[INFO] updating cached repository chr4/writing_an_interpreter_in_rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/chr4/writing_an_interpreter_in_rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/chr4/writing_an_interpreter_in_rust" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/chr4/writing_an_interpreter_in_rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/chr4/writing_an_interpreter_in_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/chr4/writing_an_interpreter_in_rust" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/chr4/writing_an_interpreter_in_rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/chr4/writing_an_interpreter_in_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b93e351e7ad6b51c78fbb8ce8d2952eb4281810a
[INFO] sha for GitHub repo chr4/writing_an_interpreter_in_rust: b93e351e7ad6b51c78fbb8ce8d2952eb4281810a
[INFO] validating manifest of chr4/writing_an_interpreter_in_rust 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 chr4/writing_an_interpreter_in_rust 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 chr4/writing_an_interpreter_in_rust
[INFO] finished frobbing chr4/writing_an_interpreter_in_rust
[INFO] frobbed toml for chr4/writing_an_interpreter_in_rust written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/chr4/writing_an_interpreter_in_rust/Cargo.toml
[INFO] started frobbing chr4/writing_an_interpreter_in_rust
[INFO] finished frobbing chr4/writing_an_interpreter_in_rust
[INFO] frobbed toml for chr4/writing_an_interpreter_in_rust written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/chr4/writing_an_interpreter_in_rust/Cargo.toml
[INFO] crate chr4/writing_an_interpreter_in_rust 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 chr4/writing_an_interpreter_in_rust against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/chr4/writing_an_interpreter_in_rust:/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] 92e98c706080cb811818d50ff87a28f8c937c05fb8a69acb0352a57131ba1fc1
[INFO] running `"docker" "start" "-a" "92e98c706080cb811818d50ff87a28f8c937c05fb8a69acb0352a57131ba1fc1"`
[INFO] [stderr]    Compiling writing_an_interpreter_in_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `"docker" "inspect" "92e98c706080cb811818d50ff87a28f8c937c05fb8a69acb0352a57131ba1fc1"`
[INFO] running `"docker" "rm" "-f" "92e98c706080cb811818d50ff87a28f8c937c05fb8a69acb0352a57131ba1fc1"`
[INFO] [stdout] 92e98c706080cb811818d50ff87a28f8c937c05fb8a69acb0352a57131ba1fc1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/chr4/writing_an_interpreter_in_rust:/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] 777f5c4d1d43fc48f563d26465cd65fe3c1e98e1ee857576e6cc8c1f955b2ec6
[INFO] running `"docker" "start" "-a" "777f5c4d1d43fc48f563d26465cd65fe3c1e98e1ee857576e6cc8c1f955b2ec6"`
[INFO] [stderr]    Compiling writing_an_interpreter_in_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "777f5c4d1d43fc48f563d26465cd65fe3c1e98e1ee857576e6cc8c1f955b2ec6"`
[INFO] running `"docker" "rm" "-f" "777f5c4d1d43fc48f563d26465cd65fe3c1e98e1ee857576e6cc8c1f955b2ec6"`
[INFO] [stdout] 777f5c4d1d43fc48f563d26465cd65fe3c1e98e1ee857576e6cc8c1f955b2ec6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/chr4/writing_an_interpreter_in_rust:/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] 60f6938b166f3fc5fda2633e93663fe9bc628e7ec6ba3f215335ec27f5da1937
[INFO] running `"docker" "start" "-a" "60f6938b166f3fc5fda2633e93663fe9bc628e7ec6ba3f215335ec27f5da1937"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/writing_an_interpreter_in_rust-02cddef891f2145e
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test token::lookup_ident_test ... ok
[INFO] [stdout] test lexer::next_token_test ... ok
[INFO] [stdout] test lexer::is_letter_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/writing_an_interpreter_in_rust-4fa38210f97c1fb0
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test lexer::is_letter_test ... ok
[INFO] [stdout] test token::lookup_ident_test ... ok
[INFO] [stdout] test lexer::next_token_test ... 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 writing_an_interpreter_in_rust
[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" "60f6938b166f3fc5fda2633e93663fe9bc628e7ec6ba3f215335ec27f5da1937"`
[INFO] running `"docker" "rm" "-f" "60f6938b166f3fc5fda2633e93663fe9bc628e7ec6ba3f215335ec27f5da1937"`
[INFO] [stdout] 60f6938b166f3fc5fda2633e93663fe9bc628e7ec6ba3f215335ec27f5da1937