[INFO] fetching crate range_union_find 0.4.1...
[INFO] testing range_union_find-0.4.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate range_union_find 0.4.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate range_union_find 0.4.1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sorted-vec v0.5.2
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2848841739a8d85d8faeabc4ba3aa97c681a739e25b2d44102cda402ca43733b
[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" "2848841739a8d85d8faeabc4ba3aa97c681a739e25b2d44102cda402ca43733b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2848841739a8d85d8faeabc4ba3aa97c681a739e25b2d44102cda402ca43733b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2848841739a8d85d8faeabc4ba3aa97c681a739e25b2d44102cda402ca43733b", kill_on_drop: false }`
[INFO] [stdout] 2848841739a8d85d8faeabc4ba3aa97c681a739e25b2d44102cda402ca43733b
[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=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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ebeec8770df2a25722d0a4c24caeb1586f09b27eff151b94e1e6bf2786b47b2
[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" "7ebeec8770df2a25722d0a4c24caeb1586f09b27eff151b94e1e6bf2786b47b2", 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 0.81s
[INFO] running `Command { std: "docker" "inspect" "7ebeec8770df2a25722d0a4c24caeb1586f09b27eff151b94e1e6bf2786b47b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ebeec8770df2a25722d0a4c24caeb1586f09b27eff151b94e1e6bf2786b47b2", kill_on_drop: false }`
[INFO] [stdout] 7ebeec8770df2a25722d0a4c24caeb1586f09b27eff151b94e1e6bf2786b47b2
[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=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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] 28ddf9a75c330e343c7776f712c0ddea4bb52435ed5b6826975c3ddca8333972
[INFO] running `Command { std: "docker" "start" "-a" "28ddf9a75c330e343c7776f712c0ddea4bb52435ed5b6826975c3ddca8333972", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling semver-parser v0.9.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling version-sync v0.9.3
[INFO] [stderr]    Compiling range_union_find v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 29.97s
[INFO] running `Command { std: "docker" "inspect" "28ddf9a75c330e343c7776f712c0ddea4bb52435ed5b6826975c3ddca8333972", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28ddf9a75c330e343c7776f712c0ddea4bb52435ed5b6826975c3ddca8333972", kill_on_drop: false }`
[INFO] [stdout] 28ddf9a75c330e343c7776f712c0ddea4bb52435ed5b6826975c3ddca8333972
[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=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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6800386bcb0b6418aa7eb159f0f8b480554de49d29a4ca0fa2bcffb65417d11f
[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" "6800386bcb0b6418aa7eb159f0f8b480554de49d29a4ca0fa2bcffb65417d11f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stdout] running 42 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/range_union_find-987e6c62f69267f8)
[INFO] [stdout] test tests::bitand_overarch_subselect ... ok
[INFO] [stderr]      Running tests/version_numbers.rs (/opt/rustwide/target/debug/deps/version_numbers-a532e405f8ea48db)
[INFO] [stdout] test tests::bitand_same_obj ... ok
[INFO] [stdout] test tests::bitand_when_disjoint ... ok
[INFO] [stdout] test tests::dual_range_has_element ... ok
[INFO] [stdout] test tests::dual_range_singleton_has_element ... ok
[INFO] [stdout] test tests::bitand_when_contained ... ok
[INFO] [stdout] test tests::extend_bitor_equivalence ... ok
[INFO] [stdout] test tests::find_range_with_element_in_triple ... ok
[INFO] [stdout] test tests::insert_max_size_range ... ok
[INFO] [stdout] test tests::insert_range_over_endpoint_singletons ... ok
[INFO] [stdout] test tests::insert_partial_overarch_adj_range_over_dual_range ... ok
[INFO] [stdout] test tests::insert_partial_range_over_single_range ... ok
[INFO] [stdout] test tests::insert_partial_overarch_adj_range_over_single_range ... ok
[INFO] [stdout] test tests::make_from_iter ... ok
[INFO] [stdout] test tests::inverse_range ... ok
[INFO] [stdout] test tests::insert_partial_overarch_full_valuespan ... ok
[INFO] [stdout] test tests::multi_range_range_partial ... ok
[INFO] [stdout] test tests::range_set_boolean_ops_demorgan ... ok
[INFO] [stdout] test tests::reject_bad_ranges ... ok
[INFO] [stdout] test tests::remove_disjoint_range ... ok
[INFO] [stdout] test tests::remove_over_valuespan_singletons ... ok
[INFO] [stdout] test tests::remove_overlap_single_range ... ok
[INFO] [stdout] test tests::remove_partial_multiple_ranges_rangeswallow ... ok
[INFO] [stdout] test tests::remove_entire_single_range ... ok
[INFO] [stdout] test tests::print_dual_range ... ok
[INFO] [stdout] test tests::remove_partial_multiple_ranges ... ok
[INFO] [stdout] test tests::dual_range_singleton_has_range ... ok
[INFO] [stdout] test tests::remove_endpoint_overlap_single_range ... ok
[INFO] [stdout] test tests::remove_overarch_partial_match ... ok
[INFO] [stdout] test tests::remove_partial_single_range ... ok
[INFO] [stdout] test tests::xor_partial ... ok
[INFO] [stdout] test tests::remove_sub_equivalence ... ok
[INFO] [stdout] test tests::single_range_has_element ... ok
[INFO] [stdout] test tests::single_range_has_range ... ok
[INFO] [stdout] test tests::single_range_range_partial ... ok
[INFO] [stdout] test tests::single_range_range_disjoint ... ok
[INFO] [stdout] test tests::insert_partial_gapfill_range_over_dual_range ... ok
[INFO] [stdout] test tests::insert_gapfill_element_over_dual_range ... ok
[INFO] [stdout] test tests::insert_contained_range_over_single_range ... ok
[INFO] [stdout] test tests::turn_into_iter ... ok
[INFO] [stdout] test tests::insert_single_element_adj_range ... ok
[INFO] [stdout] test tests::insert_partial_overarch_all_range_over_multi_range ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 42 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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 0.20s
[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>::find_range_with_element (line 394) ... ok
[INFO] [stdout] test src/lib.rs - IntRangeUnionFind<T>::has_range (line 242) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.12s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6800386bcb0b6418aa7eb159f0f8b480554de49d29a4ca0fa2bcffb65417d11f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6800386bcb0b6418aa7eb159f0f8b480554de49d29a4ca0fa2bcffb65417d11f", kill_on_drop: false }`
[INFO] [stdout] 6800386bcb0b6418aa7eb159f0f8b480554de49d29a4ca0fa2bcffb65417d11f