[INFO] cloning repository https://github.com/Slava0135/DIFFuzzer [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Slava0135/DIFFuzzer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSlava0135%2FDIFFuzzer", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSlava0135%2FDIFFuzzer'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9c4e2e3f8b0ab87d2a514976a0d2e4acedb971c3 [INFO] testing Slava0135/DIFFuzzer against 1.84.0 for beta-1.85-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSlava0135%2FDIFFuzzer" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Slava0135/DIFFuzzer on toolchain 1.84.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.84.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Slava0135/DIFFuzzer [INFO] finished tweaking git repo https://github.com/Slava0135/DIFFuzzer [INFO] tweaked toml for git repo https://github.com/Slava0135/DIFFuzzer written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Slava0135/DIFFuzzer 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" "+1.84.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2dc62b82c802ca01f2c7519a063b09e00696cbc236f5e28fcc3f450aa1181f88 [INFO] running `Command { std: "docker" "start" "-a" "2dc62b82c802ca01f2c7519a063b09e00696cbc236f5e28fcc3f450aa1181f88", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2dc62b82c802ca01f2c7519a063b09e00696cbc236f5e28fcc3f450aa1181f88", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2dc62b82c802ca01f2c7519a063b09e00696cbc236f5e28fcc3f450aa1181f88", kill_on_drop: false }` [INFO] [stdout] 2dc62b82c802ca01f2c7519a063b09e00696cbc236f5e28fcc3f450aa1181f88 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5d0f880b71de6ff8ee8e884fef08233bcc4098703dac3329aa65d48a2c11e991 [INFO] running `Command { std: "docker" "start" "-a" "5d0f880b71de6ff8ee8e884fef08233bcc4098703dac3329aa65d48a2c11e991", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.92 [INFO] [stderr] Compiling unicode-ident v1.0.14 [INFO] [stderr] Compiling serde v1.0.215 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Compiling libc v0.2.167 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling memchr v2.7.4 [INFO] [stderr] Compiling hashbrown v0.15.2 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling equivalent v1.0.1 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling utf8parse v0.2.2 [INFO] [stderr] Compiling itoa v1.0.14 [INFO] [stderr] Compiling ryu v1.0.18 [INFO] [stderr] Compiling destructure_traitobject v0.2.0 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling serde_json v1.0.133 [INFO] [stderr] Compiling anyhow v1.0.95 [INFO] [stderr] Compiling anstyle-parse v0.2.6 [INFO] [stderr] Compiling anstyle v1.0.10 [INFO] [stderr] Compiling scopeguard v1.2.0 [INFO] [stderr] Compiling is_terminal_polyfill v1.70.1 [INFO] [stderr] Compiling anstyle-query v1.1.2 [INFO] [stderr] Compiling colorchoice v1.0.3 [INFO] [stderr] Compiling smallvec v1.13.2 [INFO] [stderr] Compiling unsafe-any-ors v1.0.0 [INFO] [stderr] Compiling iana-time-zone v0.1.61 [INFO] [stderr] Compiling regex-syntax v0.8.5 [INFO] [stderr] Compiling winnow v0.6.20 [INFO] [stderr] Compiling heck v0.5.0 [INFO] [stderr] Compiling anstream v0.6.18 [INFO] [stderr] Compiling unsafe-libyaml v0.2.11 [INFO] [stderr] Compiling thiserror v2.0.9 [INFO] [stderr] Compiling clap_lex v0.7.4 [INFO] [stderr] Compiling strsim v0.11.1 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling typemap-ors v1.0.0 [INFO] [stderr] Compiling clap_builder v4.5.23 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling indexmap v2.7.0 [INFO] [stderr] Compiling log-mdc v0.1.0 [INFO] [stderr] Compiling humantime v2.1.0 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling once_cell v1.20.2 [INFO] [stderr] Compiling arc-swap v1.7.1 [INFO] [stderr] Compiling syn v2.0.90 [INFO] [stderr] Compiling getrandom v0.2.15 [INFO] [stderr] Compiling thread-id v4.2.2 [INFO] [stderr] Compiling siphasher v1.0.1 [INFO] [stderr] Compiling base64 v0.22.1 [INFO] [stderr] Compiling parking_lot v0.12.3 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling ordered-float v2.10.1 [INFO] [stderr] Compiling chrono v0.4.38 [INFO] [stderr] Compiling regex-automata v0.4.9 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Compiling