[INFO] cloning repository https://github.com/mrjones/erasure-codes [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mrjones/erasure-codes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrjones%2Ferasure-codes", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrjones%2Ferasure-codes'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] dbaecfbcf0bb2d52943b377f9911b3e27cf58f46 [INFO] testing mrjones/erasure-codes against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrjones%2Ferasure-codes" "/workspace/builds/worker-96/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-96/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mrjones/erasure-codes on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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 /workspace/builds/worker-96/source/Cargo.toml [INFO] crate git repo https://github.com/mrjones/erasure-codes already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded la v0.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fcf335dd26b46bc516bb5e4f7262359bd550b42a677b9a02abc563c509707336 [INFO] running `Command { std: "docker" "start" "-a" "fcf335dd26b46bc516bb5e4f7262359bd550b42a677b9a02abc563c509707336", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fcf335dd26b46bc516bb5e4f7262359bd550b42a677b9a02abc563c509707336", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fcf335dd26b46bc516bb5e4f7262359bd550b42a677b9a02abc563c509707336", kill_on_drop: false }` [INFO] [stdout] fcf335dd26b46bc516bb5e4f7262359bd550b42a677b9a02abc563c509707336 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7771efc08b9b6e13fe1d2991f843987b4073e2fa0490b467785be7612cece8c2 [INFO] running `Command { std: "docker" "start" "-a" "7771efc08b9b6e13fe1d2991f843987b4073e2fa0490b467785be7612cece8c2", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.1.36 [INFO] [stderr] Compiling libc v0.2.18 [INFO] [stderr] Compiling rustc-serialize v0.3.21 [INFO] [stderr] Compiling num-integer v0.1.32 [INFO] [stderr] Compiling rand v0.3.15 [INFO] [stderr] Compiling num-iter v0.1.32 [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] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:45:17 [INFO] [stdout] | [INFO] [stdout] 45 | try!(write!(f, "Invalid code")); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:48:17 [INFO] [stdout] | [INFO] [stdout] 48 | try!(write!(f, "Malformed data")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rng` [INFO] [stdout] --> src/main.rs:195:13 [INFO] [stdout] | [INFO] [stdout] 195 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rng` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `k` [INFO] [stdout] --> src/main.rs:331:9 [INFO] [stdout] | [INFO] [stdout] 331 | let k = spec.data_chunks; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/main.rs:332:9 [INFO] [stdout] | [INFO] [stdout] 332 | let n = spec.data_chunks + spec.local_parities + spec.global_parities; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `spec_622` [INFO] [stdout] --> src/main.rs:404:9 [INFO] [stdout] | [INFO] [stdout] 404 | let spec_622 = CodeSpec{ [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_spec_622` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:195:9 [INFO] [stdout] | [INFO] [stdout] 195 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `rows` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | rows: i32, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `cols` [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | cols: i32, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `parities_per_row` [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | parities_per_row: i32, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `parities_per_col` [INFO] [stdout] --> src/main.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | parities_per_col: i32, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Data` [INFO] [stdout] --> src/main.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | Data(DataChunkIndex), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `LocalParity` [INFO] [stdout] --> src/main.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | LocalParity(LocalParityIndex), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `GlobalParity` [INFO] [stdout] --> src/main.