[INFO] fetching crate prefix_sum 0.1.0...
[INFO] testing prefix_sum-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate prefix_sum 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate prefix_sum 0.1.0 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 prefix_sum 0.1.0
[INFO] finished tweaking crates.io crate prefix_sum 0.1.0
[INFO] tweaked toml for crates.io crate prefix_sum 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stdout] e695573096e4d5db397bb5c1876a7c5cf00588d0320f236b3d03def8972bb73b
[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" "e695573096e4d5db397bb5c1876a7c5cf00588d0320f236b3d03def8972bb73b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e695573096e4d5db397bb5c1876a7c5cf00588d0320f236b3d03def8972bb73b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e695573096e4d5db397bb5c1876a7c5cf00588d0320f236b3d03def8972bb73b", kill_on_drop: false }`
[INFO] [stdout] e695573096e4d5db397bb5c1876a7c5cf00588d0320f236b3d03def8972bb73b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 6801486e3502ede29ce2762e31bf46eeb5fa318d1afac1f55b3716f3df5c151e
[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" "6801486e3502ede29ce2762e31bf46eeb5fa318d1afac1f55b3716f3df5c151e", kill_on_drop: false }`
[INFO] [stderr]    Compiling prefix_sum v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "6801486e3502ede29ce2762e31bf46eeb5fa318d1afac1f55b3716f3df5c151e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6801486e3502ede29ce2762e31bf46eeb5fa318d1afac1f55b3716f3df5c151e", kill_on_drop: false }`
[INFO] [stdout] 6801486e3502ede29ce2762e31bf46eeb5fa318d1afac1f55b3716f3df5c151e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 8d68e0b7a6ff85080cab9eaf3990b4f4456725896384eacba596b4a6082840dc
[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" "8d68e0b7a6ff85080cab9eaf3990b4f4456725896384eacba596b4a6082840dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling prefix_sum v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "8d68e0b7a6ff85080cab9eaf3990b4f4456725896384eacba596b4a6082840dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d68e0b7a6ff85080cab9eaf3990b4f4456725896384eacba596b4a6082840dc", kill_on_drop: false }`
[INFO] [stdout] 8d68e0b7a6ff85080cab9eaf3990b4f4456725896384eacba596b4a6082840dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] f3ecd15bef881b14b4c977eaba535ea06449c5cc7a1a8aa272fffa0434051830
[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" "f3ecd15bef881b14b4c977eaba535ea06449c5cc7a1a8aa272fffa0434051830", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/prefix_sum-1696c3088dbba1c2
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Doc-tests prefix_sum
[INFO] [stdout] test tests::test_sum ... ok
[INFO] [stdout] test tests::test_unsigned ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test src/range.rs - range::PrefixSumRange (line 33) ... ok
[INFO] [stdout] test src/iter.rs - iter::IntoIter (line 72) ... ok
[INFO] [stdout] test src/sum2d.rs - sum2d::Buf2D (line 188) ... ok
[INFO] [stdout] test src/sum2d.rs - sum2d::Buf2DIter (line 270) ... ok
[INFO] [stdout] test src/lib.rs - PrefixSum<T>::from_vec (line 85) ... ok
[INFO] [stdout] test src/iter.rs - iter::Iter (line 25) ... ok
[INFO] [stdout] test src/sum2d.rs - sum2d (line 5) ... ok
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] test src/range.rs - range (line 8) ... ok
[INFO] [stdout] test src/lib.rs - PrefixSum (line 48) ... ok
[INFO] [stdout] test src/iter.rs - iter (line 5) ... ok
[INFO] [stdout] test src/lib.rs - PrefixSum<T>::from_vec (line 94) ... ok
[INFO] [stdout] test src/lib.rs - PrefixSum<T>::resize (line 140) ... ok
[INFO] [stdout] test src/summable.rs - summable::Summable (line 101) ... ok
[INFO] [stdout] test src/range.rs - range::UnboundedPrefixSumRange (line 50) ... ok
[INFO] [stdout] test src/summable.rs - summable::Summable (line 22) ... ok
[INFO] [stdout] test src/summable.rs - summable::Summable (line 45) ... ok
[INFO] [stdout] test src/summable.rs - summable::Summable (line 64) ... ok
[INFO] [stdout] test src/summable.rs - summable::Summable (line 54) ... ok
[INFO] [stdout] test src/summable.rs - summable::Summable (line 33) ... ok
[INFO] [stdout] test src/summable.rs - summable::Summable (line 83) ... ok
[INFO] [stdout] test src/summable.rs - summable::Summable (line 74) ... ok
[INFO] [stdout] test src/summable.rs - summable::Summable (line 92) ... ok
[INFO] [stdout] test src/sum2d.rs - sum2d::PrefixSum2D (line 28) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f3ecd15bef881b14b4c977eaba535ea06449c5cc7a1a8aa272fffa0434051830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3ecd15bef881b14b4c977eaba535ea06449c5cc7a1a8aa272fffa0434051830", kill_on_drop: false }`
[INFO] [stdout] f3ecd15bef881b14b4c977eaba535ea06449c5cc7a1a8aa272fffa0434051830