[INFO] fetching crate sparsemat 0.2.0... [INFO] testing sparsemat-0.2.0 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate sparsemat 0.2.0 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate sparsemat 0.2.0 [INFO] finished tweaking crates.io crate sparsemat 0.2.0 [INFO] tweaked toml for crates.io crate sparsemat 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate sparsemat 0.2.0 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] 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 172b781a198b4a5edf6f596cc0ea9fbd7ade41d4ad4fddad574d074e369e9959 [INFO] running `Command { std: "docker" "start" "-a" "172b781a198b4a5edf6f596cc0ea9fbd7ade41d4ad4fddad574d074e369e9959", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "172b781a198b4a5edf6f596cc0ea9fbd7ade41d4ad4fddad574d074e369e9959", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "172b781a198b4a5edf6f596cc0ea9fbd7ade41d4ad4fddad574d074e369e9959", kill_on_drop: false }` [INFO] [stdout] 172b781a198b4a5edf6f596cc0ea9fbd7ade41d4ad4fddad574d074e369e9959 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 1790797de9f184472d0afc46ec479889cb30b019d4276b8f16b55d15f12ffe3b [INFO] running `Command { std: "docker" "start" "-a" "1790797de9f184472d0afc46ec479889cb30b019d4276b8f16b55d15f12ffe3b", kill_on_drop: false }` [INFO] [stderr] Compiling sparsemat v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/lib.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | pub use self::sparsemat_indexlist::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the name `IterCol` in the type namespace is first re-exported here [INFO] [stdout] 17 | pub use self::sparsemat_crs::*; [INFO] [stdout] | ---------------------- but the name `IterCol` in the type namespace is also re-exported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ambiguous_glob_reexports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/indexlist.rs:85:28 [INFO] [stdout] | [INFO] [stdout] 85 | pub(crate) fn iter_row(&self, row: usize) -> IterRow { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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] 85 | pub(crate) fn iter_row(&self, row: usize) -> IterRow<'_, I> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/sparsematrix.rs:74:26 [INFO] [stdout] | [INFO] [stdout] 74 | fn iter(&'a self) -> Iter { [INFO] [stdout] | -- ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 74 | fn iter(&'a self) -> Iter<'a, Self> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/sparsemat_indexlist.rs:119:17 [INFO] [stdout] | [INFO] [stdout] 119 | fn iter_row(&self, row: usize) -> IterRow { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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] 119 | fn iter_row(&self, row: usize) -> IterRow<'_, T, I> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s [INFO] running `Command { std: "docker" "inspect" "1790797de9f184472d0afc46ec479889cb30b019d4276b8f16b55d15f12ffe3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1790797de9f184472d0afc46ec479889cb30b019d4276b8f16b55d15f12ffe3b", kill_on_drop: false }` [INFO] [stdout] 1790797de9f184472d0afc46ec479889cb30b019d4276b8f16b55d15f12ffe3b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c2b1765c0a3a7aa2576e13245a101bf09775bcc5ba368959268cef4875c3720f [INFO] running `Command { std: "docker" "start" "-a" "c2b1765c0a3a7aa2576e13245a101bf09775bcc5ba368959268cef4875c3720f", kill_on_drop: false }` [INFO] [stderr] Compiling sparsemat v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/lib.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | pub use self::sparsemat_indexlist::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the name `IterCol` in the type namespace is first re-exported here [INFO] [stdout] 17 | pub use self::sparsemat_crs::*; [INFO] [stdout] | ---------------------- but the name `IterCol` in the type namespace is also re-exported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ambiguous_glob_reexports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/indexlist.rs:85:28 [INFO] [stdout] | [INFO] [stdout] 85 | pub(crate) fn iter_row(&self, row: usize) -> IterRow { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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] 85 | pub(crate) fn iter_row(&self, row: usize) -> IterRow<'_, I> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/sparsematrix.rs:74:26 [INFO] [stdout] | [INFO] [stdout] 74 | fn iter(&'a self) -> Iter { [INFO] [stdout] | -- ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 74 | fn iter(&'a self) -> Iter<'a, Self> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/sparsemat_indexlist.rs:119:17 [INFO] [stdout] | [INFO] [stdout] 119 | fn iter_row(&self, row: usize) -> IterRow { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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] 119 | fn iter_row(&self, row: usize) -> IterRow<'_, T, I> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/lib.