[INFO] updating cached repository iLGunners/Ackermann-Function-Rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/iLGunners/Ackermann-Function-Rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/iLGunners/Ackermann-Function-Rust" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/iLGunners/Ackermann-Function-Rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/iLGunners/Ackermann-Function-Rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/iLGunners/Ackermann-Function-Rust" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/iLGunners/Ackermann-Function-Rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/iLGunners/Ackermann-Function-Rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 687d274cad3ce5255b8b3fe07571f17130a375ed
[INFO] sha for GitHub repo iLGunners/Ackermann-Function-Rust: 687d274cad3ce5255b8b3fe07571f17130a375ed
[INFO] validating manifest of iLGunners/Ackermann-Function-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 iLGunners/Ackermann-Function-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 iLGunners/Ackermann-Function-Rust
[INFO] finished frobbing iLGunners/Ackermann-Function-Rust
[INFO] frobbed toml for iLGunners/Ackermann-Function-Rust written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/iLGunners/Ackermann-Function-Rust/Cargo.toml
[INFO] started frobbing iLGunners/Ackermann-Function-Rust
[INFO] finished frobbing iLGunners/Ackermann-Function-Rust
[INFO] frobbed toml for iLGunners/Ackermann-Function-Rust written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/iLGunners/Ackermann-Function-Rust/Cargo.toml
[INFO] crate iLGunners/Ackermann-Function-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 iLGunners/Ackermann-Function-Rust against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/iLGunners/Ackermann-Function-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] f455782a14c3c80719e6c848f71a44d177e222e32e4992827f4e27b60f06cccc
[INFO] running `"docker" "start" "-a" "f455782a14c3c80719e6c848f71a44d177e222e32e4992827f4e27b60f06cccc"`
[INFO] [stderr]    Compiling ackermann-function-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "f455782a14c3c80719e6c848f71a44d177e222e32e4992827f4e27b60f06cccc"`
[INFO] running `"docker" "rm" "-f" "f455782a14c3c80719e6c848f71a44d177e222e32e4992827f4e27b60f06cccc"`
[INFO] [stdout] f455782a14c3c80719e6c848f71a44d177e222e32e4992827f4e27b60f06cccc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/iLGunners/Ackermann-Function-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] f27de09da3b396711e0ed97c36cce784f0deee7b5c1b6f09e7ad8171c782731b
[INFO] running `"docker" "start" "-a" "f27de09da3b396711e0ed97c36cce784f0deee7b5c1b6f09e7ad8171c782731b"`
[INFO] [stderr]    Compiling ackermann-function-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `"docker" "inspect" "f27de09da3b396711e0ed97c36cce784f0deee7b5c1b6f09e7ad8171c782731b"`
[INFO] running `"docker" "rm" "-f" "f27de09da3b396711e0ed97c36cce784f0deee7b5c1b6f09e7ad8171c782731b"`
[INFO] [stdout] f27de09da3b396711e0ed97c36cce784f0deee7b5c1b6f09e7ad8171c782731b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/iLGunners/Ackermann-Function-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] 33f1ccceef4eae53809247429e49cba5e388ba86c565f535c9ecc808ab7964a6
[INFO] running `"docker" "start" "-a" "33f1ccceef4eae53809247429e49cba5e388ba86c565f535c9ecc808ab7964a6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ackermann_function_rust-a3a0f3eaf746a320
[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" "33f1ccceef4eae53809247429e49cba5e388ba86c565f535c9ecc808ab7964a6"`
[INFO] running `"docker" "rm" "-f" "33f1ccceef4eae53809247429e49cba5e388ba86c565f535c9ecc808ab7964a6"`
[INFO] [stdout] 33f1ccceef4eae53809247429e49cba5e388ba86c565f535c9ecc808ab7964a6