[INFO] fetching crate sourcemap 3.0.1...
[INFO] extracting crate sourcemap 3.0.1 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/sourcemap/3.0.1
[INFO] extracting crate sourcemap 3.0.1 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/sourcemap/3.0.1
[INFO] validating manifest of sourcemap-3.0.1 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 sourcemap-3.0.1 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 sourcemap-3.0.1
[INFO] finished frobbing sourcemap-3.0.1
[INFO] frobbed toml for sourcemap-3.0.1 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/sourcemap/3.0.1/Cargo.toml
[INFO] started frobbing sourcemap-3.0.1
[INFO] finished frobbing sourcemap-3.0.1
[INFO] frobbed toml for sourcemap-3.0.1 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/sourcemap/3.0.1/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 sourcemap-3.0.1 against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-7/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/sourcemap/3.0.1:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 23593fc342d3b56db04673671c22af19d7678ffde8e45ded3b0a8e989d32a821
[INFO] running `"docker" "start" "-a" "23593fc342d3b56db04673671c22af19d7678ffde8e45ded3b0a8e989d32a821"`
[INFO] [stderr]    Compiling sourcemap v3.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/decoder.rs:132:9
[INFO] [stderr]     |
[INFO] [stderr] 132 |     let mut sources = rsm.sources.unwrap_or_else(|| vec![]);
[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 6.32s
[INFO] running `"docker" "inspect" "23593fc342d3b56db04673671c22af19d7678ffde8e45ded3b0a8e989d32a821"`
[INFO] running `"docker" "rm" "-f" "23593fc342d3b56db04673671c22af19d7678ffde8e45ded3b0a8e989d32a821"`
[INFO] [stdout] 23593fc342d3b56db04673671c22af19d7678ffde8e45ded3b0a8e989d32a821
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-7/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/sourcemap/3.0.1:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] fc1393bfe786aefea0af5ea4905166874d3093588b80d22df7c3e9a5fa9b977f
[INFO] running `"docker" "start" "-a" "fc1393bfe786aefea0af5ea4905166874d3093588b80d22df7c3e9a5fa9b977f"`
[INFO] [stderr]    Compiling sourcemap v3.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/decoder.rs:132:9
[INFO] [stderr]     |
[INFO] [stderr] 132 |     let mut sources = rsm.sources.unwrap_or_else(|| vec![]);
[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 13.11s
[INFO] running `"docker" "inspect" "fc1393bfe786aefea0af5ea4905166874d3093588b80d22df7c3e9a5fa9b977f"`
[INFO] running `"docker" "rm" "-f" "fc1393bfe786aefea0af5ea4905166874d3093588b80d22df7c3e9a5fa9b977f"`
[INFO] [stdout] fc1393bfe786aefea0af5ea4905166874d3093588b80d22df7c3e9a5fa9b977f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-7/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/sourcemap/3.0.1:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] 788c3c59bbe922c9a7c8abb1bd6c1f39f108268f2c14838797a6a0f7bd8fa207
[INFO] running `"docker" "start" "-a" "788c3c59bbe922c9a7c8abb1bd6c1f39f108268f2c14838797a6a0f7bd8fa207"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sourcemap-a0c2a7f2e1b89c94
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test utils::test_find_common_prefix ... ok
[INFO] [stdout] test utils::test_make_relative_path ... ok
[INFO] [stdout] test utils::test_is_abs_path ... ok
[INFO] [stdout] test sourceview::test_minified_source_view ... ok
[INFO] [stdout] test utils::test_split_path ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/test_decoder-fbe2bc99127df1af
[INFO] [stdout] test test_sourcemap_data_url ... ok
[INFO] [stdout] test test_basic_sourcemap ... ok
[INFO] [stdout] test test_basic_sourcemap_with_root ... ok
[INFO] [stdout] test test_no_header ... ok
[INFO] [stdout] test test_no_header_object ... ok
[INFO] [stdout] test test_sourcemap_nofiles ... ok
[INFO] [stdout] test test_bad_newline ... ok
[INFO] [stdout] test test_strip_header ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/test_detector-bc5ae90983db770c
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test_detect_basic_sourcemap ... ok
[INFO] [stdout] test test_basic_locate ... ok
[INFO] [stdout] test test_detect_basic_sourcemap_with_junk_header ... ok
[INFO] [stdout] test test_detect_bad_sourcemap ... ok
[INFO] [stdout] test test_legacy_locate ... ok
[INFO] [stdout] test test_no_ref ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/test_encoder-3b5d64587d54eae1
[INFO] [stderr]      Running /opt/crater/target/debug/deps/test_index-f97be6766de1cdc6
[INFO] [stderr]      Running /opt/crater/target/debug/deps/test_namemap-1e047a0cb9d9e138
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_basic_sourcemap ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_basic_indexed_sourcemap ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_basic_name_mapping ... ok
[INFO] [stdout] test test_unicode_mapping ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/test_vlq-36f92dfb5a0346c2
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stderr]    Doc-tests sourcemap
[INFO] [stdout] test test_overflow ... ok
[INFO] [stdout] test test_vlq_decode ... ok
[INFO] [stdout] test test_vlq_encode ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/types.rs - types::SourceMap::from_slice (line 462) ... ok
[INFO] [stdout] test src/utils.rs - utils::make_relative_path (line 113) ... ok
[INFO] [stdout] test src/types.rs - types::SourceMap::rewrite (line 691) ... ok
[INFO] [stdout] test src/lib.rs -  (line 28) ... ok
[INFO] [stdout] test src/types.rs - types::SourceMap::to_writer (line 441) ... ok
[INFO] [stdout] test src/types.rs - types::SourceMap::from_reader (line 411) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "788c3c59bbe922c9a7c8abb1bd6c1f39f108268f2c14838797a6a0f7bd8fa207"`
[INFO] running `"docker" "rm" "-f" "788c3c59bbe922c9a7c8abb1bd6c1f39f108268f2c14838797a6a0f7bd8fa207"`
[INFO] [stdout] 788c3c59bbe922c9a7c8abb1bd6c1f39f108268f2c14838797a6a0f7bd8fa207