[INFO] fetching crate ldpc 0.4.4...
[INFO] testing ldpc-0.4.4 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate ldpc 0.4.4 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate ldpc 0.4.4 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ldpc 0.4.4
[INFO] finished tweaking crates.io crate ldpc 0.4.4
[INFO] tweaked toml for crates.io crate ldpc 0.4.4 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate ldpc 0.4.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded is_sorted v0.1.1
[INFO] [stderr]   Downloaded sprs v0.9.4
[INFO] [stderr]   Downloaded sparse-bin-mat v0.5.2
[INFO] [stderr]   Downloaded bigs v0.2.3
[INFO] [stderr]   Downloaded pauli v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 458ea6b6e6260f08b880eb12bcc10c56080e733b70c0c3d907ade12a08e5ecdd
[INFO] running `Command { std: "docker" "start" "-a" "458ea6b6e6260f08b880eb12bcc10c56080e733b70c0c3d907ade12a08e5ecdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "458ea6b6e6260f08b880eb12bcc10c56080e733b70c0c3d907ade12a08e5ecdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "458ea6b6e6260f08b880eb12bcc10c56080e733b70c0c3d907ade12a08e5ecdd", kill_on_drop: false }`
[INFO] [stdout] 458ea6b6e6260f08b880eb12bcc10c56080e733b70c0c3d907ade12a08e5ecdd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bbd08d4920f5b1a69caa2f2588d28b77809ffb364a74305cd2a284f74ecc50c8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bbd08d4920f5b1a69caa2f2588d28b77809ffb364a74305cd2a284f74ecc50c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling ndarray v0.14.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling is_sorted v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-bigint v0.3.2
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling alga v0.9.3
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling sprs v0.9.4
[INFO] [stderr]    Compiling bigs v0.2.3
[INFO] [stderr]    Compiling sparse-bin-mat v0.5.2
[INFO] [stderr]    Compiling pauli v0.2.2
[INFO] [stderr]    Compiling ldpc v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.10s
[INFO] running `Command { std: "docker" "inspect" "bbd08d4920f5b1a69caa2f2588d28b77809ffb364a74305cd2a284f74ecc50c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbd08d4920f5b1a69caa2f2588d28b77809ffb364a74305cd2a284f74ecc50c8", kill_on_drop: false }`
[INFO] [stdout] bbd08d4920f5b1a69caa2f2588d28b77809ffb364a74305cd2a284f74ecc50c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8870a065cd82537ea18788068ad8be2a00ab87c0b6cfefeeab6d979b899f3681
[INFO] running `Command { std: "docker" "start" "-a" "8870a065cd82537ea18788068ad8be2a00ab87c0b6cfefeeab6d979b899f3681", kill_on_drop: false }`
[INFO] [stderr]    Compiling ldpc v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.57s
[INFO] running `Command { std: "docker" "inspect" "8870a065cd82537ea18788068ad8be2a00ab87c0b6cfefeeab6d979b899f3681", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8870a065cd82537ea18788068ad8be2a00ab87c0b6cfefeeab6d979b899f3681", kill_on_drop: false }`
[INFO] [stdout] 8870a065cd82537ea18788068ad8be2a00ab87c0b6cfefeeab6d979b899f3681
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c6f906e4f02f9496e53fdf304b043d988500019ac84ef6c26c61ceb2225ee94d
[INFO] running `Command { std: "docker" "start" "-a" "c6f906e4f02f9496e53fdf304b043d988500019ac84ef6c26c61ceb2225ee94d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ldpc-4742aabce0cb7e78)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test classical::linear_code::edges::test::edges_of_hamming_code ... ok
[INFO] [stdout] test classical::decoders::flip::test::no_error_for_hamming_code ... ok
[INFO] [stdout] test classical::decoders::flip::test::flipping_first_bit_for_hamming_code ... ok
[INFO] [stdout] test classical::decoders::flip::test::flipping_third_bit_for_hamming_code ... ok
[INFO] [stdout] test quantum::css::logicals::test::shor_code ... ok
[INFO] [stdout] test classical::decoders::flip::test::flipping_first_and_third_bit_for_hamming_code ... ok
[INFO] [stdout] test quantum::css::logicals::test::random_hypergraph_product ... ok
[INFO] [stdout] test quantum::css::test::codes_should_be_orthogonal ... ok
[INFO] [stdout] test quantum::css::logicals::test::steane_code ... ok
[INFO] [stdout] test quantum::css::test::syndrome_steane_code ... ok
[INFO] [stdout] test quantum::css::test::codes_should_have_same_length ... ok
[INFO] [stdout] test quantum::css::test::hypergraph_product_of_repetition_codes ... ok
[INFO] [stdout] test quantum::css::test::syndrome_shor_code ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ldpc
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name ldpc --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bigs=/opt/rustwide/target/debug/deps/libbigs-1616f54fdaa7789d.rlib --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-7944d475efbdd012.rlib --extern itertools=/opt/rustwide/target/debug/deps/libitertools-c8dd939ba4bc9fbb.rlib --extern ldpc=/opt/rustwide/target/debug/deps/libldpc-76310742368c9dd9.rlib --extern pauli=/opt/rustwide/target/debug/deps/libpauli-4abdaf67da16da08.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-a933eda1d39bae93.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-5a042df705dd4467.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-2c5e9cff220d7f35.rlib --extern sparse_bin_mat=/opt/rustwide/target/debug/deps/libsparse_bin_mat-fdb8db133244da63.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "c6f906e4f02f9496e53fdf304b043d988500019ac84ef6c26c61ceb2225ee94d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6f906e4f02f9496e53fdf304b043d988500019ac84ef6c26c61ceb2225ee94d", kill_on_drop: false }`
[INFO] [stdout] c6f906e4f02f9496e53fdf304b043d988500019ac84ef6c26c61ceb2225ee94d