[INFO] fetching crate range_union_find 0.4.1...
[INFO] testing range_union_find-0.4.1 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate range_union_find 0.4.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate range_union_find 0.4.1 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate range_union_find 0.4.1
[INFO] finished tweaking crates.io crate range_union_find 0.4.1
[INFO] tweaked toml for crates.io crate range_union_find 0.4.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52be054e372a91f8767cfcaab912efec2850edbd46d73f4abb5e051c2c932b4c
[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" "52be054e372a91f8767cfcaab912efec2850edbd46d73f4abb5e051c2c932b4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52be054e372a91f8767cfcaab912efec2850edbd46d73f4abb5e051c2c932b4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52be054e372a91f8767cfcaab912efec2850edbd46d73f4abb5e051c2c932b4c", kill_on_drop: false }`
[INFO] [stdout] 52be054e372a91f8767cfcaab912efec2850edbd46d73f4abb5e051c2c932b4c
[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=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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd417a96f03e98e26a5bb86ab14f2009b660f4f38568aaf31b7f1a8451cff3cb
[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" "dd417a96f03e98e26a5bb86ab14f2009b660f4f38568aaf31b7f1a8451cff3cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling sorted-vec v0.5.2
[INFO] [stderr]    Compiling range_union_find v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "dd417a96f03e98e26a5bb86ab14f2009b660f4f38568aaf31b7f1a8451cff3cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd417a96f03e98e26a5bb86ab14f2009b660f4f38568aaf31b7f1a8451cff3cb", kill_on_drop: false }`
[INFO] [stdout] dd417a96f03e98e26a5bb86ab14f2009b660f4f38568aaf31b7f1a8451cff3cb
[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=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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] a4f2efdfe8b83fb096f7956cdf2fcd147a7c5aa33e4bd6900d879afbd65e3da9
[INFO] running `Command { std: "docker" "start" "-a" "a4f2efdfe8b83fb096f7956cdf2fcd147a7c5aa33e4bd6900d879afbd65e3da9", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling semver-parser v0.9.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling version-sync v0.9.2
[INFO] [stderr]    Compiling range_union_find v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 14.83s
[INFO] running `Command { std: "docker" "inspect" "a4f2efdfe8b83fb096f7956cdf2fcd147a7c5aa33e4bd6900d879afbd65e3da9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4f2efdfe8b83fb096f7956cdf2fcd147a7c5aa33e4bd6900d879afbd65e3da9", kill_on_drop: false }`
[INFO] [stdout] a4f2efdfe8b83fb096f7956cdf2fcd147a7c5aa33e4bd6900d879afbd65e3da9
[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=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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 80242f2cf770bab7f816fdd2dccd0db6073ce8a151a279b14c89c671a91365ae
[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" "80242f2cf770bab7f816fdd2dccd0db6073ce8a151a279b14c89c671a91365ae", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/range_union_find-7b06d4c4e2c55374)
[INFO] [stdout] 
[INFO] [stdout] running 42 tests
[INFO] [stdout] test tests::bitand_overarch_subselect ... ok
[INFO] [stdout] test tests::bitand_when_contained ... ok
[INFO] [stdout] test tests::extend_bitor_equivalence ... ok
[INFO] [stdout] test tests::dual_range_has_element ... ok
[INFO] [stdout] test tests::insert_gapfill_element_over_dual_range ... ok
[INFO] [stdout] test tests::dual_range_singleton_has_element ... ok
[INFO] [stdout] test tests::insert_contained_range_over_single_range ... ok
[INFO] [stdout] test tests::insert_max_size_range ... ok
[INFO] [stdout] test tests::insert_partial_gapfill_range_over_dual_range ... ok
[INFO] [stdout] test tests::insert_partial_overarch_adj_range_over_dual_range ... ok
[INFO] [stdout] test tests::dual_range_singleton_has_range ... ok
[INFO] [stdout] test tests::bitand_same_obj ... ok
[INFO] [stdout] test tests::insert_partial_overarch_adj_range_over_single_range ... ok
[INFO] [stdout] test tests::bitand_when_disjoint ... ok
[INFO] [stdout] test tests::find_range_with_element_in_triple ... ok
[INFO] [stdout] test tests::insert_partial_overarch_all_range_over_multi_range ... ok
[INFO] [stdout] test tests::insert_single_element_adj_range ... ok
[INFO] [stdout] test tests::inverse_range ... ok
[INFO] [stdout] test tests::make_from_iter ... ok
[INFO] [stdout] test tests::print_dual_range ... ok
[INFO] [stdout] test tests::range_set_boolean_ops_demorgan ... ok
[INFO] [stdout] test tests::remove_disjoint_range ... ok
[INFO] [stdout] test tests::remove_endpoint_overlap_single_range ... ok
[INFO] [stdout] test tests::remove_entire_single_range ... ok
[INFO] [stdout] test tests::remove_overarch_partial_match ... ok
[INFO] [stdout] test tests::remove_overlap_single_range ... ok
[INFO] [stdout] test tests::remove_partial_multiple_ranges ... ok
[INFO] [stdout] test tests::remove_partial_multiple_ranges_rangeswallow ... ok
[INFO] [stdout] test tests::remove_partial_single_range ... ok
[INFO] [stdout] test tests::single_range_range_disjoint ... ok
[INFO] [stdout] test tests::single_range_has_range ... ok
[INFO] [stdout] test tests::remove_sub_equivalence ... ok
[INFO] [stdout] test tests::turn_into_iter ... ok
[INFO] [stdout] test tests::single_range_has_element ... ok
[INFO] [stdout] test tests::xor_partial ... ok
[INFO] [stdout] test tests::single_range_range_partial ... ok
[INFO] [stdout] test tests::remove_over_valuespan_singletons ... ok
[INFO] [stdout] test tests::reject_bad_ranges ... ok
[INFO] [stdout] test tests::multi_range_range_partial ... ok
[INFO] [stdout] test tests::insert_range_over_endpoint_singletons ... ok
[INFO] [stdout] test tests::insert_partial_range_over_single_range ... ok
[INFO] [stdout] test tests::insert_partial_overarch_full_valuespan ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 42 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/version_numbers.rs (/opt/rustwide/target/debug/deps/version_numbers-a85494b2cc0df038)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_html_root_url ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests range_union_find
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - IntRangeUnionFind<T>::has_element_enum (line 188) ... ok
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] test src/lib.rs - IntRangeUnionFind<T>::has_element_enum (line 172) ... ok
[INFO] [stdout] test src/lib.rs - IntRangeUnionFind<T>::has_range (line 242) ... ok
[INFO] [stdout] test src/lib.rs - IntRangeUnionFind<T>::find_range_with_element (line 394) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.77s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "80242f2cf770bab7f816fdd2dccd0db6073ce8a151a279b14c89c671a91365ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80242f2cf770bab7f816fdd2dccd0db6073ce8a151a279b14c89c671a91365ae", kill_on_drop: false }`
[INFO] [stdout] 80242f2cf770bab7f816fdd2dccd0db6073ce8a151a279b14c89c671a91365ae