[INFO] updating cached repository kesselborn/rsdocs2docset
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kesselborn/rsdocs2docset
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kesselborn/rsdocs2docset" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/kesselborn/rsdocs2docset"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/kesselborn/rsdocs2docset'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kesselborn/rsdocs2docset" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/kesselborn/rsdocs2docset"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/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#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of kesselborn/rsdocs2docset on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-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-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/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-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/kesselborn/rsdocs2docset/Cargo.toml
[INFO] crate kesselborn/rsdocs2docset has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing kesselborn/rsdocs2docset against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] d8068877a00796f11b21aa1bf4c8e7b3b79bfa0efa8449d34eb72ca0c115c7db
[INFO] running `"docker" "start" "-a" "d8068877a00796f11b21aa1bf4c8e7b3b79bfa0efa8449d34eb72ca0c115c7db"`
[INFO] [stderr]    Compiling serde v0.8.22
[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 string_cache_codegen v0.3.1
[INFO] [stderr]    Compiling tendril v0.2.3
[INFO] [stderr]    Compiling thread_local v0.3.2
[INFO] [stderr]    Compiling clap v2.19.3
[INFO] [stderr]    Compiling aho-corasick v0.6.1
[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 regex v0.2.1
[INFO] [stderr]    Compiling sqlite v0.23.2
[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 45.70s
[INFO] running `"docker" "inspect" "d8068877a00796f11b21aa1bf4c8e7b3b79bfa0efa8449d34eb72ca0c115c7db"`
[INFO] running `"docker" "rm" "-f" "d8068877a00796f11b21aa1bf4c8e7b3b79bfa0efa8449d34eb72ca0c115c7db"`
[INFO] [stdout] d8068877a00796f11b21aa1bf4c8e7b3b79bfa0efa8449d34eb72ca0c115c7db
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] c074951c83484044ddb4b68b8e4d29f4c146f86088b8942a362bd35203b35949
[INFO] running `"docker" "start" "-a" "c074951c83484044ddb4b68b8e4d29f4c146f86088b8942a362bd35203b35949"`
[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 3.06s
[INFO] running `"docker" "inspect" "c074951c83484044ddb4b68b8e4d29f4c146f86088b8942a362bd35203b35949"`
[INFO] running `"docker" "rm" "-f" "c074951c83484044ddb4b68b8e4d29f4c146f86088b8942a362bd35203b35949"`
[INFO] [stdout] c074951c83484044ddb4b68b8e4d29f4c146f86088b8942a362bd35203b35949
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] 4813692c2876fbe77608e9e97ff6e4f29c977960038032840752c6cf254a5aa3
[INFO] running `"docker" "start" "-a" "4813692c2876fbe77608e9e97ff6e4f29c977960038032840752c6cf254a5aa3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rsdocs2docset-96ae774696edded0
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test dom::manipulator_tests::it_inserts_dash_anchor_before_macro_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::manipulator_tests::it_inserts_dash_anchor_before_enum_entry ... ok
[INFO] [stdout] test dom::parser_tests::it_extracts_enum_method_entry_correctly ... ok
[INFO] [stdout] test dom::parser_tests::it_extracts_enum_entry_correctly ... ok
[INFO] [stdout] test dom::parser_tests::it_extracts_const_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_function_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_type_entry ... ok
[INFO] [stdout] test dom::manipulator_tests::it_inserts_dash_anchor_before_trait_entry ... 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::manipulator_tests::it_inserts_dash_anchor_before_method_entry ... ok
[INFO] [stdout] test dom::parser_tests::it_extracts_impl_entry_correctly ... ok
[INFO] [stdout] test dom::parser_tests::it_extracts_struct_method_entry_correctly ... ok
[INFO] [stdout] test dom::parser_tests::it_extracts_field_entry_correctly ... ok
[INFO] [stdout] test dom::parser_tests::it_extracts_module_entry_correctly ... ok
[INFO] [stdout] test dom::parser_tests::it_extracts_type_entry_correctly ... ok
[INFO] [stdout] test dom::parser_tests::it_extracts_trait_method_entry_correctly ... ok
[INFO] [stdout] test dom::parser_tests::it_extracts_struct_entry_correctly ... ok
[INFO] [stdout] test dom::parser_tests::it_extracts_variants_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-0a3af730009bb04d
[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" "4813692c2876fbe77608e9e97ff6e4f29c977960038032840752c6cf254a5aa3"`
[INFO] running `"docker" "rm" "-f" "4813692c2876fbe77608e9e97ff6e4f29c977960038032840752c6cf254a5aa3"`
[INFO] [stdout] 4813692c2876fbe77608e9e97ff6e4f29c977960038032840752c6cf254a5aa3