serde_derive v1.0.215 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling thiserror-impl v2.0.9 [INFO] [stderr] Compiling clap_derive v4.5.18 [INFO] [stderr] Compiling regex v1.11.1 [INFO] [stderr] Compiling zerocopy v0.7.35 [INFO] [stderr] Compiling clap v4.5.23 [INFO] [stderr] Compiling ppv-lite86 v0.2.20 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling serde_spanned v0.6.8 [INFO] [stderr] Compiling toml_datetime v0.6.8 [INFO] [stderr] Compiling serde_yaml v0.9.34+deprecated [INFO] [stderr] Compiling log v0.4.22 [INFO] [stderr] Compiling serde-value v0.7.0 [INFO] [stderr] Compiling bincode v1.3.3 [INFO] [stderr] Compiling toml_edit v0.22.22 [INFO] [stderr] Compiling log4rs v1.3.0 [INFO] [stderr] Compiling toml v0.8.19 [INFO] [stderr] Compiling dif-fuzzer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `io` [INFO] [stdout] --> src/mount/mount.rs:1:29 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{fmt::Display, fs, io, path::Path, process::Command}; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `test_dir` [INFO] [stdout] --> src/blackbox/fuzzer.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | let test_dir = temp_dir.clone(); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_dir` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fst_harness` [INFO] [stdout] --> src/blackbox/fuzzer.rs:48:9 [INFO] [stdout] | [INFO] [stdout] 48 | let fst_harness = Harness::new( [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_fst_harness` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `snd_harness` [INFO] [stdout] --> src/blackbox/fuzzer.rs:55:9 [INFO] [stdout] | [INFO] [stdout] 55 | let snd_harness = Harness::new( [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_snd_harness` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `workload` [INFO] [stdout] --> src/blackbox/fuzzer.rs:64:13 [INFO] [stdout] | [INFO] [stdout] 64 | let workload = generate_new(&mut rng, trace_len, &config.operation_weights); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_workload` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `file`, `file_mut`, `root_mut`, and `root` are never used [INFO] [stdout] --> src/abstract_fs/executor.rs:177:8 [INFO] [stdout] | [INFO] [stdout] 45 | impl AbstractExecutor { [INFO] [stdout] | --------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 177 | fn file(&self, idx: &FileIndex) -> &File { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 181 | fn file_mut(&mut self, idx: &FileIndex) -> &mut File { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 185 | fn root_mut(&mut self) -> &mut Dir { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 189 | fn root(&self) -> &Dir { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `generate_new` is never used [INFO] [stdout] --> src/abstract_fs/generator.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn generate_new(rng: &mut impl Rng, size: usize, weights: &OperationWeights) -> Workload { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/abstract_fs/mutator.rs:25:12 [INFO] [stdout] | [INFO] [stdout] 24 | impl MutationWeights { [INFO] [stdout] | -------------------- associated function in this implementation [INFO] [stdout] 25 | pub fn new(weights: Vec<(MutationKind, u32)>) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FileDescriptor` is never constructed [INFO] [stdout] --> src/abstract_fs/node.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct FileDescriptor(usize); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FileDescriptor` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `parent` is never read [INFO] [stdout] --> src/abstract_fs/node.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 18 | pub struct Dir { [INFO] [stdout] | --- field in this struct [INFO] [stdout] 19 | pub parent: Option, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Dir` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `new` and `uniform` are never used [INFO] [stdout] --> src/abstract_fs/operation.rs:43:12 [INFO] [stdout] | [INFO] [stdout] 42 | impl OperationWeights { [INFO] [stdout] | --------------------- associated functions in this implementation [INFO] [stdout] 43 | pub fn new(weights: Vec<(OperationKind, u32)>) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 47 | pub fn uniform() -> Self { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `fuzz` is never used [INFO] [stdout] --> src/blackbox/fuzzer.