[INFO] fetching crate ldpc 0.2.0...
[INFO] testing ldpc-0.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate ldpc 0.2.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate ldpc 0.2.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ldpc 0.2.0
[INFO] finished tweaking crates.io crate ldpc 0.2.0
[INFO] tweaked toml for crates.io crate ldpc 0.2.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate ldpc 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 2ded855d65810840bb32fc9a9e62c88e4773706fa26dbc9c0505d607e8543d67
[INFO] running `Command { std: "docker" "start" "-a" "2ded855d65810840bb32fc9a9e62c88e4773706fa26dbc9c0505d607e8543d67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ded855d65810840bb32fc9a9e62c88e4773706fa26dbc9c0505d607e8543d67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ded855d65810840bb32fc9a9e62c88e4773706fa26dbc9c0505d607e8543d67", kill_on_drop: false }`
[INFO] [stdout] 2ded855d65810840bb32fc9a9e62c88e4773706fa26dbc9c0505d607e8543d67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4c864ad707628c91ccd0ca0ea0df8e07e5b743bb0ff000476deda42f083edb5
[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" "f4c864ad707628c91ccd0ca0ea0df8e07e5b743bb0ff000476deda42f083edb5", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling is_sorted v0.1.1
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling sparse-bin-mat v0.3.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling bigs v0.2.0
[INFO] [stderr]    Compiling ldpc v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.08s
[INFO] running `Command { std: "docker" "inspect" "f4c864ad707628c91ccd0ca0ea0df8e07e5b743bb0ff000476deda42f083edb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4c864ad707628c91ccd0ca0ea0df8e07e5b743bb0ff000476deda42f083edb5", kill_on_drop: false }`
[INFO] [stdout] f4c864ad707628c91ccd0ca0ea0df8e07e5b743bb0ff000476deda42f083edb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 255c2f767f0471bd68a660e410d6ed9182c2b30306dc291ada727981803ce768
[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" "255c2f767f0471bd68a660e410d6ed9182c2b30306dc291ada727981803ce768", kill_on_drop: false }`
[INFO] [stderr]    Compiling ldpc v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.30s
[INFO] running `Command { std: "docker" "inspect" "255c2f767f0471bd68a660e410d6ed9182c2b30306dc291ada727981803ce768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "255c2f767f0471bd68a660e410d6ed9182c2b30306dc291ada727981803ce768", kill_on_drop: false }`
[INFO] [stdout] 255c2f767f0471bd68a660e410d6ed9182c2b30306dc291ada727981803ce768
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7a5913b6f56a1ce59a0a13cd18ed7b6a0e14ad1c479fb896d17674d30b07c5fe
[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" "7a5913b6f56a1ce59a0a13cd18ed7b6a0e14ad1c479fb896d17674d30b07c5fe", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ldpc-7a3aad1b2550c1e9
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ldpc
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] test src/linear_code/mod.rs - linear_code::LinearCode::syndrome_of (line 231) ... ok
[INFO] [stdout] test src/linear_code/mod.rs - linear_code::LinearCode::has_the_same_codespace_as (line 141) ... ok
[INFO] [stdout] test src/linear_code/mod.rs - linear_code::LinearCode::dimension (line 185) ... ok
[INFO] [stdout] test src/linear_code/mod.rs - linear_code::LinearCode::from_parity_check_matrix (line 58) ... ok
[INFO] [stdout] test src/linear_code/mod.rs - linear_code::LinearCode (line 20) ... ok
[INFO] [stdout] test src/linear_code/mod.rs - linear_code::LinearCode::has_codeword (line 256) ... ok
[INFO] [stdout] test src/linear_code/mod.rs - linear_code::LinearCode::from_generator_matrix (line 79) ... ok
[INFO] [stdout] test src/linear_code/mod.rs - linear_code::LinearCode::random_error (line 282) ... ok
[INFO] [stdout] test src/linear_code/mod.rs - linear_code::LinearCode::random_regular_code (line 105) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7a5913b6f56a1ce59a0a13cd18ed7b6a0e14ad1c479fb896d17674d30b07c5fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a5913b6f56a1ce59a0a13cd18ed7b6a0e14ad1c479fb896d17674d30b07c5fe", kill_on_drop: false }`
[INFO] [stdout] 7a5913b6f56a1ce59a0a13cd18ed7b6a0e14ad1c479fb896d17674d30b07c5fe