[INFO] cloning repository https://github.com/121601571/rust_dicttree [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/121601571/rust_dicttree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F121601571%2Frust_dicttree", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F121601571%2Frust_dicttree'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4cdd1d20ccfb8525bf564fb69206df89d54031bf [INFO] testing 121601571/rust_dicttree against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F121601571%2Frust_dicttree" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/121601571/rust_dicttree [INFO] finished tweaking git repo https://github.com/121601571/rust_dicttree [INFO] tweaked toml for git repo https://github.com/121601571/rust_dicttree written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/121601571/rust_dicttree on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/121601571/rust_dicttree 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 126 packages to latest compatible versions [INFO] [stderr] Adding addr2line v0.24.2 [INFO] [stderr] Adding adler2 v2.0.1 [INFO] [stderr] Adding aho-corasick v1.1.3 [INFO] [stderr] Adding android_system_properties v0.1.5 [INFO] [stderr] Adding ansi_term v0.12.1 [INFO] [stderr] Adding async-stream v0.3.6 [INFO] [stderr] Adding async-stream-impl v0.3.6 [INFO] [stderr] Adding atoi v0.3.3 [INFO] [stderr] Adding atty v0.2.14 [INFO] [stderr] Adding autocfg v1.5.0 [INFO] [stderr] Adding backtrace v0.3.75 [INFO] [stderr] Adding bitflags v1.3.2 [INFO] [stderr] Adding bitflags v2.9.4 [INFO] [stderr] Adding bumpalo v3.19.0 [INFO] [stderr] Adding bytes v1.10.1 [INFO] [stderr] Adding cc v1.2.36 [INFO] [stderr] Adding cfg-if v1.0.3 [INFO] [stderr] Adding chrono v0.4.42 [INFO] [stderr] Adding clap v2.34.0 [INFO] [stderr] 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tracing-serde v0.1.3 [INFO] [stderr] Adding tracing-subscriber v0.2.25 [INFO] [stderr] Adding unicode-ident v1.0.19 [INFO] [stderr] Adding unicode-segmentation v1.12.0 [INFO] [stderr] Adding unicode-width v0.1.14 [INFO] [stderr] Adding valuable v0.1.1 [INFO] [stderr] Adding vec_map v0.8.2 [INFO] [stderr] Adding version_check v0.9.5 [INFO] [stderr] Adding wasi v0.11.1+wasi-snapshot-preview1 [INFO] [stderr] Adding wasm-bindgen v0.2.101 [INFO] [stderr] Adding wasm-bindgen-backend v0.2.101 [INFO] [stderr] Adding wasm-bindgen-macro v0.2.101 [INFO] [stderr] Adding wasm-bindgen-macro-support v0.2.101 [INFO] [stderr] Adding wasm-bindgen-shared v0.2.101 [INFO] [stderr] Adding winapi v0.3.9 [INFO] [stderr] Adding winapi-i686-pc-windows-gnu v0.4.0 [INFO] [stderr] Adding winapi-x86_64-pc-windows-gnu v0.4.0 [INFO] [stderr] Adding windows-core v0.61.2 [INFO] [stderr] Adding windows-implement v0.60.0 [INFO] [stderr] Adding windows-interface v0.59.1 [INFO] [stderr] Adding windows-link v0.1.3 [INFO] [stderr] Adding windows-link v0.2.0 [INFO] [stderr] Adding windows-result v0.3.4 [INFO] [stderr] Adding windows-strings v0.4.2 [INFO] [stderr] Adding windows-sys v0.59.0 [INFO] [stderr] Adding windows-targets v0.52.6 [INFO] [stderr] Adding windows_aarch64_gnullvm v0.52.6 [INFO] [stderr] Adding windows_aarch64_msvc v0.52.6 [INFO] [stderr] Adding windows_i686_gnu v0.52.6 [INFO] [stderr] Adding windows_i686_gnullvm v0.52.6 [INFO] [stderr] Adding windows_i686_msvc v0.52.6 [INFO] [stderr] Adding windows_x86_64_gnu v0.52.6 [INFO] [stderr] Adding windows_x86_64_gnullvm v0.52.6 [INFO] [stderr] Adding windows_x86_64_msvc v0.52.6 [INFO] [stderr] Adding zerocopy v0.8.27 [INFO] [stderr] Adding zerocopy-derive v0.8.27 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded atoi v0.3.3 [INFO] [stderr] Downloaded tracing-log v0.1.4 [INFO] [stderr] Downloaded mini-redis v0.4.1 [INFO] [stderr] Downloaded zerocopy-derive v0.8.27 [INFO] [stderr] Downloaded zerocopy v0.8.27 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6573b2efa6a7d4245291e1057d87a8d038b11768657c571e1e05c26644ba08c9 [INFO] running `Command { std: "docker" "start" "-a" "6573b2efa6a7d4245291e1057d87a8d038b11768657c571e1e05c26644ba08c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6573b2efa6a7d4245291e1057d87a8d038b11768657c571e1e05c26644ba08c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6573b2efa6a7d4245291e1057d87a8d038b11768657c571e1e05c26644ba08c9", kill_on_drop: false }` [INFO] [stdout] 6573b2efa6a7d4245291e1057d87a8d038b11768657c571e1e05c26644ba08c9 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0ebdb42dbb4ec8ad10909166d0ef5da22f38c8921cbf9f53ac396d71d85e0712 [INFO] running `Command { std: "docker" "start" "-a" "0ebdb42dbb4ec8ad10909166d0ef5da22f38c8921cbf9f53ac396d71d85e0712", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v1.0.3 [INFO] [stderr] Compiling smallvec v1.15.1 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling zerocopy v0.8.27 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling regex-syntax v0.8.6 [INFO] [stderr] Compiling serde_json v1.0.143 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling log v0.4.28 [INFO] [stderr] Compiling matchers v0.0.1 [INFO] [stderr] Compiling getrandom v0.2.16 [INFO] [stderr] Compiling thread_local v1.1.9 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling tracing-log v0.1.4 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling parking_lot_core v0.9.11 [INFO] [stderr] Compiling parking_lot v0.12.4 [INFO] [stderr] Compiling regex-automata v0.4.10 [INFO] [stderr] Compiling chrono v0.4.42 [INFO] [stderr] Compiling atoi v0.3.3 [INFO] [stderr] Compiling ppv-lite86 v0.2.21 [INFO] [stderr] Compiling regex v1.11.2 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Compiling tracing-serde v0.1.3 [INFO] [stderr] Compiling structopt v0.3.26 [INFO] [stderr] Compiling tracing-attributes v0.1.30 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling pin-project-internal v1.1.10 [INFO] [stderr] Compiling async-stream-impl v0.3.6 [INFO] [stderr] Compiling async-stream v0.3.6 [INFO] [stderr] Compiling tokio v1.47.1 [INFO] [stderr] Compiling pin-project v1.1.10 [INFO] [stderr] Compiling tracing v0.1.41 [INFO] [stderr] Compiling tracing-futures v0.2.5 [INFO] [stderr] Compiling tracing-subscriber v0.2.25 [INFO] [stderr] Compiling tokio-stream v0.1.17 [INFO] [stderr] Compiling mini-redis v0.4.1 [INFO] [stderr] Compiling dict_tree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:23:17 [INFO] [stdout] | [INFO] [stdout] 23 | let mut res = vec![]; [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:137:25 [INFO] [stdout] | [INFO] [stdout] 137 | let mut node1 = self.iter_value_node(input[0]); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: found module declaration for lib.rs [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | mod lib; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: lib.rs is the root of this crate's library target [INFO] [stdout] = help: to refer to it from other targets, use the library's name as the path [INFO] [stdout] = note: `#[warn(special_module_name)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:23:17 [INFO] [stdout] | [INFO] [stdout] 23 | let mut res = vec![]; [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:137:25 [INFO] [stdout] | [INFO] [stdout] 137 | let mut node1 = self.iter_value_node(input[0]); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MyTree` is never constructed [INFO] [stdout] --> src/lib.rs:3:16 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct MyTree { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/lib.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 10 | impl MyTree { [INFO] [stdout] | ----------- associated items in this implementation [INFO] [stdout] 11 | fn contains_value(&self, input: char) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 22 | pub fn find_suffix(&mut self, input: Vec) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 59 | pub fn iter_self_values_dry(&self) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 73 | fn iter_self_values(&self, contains_self: bool) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 99 | fn iter_value_node(&mut self, input: char) -> &mut MyTree { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 110 | pub fn new(node_val: char, ep: bool) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 118 | pub fn contains_whole(&mut self, input: Vec) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 133 | pub fn add_chars(&mut self, input: Vec) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `random_gen` is never used [INFO] [stdout] --> src/mass_test.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn random_gen() -> Vec { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mass_gen` is never used [INFO] [stdout] --> src/mass_test.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn mass_gen(sum1: u32) -> Vec> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 39.67s [INFO] running `Command { std: "docker" "inspect" "0ebdb42dbb4ec8ad10909166d0ef5da22f38c8921cbf9f53ac396d71d85e0712", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ebdb42dbb4ec8ad10909166d0ef5da22f38c8921cbf9f53ac396d71d85e0712", kill_on_drop: false }` [INFO] [stdout] 0ebdb42dbb4ec8ad10909166d0ef5da22f38c8921cbf9f53ac396d71d85e0712 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2ba80b4969543174e2c2a6101ed4506fdd6becf1284774a5b2d21721f54e029c [INFO] running `Command { std: "docker" "start" "-a" "2ba80b4969543174e2c2a6101ed4506fdd6becf1284774a5b2d21721f54e029c", kill_on_drop: false }` [INFO] [stderr] Compiling dict_tree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:23:17 [INFO] [stdout] | [INFO] [stdout] 23 | let mut res = vec![]; [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:137:25 [INFO] [stdout] | [INFO] [stdout] 137 | let mut node1 = self.iter_value_node(input[0]); [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/lib.rs:23:17 [INFO] [stdout] | [INFO] [stdout] 23 | let mut res = vec![]; [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:137:25 [INFO] [stdout] | [INFO] [stdout] 137 | let mut node1 = self.iter_value_node(input[0]); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: found module declaration for lib.rs [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | mod lib; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: lib.rs is the root of this crate's library target [INFO] [stdout] = help: to refer to it from other targets, use the library's name as the path [INFO] [stdout] = note: `#[warn(special_module_name)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:23:17 [INFO] [stdout] | [INFO] [stdout] 23 | let mut res = vec![]; [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:137:25 [INFO] [stdout] | [INFO] [stdout] 137 | let mut node1 = self.iter_value_node(input[0]); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MyTree` is never constructed [INFO] [stdout] --> src/lib.rs:3:16 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct MyTree { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/lib.