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn fuzz( [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Hasher` is never constructed [INFO] [stdout] --> src/blackbox/hasher.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Hasher { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `HasherError` is never used [INFO] [stdout] --> src/blackbox/hasher.rs:9:6 [INFO] [stdout] | [INFO] [stdout] 9 | enum HasherError { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `compare` and `eval` are never used [INFO] [stdout] --> src/blackbox/hasher.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 13 | impl Hasher { [INFO] [stdout] | ----------- methods in this implementation [INFO] [stdout] 14 | pub fn compare(&self, fst_path: &Path, snd_path: &Path) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 31 | fn eval(&self, path: &Path) -> Result { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 44.29s [INFO] running `Command { std: "docker" "inspect" "5d0f880b71de6ff8ee8e884fef08233bcc4098703dac3329aa65d48a2c11e991", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d0f880b71de6ff8ee8e884fef08233bcc4098703dac3329aa65d48a2c11e991", kill_on_drop: false }` [INFO] [stdout] 5d0f880b71de6ff8ee8e884fef08233bcc4098703dac3329aa65d48a2c11e991 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 87b246c1f884253eea259c60b9fd1fa68241fe15d189125749fdac662b1d374e [INFO] running `Command { std: "docker" "start" "-a" "87b246c1f884253eea259c60b9fd1fa68241fe15d189125749fdac662b1d374e", kill_on_drop: false }` [INFO] [stderr] Compiling dif-fuzzer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `io` [INFO] [stdout] --> src/mount/mount.rs:1:29 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{fmt::Display, fs, io, path::Path, process::Command}; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `test_dir` [INFO] [stdout] --> src/blackbox/fuzzer.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | let test_dir = temp_dir.clone(); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_dir` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fst_harness` [INFO] [stdout] --> src/blackbox/fuzzer.rs:48:9 [INFO] [stdout] | [INFO] [stdout] 48 | let fst_harness = Harness::new( [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_fst_harness` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `snd_harness` [INFO] [stdout] --> src/blackbox/fuzzer.rs:55:9 [INFO] [stdout] | [INFO] [stdout] 55 | let snd_harness = Harness::new( [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_snd_harness` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `workload` [INFO] [stdout] --> src/blackbox/fuzzer.rs:64:13 [INFO] [stdout] | [INFO] [stdout] 64 | let workload = generate_new(&mut rng, trace_len, &config.operation_weights); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_workload` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `file`, `file_mut`, and `root_mut` are never used [INFO] [stdout] --> src/abstract_fs/executor.rs:177:8 [INFO] [stdout] | [INFO] [stdout] 45 | impl AbstractExecutor { [INFO] [stdout] | --------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 177 | fn file(&self, idx: &FileIndex) -> &File { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 181 | fn file_mut(&mut self, idx: &FileIndex) -> &mut File { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 185 | fn root_mut(&mut self) -> &mut Dir { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/abstract_fs/mutator.rs:25:12 [INFO] [stdout] | [INFO] [stdout] 24 | impl MutationWeights { [INFO] [stdout] | -------------------- associated function in this implementation [INFO] [stdout] 25 | pub fn new(weights: Vec<(MutationKind, u32)>) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FileDescriptor` is never constructed [INFO] [stdout] --> src/abstract_fs/node.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct FileDescriptor(usize); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FileDescriptor` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `parent` is never read [INFO] [stdout] --> src/abstract_fs/node.