[INFO] cloning repository https://github.com/0xJonas/rehearse [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0xJonas/rehearse" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xJonas%2Frehearse", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xJonas%2Frehearse'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bd8a8c10e0bc699bae7bf96924ed368cda03878b [INFO] testing 0xJonas/rehearse against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xJonas%2Frehearse" "/workspace/builds/worker-17/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-17/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/0xJonas/rehearse on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/0xJonas/rehearse [INFO] finished tweaking git repo https://github.com/0xJonas/rehearse [INFO] tweaked toml for git repo https://github.com/0xJonas/rehearse written to /workspace/builds/worker-17/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded simplelog v0.11.2 [INFO] [stderr] Downloaded signal-hook v0.3.13 [INFO] [stderr] Downloaded quickcheck_macros v1.0.0 [INFO] [stderr] Downloaded quickcheck v1.0.3 [INFO] [stderr] Downloaded crossterm_winapi v0.9.0 [INFO] [stderr] Downloaded crossterm v0.22.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 83e3dc227d38cd586fb4da45aff3162cac24985cbf20d2d098f60915f8964879 [INFO] running `Command { std: "docker" "start" "-a" "83e3dc227d38cd586fb4da45aff3162cac24985cbf20d2d098f60915f8964879", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "83e3dc227d38cd586fb4da45aff3162cac24985cbf20d2d098f60915f8964879", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83e3dc227d38cd586fb4da45aff3162cac24985cbf20d2d098f60915f8964879", kill_on_drop: false }` [INFO] [stdout] 83e3dc227d38cd586fb4da45aff3162cac24985cbf20d2d098f60915f8964879 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 00efe9553f17f4854a810ec34149980974c3cdc7231259a435fd17cb48659f44 [INFO] running `Command { std: "docker" "start" "-a" "00efe9553f17f4854a810ec34149980974c3cdc7231259a435fd17cb48659f44", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling instant v0.1.12 [INFO] [stderr] Compiling signal-hook-registry v1.4.0 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling mio v0.7.14 [INFO] [stderr] Compiling mio v0.8.0 [INFO] [stderr] Compiling futures-macro v0.3.21 [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Compiling signal-hook v0.3.13 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling parking_lot v0.11.2 [INFO] [stderr] Compiling signal-hook-mio v0.2.1 [INFO] [stderr] Compiling crossterm v0.22.1 [INFO] [stderr] Compiling simplelog v0.11.2 [INFO] [stderr] Compiling tokio v1.17.0 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Compiling futures-executor v0.3.21 [INFO] [stderr] Compiling futures v0.3.21 [INFO] [stderr] Compiling rehearse v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: constant is never used: `BUFFER_REFILL_AMOUNT` [INFO] [stdout] --> src/artifacts.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | const BUFFER_REFILL_AMOUNT: usize = 1 << 20; // 1 MiB [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `LEXEME_LIMIT` [INFO] [stdout] --> src/artifacts.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | const LEXEME_LIMIT: usize = 4096; // 4 KiB, must be smaller than BUFFER_REFILL_AMOUNT [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `read_to_buffer` [INFO] [stdout] --> src/artifacts.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | async fn read_to_buffer(buffer: &mut [u8], input: &mut R) -> std::io::Result { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `AsyncCharSource` [INFO] [stdout] --> src/artifacts.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | struct AsyncCharSource { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/artifacts.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | fn new(decoder: Decoder, input: R, buffer_size: usize) -> AsyncCharSource { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `append_chars` [INFO] [stdout] --> src/artifacts.rs:56:14 [INFO] [stdout] | [INFO] [stdout] 56 | async fn append_chars(&mut self, buffer: &mut Vec) -> std::io::Result { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Char` [INFO] [stdout] --> src/artifacts.rs:126:5 [INFO] [stdout] | [INFO] [stdout] 126 | Char(char), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `ProtoGrapheme` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/artifacts.rs:124:10 [INFO] [stdout] | [INFO] [stdout] 124 | #[derive(Clone, Debug, PartialEq, Eq)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `ProtoExpression` [INFO] [stdout] --> src/artifacts.rs:127:5 [INFO] [stdout] | [INFO] [stdout] 127 | ProtoExpression(String) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `ProtoGrapheme` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/artifacts.rs:124:10 [INFO] [stdout] | [INFO] [stdout] 124 | #[derive(Clone, Debug, PartialEq, Eq)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `ProtoGraphemeIterator` [INFO] [stdout] --> src/artifacts.rs:131:8 [INFO] [stdout] | [INFO] [stdout] 131 | struct ProtoGraphemeIterator { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/artifacts.rs:143:8 [INFO] [stdout] | [INFO] [stdout] 143 | fn new(source: AsyncCharSource, delimiter_tag: &str, char_buffer_size: usize) -> ProtoGraphemeIterator { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `top_up_buffer` [INFO] [stdout] --> src/artifacts.rs:157:14 [INFO] [stdout] | [INFO] [stdout] 157 | async fn top_up_buffer(&mut self) -> std::io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `peek_char` [INFO] [stdout] --> src/artifacts.rs:174:8 [INFO] [stdout] | [INFO] [stdout] 174 | fn peek_char(&mut self, offset: usize) -> Option { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `advance_pos_and_return` [INFO] [stdout] --> src/artifacts.rs:185:8 [INFO] [stdout] | [INFO] [stdout] 185 | fn advance_pos_and_return(&mut self, opt_char: Option) -> std::io::Result> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `next` [INFO] [stdout] --> src/artifacts.rs:197:14 [INFO] [stdout] | [INFO] [stdout] 197 | async fn next(&mut self) -> std::io::Result> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `match_char` [INFO] [stdout] --> src/artifacts.rs:198:12 [INFO] [stdout] | [INFO] [stdout] 198 | fn match_char(opt_char: Option, c: char) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `read_proto_graphemes` [INFO] [stdout] --> src/artifacts.rs:282:4 [INFO] [stdout] | [INFO] [stdout] 282 | fn read_proto_graphemes(path: &Path, delimiter_tag: &str) -> std::io::Result> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `PQueueSlot` [INFO] [stdout] --> src/priority_queue.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | struct PQueueSlot { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `PriorityQueue` [INFO] [stdout] --> src/priority_queue.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct PriorityQueue { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Inserted` [INFO] [stdout] --> src/priority_queue.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | Inserted, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `InsertOrDecreaseResult` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/priority_queue.rs:14:10 [INFO] [stdout] | [INFO] [stdout] 14 | #[derive(Debug, PartialEq)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Decreased` [INFO] [stdout] --> src/priority_queue.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | Decreased, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `InsertOrDecreaseResult` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/priority_queue.rs:14:10 [INFO] [stdout] | [INFO] [stdout] 14 | #[derive(Debug, PartialEq)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Ignored` [INFO] [stdout] --> src/priority_queue.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | Ignored [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `InsertOrDecreaseResult` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/priority_queue.rs:14:10 [INFO] [stdout] | [INFO] [stdout] 14 | #[derive(Debug, PartialEq)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/priority_queue.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn new() -> PriorityQueue { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `len` [INFO] [stdout] --> src/priority_queue.rs:54:12 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn len(&self) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `move_up` [INFO] [stdout] --> src/priority_queue.rs:60:8 [INFO] [stdout] | [INFO] [stdout] 60 | fn move_up(&mut self, index: usize) -> () { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `move_down` [INFO] [stdout] --> src/priority_queue.rs:83:8 [INFO] [stdout] | [INFO] [stdout] 83 | fn move_down(&mut self, index: usize) -> () { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `insert` [INFO] [stdout] --> src/priority_queue.rs:111:8 [INFO] [stdout] | [INFO] [stdout] 111 | fn insert(&mut self, elem: T, priority: isize) -> () { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `peek_min` [INFO] [stdout] --> src/priority_queue.rs:143:12 [INFO] [stdout] | [INFO] [stdout] 143 | pub fn peek_min(&self) -> Option<&T> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `extract_min` [INFO] [stdout] --> src/priority_queue.rs:168:12 [INFO] [stdout] | [INFO] [stdout] 168 | pub fn extract_min(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `index` [INFO] [stdout] --> src/priority_queue.rs:185:8 [INFO] [stdout] | [INFO] [stdout] 185 | fn index(&self, val: &T) -> Option { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `decrease_key` [INFO] [stdout] --> src/priority_queue.rs:199:8 [INFO] [stdout] | [INFO] [stdout] 199 | fn decrease_key(&mut self, index: usize, new_priority: isize) -> () { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `insert_or_decrease` [INFO] [stdout] --> src/priority_queue.rs:223:12 [INFO] [stdout] | [INFO] [stdout] 223 | pub fn insert_or_decrease(&mut self, elem: T, priority: isize) -> InsertOrDecreaseResult { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `DiffAdded` [INFO] [stdout] --> src/cli.