[INFO] updating cached repository https://github.com/mrjones/erasure-codes [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] dbaecfbcf0bb2d52943b377f9911b3e27cf58f46 [INFO] testing mrjones/erasure-codes against 1.38.0 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrjones%2Ferasure-codes" "work/builds/worker-7/source"` [INFO] [stderr] Cloning into 'work/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mrjones/erasure-codes on toolchain 1.38.0 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/mrjones/erasure-codes [INFO] finished tweaking git repo https://github.com/mrjones/erasure-codes [INFO] tweaked toml for git repo https://github.com/mrjones/erasure-codes written to work/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/mrjones/erasure-codes already has a lockfile, it will not be regenerated [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"` [INFO] [stdout] c80f17ac9a11f3563dc4f0d5b882cd700cc5c389e15e57fd6e2b964eed7156fa [INFO] running `"docker" "start" "-a" "c80f17ac9a11f3563dc4f0d5b882cd700cc5c389e15e57fd6e2b964eed7156fa"` [INFO] [stderr] Compiling rustc-serialize v0.3.21 [INFO] [stderr] Compiling num-bigint v0.1.35 [INFO] [stderr] Compiling num-complex v0.1.35 [INFO] [stderr] Compiling num-rational v0.1.35 [INFO] [stderr] Compiling num v0.1.36 [INFO] [stderr] Compiling la v0.2.0 [INFO] [stderr] Compiling erasure-codes v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `rand::Rng` [INFO] [stderr] --> src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use rand::Rng; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rng` [INFO] [stderr] --> src/main.rs:195:13 [INFO] [stderr] | [INFO] [stderr] 195 | let mut rng = rand::thread_rng(); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_rng` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `k` [INFO] [stderr] --> src/main.rs:331:9 [INFO] [stderr] | [INFO] [stderr] 331 | let k = spec.data_chunks; [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_k` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/main.rs:332:9 [INFO] [stderr] | [INFO] [stderr] 332 | let n = spec.data_chunks + spec.local_parities + spec.global_parities; [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `spec_622` [INFO] [stderr] --> src/main.rs:404:9 [INFO] [stderr] | [INFO] [stderr] 404 | let spec_622 = CodeSpec{ [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_spec_622` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:195:9 [INFO] [stderr] | [INFO] [stderr] 195 | let mut rng = rand::thread_rng(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `rows` [INFO] [stderr] --> src/main.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | rows: i32, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `cols` [INFO] [stderr] --> src/main.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | cols: i32, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `parities_per_row` [INFO] [stderr] --> src/main.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | parities_per_row: i32, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `parities_per_col` [INFO] [stderr] --> src/main.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | parities_per_col: i32, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Data` [INFO] [stderr] --> src/main.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | Data(DataChunkIndex), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `LocalParity` [INFO] [stderr] --> src/main.rs:31:5 [INFO] [stderr] | [INFO] [stderr] 31 | LocalParity(LocalParityIndex), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `GlobalParity` [INFO] [stderr] --> src/main.rs:32:5 [INFO] [stderr] | [INFO] [stderr] 32 | GlobalParity(GlobalParityIndex), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `global_parities` [INFO] [stderr] --> src/main.rs:69:5 [INFO] [stderr] | [INFO] [stderr] 69 | global_parities: Vec>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `v_dot` [INFO] [stderr] --> src/main.rs:103:1 [INFO] [stderr] | [INFO] [stderr] 103 | fn v_dot(a: &Vec, b: &Vec) -> u64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `v_add` [INFO] [stderr] --> src/main.rs:114:1 [INFO] [stderr] | [INFO] [stderr] 114 | fn v_add(a: &Vec, b: &Vec) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `v_add_c` [INFO] [stderr] --> src/main.rs:118:1 [INFO] [stderr] | [INFO] [stderr] 118 | fn v_add_c(a: &Vec, c: u8) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `v_mult` [INFO] [stderr] --> src/main.rs:122:1 [INFO] [stderr] | [INFO] [stderr] 122 | fn v_mult(a: &Vec, b: &Vec) -> Vec{ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `v_mult_c` [INFO] [stderr] --> src/main.rs:126:1 [INFO] [stderr] | [INFO] [stderr] 126 | fn v_mult_c(a: &Vec, c: u8) -> Vec{ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `to_matrix` [INFO] [stderr] --> src/main.rs:130:1 [INFO] [stderr] | [INFO] [stderr] 130 | fn to_matrix(a: &Vec<&Vec>) -> la::Matrix { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `rank` [INFO] [stderr] --> src/main.rs:145:1 [INFO] [stderr] | [INFO] [stderr] 145 | fn rank(svd: &la::SVD) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `one_null_basis` [INFO] [stderr] --> src/main.rs:157:1 [INFO] [stderr] | [INFO] [stderr] 157 | fn one_null_basis(svd: &la::SVD) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `one_null_basis_wrapper` [INFO] [stderr] --> src/main.rs:170:1 [INFO] [stderr] | [INFO] [stderr] 170 | fn one_null_basis_wrapper(a: &Vec<&Vec>) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `rank_wrapper` [INFO] [stderr] --> src/main.rs:179:1 [INFO] [stderr] | [INFO] [stderr] 179 | fn rank_wrapper(a: &Vec<&Vec>) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `generate_g` [INFO] [stderr] --> src/main.rs:189:1 [INFO] [stderr] | [INFO] [stderr] 189 | fn generate_g(spec: &GPCSpec) -> Vec> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `generate_gzero` [INFO] [stderr] --> src/main.rs:296:1 [INFO] [stderr] | [INFO] [stderr] 296 | fn generate_gzero(spec: &GPCSpec) -> Vec> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `global_coefficients` [INFO] [stderr] --> src/main.rs:329:1 [INFO] [stderr] | [INFO] [stderr] 329 | fn global_coefficients(spec: &CodeSpec) -> Vec> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `local_parity_coverage` [INFO] [stderr] --> src/main.rs:337:1 [INFO] [stderr] | [INFO] [stderr] 337 | fn local_parity_coverage(spec: &CodeSpec) -> CodeResult>> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `is_recoverable` [INFO] [stderr] --> src/main.rs:361:1 [INFO] [stderr] | [INFO] [stderr] 361 | fn is_recoverable(spec: &CodeSpec, erasures: &Vec) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.75s [INFO] running `"docker" "inspect" "c80f17ac9a11f3563dc4f0d5b882cd700cc5c389e15e57fd6e2b964eed7156fa"` [INFO] running `"docker" "rm" "-f" "c80f17ac9a11f3563dc4f0d5b882cd700cc5c389e15e57fd6e2b964eed7156fa"` [INFO] [stdout] c80f17ac9a11f3563dc4f0d5b882cd700cc5c389e15e57fd6e2b964eed7156fa [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 462e43c2c33e4f268f14ac9b2710a63f1f437684f0688fef4bf61fb2e20c80b2 [INFO] running `"docker" "start" "-a" "462e43c2c33e4f268f14ac9b2710a63f1f437684f0688fef4bf61fb2e20c80b2"` [INFO] [stderr] Compiling erasure-codes v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `rand::Rng` [INFO] [stderr] --> src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use rand::Rng; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rng` [INFO] [stderr] --> src/main.rs:195:13 [INFO] [stderr] | [INFO] [stderr] 195 | let mut rng = rand::thread_rng(); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_rng` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `k` [INFO] [stderr] --> src/main.rs:331:9 [INFO] [stderr] | [INFO] [stderr] 331 | let k = spec.data_chunks; [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_k` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/main.rs:332:9 [INFO] [stderr] | [INFO] [stderr] 332 | let n = spec.data_chunks + spec.local_parities + spec.global_parities; [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `spec_622` [INFO] [stderr] --> src/main.rs:404:9 [INFO] [stderr] | [INFO] [stderr] 404 | let spec_622 = CodeSpec{ [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_spec_622` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:195:9 [INFO] [stderr] | [INFO] [stderr] 195 | let mut rng = rand::thread_rng(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `global_parities` [INFO] [stderr] --> src/main.rs:69:5 [INFO] [stderr] | [INFO] [stderr] 69 | global_parities: Vec>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `v_add_c` [INFO] [stderr] --> src/main.rs:118:1 [INFO] [stderr] | [INFO] [stderr] 118 | fn v_add_c(a: &Vec, c: u8) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `v_mult` [INFO] [stderr] --> src/main.rs:122:1 [INFO] [stderr] | [INFO] [stderr] 122 | fn v_mult(a: &Vec, b: &Vec) -> Vec{ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `global_coefficients` [INFO] [stderr] --> src/main.rs:329:1 [INFO] [stderr] | [INFO] [stderr] 329 | fn global_coefficients(spec: &CodeSpec) -> Vec> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `test_gpc_gzero_2x2_2_1` [INFO] [stderr] --> src/main.rs:597:5 [INFO] [stderr] | [INFO] [stderr] 597 | fn test_gpc_gzero_2x2_2_1() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `test_gpc_gzero_2x2_1_2` [INFO] [stderr] --> src/main.rs:621:5 [INFO] [stderr] | [INFO] [stderr] 621 | fn test_gpc_gzero_2x2_1_2() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.25s [INFO] running `"docker" "inspect" "462e43c2c33e4f268f14ac9b2710a63f1f437684f0688fef4bf61fb2e20c80b2"` [INFO] running `"docker" "rm" "-f" "462e43c2c33e4f268f14ac9b2710a63f1f437684f0688fef4bf61fb2e20c80b2"` [INFO] [stdout] 462e43c2c33e4f268f14ac9b2710a63f1f437684f0688fef4bf61fb2e20c80b2 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"` [INFO] [stdout] e3a44f7ff604d9a1a5305a917bd0c455a60768437796cd0dcf0e0721526a288d [INFO] running `"docker" "start" "-a" "e3a44f7ff604d9a1a5305a917bd0c455a60768437796cd0dcf0e0721526a288d"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/erasure_codes-e65e2ab6e39e2f47 [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test tests::test_encode ... ok [INFO] [stdout] test tests::test_gpc_gzero_2x2_1_1 ... ok [INFO] [stdout] test tests::test_local_parity_coverage ... ok [INFO] [stdout] test tests::test_rank_1 ... ok [INFO] [stdout] test tests::test_one_null_basis ... ok [INFO] [stdout] test tests::test_rank_2 ... ok [INFO] [stdout] test tests::test_rank_3 ... ok [INFO] [stdout] test tests::test_is_recoverable ... ok [INFO] [stdout] test tests::test_generate_g ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::test_generate_g stdout ---- [INFO] [stdout] thread 'tests::test_generate_g' panicked at 'index out of bounds: the len is 0 but the index is 0', /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libcore/slice/mod.rs:2715:10 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x557ffe8dad6b - backtrace::backtrace::libunwind::trace::h89fcc71e59e3bc5b [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x557ffe8dad6b - backtrace::backtrace::trace_unsynchronized::h0bad9be1379e729a [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x557ffe8dad6b - std::sys_common::backtrace::_print::hd3382a1f33c473da [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x557ffe8dad6b - std::sys_common::backtrace::print::h0ec6f03cfb8e76a6 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x557ffe8dad6b - std::panicking::default_hook::{{closure}}::h96cbf7b454e3f557 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x557ffe8da9dc - std::panicking::default_hook::h95a8f00337383d83 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x557ffe8db4dd - std::panicking::rust_panic_with_hook::h92f98b46e22f14ed [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x557ffe8db062 - std::panicking::continue_panic_fmt::h25abfbb4e5b7043a [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x557ffe8daf46 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x557ffe8f10cd - core::panicking::panic_fmt::h7e9f94035af782b3 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x557ffe8f1085 - core::panicking::panic_bounds_check::hf0c95c4cc84d34ca [INFO] [stdout] at src/libcore/panicking.rs:61 [INFO] [stdout] 11: 0x557ffe86eaa1 - >::index::h12b031147c471c5b [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libcore/slice/mod.rs:2715 [INFO] [stdout] 12: 0x557ffe86e3c7 - core::slice:: for [T]>::index::hefca24b9e26f61db [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libcore/slice/mod.rs:2566 [INFO] [stdout] 13: 0x557ffe85fb33 - as core::ops::index::Index>::index::hb99237fb9c05db19 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/liballoc/vec.rs:1791 [INFO] [stdout] 14: 0x557ffe86a7ab - erasure_codes::generate_g::h489bddc182d00855 [INFO] [stdout] at src/main.rs:256 [INFO] [stdout] 15: 0x557ffe874438 - erasure_codes::tests::test_generate_g::hdb11026919ea4432 [INFO] [stdout] at src/main.rs:687 [INFO] [stdout] 16: 0x557ffe8743da - erasure_codes::tests::test_generate_g::{{closure}}::hfcd82a3391c430ea [INFO] [stdout] at src/main.rs:685 [INFO] [stdout] 17: 0x557ffe854cde - core::ops::function::FnOnce::call_once::hcdd6df119e3367a1 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libcore/ops/function.rs:235 [INFO] [stdout] 18: 0x557ffe88733f - as core::ops::function::FnOnce>::call_once::hac0fbe2754f8bd24 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/liballoc/boxed.rs:787 [INFO] [stdout] 19: 0x557ffe8ddc5a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 20: 0x557ffe8a192e - std::panicking::try::h9d6938917cc05e3f [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panicking.rs:275 [INFO] [stdout] 21: 0x557ffe8a192e - std::panic::catch_unwind::h5be70fd1d69515b0 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panic.rs:394 [INFO] [stdout] 22: 0x557ffe8a192e - test::run_test::run_test_inner::{{closure}}::h056f206eafd8ff6e [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 23: 0x557ffe87cd65 - std::sys_common::backtrace::__rust_begin_short_backtrace::h859abbc742a34b19 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 24: 0x557ffe880ea5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf8192ec938c43694 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/thread/mod.rs:470 [INFO] [stdout] 25: 0x557ffe880ea5 - as core::ops::function::FnOnce<()>>::call_once::hae7b2431555cb4db [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panic.rs:315 [INFO] [stdout] 26: 0x557ffe880ea5 - std::panicking::try::do_call::h6da7ecd0783259d7 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panicking.rs:296 [INFO] [stdout] 27: 0x557ffe8ddc5a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 28: 0x557ffe881482 - std::panicking::try::h3c1c35414c2c78f1 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panicking.rs:275 [INFO] [stdout] 29: 0x557ffe881482 - std::panic::catch_unwind::ha5cfb2018fda983e [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panic.rs:394 [INFO] [stdout] 30: 0x557ffe881482 - std::thread::Builder::spawn_unchecked::{{closure}}::hc7620e41f0938c09 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/thread/mod.rs:469 [INFO] [stdout] 31: 0x557ffe881482 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h1b3b20eeb6ea6ddd [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libcore/ops/function.rs:235 [INFO] [stdout] 32: 0x557ffe8d09ff - as core::ops::function::FnOnce>::call_once::h2877b2aefb0fd627 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/liballoc/boxed.rs:787 [INFO] [stdout] 33: 0x557ffe8dd390 - as core::ops::function::FnOnce>::call_once::h13f473dbcdaa0fef [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/liballoc/boxed.rs:787 [INFO] [stdout] 34: 0x557ffe8dd390 - std::sys_common::thread::start_thread::h562a7c4953cb1d31 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 35: 0x557ffe8dd390 - std::sys::unix::thread::Thread::new::thread_start::h382c6ae14181d163 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 36: 0x7f2db25f06db - start_thread [INFO] [stdout] 37: 0x7f2db210188f - __clone [INFO] [stdout] 38: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::test_generate_g [INFO] [stdout] [INFO] [stdout] test result: FAILED. 8 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--bin erasure-codes' [INFO] running `"docker" "inspect" "e3a44f7ff604d9a1a5305a917bd0c455a60768437796cd0dcf0e0721526a288d"` [INFO] running `"docker" "rm" "-f" "e3a44f7ff604d9a1a5305a917bd0c455a60768437796cd0dcf0e0721526a288d"` [INFO] [stdout] e3a44f7ff604d9a1a5305a917bd0c455a60768437796cd0dcf0e0721526a288d