[INFO] updating cached repository aHeraud/brainfuck
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/aHeraud/brainfuck
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/aHeraud/brainfuck" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/aHeraud/brainfuck"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/aHeraud/brainfuck'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/aHeraud/brainfuck" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/aHeraud/brainfuck"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/aHeraud/brainfuck'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] baf942808df3f2197ba3c94470d2273ba1fa0953
[INFO] sha for GitHub repo aHeraud/brainfuck: baf942808df3f2197ba3c94470d2273ba1fa0953
[INFO] validating manifest of aHeraud/brainfuck 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 aHeraud/brainfuck 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 aHeraud/brainfuck
[INFO] finished frobbing aHeraud/brainfuck
[INFO] frobbed toml for aHeraud/brainfuck written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/aHeraud/brainfuck/Cargo.toml
[INFO] started frobbing aHeraud/brainfuck
[INFO] finished frobbing aHeraud/brainfuck
[INFO] frobbed toml for aHeraud/brainfuck written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/aHeraud/brainfuck/Cargo.toml
[INFO] crate aHeraud/brainfuck 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 aHeraud/brainfuck 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/aHeraud/brainfuck:/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] bca9ca52f1bf6d2e3da7fc8a285e319018d80354f59e9b489b7b2b626609fd03
[INFO] running `"docker" "start" "-a" "bca9ca52f1bf6d2e3da7fc8a285e319018d80354f59e9b489b7b2b626609fd03"`
[INFO] [stderr]    Compiling bf v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `flags`
[INFO] [stderr]   --> src/jit/buffer.rs:21:7
[INFO] [stderr]    |
[INFO] [stderr] 21 |         let flags = if exec {
[INFO] [stderr]    |             ^^^^^ help: consider prefixing with an underscore: `_flags`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `len`
[INFO] [stderr]   --> src/jit/buffer.rs:69:2
[INFO] [stderr]    |
[INFO] [stderr] 69 |     pub fn len(&self) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.02s
[INFO] running `"docker" "inspect" "bca9ca52f1bf6d2e3da7fc8a285e319018d80354f59e9b489b7b2b626609fd03"`
[INFO] running `"docker" "rm" "-f" "bca9ca52f1bf6d2e3da7fc8a285e319018d80354f59e9b489b7b2b626609fd03"`
[INFO] [stdout] bca9ca52f1bf6d2e3da7fc8a285e319018d80354f59e9b489b7b2b626609fd03
[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/aHeraud/brainfuck:/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] b34c4cf475c95155a229698b44e5321afbd7f8b43f15eb406236055069435639
[INFO] running `"docker" "start" "-a" "b34c4cf475c95155a229698b44e5321afbd7f8b43f15eb406236055069435639"`
[INFO] [stderr]    Compiling bf v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `flags`
[INFO] [stderr]   --> src/jit/buffer.rs:21:7
[INFO] [stderr]    |
[INFO] [stderr] 21 |         let flags = if exec {
[INFO] [stderr]    |             ^^^^^ help: consider prefixing with an underscore: `_flags`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `len`
[INFO] [stderr]   --> src/jit/buffer.rs:69:2
[INFO] [stderr]    |
[INFO] [stderr] 69 |     pub fn len(&self) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `"docker" "inspect" "b34c4cf475c95155a229698b44e5321afbd7f8b43f15eb406236055069435639"`
[INFO] running `"docker" "rm" "-f" "b34c4cf475c95155a229698b44e5321afbd7f8b43f15eb406236055069435639"`
[INFO] [stdout] b34c4cf475c95155a229698b44e5321afbd7f8b43f15eb406236055069435639
[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/aHeraud/brainfuck:/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] 23a46a55a96e4597df9d40b293744e6dcce024ecf08e35bfa705ea64d5c9177f
[INFO] running `"docker" "start" "-a" "23a46a55a96e4597df9d40b293744e6dcce024ecf08e35bfa705ea64d5c9177f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/bf-c1bd70ae66f562f0
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test parser::tests::program_with_other_characters ... ok
[INFO] [stdout] test parser::tests::empty_nested_loops ... ok
[INFO] [stdout] test parser::tests::empty_loop ... ok
[INFO] [stdout] test optimiser::test::merge_relocate_jumps ... ok
[INFO] [stdout] test optimiser::test::merge_empty_2_jumps ... ok
[INFO] [stdout] test parser::tests::simple_program_no_loops ... ok
[INFO] [stdout] test parser::tests::unbalanced_backwards_jump ... ok
[INFO] [stdout] test parser::tests::unbalanced_forward_jump ... ok
[INFO] [stdout] test optimiser::test::merge_2_add_pointer_ins ... ok
[INFO] [stdout] test optimiser::test::merge_2_wrapping_add_data_ins ... ok
[INFO] [stdout] test optimiser::test::merge_3_add_data_ins ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "23a46a55a96e4597df9d40b293744e6dcce024ecf08e35bfa705ea64d5c9177f"`
[INFO] running `"docker" "rm" "-f" "23a46a55a96e4597df9d40b293744e6dcce024ecf08e35bfa705ea64d5c9177f"`
[INFO] [stdout] 23a46a55a96e4597df9d40b293744e6dcce024ecf08e35bfa705ea64d5c9177f