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | pub use self::sparsemat_indexlist::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the name `IterCol` in the type namespace is first re-exported here [INFO] [stdout] 17 | pub use self::sparsemat_crs::*; [INFO] [stdout] | ---------------------- but the name `IterCol` in the type namespace is also re-exported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ambiguous_glob_reexports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/indexlist.rs:85:28 [INFO] [stdout] | [INFO] [stdout] 85 | pub(crate) fn iter_row(&self, row: usize) -> IterRow { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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] 85 | pub(crate) fn iter_row(&self, row: usize) -> IterRow<'_, I> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/sparsematrix.rs:74:26 [INFO] [stdout] | [INFO] [stdout] 74 | fn iter(&'a self) -> Iter { [INFO] [stdout] | -- ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 74 | fn iter(&'a self) -> Iter<'a, Self> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/sparsemat_indexlist.rs:119:17 [INFO] [stdout] | [INFO] [stdout] 119 | fn iter_row(&self, row: usize) -> IterRow { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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] 119 | fn iter_row(&self, row: usize) -> IterRow<'_, T, I> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.46s [INFO] running `Command { std: "docker" "inspect" "c2b1765c0a3a7aa2576e13245a101bf09775bcc5ba368959268cef4875c3720f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2b1765c0a3a7aa2576e13245a101bf09775bcc5ba368959268cef4875c3720f", kill_on_drop: false }` [INFO] [stdout] c2b1765c0a3a7aa2576e13245a101bf09775bcc5ba368959268cef4875c3720f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 39a3ddceb6791443fc3064a5b9021398cac74ccd10e44ab55648a2b056db80bc [INFO] running `Command { std: "docker" "start" "-a" "39a3ddceb6791443fc3064a5b9021398cac74ccd10e44ab55648a2b056db80bc", kill_on_drop: false }` [INFO] [stderr] warning: ambiguous glob re-exports [INFO] [stderr] --> src/lib.rs:16:9 [INFO] [stderr] | [INFO] [stderr] 16 | pub use self::sparsemat_indexlist::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the name `IterCol` in the type namespace is first re-exported here [INFO] [stderr] 17 | pub use self::sparsemat_crs::*; [INFO] [stderr] | ---------------------- but the name `IterCol` in the type namespace is also re-exported here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ambiguous_glob_reexports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/indexlist.rs:85:28 [INFO] [stderr] | [INFO] [stderr] 85 | pub(crate) fn iter_row(&self, row: usize) -> IterRow { [INFO] [stderr] | ^^^^^ ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided 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] 85 | pub(crate) fn iter_row(&self, row: usize) -> IterRow<'_, I> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stderr] --> src/sparsematrix.rs:74:26 [INFO] [stderr] | [INFO] [stderr] 74 | fn iter(&'a self) -> Iter { [INFO] [stderr] | -- ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is named here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: consistently use `'a` [INFO] [stderr] | [INFO] [stderr] 74 | fn iter(&'a self) -> Iter<'a, Self> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/sparsemat_indexlist.rs:119:17 [INFO] [stderr] | [INFO] [stderr] 119 | fn iter_row(&self, row: usize) -> IterRow { [INFO] [stderr] | ^^^^^ ^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided 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] 119 | fn iter_row(&self, row: usize) -> IterRow<'_, T, I> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `sparsemat` (lib) generated 4 warnings (run `cargo fix --lib -p sparsemat` to apply 3 suggestions) [INFO] [stderr] warning: `sparsemat` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sparsemat-776f0142aa94517c) [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test tests::check_cg ... ok [INFO] [stdout] test tests::check_sparsemat_par ... ok [INFO] [stdout] test tests::check_sparsevec ... ok [INFO] [stdout] test tests::check_sparsemat_rowvec ... ok [INFO] [stdout] test tests::check_sparsemat_crs ... ok [INFO] [stdout] test tests::check_indexlist ... ok [INFO] [stdout] test tests::check_sparsemat_indexlist ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::check_sparsemat_indexlist stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'tests::check_sparsemat_indexlist' (27) panicked at src/sparsematrix.rs:315:47: [INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" } [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x58be383b0fd2 - 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: 0x58be383b0fd2 - 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: 0x58be383b0fd2 - std::sys::backtrace::_print_fmt::h8ac8268cb667a306 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x58be383b0fd2 - ::fmt::h47627beda0767f4c [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x58be383c24cf - core::fmt::rt::Argument::fmt::h686a01ad57c1c92a [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x58be383c24cf - core::fmt::write::h8a63064c67176fd8 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/mod.rs:1469:25 [INFO] [stdout] 6: 0x58be3837e8a3 - std::io::default_write_fmt::hd4797e693c0ec256 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x58be3837e8a3 - std::io::Write::write_fmt::h791e240ad2720c99 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x58be3838a832 - std::sys::backtrace::BacktraceLock::print::h4634d27c0afbaebb [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x58be3838f32f - std::panicking::default_hook::{{closure}}::h23e0299d4738b766 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x58be3838f1c1 - std::panicking::default_hook::hfeec6294e8751b62 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:325:9 [INFO] [stdout] 11: 0x58be3835193e - as core::ops::function::Fn>::call::h3f5a16438cee2b4e [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/alloc/src/boxed.rs:2019:9 [INFO] [stdout] 12: 0x58be3835193e - test::test_main_with_exit_callback::{{closure}}::h9214498cef9aafc5 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x58be3838f93f - as core::ops::function::Fn>::call::hdb18da3e68df7464 