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 10 | impl MyTree { [INFO] [stdout] | ----------- associated items in this implementation [INFO] [stdout] 11 | fn contains_value(&self, input: char) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 22 | pub fn find_suffix(&mut self, input: Vec) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 59 | pub fn iter_self_values_dry(&self) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 73 | fn iter_self_values(&self, contains_self: bool) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 99 | fn iter_value_node(&mut self, input: char) -> &mut MyTree { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 110 | pub fn new(node_val: char, ep: bool) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 118 | pub fn contains_whole(&mut self, input: Vec) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 133 | pub fn add_chars(&mut self, input: Vec) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `random_gen` is never used [INFO] [stdout] --> src/mass_test.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn random_gen() -> Vec { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mass_gen` is never used [INFO] [stdout] --> src/mass_test.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn mass_gen(sum1: u32) -> Vec> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.79s [INFO] running `Command { std: "docker" "inspect" "2ba80b4969543174e2c2a6101ed4506fdd6becf1284774a5b2d21721f54e029c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ba80b4969543174e2c2a6101ed4506fdd6becf1284774a5b2d21721f54e029c", kill_on_drop: false }` [INFO] [stdout] 2ba80b4969543174e2c2a6101ed4506fdd6becf1284774a5b2d21721f54e029c [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 95078aa1af2d2eea8ccf0cdd4faebce95339e702532bc7eff91daf76630eb5d5 [INFO] running `Command { std: "docker" "start" "-a" "95078aa1af2d2eea8ccf0cdd4faebce95339e702532bc7eff91daf76630eb5d5", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:23:17 [INFO] [stderr] | [INFO] [stderr] 23 | let mut res = vec![]; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:137:25 [INFO] [stderr] | [INFO] [stderr] 137 | let mut node1 = self.iter_value_node(input[0]); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: `dict_tree` (lib) generated 2 warnings (run `cargo fix --lib -p dict_tree` to apply 2 suggestions) [INFO] [stderr] warning: found module declaration for lib.rs [INFO] [stderr] --> src/main.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | mod lib; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: lib.rs is the root of this crate's library target [INFO] [stderr] = help: to refer to it from other targets, use the library's name as the path [INFO] [stderr] = note: `#[warn(special_module_name)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct `MyTree` is never constructed [INFO] [stderr] --> src/lib.rs:3:16 [INFO] [stderr] | [INFO] [stderr] 3 | pub struct MyTree { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: multiple associated items are never used [INFO] [stderr] --> src/lib.rs:11:12 [INFO] [stderr] | [INFO] [stderr] 10 | impl MyTree { [INFO] [stderr] | ----------- associated items in this implementation [INFO] [stderr] 11 | fn contains_value(&self, input: char) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 22 | pub fn find_suffix(&mut self, input: Vec) -> Vec> { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 59 | pub fn iter_self_values_dry(&self) -> Vec> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 73 | fn iter_self_values(&self, contains_self: bool) -> Vec> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 99 | fn iter_value_node(&mut self, input: char) -> &mut MyTree { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 110 | pub fn new(node_val: char, ep: bool) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 118 | pub fn contains_whole(&mut self, input: Vec) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 133 | pub fn add_chars(&mut self, input: Vec) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `random_gen` is never used [INFO] [stderr] --> src/mass_test.rs:4:12 [INFO] [stderr] | [INFO] [stderr] 4 | pub fn random_gen() -> Vec { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `mass_gen` is never used [INFO] [stderr] --> src/mass_test.rs:16:12 [INFO] [stderr] | [INFO] [stderr] 16 | pub fn mass_gen(sum1: u32) -> Vec> { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `dict_tree` (bin "dict_tree" test) generated 7 warnings (2 duplicates) [INFO] [stderr] warning: `dict_tree` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dict_tree-adef412a513a994f) [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/dict_tree-260d82f6055bf3f2) [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests dict_tree [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "95078aa1af2d2eea8ccf0cdd4faebce95339e702532bc7eff91daf76630eb5d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95078aa1af2d2eea8ccf0cdd4faebce95339e702532bc7eff91daf76630eb5d5", kill_on_drop: false }` [INFO] [stdout] 95078aa1af2d2eea8ccf0cdd4faebce95339e702532bc7eff91daf76630eb5d5