[INFO] fetching crate cargo-toml-builder 0.2.0...
[INFO] extracting crate cargo-toml-builder 0.2.0 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/cargo-toml-builder/0.2.0
[INFO] extracting crate cargo-toml-builder 0.2.0 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/cargo-toml-builder/0.2.0
[INFO] validating manifest of cargo-toml-builder-0.2.0 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 cargo-toml-builder-0.2.0 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 cargo-toml-builder-0.2.0
[INFO] finished frobbing cargo-toml-builder-0.2.0
[INFO] frobbed toml for cargo-toml-builder-0.2.0 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/cargo-toml-builder/0.2.0/Cargo.toml
[INFO] started frobbing cargo-toml-builder-0.2.0
[INFO] finished frobbing cargo-toml-builder-0.2.0
[INFO] frobbed toml for cargo-toml-builder-0.2.0 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/cargo-toml-builder/0.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing cargo-toml-builder-0.2.0 against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-0/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/cargo-toml-builder/0.2.0:/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] 2dd2d81b801e6924a67ef97a16195ed0f74e83323763403ec4e1295fee836026
[INFO] running `"docker" "start" "-a" "2dd2d81b801e6924a67ef97a16195ed0f74e83323763403ec4e1295fee836026"`
[INFO] [stderr]    Compiling try_from v0.2.2
[INFO] [stderr]    Compiling toml_edit v0.1.3
[INFO] [stderr] warning[E0502]: cannot borrow `v` as immutable because it is also borrowed as mutable
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/toml_edit-0.1.3/src/index.rs:55:65
[INFO] [stderr]    |
[INFO] [stderr] 44 |       fn index_or_insert<'v>(&self, v: &'v mut Item) -> &'v mut Item {
[INFO] [stderr]    |                          -- lifetime `'v` defined here
[INFO] [stderr] 45 | /         match *v {
[INFO] [stderr] 46 | |             Item::ArrayOfTables(ref mut vec) => {
[INFO] [stderr] 47 | |                 vec.values.get_mut(*self).expect("index out of bounds")
[INFO] [stderr] 48 | |             }
[INFO] [stderr] 49 | |             Item::Value(ref mut a) if a.is_array() => a
[INFO] [stderr]    | |                         --------- mutable borrow occurs here
[INFO] [stderr] ...  |
[INFO] [stderr] 55 | |             _ => panic!("cannot access index {} in {:?}", self, v),
[INFO] [stderr]    | |                                                                 ^ immutable borrow occurs here
[INFO] [stderr] 56 | |         }
[INFO] [stderr]    | |_________- returning this value requires that `v.0` is borrowed for `'v`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]    = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]    = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr] warning[E0502]: cannot borrow `v` as immutable because it is also borrowed as mutable
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/toml_edit-0.1.3/src/index.rs:88:63
[INFO] [stderr]    |
[INFO] [stderr] 70 |       fn index_or_insert<'v>(&self, v: &'v mut Item) -> &'v mut Item {
[INFO] [stderr]    |                          -- lifetime `'v` defined here
[INFO] [stderr] ...
[INFO] [stderr] 77 | /         match *v {
[INFO] [stderr] 78 | |             Item::Table(ref mut t) => t.entry(self).or_insert(Item::None),
[INFO] [stderr] 79 | |             Item::Value(ref mut v) if v.is_inline_table() => {
[INFO] [stderr]    | |                         --------- mutable borrow occurs here
[INFO] [stderr] 80 | |                 &mut v
[INFO] [stderr] ...  |
[INFO] [stderr] 88 | |             _ => panic!("cannot access key {} in {:?}", self, v),
[INFO] [stderr]    | |                                                               ^ immutable borrow occurs here
[INFO] [stderr] 89 | |         }
[INFO] [stderr]    | |_________- returning this value requires that `v.0` is borrowed for `'v`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]    = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]    = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]    Compiling cargo-toml-builder v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.88s
[INFO] running `"docker" "inspect" "2dd2d81b801e6924a67ef97a16195ed0f74e83323763403ec4e1295fee836026"`
[INFO] running `"docker" "rm" "-f" "2dd2d81b801e6924a67ef97a16195ed0f74e83323763403ec4e1295fee836026"`
[INFO] [stdout] 2dd2d81b801e6924a67ef97a16195ed0f74e83323763403ec4e1295fee836026
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-0/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/cargo-toml-builder/0.2.0:/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] 694810687d0f72bf31e00bd306ffcc53735a14b85dbd438e119e220c03d842b0
[INFO] running `"docker" "start" "-a" "694810687d0f72bf31e00bd306ffcc53735a14b85dbd438e119e220c03d842b0"`
[INFO] [stderr]    Compiling cargo-toml-builder v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.96s
[INFO] running `"docker" "inspect" "694810687d0f72bf31e00bd306ffcc53735a14b85dbd438e119e220c03d842b0"`
[INFO] running `"docker" "rm" "-f" "694810687d0f72bf31e00bd306ffcc53735a14b85dbd438e119e220c03d842b0"`
[INFO] [stdout] 694810687d0f72bf31e00bd306ffcc53735a14b85dbd438e119e220c03d842b0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-0/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/cargo-toml-builder/0.2.0:/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] fd56281b92e5f3384c4ec6c8a816a9f17f8253170ab5cf438c5db0d1bc979123
[INFO] running `"docker" "start" "-a" "fd56281b92e5f3384c4ec6c8a816a9f17f8253170ab5cf438c5db0d1bc979123"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cargo_toml_builder-a18abcf1fca706f0
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test toml::tests::test_basics ... ok
[INFO] [stdout] test types::license::tests::test_to_string ... ok
[INFO] [stdout] test types::license::tests::test_from_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cargo-toml-builder
[INFO] [stdout] 
[INFO] [stdout] running 77 tests
[INFO] [stdout] test src/lib.rs - CargoToml::bin (line 1825) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::author (line 252) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml (line 79) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::appveyor (line 933) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::bench (line 1900) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::authors (line 284) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::benches (line 1939) ... ok