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/alloc/src/boxed.rs:2019:9 [INFO] [stdout] 14: 0x58be3838f93f - std::panicking::panic_with_hook::hd57cd463d793ed79 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:842:13 [INFO] [stdout] 15: 0x58be3838f79a - std::panicking::panic_handler::{{closure}}::hddd6216c3fddee3b [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:707:13 [INFO] [stdout] 16: 0x58be3838a969 - std::sys::backtrace::__rust_end_short_backtrace::h5e7a56f283378525 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 17: 0x58be3837304d - __rustc[256c90bb7e548b45]::rust_begin_unwind [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:698:5 [INFO] [stdout] 18: 0x58be383c9f10 - core::panicking::panic_fmt::hf19c198748ef6a95 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/panicking.rs:80:14 [INFO] [stdout] 19: 0x58be383c9556 - core::result::unwrap_failed::he81173b5792ad6b0 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/result.rs:1862:5 [INFO] [stdout] 20: 0x58be3832af26 - core::result::Result::unwrap::h2cb7425683c021a4 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/result.rs:1233:23 [INFO] [stdout] 21: 0x58be3832af26 - sparsemat::sparsematrix::SparseMatrix::to_pbm::h99b1ba06f861c62a [INFO] [stdout] at /opt/rustwide/workdir/src/sparsematrix.rs:315:47 [INFO] [stdout] 22: 0x58be38318ea1 - sparsemat::tests::check_sparsemat_indexlist::h4324cfa442d7d5d7 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:111:12 [INFO] [stdout] 23: 0x58be38318fa7 - sparsemat::tests::check_sparsemat_indexlist::{{closure}}::h332a1cc1b9a57a10 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:55:35 [INFO] [stdout] 24: 0x58be3832d396 - core::ops::function::FnOnce::call_once::h0a1cd0dcf242dfeb [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 25: 0x58be3835178b - core::ops::function::FnOnce::call_once::h43f43c5185cf39c2 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 26: 0x58be3835178b - test::__rust_begin_short_backtrace::hc4fa634eb2764bdc [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/test/src/lib.rs:663:18 [INFO] [stdout] 27: 0x58be38365da8 - test::run_test_in_process::{{closure}}::h9f4b799a5211b72a [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/test/src/lib.rs:686:74 [INFO] [stdout] 28: 0x58be38365da8 - as core::ops::function::FnOnce<()>>::call_once::ha572bf7dc5230a8f [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/panic/unwind_safe.rs:274:9 [INFO] [stdout] 29: 0x58be38365da8 - std::panicking::catch_unwind::do_call::hfd6ff51f25dd177b [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40 [INFO] [stdout] 30: 0x58be38365da8 - std::panicking::catch_unwind::h8609b446221def5f [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19 [INFO] [stdout] 31: 0x58be38365da8 - std::panic::catch_unwind::h362f73cc48531e26 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14 [INFO] [stdout] 32: 0x58be38365da8 - test::run_test_in_process::hf52fd21d696aae67 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/test/src/lib.rs:686:27 [INFO] [stdout] 33: 0x58be38365da8 - test::run_test::{{closure}}::h7e780b8354e6d007 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/test/src/lib.rs:607:43 [INFO] [stdout] 34: 0x58be3833eb74 - test::run_test::{{closure}}::hdc2695f2276aad3e [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/test/src/lib.rs:637:41 [INFO] [stdout] 35: 0x58be3833eb74 - std::sys::backtrace::__rust_begin_short_backtrace::h2555b2113ed90fc9 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:158:18 [INFO] [stdout] 36: 0x58be383424aa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h99800d480987dfb6 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/thread/mod.rs:562:17 [INFO] [stdout] 37: 0x58be383424aa - as core::ops::function::FnOnce<()>>::call_once::hbbb69b5294b2221b [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/panic/unwind_safe.rs:274:9 [INFO] [stdout] 38: 0x58be383424aa - std::panicking::catch_unwind::do_call::h495689350c27df20 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40 [INFO] [stdout] 39: 0x58be383424aa - std::panicking::catch_unwind::hf22437c51d1b3740 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19 [INFO] [stdout] 40: 0x58be383424aa - std::panic::catch_unwind::habda1a57de8231f8 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14 [INFO] [stdout] 41: 0x58be383424aa - std::thread::Builder::spawn_unchecked_::{{closure}}::h5833d8dda8c7e80b [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/thread/mod.rs:560:30 [INFO] [stdout] 42: 0x58be383424aa - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha2910283a5058402 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 43: 0x58be38385c5f - as core::ops::function::FnOnce>::call_once::he4d85cb537521972 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/alloc/src/boxed.rs:2005:9 [INFO] [stdout] 44: 0x58be38385c5f - std::sys::thread::unix::Thread::new::thread_start::hbaf586a9e50a98cd [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/thread/unix.rs:126:17 [INFO] [stdout] 45: 0x70057a0f9aa4 - [INFO] [stdout] 46: 0x70057a186a64 - clone [INFO] [stdout] 47: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::check_sparsemat_indexlist [INFO] [stdout] [INFO] [stdout] test result: FAILED. 6 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] running `Command { std: "docker" "inspect" "39a3ddceb6791443fc3064a5b9021398cac74ccd10e44ab55648a2b056db80bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "39a3ddceb6791443fc3064a5b9021398cac74ccd10e44ab55648a2b056db80bc", kill_on_drop: false }` [INFO] [stdout] 39a3ddceb6791443fc3064a5b9021398cac74ccd10e44ab55648a2b056db80bc