] [stdout] - impl From for Ipv4Addr; [INFO] [stdout] - impl From for TextUnit; [INFO] [stdout] - impl From for f64; [INFO] [stdout] - impl From for i128; [INFO] [stdout] - impl From for i64; [INFO] [stdout] - impl From for u128; [INFO] [stdout] - impl From for u64; [INFO] [stdout] = note: required for `u32` to implement `Into<_>` [INFO] [stdout] help: try using a fully qualified path to specify the expected types [INFO] [stdout] | [INFO] [stdout] 168 | len += >::into((text.len() as u32)); [INFO] [stdout] | +++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stderr] error: could not compile `tom` (lib) due to 3 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "46f31a7836aa39aade4b3521c15b3e18ff20856547158163ede48006acc72621", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "46f31a7836aa39aade4b3521c15b3e18ff20856547158163ede48006acc72621", kill_on_drop: false }` [INFO] [stdout] 46f31a7836aa39aade4b3521c15b3e18ff20856547158163ede48006acc72621