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 18 | pub struct Dir { [INFO] [stdout] | --- field in this struct [INFO] [stdout] 19 | pub parent: Option, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Dir` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `fuzz` is never used [INFO] [stdout] --> src/blackbox/fuzzer.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn fuzz( [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Hasher` is never constructed [INFO] [stdout] --> src/blackbox/hasher.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Hasher { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `HasherError` is never used [INFO] [stdout] --> src/blackbox/hasher.rs:9:6 [INFO] [stdout] | [INFO] [stdout] 9 | enum HasherError { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `compare` and `eval` are never used [INFO] [stdout] --> src/blackbox/hasher.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 13 | impl Hasher { [INFO] [stdout] | ----------- methods in this implementation [INFO] [stdout] 14 | pub fn compare(&self, fst_path: &Path, snd_path: &Path) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 31 | fn eval(&self, path: &Path) -> Result { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 6.70s [INFO] running `Command { std: "docker" "inspect" "87b246c1f884253eea259c60b9fd1fa68241fe15d189125749fdac662b1d374e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87b246c1f884253eea259c60b9fd1fa68241fe15d189125749fdac662b1d374e", kill_on_drop: false }` [INFO] [stdout] 87b246c1f884253eea259c60b9fd1fa68241fe15d189125749fdac662b1d374e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6b1d509e61fb816a3fc6994afac26a4c328684f118c9a84a9cb0ebd79a3d7837 [INFO] running `Command { std: "docker" "start" "-a" "6b1d509e61fb816a3fc6994afac26a4c328684f118c9a84a9cb0ebd79a3d7837", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `io` [INFO] [stderr] --> src/mount/mount.rs:1:29 [INFO] [stderr] | [INFO] [stderr] 1 | use std::{fmt::Display, fs, io, path::Path, process::Command}; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `test_dir` [INFO] [stderr] --> src/blackbox/fuzzer.rs:31:9 [INFO] [stderr] | [INFO] [stderr] 31 | let test_dir = temp_dir.clone(); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_dir` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `fst_harness` [INFO] [stderr] --> src/blackbox/fuzzer.rs:48:9 [INFO] [stderr] | [INFO] [stderr] 48 | let fst_harness = Harness::new( [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_fst_harness` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `snd_harness` [INFO] [stderr] --> src/blackbox/fuzzer.rs:55:9 [INFO] [stderr] | [INFO] [stderr] 55 | let snd_harness = Harness::new( [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_snd_harness` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `workload` [INFO] [stderr] --> src/blackbox/fuzzer.rs:64:13 [INFO] [stderr] | [INFO] [stderr] 64 | let workload = generate_new(&mut rng, trace_len, &config.operation_weights); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_workload` [INFO] [stderr] [INFO] [stderr] warning: methods `file`, `file_mut`, and `root_mut` are never used [INFO] [stderr] --> src/abstract_fs/executor.rs:177:8 [INFO] [stderr] | [INFO] [stderr] 45 | impl AbstractExecutor { [INFO] [stderr] | --------------------- methods in this implementation [INFO] [stderr] ... [INFO] [stderr] 177 | fn file(&self, idx: &FileIndex) -> &File { [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 181 | fn file_mut(&mut self, idx: &FileIndex) -> &mut File { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 185 | fn root_mut(&mut self) -> &mut Dir { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function `new` is never used [INFO] [stderr] --> src/abstract_fs/mutator.rs:25:12 [INFO] [stderr] | [INFO] [stderr] 24 | impl MutationWeights { [INFO] [stderr] | -------------------- associated function in this implementation [INFO] [stderr] 25 | pub fn new(weights: Vec<(MutationKind, u32)>) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `FileDescriptor` is never constructed [INFO] [stderr] --> src/abstract_fs/node.rs:12:12 [INFO] [stderr] | [INFO] [stderr] 12 | pub struct FileDescriptor(usize); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `FileDescriptor` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: field `parent` is never read [INFO] [stderr] --> src/abstract_fs/node.