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | DiffAdded, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `TermColor` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/cli.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | #[derive(Debug, Clone, Copy)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `DiffAddedBg` [INFO] [stdout] --> src/cli.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | DiffAddedBg, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `TermColor` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/cli.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | #[derive(Debug, Clone, Copy)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `DiffDeleted` [INFO] [stdout] --> src/cli.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | DiffDeleted, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `TermColor` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/cli.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | #[derive(Debug, Clone, Copy)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `DiffDeletedBg` [INFO] [stdout] --> src/cli.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | DiffDeletedBg [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `TermColor` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/cli.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | #[derive(Debug, Clone, Copy)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/cli.rs:207:12 [INFO] [stdout] | [INFO] [stdout] 207 | pub fn new(size: (usize, usize)) -> StringTerminal { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `BUFFER_REFILL_AMOUNT` [INFO] [stdout] --> src/artifacts.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | const BUFFER_REFILL_AMOUNT: usize = 1 << 20; // 1 MiB [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `LEXEME_LIMIT` [INFO] [stdout] --> src/artifacts.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | const LEXEME_LIMIT: usize = 4096; // 4 KiB, must be smaller than BUFFER_REFILL_AMOUNT [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `read_to_buffer` [INFO] [stdout] --> src/artifacts.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | async fn read_to_buffer(buffer: &mut [u8], input: &mut R) -> std::io::Result { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `AsyncCharSource` [INFO] [stdout] --> src/artifacts.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | struct AsyncCharSource { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/artifacts.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | fn new(decoder: Decoder, input: R, buffer_size: usize) -> AsyncCharSource { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `append_chars` [INFO] [stdout] --> src/artifacts.rs:56:14 [INFO] [stdout] | [INFO] [stdout] 56 | async fn append_chars(&mut self, buffer: &mut Vec) -> std::io::Result { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Char` [INFO] [stdout] --> src/artifacts.rs:126:5 [INFO] [stdout] | [INFO] [stdout] 126 | Char(char), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `ProtoGrapheme` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/artifacts.rs:124:10 [INFO] [stdout] | [INFO] [stdout] 124 | #[derive(Clone, Debug, PartialEq, Eq)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `ProtoExpression` [INFO] [stdout] --> src/artifacts.rs:127:5 [INFO] [stdout] | [INFO] [stdout] 127 | ProtoExpression(String) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `ProtoGrapheme` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/artifacts.rs:124:10 [INFO] [stdout] | [INFO] [stdout] 124 | #[derive(Clone, Debug, PartialEq, Eq)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `ProtoGraphemeIterator` [INFO] [stdout] --> src/artifacts.rs:131:8 [INFO] [stdout] | [INFO] [stdout] 131 | struct ProtoGraphemeIterator { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/artifacts.rs:143:8 [INFO] [stdout] | [INFO] [stdout] 143 | fn new(source: AsyncCharSource, delimiter_tag: &str, char_buffer_size: usize) -> ProtoGraphemeIterator { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `top_up_buffer` [INFO] [stdout] --> src/artifacts.rs:157:14 [INFO] [stdout] | [INFO] [stdout] 157 | async fn top_up_buffer(&mut self) -> std::io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `peek_char` [INFO] [stdout] --> src/artifacts.rs:174:8 [INFO] [stdout] | [INFO] [stdout] 174 | fn peek_char(&mut self, offset: usize) -> Option { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `advance_pos_and_return` [INFO] [stdout] --> src/artifacts.rs:185:8 [INFO] [stdout] | [INFO] [stdout] 185 | fn advance_pos_and_return(&mut self, opt_char: Option) -> std::io::Result> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `next` [INFO] [stdout] --> src/artifacts.rs:197:14 [INFO] [stdout] | [INFO] [stdout] 197 | async fn next(&mut self) -> std::io::Result> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `match_char` [INFO] [stdout] --> src/artifacts.rs:198:12 [INFO] [stdout] | [INFO] [stdout] 198 | fn match_char(opt_char: Option, c: char) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `read_proto_graphemes` [INFO] [stdout] --> src/artifacts.rs:282:4 [INFO] [stdout] | [INFO] [stdout] 282 | fn read_proto_graphemes(path: &Path, delimiter_tag: &str) -> std::io::Result> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Diff` [INFO] [stdout] --> src/test_cases/reporter.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | Diff, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 37 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.41s [INFO] running `Command { std: "docker" "inspect" "00efe9553f17f4854a810ec34149980974c3cdc7231259a435fd17cb48659f44", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00efe9553f17f4854a810ec34149980974c3cdc7231259a435fd17cb48659f44", kill_on_drop: false }` [INFO] [stdout] 00efe9553f17f4854a810ec34149980974c3cdc7231259a435fd17cb48659f44 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9e7e7aad28b8bdcb9c38403054a588caf33e7a14c16df04083127384a7e60684 [INFO] running `Command { std: "docker" "start" "-a" "9e7e7aad28b8bdcb9c38403054a588caf33e7a14c16df04083127384a7e60684", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.2.5 [INFO] [stderr] Compiling env_logger v0.8.4 [INFO] [stderr] Compiling quickcheck_macros v1.0.0 [INFO] [stdout] warning: constant is never used: `BUFFER_REFILL_AMOUNT` [INFO] [stdout] --> src/artifacts.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | const BUFFER_REFILL_AMOUNT: usize = 1 << 20; // 1 MiB [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `LEXEME_LIMIT` [INFO] [stdout] --> src/artifacts.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | const LEXEME_LIMIT: usize = 4096; // 4 KiB, must be smaller than BUFFER_REFILL_AMOUNT [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `read_to_buffer` [INFO] [stdout] --> src/artifacts.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | async fn read_to_buffer(buffer: &mut [u8], input: &mut R) -> std::io::Result { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `AsyncCharSource` [INFO] [stdout] --> src/artifacts.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | struct AsyncCharSource { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/artifacts.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | fn new(decoder: Decoder, input: R, buffer_size: usize) -> AsyncCharSource { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `append_chars` [INFO] [stdout] --> src/artifacts.rs:56:14 [INFO] [stdout] | [INFO] [stdout] 56 | async fn append_chars(&mut self, buffer: &mut Vec) -> std::io::Result { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Char` [INFO] [stdout] --> src/artifacts.rs:126:5 [INFO] [stdout] | [INFO] [stdout] 126 | Char(char), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `ProtoGrapheme` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/artifacts.rs:124:10 [INFO] [stdout] | [INFO] [stdout] 124 | #[derive(Clone, Debug, PartialEq, Eq)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `ProtoExpression` [INFO] [stdout] --> src/artifacts.rs:127:5 [INFO] [stdout] | [INFO] [stdout] 127 | ProtoExpression(String) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `ProtoGrapheme` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/artifacts.rs:124:10 [INFO] [stdout] | [INFO] [stdout] 124 | #[derive(Clone, Debug, PartialEq, Eq)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `ProtoGraphemeIterator` [INFO] [stdout] --> src/artifacts.rs:131:8 [INFO] [stdout] | [INFO] [stdout] 131 | struct ProtoGraphemeIterator { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/artifacts.rs:143:8 [INFO] [stdout] | [INFO] [stdout] 143 | fn new(source: AsyncCharSource, delimiter_tag: &str, char_buffer_size: usize) -> ProtoGraphemeIterator { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `top_up_buffer` [INFO] [stdout] --> src/artifacts.rs:157:14 [INFO] [stdout] | [INFO] [stdout] 157 | async fn top_up_buffer(&mut self) -> std::io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `peek_char` [INFO] [stdout] --> src/artifacts.rs:174:8 [INFO] [stdout] | [INFO] [stdout] 174 | fn peek_char(&mut self, offset: usize) -> Option { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `advance_pos_and_return` [INFO] [stdout] --> src/artifacts.rs:185:8 [INFO] [stdout] | [INFO] [stdout] 185 | fn advance_pos_and_return(&mut self, opt_char: Option) -> std::io::Result> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `next` [INFO] [stdout] --> src/artifacts.rs:197:14 [INFO] [stdout] | [INFO] [stdout] 197 | async fn next(&mut self) -> std::io::Result> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `match_char` [INFO] [stdout] --> src/artifacts.rs:198:12 [INFO] [stdout] | [INFO] [stdout] 198 | fn match_char(opt_char: Option, c: char) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `read_proto_graphemes` [INFO] [stdout] --> src/artifacts.rs:282:4 [INFO] [stdout] | [INFO] [stdout] 282 | fn read_proto_graphemes(path: &Path, delimiter_tag: &str) -> std::io::Result> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling quickcheck v1.0.3 [INFO] [stderr] Compiling rehearse v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `read_proto_graphemes` [INFO] [stdout] --> src/artifacts.rs:282:4 [INFO] [stdout] | [INFO] [stdout] 282 | fn read_proto_graphemes(path: &Path, delimiter_tag: &str) -> std::io::Result> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 5.65s [INFO] running `Command { std: "docker" "inspect" "9e7e7aad28b8bdcb9c38403054a588caf33e7a14c16df04083127384a7e60684", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e7e7aad28b8bdcb9c38403054a588caf33e7a14c16df04083127384a7e60684", kill_on_drop: false }` [INFO] [stdout] 9e7e7aad28b8bdcb9c38403054a588caf33e7a14c16df04083127384a7e60684 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4605ce95a1c0ce5c7bf465daaaadbcc8b9d9cf218a0ecf31cb4780a360dc67d0 [INFO] running `Command { std: "docker" "start" "-a" "4605ce95a1c0ce5c7bf465daaaadbcc8b9d9cf218a0ecf31cb4780a360dc67d0", kill_on_drop: false }` [INFO] [stderr] warning: constant is never used: `BUFFER_REFILL_AMOUNT` [INFO] [stderr] --> src/artifacts.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | const BUFFER_REFILL_AMOUNT: usize = 1 << 20; // 1 MiB [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `LEXEME_LIMIT` [INFO] [stderr] --> src/artifacts.rs:8:1 [INFO] [stderr] | [INFO] [stderr] 8 | const LEXEME_LIMIT: usize = 4096; // 4 KiB, must be smaller than BUFFER_REFILL_AMOUNT [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `read_to_buffer` [INFO] [stderr] --> src/artifacts.rs:11:10 [INFO] [stderr] | [INFO] [stderr] 11 | async fn read_to_buffer(buffer: &mut [u8], input: &mut R) -> std::io::Result { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `AsyncCharSource` [INFO] [stderr] --> src/artifacts.rs:28:8 [INFO] [stderr] | [INFO] [stderr] 28 | struct AsyncCharSource { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/artifacts.rs:39:8 [INFO] [stderr] | [INFO] [stderr] 39 | fn new(decoder: Decoder, input: R, buffer_size: usize) -> AsyncCharSource { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `append_chars` [INFO] [stderr] --> src/artifacts.rs:56:14 [INFO] [stderr] | [INFO] [stderr] 56 | async fn append_chars(&mut self, buffer: &mut Vec) -> std::io::Result { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Char` [INFO] [stderr] --> src/artifacts.rs:126:5 [INFO] [stderr] | [INFO] [stderr] 126 | Char(char), [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `ProtoGrapheme` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/artifacts.rs:124:10 [INFO] [stderr] | [INFO] [stderr] 124 | #[derive(Clone, Debug, PartialEq, Eq)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `ProtoExpression` [INFO] [stderr] --> src/artifacts.rs:127:5 [INFO] [stderr] | [INFO] [stderr] 127 | ProtoExpression(String) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `ProtoGrapheme` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/artifacts.rs:124:10 [INFO] [stderr] | [INFO] [stderr] 124 | #[derive(Clone, Debug, PartialEq, Eq)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `ProtoGraphemeIterator` [INFO] [stderr] --> src/artifacts.rs:131:8 [INFO] [stderr] | [INFO] [stderr] 131 | struct ProtoGraphemeIterator { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/artifacts.rs:143:8 [INFO] [stderr] | [INFO] [stderr] 143 | fn new(source: AsyncCharSource, delimiter_tag: &str, char_buffer_size: usize) -> ProtoGraphemeIterator { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `top_up_buffer` [INFO] [stderr] --> src/artifacts.rs:157:14 [INFO] [stderr] | [INFO] [stderr] 157 | async fn top_up_buffer(&mut self) -> std::io::Result<()> { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `peek_char` [INFO] [stderr] --> src/artifacts.rs:174:8 [INFO] [stderr] | [INFO] [stderr] 174 | fn peek_char(&mut self, offset: usize) -> Option { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `advance_pos_and_return` [INFO] [stderr] --> src/artifacts.rs:185:8 [INFO] [stderr] | [INFO] [stderr] 185 | fn advance_pos_and_return(&mut self, opt_char: Option) -> std::io::Result> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `next` [INFO] [stderr] --> src/artifacts.rs:197:14 [INFO] [stderr] | [INFO] [stderr] 197 | async fn next(&mut self) -> std::io::Result> { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `match_char` [INFO] [stderr] --> src/artifacts.rs:198:12 [INFO] [stderr] | [INFO] [stderr] 198 | fn match_char(opt_char: Option, c: char) -> bool { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `read_proto_graphemes` [INFO] [stderr] --> src/artifacts.rs:282:4 [INFO] [stderr] | [INFO] [stderr] 282 | fn read_proto_graphemes(path: &Path, delimiter_tag: &str) -> std::io::Result> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `read_proto_graphemes` [INFO] [stderr] --> src/artifacts.rs:282:4 [INFO] [stderr] | [INFO] [stderr] 282 | fn read_proto_graphemes(path: &Path, delimiter_tag: &str) -> std::io::Result> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `rehearse` (lib) generated 16 warnings [INFO] [stderr] warning: `rehearse` (lib test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rehearse-43caeb9fbdf83839) [INFO] [stdout] [INFO] [stdout] running 15 tests [INFO] [stdout] test artifacts::tests::char_source_works_with_multiple_calls ... ok [INFO] [stdout] test artifacts::tests::char_source_rejects_malformed_bytes_in_the_middle ... ok [INFO] [stdout] test artifacts::tests::char_source_returns_correct_chars ... ok [INFO] [stdout] test artifacts::tests::char_source_works_with_multibyte_chars ... ok [INFO] [stdout] test test_cases::parser::test::parse_test_case_bad_format_3 ... ok [INFO] [stdout] test artifacts::tests::char_source_works_with_buffer_sizes_not_aligned_to_char_boundaries ... ok [INFO] [stdout] test test_cases::parser::test::parse_test_case_bad_format_1 ... ok [INFO] [stdout] test test_cases::parser::test::parse_test_case_bad_format_4 ... ok [INFO] [stdout] test artifacts::tests::char_source_rejects_malformed_bytes_at_the_end ... ok [INFO] [stdout] test test_cases::parser::test::parse_test_case_bad_format_2 ... ok [INFO] [stdout] test test_cases::parser::test::parse_test_case_hello_world ... ok [INFO] [stdout] test test_cases::parser::test::test_discover_test_cases ... ok [INFO] [stdout] test priority_queue::test::extract_min_returns_elements_in_sorted_order ... ok [INFO] [stdout] test test_cases::runner::tests::process_test_case_command_captures_standard_streams ... FAILED [INFO] [stdout] test artifacts::tests::serializing_a_protographeme_iterator_yields_the_original_string ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- test_cases::runner::tests::process_test_case_command_captures_standard_streams stdout ---- [INFO] [stdout] 14 [INFO] [stdout] thread 'test_cases::runner::tests::process_test_case_command_captures_standard_streams' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `"sh: 1: cannot create output.txt: Read-only file system\nHello, Error!\n"`, [INFO] [stdout] right: `"Hello, Error!\n"`: Error in stdout capture', src/test_cases/runner.rs:324:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55562f4c098c - std::backtrace_rs::backtrace::libunwind::trace::h02555d7ca8aa068a [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x55562f4c098c - std::backtrace_rs::backtrace::trace_unsynchronized::h8555a46024147da8 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55562f4c098c - std::sys_common::backtrace::_print_fmt::h4c7f50b4f105da1e [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stdout] 3: 0x55562f4c098c - ::fmt::ha305a40dbc030444 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stdout] 4: 0x55562f4e67fc - core::fmt::write::hadd15acf4d6ce273 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/fmt/mod.rs:1190:17 [INFO] [stdout] 5: 0x55562f4bbac8 - std::io::Write::write_fmt::h271050faa79d27d2 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/io/mod.rs:1657:15 [INFO] [stdout] 6: 0x55562f4c2d37 - std::sys_common::backtrace::_print::h0dd5c0810675bd8c [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stdout] 7: 0x55562f4c2d37 - std::sys_common::backtrace::print::h20a2155fa0a22ca6 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stdout] 8: 0x55562f4c2d37 - std::panicking::default_hook::{{closure}}::habb3b6f3ccdfe00a [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:295:22 [INFO] [stdout] 9: 0x55562f4c2a6b - std::panicking::default_hook::h1c5cf4d5063a38e4 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:311:9 [INFO] [stdout] 10: 0x55562f4c348a - std::panicking::rust_panic_with_hook::hb5de7a3072d2cf59 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:698:17 [INFO] [stdout] 11: 0x55562f4c3177 - std::panicking::begin_panic_handler::{{closure}}::h5106de2f55f1a411 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:588:13 [INFO] [stdout] 12: 0x55562f4c0e54 - std::sys_common::backtrace::__rust_end_short_backtrace::h5ad5c2a8a003ca72 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stdout] 13: 0x55562f4c2e89 - rust_begin_unwind [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:584:5 [INFO] [stdout] 14: 0x55562f1356f3 - core::panicking::panic_fmt::hfb4b8460cd493e74 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panicking.rs:143:14 [INFO] [stdout] 15: 0x55562f4e549e - core::panicking::assert_failed_inner::h6332a1b3f7595954 [INFO] [stdout] 16: 0x55562f16385e - core::panicking::assert_failed::h7e43ebacb069890a [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panicking.rs:182:5 [INFO] [stdout] 17: 0x55562f1428a9 - rehearse::test_cases::runner::tests::process_test_case_command_captures_standard_streams::{{closure}}::h0e83aaa32077fe64 [INFO] [stdout] at /opt/rustwide/workdir/src/test_cases/runner.rs:324:9 [INFO] [stdout] 18: 0x55562f1664ab - as core::future::future::Future>::poll::ha9d6b103e767b487 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/future/mod.rs:84:19 [INFO] [stdout] 19: 0x55562f16538a - as core::future::future::Future>::poll::hfbf6e4bf86cc46ed [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/future/future.rs:123:9 [INFO] [stdout] 20: 0x55562f1719a0 - tokio::runtime::basic_scheduler::CoreGuard::block_on::{{closure}}::{{closure}}::{{closure}}::h3c4aa689a2358027 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-1.17.0/src/runtime/basic_scheduler.rs:498:48 [INFO] [stdout] 21: 0x55562f138d00 - tokio::coop::with_budget::{{closure}}::h182a66026aa5a7a0 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-1.17.0/src/coop.rs:102:9 [INFO] [stdout] 22: 0x55562f15dfd8 - std::thread::local::LocalKey::try_with::h3fff80c3e81a50e7 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/thread/local.rs:413:16 [INFO] [stdout] 23: 0x55562f15d52d - std::thread::local::LocalKey::with::hdec96ef4e90e193b [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/thread/local.rs:389:9 [INFO] [stdout] 24: 0x55562f171365 - tokio::coop::with_budget::h5b3a3884ea49c7b8 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-1.17.0/src/coop.rs:95:5 [INFO] [stdout] 25: 0x55562f171365 - tokio::coop::budget::h73fc9a9ae5e77712 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-1.17.0/src/coop.rs:72:5 [INFO] [stdout] 26: 0x55562f171365 - tokio::runtime::basic_scheduler::CoreGuard::block_on::{{closure}}::{{closure}}::h642ed5327a907ea4 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-1.17.0/src/runtime/basic_scheduler.rs:498:25 [INFO] [stdout] 27: 0x55562f16c3b1 - tokio::runtime::basic_scheduler::Context::enter::ha29ec6256657949e [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-1.17.0/src/runtime/basic_scheduler.rs:356:19 [INFO] [stdout] 28: 0x55562f16f63d - tokio::runtime::basic_scheduler::CoreGuard::block_on::{{closure}}::hd683ae7b528652d3 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-1.17.0/src/runtime/basic_scheduler.rs:497:36 [INFO] [stdout] 29: 0x55562f173dfb - tokio::runtime::basic_scheduler::CoreGuard::enter::{{closure}}::hef1d7df360186b98 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-1.17.0/src/runtime/basic_scheduler.rs:555:57 [INFO] [stdout] 30: 0x55562f17dc97 - tokio::macros::scoped_tls::ScopedKey::set::hda621d0e2a674c23 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-1.17.0/src/macros/scoped_tls.rs:61:9 [INFO] [stdout] 31: 0x55562f1727d0 - tokio::runtime::basic_scheduler::CoreGuard::enter::h92bd3d581338d629 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-1.17.0/src/runtime/basic_scheduler.rs:555:27 [INFO] [stdout] 32: 0x55562f16d4b0 - tokio::runtime::basic_scheduler::CoreGuard::block_on::h1402e1c23009614a [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-1.17.0/src/runtime/basic_scheduler.rs:488:9 [INFO] [stdout] 33: 0x55562f167815 - tokio::runtime::basic_scheduler::BasicScheduler::block_on::h828dba8f5247996b [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-1.17.0/src/runtime/basic_scheduler.rs:168:24 [INFO] [stdout] 34: 0x55562f13afee - tokio::runtime::Runtime::block_on::h5f2868acf6908a71 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-1.17.0/src/runtime/mod.rs:475:46 [INFO] [stdout] 35: 0x55562f141fbb - rehearse::test_cases::runner::tests::process_test_case_command_captures_standard_streams::hcb6313b5b2b68687 [INFO] [stdout] at /opt/rustwide/workdir/src/test_cases/runner.rs:324:9 [INFO] [stdout] 36: 0x55562f141e7a - rehearse::test_cases::runner::tests::process_test_case_command_captures_standard_streams::{{closure}}::h19106db086064fc3 [INFO] [stdout] at /opt/rustwide/workdir/src/test_cases/runner.rs:299:11 [INFO] [stdout] 37: 0x55562f1830ae - core::ops::function::FnOnce::call_once::hbc0430bdb76903e6 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 38: 0x55562f1c90e3 - core::ops::function::FnOnce::call_once::h43953c8a8f54893f [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 39: 0x55562f1c90e3 - test::__rust_begin_short_backtrace::h163f55298a15df9b [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/test/src/lib.rs:575:5 [INFO] [stdout] 40: 0x55562f1c7e11 - as core::ops::function::FnOnce>::call_once::hc911782b3cbc7ed5 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/alloc/src/boxed.rs:1854:9 [INFO] [stdout] 41: 0x55562f1c7e11 - as core::ops::function::FnOnce<()>>::call_once::hc5bb369afbf9cd4e [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 42: 0x55562f1c7e11 - std::panicking::try::do_call::he60df4e3e832faff [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:492:40 [INFO] [stdout] 43: 0x55562f1c7e11 - std::panicking::try::h2633cee89a0767f3 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:456:19 [INFO] [stdout] 44: 0x55562f1c7e11 - std::panic::catch_unwind::h6e10f7b94ce38b1e [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panic.rs:137:14 [INFO] [stdout] 45: 0x55562f1c7e11 - test::run_test_in_process::h085ef39049c3b50b [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/test/src/lib.rs:598:18 [INFO] [stdout] 46: 0x55562f1c7e11 - test::run_test::run_test_inner::{{closure}}::h4e58ce9f68eb43e4 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/test/src/lib.rs:492:39 [INFO] [stdout] 47: 0x55562f1d16f1 - test::run_test::run_test_inner::{{closure}}::h6d18db28c5e396ee [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/test/src/lib.rs:519:37 [INFO] [stdout] 48: 0x55562f1d16f1 - std::sys_common::backtrace::__rust_begin_short_backtrace::h32292cb2cd8be620 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stdout] 49: 0x55562f19de4f - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h71ee66b20f7b0482 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/thread/mod.rs:498:17 [INFO] [stdout] 50: 0x55562f19de4f - as core::ops::function::FnOnce<()>>::call_once::hb6046e1d1a75a4a4 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 51: 0x55562f19de4f - std::panicking::try::do_call::h5422165a88309c77 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:492:40 [INFO] [stdout] 52: 0x55562f19de4f - std::panicking::try::h840a12b54e2c9f5d [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:456:19 [INFO] [stdout] 53: 0x55562f19de4f - std::panic::catch_unwind::h85910e437c8da180 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panic.rs:137:14 [INFO] [stdout] 54: 0x55562f19de4f - std::thread::Builder::spawn_unchecked_::{{closure}}::ha3af3a297bfd51d6 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/thread/mod.rs:497:30 [INFO] [stdout] 55: 0x55562f19de4f - core::ops::function::FnOnce::call_once{{vtable.shim}}::hff8788f58e0e06a9 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 56: 0x55562f4c9903 - as core::ops::function::FnOnce>::call_once::h82a18723295373b7 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/alloc/src/boxed.rs:1854:9 [INFO] [stdout] 57: 0x55562f4c9903 - as core::ops::function::FnOnce>::call_once::h4b9b8634f7a2a5a4 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/alloc/src/boxed.rs:1854:9 [INFO] [stdout] 58: 0x55562f4c9903 - std::sys::unix::thread::Thread::new::thread_start::h3dc341aa024c6852 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys/unix/thread.rs:108:17 [INFO] [stdout] 59: 0x7fe3f58e0609 - start_thread [INFO] [stdout] 60: 0x7fe3f56b2293 - clone [INFO] [stdout] 61: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] test_cases::runner::tests::process_test_case_command_captures_standard_streams [INFO] [stdout] [INFO] [stdout] test result: FAILED. 14 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 11.60s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `Command { std: "docker" "inspect" "4605ce95a1c0ce5c7bf465daaaadbcc8b9d9cf218a0ecf31cb4780a360dc67d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4605ce95a1c0ce5c7bf465daaaadbcc8b9d9cf218a0ecf31cb4780a360dc67d0", kill_on_drop: false }` [INFO] [stdout] 4605ce95a1c0ce5c7bf465daaaadbcc8b9d9cf218a0ecf31cb4780a360dc67d0