[INFO] fetching crate lumberjack 0.3.1... [INFO] checking lumberjack-0.3.1 against try#1c5262aa6c045a581fb974488793f09ed51fc498 for pr-78376 [INFO] extracting crate lumberjack 0.3.1 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate lumberjack 0.3.1 on toolchain 1c5262aa6c045a581fb974488793f09ed51fc498 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "read-manifest" "--manifest-path" "Cargo.toml", 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-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f12b44ac03af7f5f3f112b09811083297cd12b9a412524557d15c715a81791b8 [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" "f12b44ac03af7f5f3f112b09811083297cd12b9a412524557d15c715a81791b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f12b44ac03af7f5f3f112b09811083297cd12b9a412524557d15c715a81791b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f12b44ac03af7f5f3f112b09811083297cd12b9a412524557d15c715a81791b8", kill_on_drop: false }` [INFO] [stdout] f12b44ac03af7f5f3f112b09811083297cd12b9a412524557d15c715a81791b8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "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] f792144844cbd62bae9e031a63e4de5f4fd0c476c41e4581cce3ff1ec54d726b [INFO] running `Command { std: "docker" "start" "-a" "f792144844cbd62bae9e031a63e4de5f4fd0c476c41e4581cce3ff1ec54d726b", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Checking ordermap v0.3.5 [INFO] [stderr] Checking fixedbitset v0.1.9 [INFO] [stderr] Checking lazy-init v0.3.0 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Checking petgraph v0.4.13 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling syn v1.0.48 [INFO] [stderr] Checking backtrace v0.3.54 [INFO] [stderr] Compiling pest_meta v2.1.3 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling pest_derive v2.1.0 [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: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/tree.rs:352:14 [INFO] [stdout] | [INFO] [stdout] 352 | ) -> Box + 'a> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` 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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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 [unoptimized + debuginfo] target(s) in 31.58s [INFO] running `Command { std: "docker" "inspect" "f792144844cbd62bae9e031a63e4de5f4fd0c476c41e4581cce3ff1ec54d726b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f792144844cbd62bae9e031a63e4de5f4fd0c476c41e4581cce3ff1ec54d726b", kill_on_drop: false }` [INFO] [stdout] f792144844cbd62bae9e031a63e4de5f4fd0c476c41e4581cce3ff1ec54d726b