[INFO] fetching crate eytzinger 1.0.1...
[INFO] testing eytzinger-1.0.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate eytzinger 1.0.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate eytzinger 1.0.1 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 eytzinger 1.0.1
[INFO] finished tweaking crates.io crate eytzinger 1.0.1
[INFO] tweaked toml for crates.io crate eytzinger 1.0.1 written to /workspace/builds/worker-6/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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] cdcf455b6ead45660991cd31c6a8c3e0c1bdfd1b159e3d557574523261c57994
[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" "cdcf455b6ead45660991cd31c6a8c3e0c1bdfd1b159e3d557574523261c57994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cdcf455b6ead45660991cd31c6a8c3e0c1bdfd1b159e3d557574523261c57994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdcf455b6ead45660991cd31c6a8c3e0c1bdfd1b159e3d557574523261c57994", kill_on_drop: false }`
[INFO] [stdout] cdcf455b6ead45660991cd31c6a8c3e0c1bdfd1b159e3d557574523261c57994
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 9a04d59ab492188d2846b63646f251af8d4728f5664ed508f8a84f927b0f832d
[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" "9a04d59ab492188d2846b63646f251af8d4728f5664ed508f8a84f927b0f832d", kill_on_drop: false }`
[INFO] [stderr]    Compiling eytzinger v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "9a04d59ab492188d2846b63646f251af8d4728f5664ed508f8a84f927b0f832d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a04d59ab492188d2846b63646f251af8d4728f5664ed508f8a84f927b0f832d", kill_on_drop: false }`
[INFO] [stdout] 9a04d59ab492188d2846b63646f251af8d4728f5664ed508f8a84f927b0f832d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 1918c01f45d93bed2b21b6c68b99023044a33a97d1e4ebcc6813b36c9c8a3c8a
[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" "1918c01f45d93bed2b21b6c68b99023044a33a97d1e4ebcc6813b36c9c8a3c8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr]    Compiling quickcheck v0.4.1
[INFO] [stderr]    Compiling eytzinger v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.49s
[INFO] running `Command { std: "docker" "inspect" "1918c01f45d93bed2b21b6c68b99023044a33a97d1e4ebcc6813b36c9c8a3c8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1918c01f45d93bed2b21b6c68b99023044a33a97d1e4ebcc6813b36c9c8a3c8a", kill_on_drop: false }`
[INFO] [stdout] 1918c01f45d93bed2b21b6c68b99023044a33a97d1e4ebcc6813b36c9c8a3c8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 7e91323d3c846ae166e7ed5601e20e77bbcadc33df8137086f5c221f1ecb884e
[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" "7e91323d3c846ae166e7ed5601e20e77bbcadc33df8137086f5c221f1ecb884e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/eytzinger-2ba70c100ea66e40
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::calc_index ... ok
[INFO] [stdout] test tests::eytzingerize_simple ... ok
[INFO] [stdout] test tests::reference_permutations ... ok
[INFO] [stdout] test tests::magic ... ok
[INFO] [stdout] test tests::search_negative ... ok
[INFO] [stdout] test tests::simple_inplace_permutation ... ok
[INFO] [stdout] test tests::eytzinger_tree_invariants ... ok
[INFO] [stdout] test tests::search_works ... ok
[INFO] [stdout] test tests::inplace_permutation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests eytzinger
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - SliceExt::eytzinger_search (line 256) ... ok
[INFO] [stdout] test src/lib.rs - SliceExt::eytzingerize (line 241) ... ok
[INFO] [stdout] test src/lib.rs - SliceExt::eytzinger_search_by (line 276) ... ok
[INFO] [stdout] test src/lib.rs - eytzingerize (line 224) ... ok
[INFO] [stdout] test src/lib.rs - SliceExt::eytzinger_search_by_key (line 296) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] test src/lib.rs - eytzinger_search_by (line 321) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7e91323d3c846ae166e7ed5601e20e77bbcadc33df8137086f5c221f1ecb884e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e91323d3c846ae166e7ed5601e20e77bbcadc33df8137086f5c221f1ecb884e", kill_on_drop: false }`
[INFO] [stdout] 7e91323d3c846ae166e7ed5601e20e77bbcadc33df8137086f5c221f1ecb884e