[INFO] fetching crate fec-rs 0.1.0...
[INFO] testing fec-rs-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate fec-rs 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate fec-rs 0.1.0
[INFO] finished tweaking crates.io crate fec-rs 0.1.0
[INFO] tweaked toml for crates.io crate fec-rs 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fec-rs 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fec-rs 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ce0e6a751067a0c99587ba8fb823b2292174e69a2bfe0583249f95f90693f5e
[INFO] running `Command { std: "docker" "start" "-a" "7ce0e6a751067a0c99587ba8fb823b2292174e69a2bfe0583249f95f90693f5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ce0e6a751067a0c99587ba8fb823b2292174e69a2bfe0583249f95f90693f5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ce0e6a751067a0c99587ba8fb823b2292174e69a2bfe0583249f95f90693f5e", kill_on_drop: false }`
[INFO] [stdout] 7ce0e6a751067a0c99587ba8fb823b2292174e69a2bfe0583249f95f90693f5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99ac91a94445090fc00d46ce218a2a4b2feecd4a1afc801807847722fa719bca
[INFO] running `Command { std: "docker" "start" "-a" "99ac91a94445090fc00d46ce218a2a4b2feecd4a1afc801807847722fa719bca", kill_on_drop: false }`
[INFO] [stderr]    Compiling fec-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `Command { std: "docker" "inspect" "99ac91a94445090fc00d46ce218a2a4b2feecd4a1afc801807847722fa719bca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99ac91a94445090fc00d46ce218a2a4b2feecd4a1afc801807847722fa719bca", kill_on_drop: false }`
[INFO] [stdout] 99ac91a94445090fc00d46ce218a2a4b2feecd4a1afc801807847722fa719bca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03ec96b9f5d9ef8829b61176e03504b90694647556137ed8af07afc2cc7f3245
[INFO] running `Command { std: "docker" "start" "-a" "03ec96b9f5d9ef8829b61176e03504b90694647556137ed8af07afc2cc7f3245", kill_on_drop: false }`
[INFO] [stderr]    Compiling fec-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `Command { std: "docker" "inspect" "03ec96b9f5d9ef8829b61176e03504b90694647556137ed8af07afc2cc7f3245", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03ec96b9f5d9ef8829b61176e03504b90694647556137ed8af07afc2cc7f3245", kill_on_drop: false }`
[INFO] [stdout] 03ec96b9f5d9ef8829b61176e03504b90694647556137ed8af07afc2cc7f3245
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 57c215d1664db52c4bacd5178f9c16a3b46e326752370388d7204831b868471c
[INFO] running `Command { std: "docker" "start" "-a" "57c215d1664db52c4bacd5178f9c16a3b46e326752370388d7204831b868471c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fec_rs-f6d240e63568941e)
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test galois::tests::test_add ... ok
[INFO] [stdout] test galois::tests::test_exp ... ok
[INFO] [stdout] test galois::tests::test_mul_slice_large ... ok
[INFO] [stdout] test galois::tests::test_mul ... ok
[INFO] [stdout] test galois::tests::test_mul_slice_unaligned_sizes ... ok
[INFO] [stdout] test galois::tests::test_mul_slice_xor_basic ... ok
[INFO] [stdout] test galois::tests::test_mul_slice_basic ... ok
[INFO] [stdout] test galois::tests::test_div ... ok
[INFO] [stdout] test galois::tests::test_mul_slice_xor_large ... ok
[INFO] [stdout] test matrix::tests::test_identity ... ok
[INFO] [stdout] test matrix::tests::test_invert ... ok
[INFO] [stdout] test matrix::tests::test_invert_identity ... ok
[INFO] [stdout] test matrix::tests::test_invert_times_original_is_identity ... ok
[INFO] [stdout] test matrix::tests::test_multiply_identity ... ok
[INFO] [stdout] test reed_solomon::tests::test_new_basic ... ok
[INFO] [stdout] test reed_solomon::tests::test_encode_single_sep_matches_batch_encode ... ok
[INFO] [stdout] test reed_solomon::tests::test_encode_sep ... ok
[INFO] [stdout] test reed_solomon::tests::test_encode_verify ... ok
[INFO] [stdout] test reed_solomon::tests::test_partial_eq_reflects_parity_matrix_changes ... ok
[INFO] [stdout] test reed_solomon::tests::test_reconstruct_missing_data ... ok
[INFO] [stdout] test reed_solomon::tests::test_reconstruct_returns_singular_matrix_for_invalid_parity_matrix ... ok
[INFO] [stdout] test reed_solomon::tests::test_reconstruct_missing_parity ... ok
[INFO] [stdout] test reed_solomon::tests::test_reconstruct_too_few_shards ... ok
[INFO] [stdout] test reed_solomon::tests::test_reconstruct_mixed ... ok
[INFO] [stdout] test reed_solomon::tests::test_shard_by_shard_encode_sep_matches_batch_encode ... ok
[INFO] [stdout] test reed_solomon::tests::test_set_parity_matrix_invalidates_decode_matrix_cache ... ok
[INFO] [stdout] test reed_solomon::tests::test_set_parity_matrix_rejects_wrong_length ... ok
[INFO] [stdout] test reed_solomon::tests::test_shard_by_shard ... ok
[INFO] [stdout] test matrix::tests::test_multiply ... ok
[INFO] [stdout] test reed_solomon::tests::test_new_errors ... ok
[INFO] [stdout] test reed_solomon::tests::test_reconstruct_data_only ... ok
[INFO] [stdout] test galois::tests::test_gfni_table ... ok
[INFO] [stdout] test reed_solomon::tests::test_various_shard_counts ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 33 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fec_rs
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/reed_solomon.rs - reed_solomon::ShardByShard (line 751) ... ok
[INFO] [stdout] test src/reed_solomon.rs - reed_solomon::ReedSolomon (line 17) ... ok
[INFO] [stdout] test src/lib.rs - (line 39) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.57s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "57c215d1664db52c4bacd5178f9c16a3b46e326752370388d7204831b868471c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57c215d1664db52c4bacd5178f9c16a3b46e326752370388d7204831b868471c", kill_on_drop: false }`
[INFO] [stdout] 57c215d1664db52c4bacd5178f9c16a3b46e326752370388d7204831b868471c