[INFO] cloning repository kesselborn/rsdocs2docset
[INFO] running `"git" "clone" "--bare" "git://github.com/kesselborn/rsdocs2docset.git" "work/cache/sources/gh/kesselborn/rsdocs2docset"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/kesselborn/rsdocs2docset'...
[INFO] running `"git" "clone" "work/cache/sources/gh/kesselborn/rsdocs2docset" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/kesselborn/rsdocs2docset"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/kesselborn/rsdocs2docset'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kesselborn/rsdocs2docset" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/kesselborn/rsdocs2docset"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/kesselborn/rsdocs2docset'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f4290060d73125fbe5f058aa2b56f2903a7dd670
[INFO] sha for GitHub repo kesselborn/rsdocs2docset: f4290060d73125fbe5f058aa2b56f2903a7dd670
[INFO] validating manifest of kesselborn/rsdocs2docset on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of kesselborn/rsdocs2docset on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing kesselborn/rsdocs2docset
[INFO] finished frobbing kesselborn/rsdocs2docset
[INFO] frobbed toml for kesselborn/rsdocs2docset written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/kesselborn/rsdocs2docset/Cargo.toml
[INFO] started frobbing kesselborn/rsdocs2docset
[INFO] finished frobbing kesselborn/rsdocs2docset
[INFO] frobbed toml for kesselborn/rsdocs2docset written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/kesselborn/rsdocs2docset/Cargo.toml
[INFO] crate kesselborn/rsdocs2docset already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sqlite3-sys v0.11.1
[INFO] [stderr]   Downloaded sqlite v0.23.2
[INFO] [stderr]   Downloaded html5ever v0.12.1
[INFO] [stderr]   Downloaded sqlite3-src v0.2.4
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] testing kesselborn/rsdocs2docset against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/kesselborn/rsdocs2docset:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] f51407ce0f33535f2154f076c1b928cff7a5f378159291ed54b0cd76354ff2c8
[INFO] running `"docker" "start" "-a" "f51407ce0f33535f2154f076c1b928cff7a5f378159291ed54b0cd76354ff2c8"`
[INFO] [stderr]    Compiling mac v0.0.2
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling thread-id v3.0.0
[INFO] [stderr]    Compiling term_size v0.2.1
[INFO] [stderr]    Compiling sqlite3-src v0.2.4
[INFO] [stderr]    Compiling syn v0.10.6
[INFO] [stderr]    Compiling utf-8 v0.6.0
[INFO] [stderr]    Compiling string_cache_codegen v0.3.1
[INFO] [stderr]    Compiling thread_local v0.3.2
[INFO] [stderr]    Compiling futf v0.1.2
[INFO] [stderr]    Compiling clap v2.19.3
[INFO] [stderr]    Compiling aho-corasick v0.6.1
[INFO] [stderr]    Compiling tendril v0.2.3
[INFO] [stderr]    Compiling sqlite3-sys v0.11.1
[INFO] [stderr]    Compiling string_cache v0.3.0
[INFO] [stderr]    Compiling html5ever-atoms v0.1.3
[INFO] [stderr]    Compiling sqlite v0.23.2
[INFO] [stderr]    Compiling regex v0.2.1
[INFO] [stderr]    Compiling html5ever v0.12.1
[INFO] [stderr]    Compiling rsdocs2docset v0.4.1 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/dom/manipulator.rs:6:23
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn add_dash_links(mut dom: &mut RcDom, entries: &[Option<Entry>]) {
[INFO] [stderr]   |                       ----^^^
[INFO] [stderr]   |                       |
[INFO] [stderr]   |                       help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.23s
[INFO] running `"docker" "inspect" "f51407ce0f33535f2154f076c1b928cff7a5f378159291ed54b0cd76354ff2c8"`
[INFO] running `"docker" "rm" "-f" "f51407ce0f33535f2154f076c1b928cff7a5f378159291ed54b0cd76354ff2c8"`