[INFO] [stdout] test src/lib.rs -  (line 7) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::bins (line 1864) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::build (line 2264) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::build_dependency (line 1361) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::build_script (line 342) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::categories (line 802) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::category (line 769) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::builder (line 206) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::build_dependencies (line 1397) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::circle_ci (line 966) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::dependency (line 1217) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::codecov (line 1059) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::coveralls (line 1090) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::dependencies (line 1253) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::description (line 588) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::dev_dependency (line 1288) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::dev_dependencies (line 1325) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::documentation (line 370) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::examples (line 2103) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::example (line 2064) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::excludes (line 430) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::exclude (line 397) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::feature (line 1686) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::homepage (line 617) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::gitlab (line 997) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::feature (line 1716) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::include (line 462) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::includes (line 495) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::is_it_maintained_time (line 1121) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::is_it_maintained_issues (line 1151) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::keywords (line 737) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::keyword (line 704) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::license (line 834) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::lib (line 1791) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::licenses (line 867) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::license_file (line 899) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::maintenance (line 1181) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::name (line 223) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::new (line 189) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::profile_bench (line 1614) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::patches (line 2186) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::patch (line 2146) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::profile_doc (line 1647) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::profile_dev (line 1516) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::profile_release (line 1548) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::profile_test (line 1581) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::publish (line 527) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::readme (line 675) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::replace (line 2229) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::repository (line 646) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::target_dependencies (line 1473) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::test (line 1982) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::target_dependency (line 1433) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::travis_ci (line 1028) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::workspace (line 1758) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::tests (line 2022) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::version (line 313) ... ok
[INFO] [stdout] test src/lib.rs - CargoToml::workspace_root (line 559) ... ok
[INFO] [stdout] test src/types/dependency.rs - types::dependency::Dependency::branch (line 241) ... ok
[INFO] [stdout] test src/types/dependency.rs - types::dependency::Dependency::rev (line 201) ... ok
[INFO] [stdout] test src/types/dependency.rs - types::dependency::Dependency::default_features (line 289) ... ok
[INFO] [stdout] test src/types/dependency.rs - types::dependency::Dependency::repo (line 141) ... ok
[INFO] [stdout] test src/types/dependency.rs - types::dependency::Dependency::tag (line 221) ... ok
[INFO] [stdout] test src/types/dependency.rs - types::dependency::Dependency::path (line 181) ... ok
[INFO] [stdout] test src/types/dependency.rs - types::dependency::Dependency::optional (line 266) ... ok
[INFO] [stdout] test src/types/dependency.rs - types::dependency::DependencyExt::path (line 78) ... ok
[INFO] [stdout] test src/types/dependency.rs - types::dependency::Dependency::version (line 161) ... ok
[INFO] [stdout] test src/types/dependency.rs - types::dependency::DependencyExt::repo (line 33) ... ok
[INFO] [stdout] test src/types/dependency.rs - types::dependency::DependencyExt::optional (line 54) ... ok
[INFO] [stdout] test src/types/dependency.rs - types::dependency::DependencyExt::version (line 12) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 77 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "fd56281b92e5f3384c4ec6c8a816a9f17f8253170ab5cf438c5db0d1bc979123"`
[INFO] running `"docker" "rm" "-f" "fd56281b92e5f3384c4ec6c8a816a9f17f8253170ab5cf438c5db0d1bc979123"`
[INFO] [stdout] fd56281b92e5f3384c4ec6c8a816a9f17f8253170ab5cf438c5db0d1bc979123