[INFO] fetching crate rsplitter 0.2.0... [INFO] checking rsplitter-0.2.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate rsplitter 0.2.0 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate rsplitter 0.2.0 [INFO] finished tweaking crates.io crate rsplitter 0.2.0 [INFO] tweaked toml for crates.io crate rsplitter 0.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate rsplitter 0.2.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 1 package to latest compatible version [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2c0c9e51e56334e9c52e8d3afb98ed309182d4fbbfa3e038ba6bda47a700e663 [INFO] running `Command { std: "docker" "start" "-a" "2c0c9e51e56334e9c52e8d3afb98ed309182d4fbbfa3e038ba6bda47a700e663", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2c0c9e51e56334e9c52e8d3afb98ed309182d4fbbfa3e038ba6bda47a700e663", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c0c9e51e56334e9c52e8d3afb98ed309182d4fbbfa3e038ba6bda47a700e663", kill_on_drop: false }` [INFO] [stdout] 2c0c9e51e56334e9c52e8d3afb98ed309182d4fbbfa3e038ba6bda47a700e663 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fa4e2e3e571e84d65de260e2e205aab486701b340d8684675747bbb914cf753f [INFO] running `Command { std: "docker" "start" "-a" "fa4e2e3e571e84d65de260e2e205aab486701b340d8684675747bbb914cf753f", kill_on_drop: false }` [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking rsplitter v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `LanguageModel` is never constructed [INFO] [stdout] --> src/language_model.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct LanguageModel { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `best_match`, `build_cost_array`, `lines_from_file`, `minimal_cost`, `set_cost_dict`, and `split` are never used [INFO] [stdout] --> src/language_model.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 13 | impl LanguageModel { [INFO] [stdout] | ------------------ methods in this implementation [INFO] [stdout] 14 | fn best_match(&mut self, i: i32, text: String, cost: Vec) -> (f32, f32) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 47 | fn build_cost_array(&mut self, text_length: u32, text: String, cost: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 57 | fn lines_from_file(&mut self) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 75 | fn minimal_cost(&mut self, text: String, cost: Vec, text_length: u32) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 115 | fn set_cost_dict(&mut self) -> (HashMap, i32) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 150 | pub fn split(&mut self, text: String) -> String { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.51s [INFO] running `Command { std: "docker" "inspect" "fa4e2e3e571e84d65de260e2e205aab486701b340d8684675747bbb914cf753f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa4e2e3e571e84d65de260e2e205aab486701b340d8684675747bbb914cf753f", kill_on_drop: false }` [INFO] [stdout] fa4e2e3e571e84d65de260e2e205aab486701b340d8684675747bbb914cf753f