[INFO] fetching crate notmecab 0.5.1... [INFO] building notmecab-0.5.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2 [INFO] extracting crate notmecab 0.5.1 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate notmecab 0.5.1 [INFO] finished tweaking crates.io crate notmecab 0.5.1 [INFO] tweaked toml for crates.io crate notmecab 0.5.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate notmecab 0.5.1 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 17 packages to latest compatible versions [INFO] [stderr] Adding hashbrown v0.6.3 (available: v0.16.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ahash v0.2.19 [INFO] [stderr] Downloaded hashbrown v0.6.3 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] da4e67783949bbef93672f832817e6c708fcba91f142d1b6a0e4a6aa680cf731 [INFO] running `Command { std: "docker" "start" "-a" "da4e67783949bbef93672f832817e6c708fcba91f142d1b6a0e4a6aa680cf731", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "da4e67783949bbef93672f832817e6c708fcba91f142d1b6a0e4a6aa680cf731", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da4e67783949bbef93672f832817e6c708fcba91f142d1b6a0e4a6aa680cf731", kill_on_drop: false }` [INFO] [stdout] da4e67783949bbef93672f832817e6c708fcba91f142d1b6a0e4a6aa680cf731 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3ff23ddc5aff10b925785bda274a45662a8f6217f3a43a0df5e514aec605f30b [INFO] running `Command { std: "docker" "start" "-a" "3ff23ddc5aff10b925785bda274a45662a8f6217f3a43a0df5e514aec605f30b", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v1.0.3 [INFO] [stderr] Compiling crunchy v0.2.4 [INFO] [stderr] Compiling tiny-keccak v2.0.2 [INFO] [stderr] Compiling hashbrown v0.6.3 [INFO] [stderr] Compiling memmap v0.7.0 [INFO] [stderr] Compiling getrandom v0.2.16 [INFO] [stderr] Compiling const-random-macro v0.1.16 [INFO] [stderr] Compiling const-random v0.1.18 [INFO] [stderr] Compiling ahash v0.2.19 [INFO] [stderr] Compiling notmecab v0.5.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:287:13 [INFO] [stdout] | [INFO] [stdout] 287 | let mut matrix = &mut self.matrix; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:330:13 [INFO] [stdout] | [INFO] [stdout] 330 | let mut matrix = &mut self.matrix; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `pos` is never read [INFO] [stdout] --> src/lib.rs:95:5 [INFO] [stdout] | [INFO] [stdout] 88 | pub struct LexerToken { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 95 | pos : u16, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LexerToken` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.97s [INFO] running `Command { std: "docker" "inspect" "3ff23ddc5aff10b925785bda274a45662a8f6217f3a43a0df5e514aec605f30b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ff23ddc5aff10b925785bda274a45662a8f6217f3a43a0df5e514aec605f30b", kill_on_drop: false }` [INFO] [stdout] 3ff23ddc5aff10b925785bda274a45662a8f6217f3a43a0df5e514aec605f30b [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f8c3f0e3431729c2d292ced95877e6acdc0f8f1fefd760ae5565bd5d773f02cf [INFO] running `Command { std: "docker" "start" "-a" "f8c3f0e3431729c2d292ced95877e6acdc0f8f1fefd760ae5565bd5d773f02cf", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.176 [INFO] [stderr] Compiling hashbrown v0.6.3 [INFO] [stderr] Compiling memmap v0.7.0 [INFO] [stderr] Compiling getrandom v0.2.16 [INFO] [stderr] Compiling const-random-macro v0.1.16 [INFO] [stderr] Compiling const-random v0.1.18 [INFO] [stderr] Compiling ahash v0.2.19 [INFO] [stderr] Compiling notmecab v0.5.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:287:13 [INFO] [stdout] | [INFO] [stdout] 287 | let mut matrix = &mut self.matrix; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:330:13 [INFO] [stdout] | [INFO] [stdout] 330 | let mut matrix = &mut self.matrix; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `pos` is never read [INFO] [stdout] --> src/lib.rs:95:5 [INFO] [stdout] | [INFO] [stdout] 88 | pub struct LexerToken { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 95 | pos : u16, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LexerToken` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:287:13 [INFO] [stdout] | [INFO] [stdout] 287 | let mut matrix = &mut self.matrix; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:330:13 [INFO] [stdout] | [INFO] [stdout] 330 | let mut matrix = &mut self.matrix; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `pos` is never read [INFO] [stdout] --> src/lib.rs:95:5 [INFO] [stdout] | [INFO] [stdout] 88 | pub struct LexerToken { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 95 | pos : u16, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LexerToken` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [optimized + debuginfo] target(s) in 8.00s [INFO] running `Command { std: "docker" "inspect" "f8c3f0e3431729c2d292ced95877e6acdc0f8f1fefd760ae5565bd5d773f02cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f8c3f0e3431729c2d292ced95877e6acdc0f8f1fefd760ae5565bd5d773f02cf", kill_on_drop: false }` [INFO] [stdout] f8c3f0e3431729c2d292ced95877e6acdc0f8f1fefd760ae5565bd5d773f02cf