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 18 | pub struct Dir { [INFO] [stderr] | --- field in this struct [INFO] [stderr] 19 | pub parent: Option, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Dir` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: function `fuzz` is never used [INFO] [stderr] --> src/blackbox/fuzzer.rs:16:8 [INFO] [stderr] | [INFO] [stderr] 16 | pub fn fuzz( [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Hasher` is never constructed [INFO] [stderr] --> src/blackbox/hasher.rs:4:12 [INFO] [stderr] | [INFO] [stderr] 4 | pub struct Hasher { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: enum `HasherError` is never used [INFO] [stderr] --> src/blackbox/hasher.rs:9:6 [INFO] [stderr] | [INFO] [stderr] 9 | enum HasherError { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: methods `compare` and `eval` are never used [INFO] [stderr] --> src/blackbox/hasher.rs:14:12 [INFO] [stderr] | [INFO] [stderr] 13 | impl Hasher { [INFO] [stderr] | ----------- methods in this implementation [INFO] [stderr] 14 | pub fn compare(&self, fst_path: &Path, snd_path: &Path) { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 31 | fn eval(&self, path: &Path) -> Result { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: `dif-fuzzer` (bin "dif-fuzzer" test) generated 13 warnings (run `cargo fix --bin "dif-fuzzer" --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/dif_fuzzer-363ff39ac7baed7c) [INFO] [stdout] [INFO] [stdout] running 29 tests [INFO] [stdout] test abstract_fs::encode::tests::test_encode_c ... ok [INFO] [stdout] test abstract_fs::executor::tests::test_create ... ok [INFO] [stdout] test abstract_fs::executor::tests::test_hardlink ... ok [INFO] [stdout] test abstract_fs::executor::tests::test_hardlink_name_exists ... ok [INFO] [stdout] test abstract_fs::executor::tests::test_remove_root ... ok [INFO] [stdout] test abstract_fs::executor::tests::test_rename_dir ... ok [INFO] [stdout] test abstract_fs::executor::tests::test_rename_file ... ok [INFO] [stdout] test abstract_fs::executor::tests::test_resolve_node ... ok [INFO] [stdout] test abstract_fs::executor::tests::test_mkdir ... ok [INFO] [stdout] test abstract_fs::executor::tests::test_remove_dir ... ok [INFO] [stdout] test abstract_fs::executor::tests::test_remove_file ... ok [INFO] [stdout] test abstract_fs::executor::tests::test_remove_hardlink ... ok [INFO] [stdout] test abstract_fs::executor::tests::test_rename_dir_non_empty ... ok [INFO] [stdout] test abstract_fs::executor::tests::test_init_root ... ok [INFO] [stdout] test abstract_fs::trace::tests::test_header_only ... ok [INFO] [stdout] test abstract_fs::trace::tests::test_invalid_columns_count ... ok [INFO] [stdout] test abstract_fs::mutator::tests::test_append ... ok [INFO] [stdout] test greybox::feedback::kcov::tests::test_parse_addr ... ok [INFO] [stdout] test abstract_fs::mutator::tests::test_remove ... ok [INFO] [stdout] test abstract_fs::trace::tests::test_empty_trace ... ok [INFO] [stdout] test abstract_fs::executor::tests::test_create_name_exists ... ok [INFO] [stdout] test abstract_fs::executor::tests::test_mkdir_name_exists ... ok [INFO] [stdout] test abstract_fs::output::tests::test_parse_empty ... ok [INFO] [stdout] test abstract_fs::trace::tests::test_ok_trace ... ok [INFO] [stdout] test abstract_fs::executor::tests::test_remove_hardlink_dir ... ok [INFO] [stdout] test abstract_fs::output::tests::test_parse_invalid ... ok [INFO] [stdout] test abstract_fs::output::tests::test_parse ... ok [INFO] [stdout] test abstract_fs::mutator::tests::smoke_test_mutate ... ok [INFO] [stdout] test abstract_fs::generator::tests::smoke_test_generate_new ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.46s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6b1d509e61fb816a3fc6994afac26a4c328684f118c9a84a9cb0ebd79a3d7837", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b1d509e61fb816a3fc6994afac26a4c328684f118c9a84a9cb0ebd79a3d7837", kill_on_drop: false }` [INFO] [stdout] 6b1d509e61fb816a3fc6994afac26a4c328684f118c9a84a9cb0ebd79a3d7837