[INFO] fetching crate lumberjack 0.3.1... [INFO] checking lumberjack-0.3.1 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] extracting crate lumberjack 0.3.1 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate lumberjack 0.3.1 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate lumberjack 0.3.1 [INFO] finished tweaking crates.io crate lumberjack 0.3.1 [INFO] tweaked toml for crates.io crate lumberjack 0.3.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 46 packages to latest compatible versions [INFO] [stderr] Adding addr2line v0.22.0 (latest: v0.24.1) [INFO] [stderr] Adding conllx v0.11.2 (latest: v0.12.1) [INFO] [stderr] Adding fixedbitset v0.1.9 (latest: v0.5.7) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.1.0) [INFO] [stderr] Adding gimli v0.29.0 (latest: v0.31.0) [INFO] [stderr] Adding itertools v0.7.11 (latest: v0.13.0) [INFO] [stderr] Adding itertools v0.8.2 (latest: v0.13.0) [INFO] [stderr] Adding lazy-init v0.3.0 (latest: v0.5.1) [INFO] [stderr] Adding miniz_oxide v0.7.4 (latest: v0.8.0) [INFO] [stderr] Adding ordermap v0.3.5 (latest: v0.5.2) [INFO] [stderr] Adding petgraph v0.4.13 (latest: v0.6.5) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.76) [INFO] [stderr] Adding synstructure v0.12.6 (latest: v0.13.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded itertools v0.7.11 [INFO] [stderr] Downloaded lazy-init v0.3.0 [INFO] [stderr] Downloaded fixedbitset v0.1.9 [INFO] [stderr] Downloaded conllx v0.11.2 [INFO] [stderr] Downloaded ordermap v0.3.5 [INFO] [stderr] Downloaded petgraph v0.4.13 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9fd444f5259c2969a2f50f1906eba3e703eeb72428e87e3c2b9241617e4d4309 [INFO] running `Command { std: "docker" "start" "-a" "9fd444f5259c2969a2f50f1906eba3e703eeb72428e87e3c2b9241617e4d4309", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9fd444f5259c2969a2f50f1906eba3e703eeb72428e87e3c2b9241617e4d4309", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9fd444f5259c2969a2f50f1906eba3e703eeb72428e87e3c2b9241617e4d4309", kill_on_drop: false }` [INFO] [stdout] 9fd444f5259c2969a2f50f1906eba3e703eeb72428e87e3c2b9241617e4d4309 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f040d92d40cb42a46f47d36d4faf054185d0ee10920a1a110f34106a51c5bebf [INFO] running `Command { std: "docker" "start" "-a" "f040d92d40cb42a46f47d36d4faf054185d0ee10920a1a110f34106a51c5bebf", kill_on_drop: false }` [INFO] [stderr] Checking gimli v0.29.0 [INFO] [stderr] Checking object v0.36.3 [INFO] [stderr] Compiling backtrace v0.3.73 [INFO] [stderr] Checking miniz_oxide v0.7.4 [INFO] [stderr] Checking fixedbitset v0.1.9 [INFO] [stderr] Checking ordermap v0.3.5 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Checking ucd-trie v0.1.6 [INFO] [stderr] Checking lazy-init v0.3.0 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling thiserror v1.0.63 [INFO] [stderr] Compiling pest v2.7.11 [INFO] [stderr] Checking petgraph v0.4.13 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling pest_meta v2.7.11 [INFO] [stderr] Checking addr2line v0.22.0 [INFO] [stderr] Compiling pest_generator v2.7.11 [INFO] [stderr] Compiling pest_derive v2.7.11 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking conllx v0.11.2 [INFO] [stderr] Checking lumberjack v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/io/ptb.rs:321:48 [INFO] [stdout] | [INFO] [stdout] 321 | buffer.push_str(line.as_str());; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/io/ptb.rs:321:48 [INFO] [stdout] | [INFO] [stdout] 321 | buffer.push_str(line.as_str());; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/tree.rs:352:14 [INFO] [stdout] | [INFO] [stdout] 352 | ) -> Box + 'a> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) 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] 352 | ) -> Box + 'a> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/tree.rs:352:14 [INFO] [stdout] | [INFO] [stdout] 352 | ) -> Box + 'a> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) 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] 352 | ) -> Box + 'a> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.28s [INFO] running `Command { std: "docker" "inspect" "f040d92d40cb42a46f47d36d4faf054185d0ee10920a1a110f34106a51c5bebf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f040d92d40cb42a46f47d36d4faf054185d0ee10920a1a110f34106a51c5bebf", kill_on_drop: false }` [INFO] [stdout] f040d92d40cb42a46f47d36d4faf054185d0ee10920a1a110f34106a51c5bebf