[INFO] cloning repository https://github.com/kristopherbullinger/tokenizers [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kristopherbullinger/tokenizers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkristopherbullinger%2Ftokenizers", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkristopherbullinger%2Ftokenizers'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f45806b149f71c5d757b45cfe8e211595e985b3c [INFO] checking kristopherbullinger/tokenizers against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkristopherbullinger%2Ftokenizers" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kristopherbullinger/tokenizers 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 git repo https://github.com/kristopherbullinger/tokenizers [INFO] finished tweaking git repo https://github.com/kristopherbullinger/tokenizers [INFO] tweaked toml for git repo https://github.com/kristopherbullinger/tokenizers written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/kristopherbullinger/tokenizers already has a lockfile, it will not be regenerated [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 thread_local v1.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 975389cb6fc52c9033dba6c92535f6138854d8fc075ba41533bdd92ac038fe7d [INFO] running `Command { std: "docker" "start" "-a" "975389cb6fc52c9033dba6c92535f6138854d8fc075ba41533bdd92ac038fe7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "975389cb6fc52c9033dba6c92535f6138854d8fc075ba41533bdd92ac038fe7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "975389cb6fc52c9033dba6c92535f6138854d8fc075ba41533bdd92ac038fe7d", kill_on_drop: false }` [INFO] [stdout] 975389cb6fc52c9033dba6c92535f6138854d8fc075ba41533bdd92ac038fe7d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 3d8abb1f061458cd80d7749ece2e7465895f6e4f7be0de0c01f12ae5f1424c4a [INFO] running `Command { std: "docker" "start" "-a" "3d8abb1f061458cd80d7749ece2e7465895f6e4f7be0de0c01f12ae5f1424c4a", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Checking thread_local v1.1.0 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Checking gelato-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/linked_list.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 58 | let mut penultimate_node = self.get_node_mut(self.len - 2).unwrap(); //annoying variable name [INFO] [stdout] | ----^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/linked_list.rs:91:21 [INFO] [stdout] | [INFO] [stdout] 91 | let mut node = match self.get_node_mut(n - 1) { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/linked_list.rs:200:13 [INFO] [stdout] | [INFO] [stdout] 200 | let mut out = self.node?; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `language` and `token_matchers` are never read [INFO] [stdout] --> src/lib.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct LanguageConfig { [INFO] [stdout] | -------------- fields in this struct [INFO] [stdout] 10 | language: Language, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 11 | token_matchers: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `token_type` and `patterns` are never read [INFO] [stdout] --> src/lib.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 15 | struct Matcher { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 16 | token_type: TokenType, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 17 | patterns: Vec, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `source` and `language_config` are never read [INFO] [stdout] --> src/lib.rs:117:5 [INFO] [stdout] | [INFO] [stdout] 116 | pub struct Tokenizer<'a> { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 117 | source: &'a str, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 118 | language_config: LanguageConfig, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `inner_mut` is never used [INFO] [stdout] --> src/linked_list.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 13 | impl Node { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 29 | fn inner_mut(&mut self) -> &mut T { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple methods are never used [INFO] [stdout] --> src/linked_list.rs:53:8 [INFO] [stdout] | [INFO] [stdout] 34 | impl LinkedList { [INFO] [stdout] | --------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 53 | fn pop_node_back(&mut self) -> Option>> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 62 | pub fn pop_back(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 66 | fn push_node_front(&mut self, mut new_head: Box>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 73 | pub fn push_front(&mut self, value: T) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 83 | pub fn insert(&mut self, value: T, n: usize) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 103 | pub fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 113 | fn get_node(&self, n: usize) -> Option<&Box>> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 124 | pub fn get(&self, n: usize) -> Option<&T> { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 128 | fn get_node_mut(&mut self, n: usize) -> Option<&mut Box>> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 139 | pub fn get_mut(&mut self, n: usize) -> Option<&mut T> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 143 | pub fn push_back(&mut self, value: T) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 153 | fn head_node(&self) -> Option<&Box>> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 157 | pub fn head(&self) -> Option<&T> { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 161 | fn tail_node(&self) -> Option<&Box>> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 165 | pub fn tail(&self) -> Option<&T> { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 169 | fn get_tail_node_mut(&mut self) -> Option<&mut Box>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 173 | pub fn tail_mut(&mut self) -> Option<&mut T> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 181 | pub fn reverse(&mut self) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/linked_list.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 58 | let mut penultimate_node = self.get_node_mut(self.len - 2).unwrap(); //annoying variable name [INFO] [stdout] | ----^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/linked_list.rs:91:21 [INFO] [stdout] | [INFO] [stdout] 91 | let mut node = match self.get_node_mut(n - 1) { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/linked_list.rs:200:13 [INFO] [stdout] | [INFO] [stdout] 200 | let mut out = self.node?; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `language` and `token_matchers` are never read [INFO] [stdout] --> src/lib.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct LanguageConfig { [INFO] [stdout] | -------------- fields in this struct [INFO] [stdout] 10 | language: Language, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 11 | token_matchers: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `token_type` and `patterns` are never read [INFO] [stdout] --> src/lib.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 15 | struct Matcher { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 16 | token_type: TokenType, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 17 | patterns: Vec, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `source` and `language_config` are never read [INFO] [stdout] --> src/lib.rs:117:5 [INFO] [stdout] | [INFO] [stdout] 116 | pub struct Tokenizer<'a> { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 117 | source: &'a str, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 118 | language_config: LanguageConfig, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `inner_mut` is never used [INFO] [stdout] --> src/linked_list.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 13 | impl Node { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 29 | fn inner_mut(&mut self) -> &mut T { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_mut`, `get_tail_node_mut`, and `tail_mut` are never used [INFO] [stdout] --> src/linked_list.rs:139:12 [INFO] [stdout] | [INFO] [stdout] 34 | impl LinkedList { [INFO] [stdout] | --------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 139 | pub fn get_mut(&mut self, n: usize) -> Option<&mut T> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 169 | fn get_tail_node_mut(&mut self) -> Option<&mut Box>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 173 | pub fn tail_mut(&mut self) -> Option<&mut T> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.65s [INFO] running `Command { std: "docker" "inspect" "3d8abb1f061458cd80d7749ece2e7465895f6e4f7be0de0c01f12ae5f1424c4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d8abb1f061458cd80d7749ece2e7465895f6e4f7be0de0c01f12ae5f1424c4a", kill_on_drop: false }` [INFO] [stdout] 3d8abb1f061458cd80d7749ece2e7465895f6e4f7be0de0c01f12ae5f1424c4a