[INFO] fetching crate sweeper 1.0.0-rc3... [INFO] testing sweeper-1.0.0-rc3 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate sweeper 1.0.0-rc3 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate sweeper 1.0.0-rc3 [INFO] finished tweaking crates.io crate sweeper 1.0.0-rc3 [INFO] tweaked toml for crates.io crate sweeper 1.0.0-rc3 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate sweeper 1.0.0-rc3 on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 18 packages to latest compatible versions [INFO] [stderr] Adding rand v0.7.3 (available: v0.9.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 147eeda2431a67b0a16e8a39eb5044e7d3cdfe790ba1974fa85ab7a2cf1e4601 [INFO] running `Command { std: "docker" "start" "-a" "147eeda2431a67b0a16e8a39eb5044e7d3cdfe790ba1974fa85ab7a2cf1e4601", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "147eeda2431a67b0a16e8a39eb5044e7d3cdfe790ba1974fa85ab7a2cf1e4601", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "147eeda2431a67b0a16e8a39eb5044e7d3cdfe790ba1974fa85ab7a2cf1e4601", kill_on_drop: false }` [INFO] [stdout] 147eeda2431a67b0a16e8a39eb5044e7d3cdfe790ba1974fa85ab7a2cf1e4601 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 116ad9906c293edf8ab49701d71b6fc8c6e2a37f5073fb4232859ce94d69abbf [INFO] running `Command { std: "docker" "start" "-a" "116ad9906c293edf8ab49701d71b6fc8c6e2a37f5073fb4232859ce94d69abbf", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.103 [INFO] [stderr] Compiling libc v0.2.177 [INFO] [stderr] Compiling unicode-ident v1.0.22 [INFO] [stderr] Compiling quote v1.0.41 [INFO] [stderr] Compiling zerocopy v0.8.27 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling cfg-if v1.0.4 [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling syn v2.0.108 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.21 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling sweeper v1.0.0-rc3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/field.rs:575:49 [INFO] [stdout] | [INFO] [stdout] 575 | enum StructField { Storage, Dimensions }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused attribute [INFO] [stdout] --> src/field.rs:552:5 [INFO] [stdout] | [INFO] [stdout] 552 | #[inline(always)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: remove this attribute [INFO] [stdout] | [INFO] [stdout] note: attribute also specified here [INFO] [stdout] --> src/field.rs:547:5 [INFO] [stdout] | [INFO] [stdout] 547 | #[inline(always)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/field.rs:433:21 [INFO] [stdout] | [INFO] [stdout] 433 | pub fn clearing(&self, anchor_location: FieldCoordinates) -> Option> { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 433 | pub fn clearing(&self, anchor_location: FieldCoordinates) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/field.rs:438:25 [INFO] [stdout] | [INFO] [stdout] 438 | pub fn clearing_mut(&mut self, anchor_location: FieldCoordinates) -> Option> { [INFO] [stdout] | ^^^^^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 438 | pub fn clearing_mut(&mut self, anchor_location: FieldCoordinates) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.79s [INFO] running `Command { std: "docker" "inspect" "116ad9906c293edf8ab49701d71b6fc8c6e2a37f5073fb4232859ce94d69abbf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "116ad9906c293edf8ab49701d71b6fc8c6e2a37f5073fb4232859ce94d69abbf", kill_on_drop: false }` [INFO] [stdout] 116ad9906c293edf8ab49701d71b6fc8c6e2a37f5073fb4232859ce94d69abbf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a01d0310d2f02a269428b0723d01a7acf976cb43e28e5ea43ff079cd223ecf1c [INFO] running `Command { std: "docker" "start" "-a" "a01d0310d2f02a269428b0723d01a7acf976cb43e28e5ea43ff079cd223ecf1c", kill_on_drop: false }` [INFO] [stderr] Compiling sweeper v1.0.0-rc3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/field.rs:575:49 [INFO] [stdout] | [INFO] [stdout] 575 | enum StructField { Storage, Dimensions }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused attribute [INFO] [stdout] --> src/field.rs:552:5 [INFO] [stdout] | [INFO] [stdout] 552 | #[inline(always)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: remove this attribute [INFO] [stdout] | [INFO] [stdout] note: attribute also specified here [INFO] [stdout] --> src/field.rs:547:5 [INFO] [stdout] | [INFO] [stdout] 547 | #[inline(always)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/field.rs:433:21 [INFO] [stdout] | [INFO] [stdout] 433 | pub fn clearing(&self, anchor_location: FieldCoordinates) -> Option> { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 433 | pub fn clearing(&self, anchor_location: FieldCoordinates) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/field.rs:438:25 [INFO] [stdout] | [INFO] [stdout] 438 | pub fn clearing_mut(&mut self, anchor_location: FieldCoordinates) -> Option> { [INFO] [stdout] | ^^^^^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 438 | pub fn clearing_mut(&mut self, anchor_location: FieldCoordinates) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/field.rs:575:49 [INFO] [stdout] | [INFO] [stdout] 575 | enum StructField { Storage, Dimensions }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused attribute [INFO] [stdout] --> src/field.rs:552:5 [INFO] [stdout] | [INFO] [stdout] 552 | #[inline(always)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: remove this attribute [INFO] [stdout] | [INFO] [stdout] note: attribute also specified here [INFO] [stdout] --> src/field.rs:547:5 [INFO] [stdout] | [INFO] [stdout] 547 | #[inline(always)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/field.rs:433:21 [INFO] [stdout] | [INFO] [stdout] 433 | pub fn clearing(&self, anchor_location: FieldCoordinates) -> Option> { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 433 | pub fn clearing(&self, anchor_location: FieldCoordinates) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/field.rs:438:25 [INFO] [stdout] | [INFO] [stdout] 438 | pub fn clearing_mut(&mut self, anchor_location: FieldCoordinates) -> Option> { [INFO] [stdout] | ^^^^^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 438 | pub fn clearing_mut(&mut self, anchor_location: FieldCoordinates) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s [INFO] running `Command { std: "docker" "inspect" "a01d0310d2f02a269428b0723d01a7acf976cb43e28e5ea43ff079cd223ecf1c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a01d0310d2f02a269428b0723d01a7acf976cb43e28e5ea43ff079cd223ecf1c", kill_on_drop: false }` [INFO] [stdout] a01d0310d2f02a269428b0723d01a7acf976cb43e28e5ea43ff079cd223ecf1c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7d123a1a215aea315edbc80c7e61e300cbdbec38063a0adeec140a527cb7dcd3 [INFO] running `Command { std: "docker" "start" "-a" "7d123a1a215aea315edbc80c7e61e300cbdbec38063a0adeec140a527cb7dcd3", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/field.rs:575:49 [INFO] [stderr] | [INFO] [stderr] 575 | enum StructField { Storage, Dimensions }; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused attribute [INFO] [stderr] --> src/field.rs:552:5 [INFO] [stderr] | [INFO] [stderr] 552 | #[inline(always)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: remove this attribute [INFO] [stderr] | [INFO] [stderr] note: attribute also specified here [INFO] [stderr] --> src/field.rs:547:5 [INFO] [stderr] | [INFO] [stderr] 547 | #[inline(always)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/field.rs:433:21 [INFO] [stderr] | [INFO] [stderr] 433 | pub fn clearing(&self, anchor_location: FieldCoordinates) -> Option> { [INFO] [stderr] | ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 433 | pub fn clearing(&self, anchor_location: FieldCoordinates) -> Option> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/field.rs:438:25 [INFO] [stderr] | [INFO] [stderr] 438 | pub fn clearing_mut(&mut self, anchor_location: FieldCoordinates) -> Option> { [INFO] [stderr] | ^^^^^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 438 | pub fn clearing_mut(&mut self, anchor_location: FieldCoordinates) -> Option> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `sweeper` (lib) generated 4 warnings (run `cargo fix --lib -p sweeper` to apply 3 suggestions) [INFO] [stderr] warning: `sweeper` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sweeper-97dfda4ba1c1c08e) [INFO] [stdout] [INFO] [stderr] Doc-tests sweeper [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] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/field.rs:575:49 [INFO] [stderr] | [INFO] [stderr] 575 | enum StructField { Storage, Dimensions }; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/iter.rs - iter::FieldRowsIter (line 230) ... ok [INFO] [stdout] test src/iter.rs - iter::RowIter (line 28) ... ok [INFO] [stdout] test src/iter.rs - iter::ColumnIter (line 132) ... ok [INFO] [stdout] test src/iter.rs - iter::FieldColumnsIter (line 296) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/iter.rs - iter::FieldColumnsIter (line 296) stdout ---- [INFO] [stdout] Test executable failed (signal: 6 (SIGABRT) (core dumped)). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] [INFO] [stdout] thread 'main' (139) panicked at /opt/rustwide/workdir/src/field.rs:238:34: [INFO] [stdout] unsafe precondition(s) violated: slice::get_unchecked requires that the index is within the slice [INFO] [stdout] [INFO] [stdout] This indicates a bug in the program. This Undefined Behavior check is optional, and cannot be relied on for safety. [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x621fd31e4552 - std::backtrace_rs::backtrace::libunwind::trace::h16acf28769fcd909 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x621fd31e4552 - std::backtrace_rs::backtrace::trace_unsynchronized::hb5541aa5d4f92513 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x621fd31e4552 - std::sys::backtrace::_print_fmt::h8ac8268cb667a306 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x621fd31e4552 - ::fmt::h47627beda0767f4c [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x621fd31f32af - core::fmt::rt::Argument::fmt::h686a01ad57c1c92a [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x621fd31f32af - core::fmt::write::h8a63064c67176fd8 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/mod.rs:1469:25 [INFO] [stdout] 6: 0x621fd31c3113 - std::io::default_write_fmt::hc257f38f86d39af6 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x621fd31c3113 - std::io::Write::write_fmt::h5e9b646cef91150b [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x621fd31c8172 - std::sys::backtrace::BacktraceLock::print::h4634d27c0afbaebb [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x621fd31c999c - std::panicking::default_hook::{{closure}}::h23e0299d4738b766 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x621fd31c97f6 - std::panicking::default_hook::hfeec6294e8751b62 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:328:9 [INFO] [stdout] 11: 0x621fd31c9f75 - std::panicking::panic_with_hook::hd57cd463d793ed79 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:834:13 [INFO] [stdout] 12: 0x621fd31c9dd6 - std::panicking::panic_handler::{{closure}}::hddd6216c3fddee3b [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:700:13 [INFO] [stdout] 13: 0x621fd31c82a9 - std::sys::backtrace::__rust_end_short_backtrace::h5e7a56f283378525 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 14: 0x621fd31b7dbd - __rustc[256c90bb7e548b45]::rust_begin_unwind [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:698:5 [INFO] [stdout] 15: 0x621fd31f60fd - core::panicking::panic_nounwind_fmt::runtime::hd5eea0fd564156db [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/panicking.rs:122:22 [INFO] [stdout] 16: 0x621fd31f60fd - core::panicking::panic_nounwind_fmt::hd9aca48f58eaf762 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/intrinsics/mod.rs:2435:9 [INFO] [stdout] 17: 0x621fd31b6eb1 - >::get_unchecked::precondition_check::h5e60bc25921c1d1d [INFO] [stdout] 18: 0x621fd31b6e1e - >::get_unchecked::h6ffa9de110cb3d49 [INFO] [stdout] 19: 0x621fd31b6604 - core::slice::::get_unchecked::h8adad14e3b87a41b [INFO] [stdout] 20: 0x621fd31b70be - sweeper::field::Field::get::h0da798aec5d583a8 [INFO] [stdout] 21: 0x621fd31b7882 - as core::iter::traits::iterator::Iterator>::next::hd02cf236193a6324 [INFO] [stdout] 22: 0x621fd31b64c8 - core::iter::traits::iterator::Iterator::try_fold::hb47bc1bc3d9d9aa1 [INFO] [stdout] 23: 0x621fd31b63e9 - core::iter::traits::iterator::Iterator::find::h78b47b1a62078e6a [INFO] [stdout] 24: 0x621fd31b76f4 - rust_out::main::_doctest_main_src_iter_rs_296_0::ha0e2de191e6cf209 [INFO] [stdout] 25: 0x621fd31b7466 - rust_out::main::he986860d8b7bc94f [INFO] [stdout] 26: 0x621fd31b6313 - core::ops::function::FnOnce::call_once::hd0f888ea33950d2d [INFO] [stdout] 27: 0x621fd31b6226 - std::sys::backtrace::__rust_begin_short_backtrace::h70a8cfcb1f800bff [INFO] [stdout] 28: 0x621fd31b6209 - std::rt::lang_start::{{closure}}::h03ca8d00642774ee [INFO] [stdout] 29: 0x621fd31c41d0 - core::ops::function::impls:: for &F>::call_once::hdf957eac011d0136 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/ops/function.rs:287:21 [INFO] [stdout] 30: 0x621fd31c41d0 - std::panicking::catch_unwind::do_call::h9ff550f7799115e1 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40 [INFO] [stdout] 31: 0x621fd31c41d0 - std::panicking::catch_unwind::ha7ce46787bb12905 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19 [INFO] [stdout] 32: 0x621fd31c41d0 - std::panic::catch_unwind::h625b36596def7d39 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14 [INFO] [stdout] 33: 0x621fd31c41d0 - std::rt::lang_start_internal::{{closure}}::h4cbc9430de699e2c [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:175:24 [INFO] [stdout] 34: 0x621fd31c41d0 - std::panicking::catch_unwind::do_call::h5af2f11409a22e3e [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40 [INFO] [stdout] 35: 0x621fd31c41d0 - std::panicking::catch_unwind::hf64cf7b0d8070f52 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19 [INFO] [stdout] 36: 0x621fd31c41d0 - std::panic::catch_unwind::h480b74763390cdcf [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14 [INFO] [stdout] 37: 0x621fd31c41d0 - std::rt::lang_start_internal::h4b3d04f698aef094 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:171:5 [INFO] [stdout] 38: 0x621fd31b61f1 - std::rt::lang_start::h457230af78cce7e7 [INFO] [stdout] 39: 0x621fd31b78f5 - main [INFO] [stdout] 40: 0x77ebc1b001ca - [INFO] [stdout] 41: 0x77ebc1b0028b - __libc_start_main [INFO] [stdout] 42: 0x621fd31b5d35 - _start [INFO] [stdout] 43: 0x0 - [INFO] [stdout] thread caused non-unwinding panic. aborting. [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/iter.rs - iter::FieldColumnsIter (line 296) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.72s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "7d123a1a215aea315edbc80c7e61e300cbdbec38063a0adeec140a527cb7dcd3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d123a1a215aea315edbc80c7e61e300cbdbec38063a0adeec140a527cb7dcd3", kill_on_drop: false }` [INFO] [stdout] 7d123a1a215aea315edbc80c7e61e300cbdbec38063a0adeec140a527cb7dcd3