[INFO] [stdout] f51407ce0f33535f2154f076c1b928cff7a5f378159291ed54b0cd76354ff2c8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/kesselborn/rsdocs2docset:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 09c8df781e51e6f2a5edee6f167c2fd1444286e13eb7dbf1930c689ca3486fd2
[INFO] running `"docker" "start" "-a" "09c8df781e51e6f2a5edee6f167c2fd1444286e13eb7dbf1930c689ca3486fd2"`
[INFO] [stderr]    Compiling rsdocs2docset v0.4.1 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/dom/manipulator.rs:6:23
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn add_dash_links(mut dom: &mut RcDom, entries: &[Option<Entry>]) {
[INFO] [stderr]   |                       ----^^^
[INFO] [stderr]   |                       |
[INFO] [stderr]   |                       help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.10s
[INFO] running `"docker" "inspect" "09c8df781e51e6f2a5edee6f167c2fd1444286e13eb7dbf1930c689ca3486fd2"`
[INFO] running `"docker" "rm" "-f" "09c8df781e51e6f2a5edee6f167c2fd1444286e13eb7dbf1930c689ca3486fd2"`
[INFO] [stdout] 09c8df781e51e6f2a5edee6f167c2fd1444286e13eb7dbf1930c689ca3486fd2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/kesselborn/rsdocs2docset:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] 43e0e18a7c39a8350c96fb0be3c0d4b19a8caff32c19acf1f7157e5d1572911e
[INFO] running `"docker" "start" "-a" "43e0e18a7c39a8350c96fb0be3c0d4b19a8caff32c19acf1f7157e5d1572911e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rsdocs2docset-7cc3414c2e90f834
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test dom::manipulator_tests::it_inserts_dash_anchor_before_enum_entry ... ok
[INFO] [stdout] test dom::manipulator_tests::it_inserts_dash_anchor_before_const_entry ... ok
[INFO] [stdout] test dom::manipulator_tests::it_inserts_dash_anchor_before_function_entry ... ok
[INFO] [stdout] test dom::parser_tests::it_extracts_const_entry_correctly ... ok
[INFO] [stdout] test dom::parser_tests::it_extracts_enum_method_entry_correctly ... ok
[INFO] [stdout] test dom::manipulator_tests::it_inserts_dash_anchor_before_module_entry ... ok
[INFO] [stdout] test dom::parser_tests::it_extracts_field_entry_correctly ... ok
[INFO] [stdout] test dom::manipulator_tests::it_inserts_dash_anchor_before_struct_entry ... ok
[INFO] [stdout] test dom::manipulator_tests::it_inserts_dash_anchor_before_macro_entry ... ok
[INFO] [stdout] test dom::parser_tests::it_extracts_function_entry_correctly ... ok
[INFO] [stdout] test dom::manipulator_tests::it_inserts_dash_anchor_before_trait_entry ... ok
[INFO] [stdout] test dom::manipulator_tests::it_inserts_dash_anchor_before_type_entry ... ok
[INFO] [stdout] test dom::manipulator_tests::it_inserts_dash_anchor_before_method_entry ... ok
[INFO] [stdout] test dom::parser_tests::it_extracts_struct_method_entry_correctly ... ok
[INFO] [stdout] test dom::parser_tests::it_extracts_enum_entry_correctly ... ok
[INFO] [stdout] test dom::parser_tests::it_extracts_variants_entry_correctly ... ok
[INFO] [stdout] test dom::parser_tests::it_extracts_macro_entry_correctly ... ok
[INFO] [stdout] test dom::parser_tests::it_extracts_trait_entry_correctly ... ok
[INFO] [stdout] test dom::parser_tests::it_extracts_type_entry_correctly ... ok
[INFO] [stdout] test dom::parser_tests::it_extracts_impl_entry_correctly ... ok
[INFO] [stdout] test dom::parser_tests::it_extracts_struct_entry_correctly ... ok
[INFO] [stdout] test dom::parser_tests::it_extracts_module_entry_correctly ... ok
[INFO] [stdout] test dom::parser_tests::it_extracts_trait_method_entry_correctly ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rsdocs2docset-b5d5d8de981fac5f
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rsdocs2docset
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "43e0e18a7c39a8350c96fb0be3c0d4b19a8caff32c19acf1f7157e5d1572911e"`
[INFO] running `"docker" "rm" "-f" "43e0e18a7c39a8350c96fb0be3c0d4b19a8caff32c19acf1f7157e5d1572911e"`
[INFO] [stdout] 43e0e18a7c39a8350c96fb0be3c0d4b19a8caff32c19acf1f7157e5d1572911e