[INFO] crate boolexpr 0.1.0 is already in cache
[INFO] extracting crate boolexpr 0.1.0 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/boolexpr/0.1.0
[INFO] extracting crate boolexpr 0.1.0 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/boolexpr/0.1.0
[INFO] validating manifest of boolexpr-0.1.0 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 boolexpr-0.1.0 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 boolexpr-0.1.0
[INFO] finished frobbing boolexpr-0.1.0
[INFO] frobbed toml for boolexpr-0.1.0 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/boolexpr/0.1.0/Cargo.toml
[INFO] started frobbing boolexpr-0.1.0
[INFO] finished frobbing boolexpr-0.1.0
[INFO] frobbed toml for boolexpr-0.1.0 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/boolexpr/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 boolexpr-0.1.0 against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/boolexpr/0.1.0:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] 4da1cfd7f497d1e505b4417192954e71e160946d3dc65abd704c6ce16f6818b2
[INFO] running `"docker" "start" "-a" "4da1cfd7f497d1e505b4417192954e71e160946d3dc65abd704c6ce16f6818b2"`
[INFO] [stderr]    Compiling boolexpr v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: struct is never constructed: `Variable`
[INFO] [stderr]  --> src/lib.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | struct Variable {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/lib.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn new(name: &'static str, indices: Vec<usize>) -> Variable {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `"docker" "inspect" "4da1cfd7f497d1e505b4417192954e71e160946d3dc65abd704c6ce16f6818b2"`
[INFO] running `"docker" "rm" "-f" "4da1cfd7f497d1e505b4417192954e71e160946d3dc65abd704c6ce16f6818b2"`
[INFO] [stdout] 4da1cfd7f497d1e505b4417192954e71e160946d3dc65abd704c6ce16f6818b2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/boolexpr/0.1.0:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3fd77d78a95f0f2118d6e266c42afbd83a792abd4665a6c41b590e544cfd476b
[INFO] running `"docker" "start" "-a" "3fd77d78a95f0f2118d6e266c42afbd83a792abd4665a6c41b590e544cfd476b"`
[INFO] [stderr]    Compiling boolexpr v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "3fd77d78a95f0f2118d6e266c42afbd83a792abd4665a6c41b590e544cfd476b"`
[INFO] running `"docker" "rm" "-f" "3fd77d78a95f0f2118d6e266c42afbd83a792abd4665a6c41b590e544cfd476b"`
[INFO] [stdout] 3fd77d78a95f0f2118d6e266c42afbd83a792abd4665a6c41b590e544cfd476b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/boolexpr/0.1.0:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] ed2fc81505715ba7a57b0401c86923730e876c6f3b103daa0383b2305b9246df
[INFO] running `"docker" "start" "-a" "ed2fc81505715ba7a57b0401c86923730e876c6f3b103daa0383b2305b9246df"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/boolexpr-4c13a96b040a4a94
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test var_to_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests boolexpr
[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" "ed2fc81505715ba7a57b0401c86923730e876c6f3b103daa0383b2305b9246df"`
[INFO] running `"docker" "rm" "-f" "ed2fc81505715ba7a57b0401c86923730e876c6f3b103daa0383b2305b9246df"`
[INFO] [stdout] ed2fc81505715ba7a57b0401c86923730e876c6f3b103daa0383b2305b9246df