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | GlobalParity(GlobalParityIndex), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `global_parities` [INFO] [stdout] --> src/main.rs:69:5 [INFO] [stdout] | [INFO] [stdout] 69 | global_parities: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `v_dot` [INFO] [stdout] --> src/main.rs:103:4 [INFO] [stdout] | [INFO] [stdout] 103 | fn v_dot(a: &Vec, b: &Vec) -> u64 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `v_add` [INFO] [stdout] --> src/main.rs:114:4 [INFO] [stdout] | [INFO] [stdout] 114 | fn v_add(a: &Vec, b: &Vec) -> Vec { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `v_add_c` [INFO] [stdout] --> src/main.rs:118:4 [INFO] [stdout] | [INFO] [stdout] 118 | fn v_add_c(a: &Vec, c: u8) -> Vec { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `v_mult` [INFO] [stdout] --> src/main.rs:122:4 [INFO] [stdout] | [INFO] [stdout] 122 | fn v_mult(a: &Vec, b: &Vec) -> Vec{ [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `v_mult_c` [INFO] [stdout] --> src/main.rs:126:4 [INFO] [stdout] | [INFO] [stdout] 126 | fn v_mult_c(a: &Vec, c: u8) -> Vec{ [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `to_matrix` [INFO] [stdout] --> src/main.rs:130:4 [INFO] [stdout] | [INFO] [stdout] 130 | fn to_matrix(a: &Vec<&Vec>) -> la::Matrix { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `rank` [INFO] [stdout] --> src/main.rs:145:4 [INFO] [stdout] | [INFO] [stdout] 145 | fn rank(svd: &la::SVD) -> usize { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `one_null_basis` [INFO] [stdout] --> src/main.rs:157:4 [INFO] [stdout] | [INFO] [stdout] 157 | fn one_null_basis(svd: &la::SVD) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `one_null_basis_wrapper` [INFO] [stdout] --> src/main.rs:170:4 [INFO] [stdout] | [INFO] [stdout] 170 | fn one_null_basis_wrapper(a: &Vec<&Vec>) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `rank_wrapper` [INFO] [stdout] --> src/main.rs:179:4 [INFO] [stdout] | [INFO] [stdout] 179 | fn rank_wrapper(a: &Vec<&Vec>) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `generate_g` [INFO] [stdout] --> src/main.rs:189:4 [INFO] [stdout] | [INFO] [stdout] 189 | fn generate_g(spec: &GPCSpec) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `generate_gzero` [INFO] [stdout] --> src/main.rs:296:4 [INFO] [stdout] | [INFO] [stdout] 296 | fn generate_gzero(spec: &GPCSpec) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `global_coefficients` [INFO] [stdout] --> src/main.rs:329:4 [INFO] [stdout] | [INFO] [stdout] 329 | fn global_coefficients(spec: &CodeSpec) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `local_parity_coverage` [INFO] [stdout] --> src/main.rs:337:4 [INFO] [stdout] | [INFO] [stdout] 337 | fn local_parity_coverage(spec: &CodeSpec) -> CodeResult>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `is_recoverable` [INFO] [stdout] --> src/main.rs:361:4 [INFO] [stdout] | [INFO] [stdout] 361 | fn is_recoverable(spec: &CodeSpec, erasures: &Vec) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 31 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.38s [INFO] running `Command { std: "docker" "inspect" "7771efc08b9b6e13fe1d2991f843987b4073e2fa0490b467785be7612cece8c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7771efc08b9b6e13fe1d2991f843987b4073e2fa0490b467785be7612cece8c2", kill_on_drop: false }` [INFO] [stdout] 7771efc08b9b6e13fe1d2991f843987b4073e2fa0490b467785be7612cece8c2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 46a94e4a46eb0b78e2882032dd697c09bfdeafccd0e26827e48b1c97b3d6bb05 [INFO] running `Command { std: "docker" "start" "-a" "46a94e4a46eb0b78e2882032dd697c09bfdeafccd0e26827e48b1c97b3d6bb05", kill_on_drop: false }` [INFO] [stderr] Compiling erasure-codes v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:45:17 [INFO] [stdout] | [INFO] [stdout] 45 | try!(write!(f, "Invalid code")); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:48:17 [INFO] [stdout] | [INFO] [stdout] 48 | try!(write!(f, "Malformed data")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rng` [INFO] [stdout] --> src/main.rs:195:13 [INFO] [stdout] | [INFO] [stdout] 195 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rng` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `k` [INFO] [stdout] --> src/main.rs:331:9 [INFO] [stdout] | [INFO] [stdout] 331 | let k = spec.data_chunks; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/main.rs:332:9 [INFO] [stdout] | [INFO] [stdout] 332 | let n = spec.data_chunks + spec.local_parities + spec.global_parities; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `spec_622` [INFO] [stdout] --> src/main.rs:404:9 [INFO] [stdout] | [INFO] [stdout] 404 | let spec_622 = CodeSpec{ [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_spec_622` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:195:9 [INFO] [stdout] | [INFO] [stdout] 195 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `global_parities` [INFO] [stdout] --> src/main.rs:69:5 [INFO] [stdout] | [INFO] [stdout] 69 | global_parities: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `v_add_c` [INFO] [stdout] --> src/main.rs:118:4 [INFO] [stdout] | [INFO] [stdout] 118 | fn v_add_c(a: &Vec, c: u8) -> Vec { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `v_mult` [INFO] [stdout] --> src/main.rs:122:4 [INFO] [stdout] | [INFO] [stdout] 122 | fn v_mult(a: &Vec, b: &Vec) -> Vec{ [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `global_coefficients` [INFO] [stdout] --> src/main.rs:329:4 [INFO] [stdout] | [INFO] [stdout] 329 | fn global_coefficients(spec: &CodeSpec) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test_gpc_gzero_2x2_2_1` [INFO] [stdout] --> src/main.rs:597:8 [INFO] [stdout] | [INFO] [stdout] 597 | fn test_gpc_gzero_2x2_2_1() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test_gpc_gzero_2x2_1_2` [INFO] [stdout] --> src/main.rs:621:8 [INFO] [stdout] | [INFO] [stdout] 621 | fn test_gpc_gzero_2x2_1_2() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.96s [INFO] running `Command { std: "docker" "inspect" "46a94e4a46eb0b78e2882032dd697c09bfdeafccd0e26827e48b1c97b3d6bb05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "46a94e4a46eb0b78e2882032dd697c09bfdeafccd0e26827e48b1c97b3d6bb05", kill_on_drop: false }` [INFO] [stdout] 46a94e4a46eb0b78e2882032dd697c09bfdeafccd0e26827e48b1c97b3d6bb05 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 664f4a87e4fab1ccadb098eb9835c7deb2fedf1323d8f6952beb0c5e5fc539e0 [INFO] running `Command { std: "docker" "start" "-a" "664f4a87e4fab1ccadb098eb9835c7deb2fedf1323d8f6952beb0c5e5fc539e0", kill_on_drop: false }` [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: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/main.rs:45:17 [INFO] [stderr] | [INFO] [stderr] 45 | try!(write!(f, "Invalid code")); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/main.rs:48:17 [INFO] [stderr] | [INFO] [stderr] 48 | try!(write!(f, "Malformed data")); [INFO] [stderr] | ^^^ [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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it 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 read: `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:118:4 [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:122:4 [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:329:4 [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:597:8 [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:621:8 [INFO] [stderr] | [INFO] [stderr] 621 | fn test_gpc_gzero_2x2_1_2() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `erasure-codes` (bin "erasure-codes" test) generated 14 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/erasure_codes-ff4d3f1b1ed2bd43) [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', src/main.rs:256:44 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x556074e427bc - std::backtrace_rs::backtrace::libunwind::trace::h51faa62df48810e4 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x556074e427bc - std::backtrace_rs::backtrace::trace_unsynchronized::h91de4d8e16d607e4 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x556074e427bc - std::sys_common::backtrace::_print_fmt::h71b0935f97e4322c [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x556074e427bc - ::fmt::h9a78218788c14e18 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x556074e65edc - core::fmt::write::h3381b3176fe2b3d3 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/fmt/mod.rs:1150:17 [INFO] [stdout] 5: 0x556074e3f405 - std::io::Write::write_fmt::hb6383f24fe197d3c [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/io/mod.rs:1667:15 [INFO] [stdout] 6: 0x556074e44470 - std::sys_common::backtrace::_print::h4b77abc4d907ed0e [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x556074e44470 - std::sys_common::backtrace::print::hb170c60b542377ad [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x556074e44470 - std::panicking::default_hook::{{closure}}::h12bbda9af8901ee3 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:210:50 [INFO] [stdout] 9: 0x556074e44062 - std::panicking::default_hook::h8c6c66d3f3ba6768 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:224:9 [INFO] [stdout] 10: 0x556074e44b24 - std::panicking::rust_panic_with_hook::h36f2fa0bb09f4069 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:624:17 [INFO] [stdout] 11: 0x556074e44600 - std::panicking::begin_panic_handler::{{closure}}::h9c42b65a42d06a7a [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:521:13 [INFO] [stdout] 12: 0x556074e42c84 - std::sys_common::backtrace::__rust_end_short_backtrace::hc791bddfe31e532c [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x556074e44569 - rust_begin_unwind [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:517:5 [INFO] [stdout] 14: 0x556074da5661 - core::panicking::panic_fmt::hf9de31d4acbce4db [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/panicking.rs:101:14 [INFO] [stdout] 15: 0x556074da5622 - core::panicking::panic_bounds_check::hb9e5d22d3b96691f [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/panicking.rs:77:5 [INFO] [stdout] 16: 0x556074db27ee - >::index::hd9ef4e644b607c0c [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/slice/index.rs:184:10 [INFO] [stdout] 17: 0x556074db2306 - core::slice::index:: for [T]>::index::hca8ed49e07b619ec [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/slice/index.rs:15:9 [INFO] [stdout] 18: 0x556074daefb1 - as core::ops::index::Index>::index::hb45c1a4d5abaa9fb [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/alloc/src/vec/mod.rs:2464:9 [INFO] [stdout] 19: 0x556074dd4b74 - erasure_codes::generate_g::h8c1f1e2f0c2a08c7 [INFO] [stdout] at /opt/rustwide/workdir/src/main.rs:256:44 [INFO] [stdout] 20: 0x556074db61a2 - erasure_codes::tests::test_generate_g::h5639cfd9077e115e [INFO] [stdout] at /opt/rustwide/workdir/src/main.rs:687:30 [INFO] [stdout] 21: 0x556074db616a - erasure_codes::tests::test_generate_g::{{closure}}::hb80bc2b81084a55b [INFO] [stdout] at /opt/rustwide/workdir/src/main.rs:685:5 [INFO] [stdout] 22: 0x556074db669e - core::ops::function::FnOnce::call_once::h7427fbe299a66918 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 23: 0x556074e0df33 - core::ops::function::FnOnce::call_once::h61555a204318cc58 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 24: 0x556074e0df33 - test::__rust_begin_short_backtrace::h8331e7b1cc7a6e62 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/test/src/lib.rs:578:5 [INFO] [stdout] 25: 0x556074e0c9b8 - as core::ops::function::FnOnce>::call_once::h98582e597fa7f145 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/alloc/src/boxed.rs:1636:9 [INFO] [stdout] 26: 0x556074e0c9b8 - as core::ops::function::FnOnce<()>>::call_once::h38fa7a0826ecff45 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 27: 0x556074e0c9b8 - std::panicking::try::do_call::h5b27d1cfffaa9f87 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:403:40 [INFO] [stdout] 28: 0x556074e0c9b8 - std::panicking::try::h86f7124b3264bcbe [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:367:19 [INFO] [stdout] 29: 0x556074e0c9b8 - std::panic::catch_unwind::h42dadf3598df7528 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panic.rs:129:14 [INFO] [stdout] 30: 0x556074e0c9b8 - test::run_test_in_process::h9d4b7510f0910050 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/test/src/lib.rs:601:18 [INFO] [stdout] 31: 0x556074e0c9b8 - test::run_test::run_test_inner::{{closure}}::h9b17f1fd181fe294 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/test/src/lib.rs:493:39 [INFO] [stdout] 32: 0x556074dda50e - test::run_test::run_test_inner::{{closure}}::h476f9211dfec6075 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/test/src/lib.rs:520:37 [INFO] [stdout] 33: 0x556074dda50e - std::sys_common::backtrace::__rust_begin_short_backtrace::h5c2db6945645950d [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 34: 0x556074ddeda8 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h791169ea9ba5492d [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/thread/mod.rs:481:17 [INFO] [stdout] 35: 0x556074ddeda8 - as core::ops::function::FnOnce<()>>::call_once::he930357ede3f4b4d [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 36: 0x556074ddeda8 - std::panicking::try::do_call::h0de4b1dd08a9aa80 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:403:40 [INFO] [stdout] 37: 0x556074ddeda8 - std::panicking::try::hf5b5c530df698d97 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:367:19 [INFO] [stdout] 38: 0x556074ddeda8 - std::panic::catch_unwind::hed97078f17dbf191 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panic.rs:129:14 [INFO] [stdout] 39: 0x556074ddeda8 - std::thread::Builder::spawn_unchecked::{{closure}}::h2e673950929cba93 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/thread/mod.rs:480:30 [INFO] [stdout] 40: 0x556074ddeda8 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h8e18ddd18a52f010 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 41: 0x556074e497e3 - as core::ops::function::FnOnce>::call_once::hbbbb32ef11ea0ad2 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/alloc/src/boxed.rs:1636:9 [INFO] [stdout] 42: 0x556074e497e3 - as core::ops::function::FnOnce>::call_once::h3b8ef23699fc5385 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/alloc/src/boxed.rs:1636:9 [INFO] [stdout] 43: 0x556074e497e3 - std::sys::unix::thread::Thread::new::thread_start::ha57f5cba35f709b7 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys/unix/thread.rs:106:17 [INFO] [stdout] 44: 0x7f29cc76e609 - start_thread [INFO] [stdout] 45: 0x7f29cc540293 - clone [INFO] [stdout] 46: 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; finished in 0.02s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--bin erasure-codes' [INFO] running `Command { std: "docker" "inspect" "664f4a87e4fab1ccadb098eb9835c7deb2fedf1323d8f6952beb0c5e5fc539e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "664f4a87e4fab1ccadb098eb9835c7deb2fedf1323d8f6952beb0c5e5fc539e0", kill_on_drop: false }` [INFO] [stdout] 664f4a87e4fab1ccadb098eb9835c7deb2fedf1323d8f6952beb0c5e5fc539e0