[INFO] fetching crate half_matrix 0.2.1...
[INFO] testing half_matrix-0.2.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate half_matrix 0.2.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate half_matrix 0.2.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate half_matrix 0.2.1
[INFO] finished tweaking crates.io crate half_matrix 0.2.1
[INFO] tweaked toml for crates.io crate half_matrix 0.2.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 55584e036148b1803b3c3c60841c3497bb60d3c321702bfe1c6f6aade4a732f6
[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" "55584e036148b1803b3c3c60841c3497bb60d3c321702bfe1c6f6aade4a732f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55584e036148b1803b3c3c60841c3497bb60d3c321702bfe1c6f6aade4a732f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55584e036148b1803b3c3c60841c3497bb60d3c321702bfe1c6f6aade4a732f6", kill_on_drop: false }`
[INFO] [stdout] 55584e036148b1803b3c3c60841c3497bb60d3c321702bfe1c6f6aade4a732f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94cc6baca14117445abc226498f0773f86483038f49378ae7905011d290db697
[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" "94cc6baca14117445abc226498f0773f86483038f49378ae7905011d290db697", kill_on_drop: false }`
[INFO] [stderr]    Compiling atom v0.3.6
[INFO] [stderr]    Compiling hibitset v0.5.4
[INFO] [stderr]    Compiling half_matrix v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.31s
[INFO] running `Command { std: "docker" "inspect" "94cc6baca14117445abc226498f0773f86483038f49378ae7905011d290db697", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94cc6baca14117445abc226498f0773f86483038f49378ae7905011d290db697", kill_on_drop: false }`
[INFO] [stdout] 94cc6baca14117445abc226498f0773f86483038f49378ae7905011d290db697
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-01-01" "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] 6e5d6350755d9406ad06c7ca58b22ea80c3821282a7c9d7f00cf0b68751b4453
[INFO] running `Command { std: "docker" "start" "-a" "6e5d6350755d9406ad06c7ca58b22ea80c3821282a7c9d7f00cf0b68751b4453", kill_on_drop: false }`
[INFO] [stderr]    Compiling half_matrix v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `Command { std: "docker" "inspect" "6e5d6350755d9406ad06c7ca58b22ea80c3821282a7c9d7f00cf0b68751b4453", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e5d6350755d9406ad06c7ca58b22ea80c3821282a7c9d7f00cf0b68751b4453", kill_on_drop: false }`
[INFO] [stdout] 6e5d6350755d9406ad06c7ca58b22ea80c3821282a7c9d7f00cf0b68751b4453
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e85b368d29655910a70173c38e16255a9647eb4a6ca89dfa07ef03f868efecfa
[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" "e85b368d29655910a70173c38e16255a9647eb4a6ca89dfa07ef03f868efecfa", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/half_matrix-14625fb1dd5368bc
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::index_calculation ... ok
[INFO] [stdout] test tests::enable ... ok
[INFO] [stdout] test tests::index_calculation2 ... ok
[INFO] [stdout] test tests::out_of_range_swap ... ok
[INFO] [stdout] test tests::max_size_okay ... ok
[INFO] [stdout] test tests::index_of_fail ... ok
[INFO] [stderr]    Doc-tests half_matrix
[INFO] [stdout] test tests::max_size_too_big ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 11) ... ignored
[INFO] [stdout] test src/lib.rs - (line 16) ... ignored
[INFO] [stdout] test src/lib.rs - (line 2) ... ignored
[INFO] [stdout] test src/lib.rs - (line 28) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 4 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e85b368d29655910a70173c38e16255a9647eb4a6ca89dfa07ef03f868efecfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e85b368d29655910a70173c38e16255a9647eb4a6ca89dfa07ef03f868efecfa", kill_on_drop: false }`
[INFO] [stdout] e85b368d29655910a70173c38e16255a9647eb4a6ca89dfa07ef03f868efecfa