[INFO] updating cached repository TatriX/monkey-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/TatriX/monkey-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/TatriX/monkey-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/TatriX/monkey-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/TatriX/monkey-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/TatriX/monkey-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TatriX/monkey-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TatriX/monkey-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b294e30c1f5a13da23e6588e8c44ad29051d471b
[INFO] sha for GitHub repo TatriX/monkey-rs: b294e30c1f5a13da23e6588e8c44ad29051d471b
[INFO] validating manifest of TatriX/monkey-rs on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of TatriX/monkey-rs on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing TatriX/monkey-rs
[INFO] finished frobbing TatriX/monkey-rs
[INFO] frobbed toml for TatriX/monkey-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/TatriX/monkey-rs/Cargo.toml
[INFO] started frobbing TatriX/monkey-rs
[INFO] finished frobbing TatriX/monkey-rs
[INFO] frobbed toml for TatriX/monkey-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TatriX/monkey-rs/Cargo.toml
[INFO] crate TatriX/monkey-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing TatriX/monkey-rs against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TatriX/monkey-rs:/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] f1425efa2a8f00a0fdbc26d5812aba00d84a42e6969a25e6071ef3276fff75ac
[INFO] running `"docker" "start" "-a" "f1425efa2a8f00a0fdbc26d5812aba00d84a42e6969a25e6071ef3276fff75ac"`
[INFO] [stderr]    Compiling env_logger v0.6.0
[INFO] [stderr]    Compiling monkey v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.03s
[INFO] running `"docker" "inspect" "f1425efa2a8f00a0fdbc26d5812aba00d84a42e6969a25e6071ef3276fff75ac"`
[INFO] running `"docker" "rm" "-f" "f1425efa2a8f00a0fdbc26d5812aba00d84a42e6969a25e6071ef3276fff75ac"`
[INFO] [stdout] f1425efa2a8f00a0fdbc26d5812aba00d84a42e6969a25e6071ef3276fff75ac
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TatriX/monkey-rs:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] e1c6e70660ee2ec83dc22a8a3444c1978c4ac2b65530ce114c2c081494ba9ad4
[INFO] running `"docker" "start" "-a" "e1c6e70660ee2ec83dc22a8a3444c1978c4ac2b65530ce114c2c081494ba9ad4"`
[INFO] [stderr]    Compiling monkey v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.77s
[INFO] running `"docker" "inspect" "e1c6e70660ee2ec83dc22a8a3444c1978c4ac2b65530ce114c2c081494ba9ad4"`
[INFO] running `"docker" "rm" "-f" "e1c6e70660ee2ec83dc22a8a3444c1978c4ac2b65530ce114c2c081494ba9ad4"`
[INFO] [stdout] e1c6e70660ee2ec83dc22a8a3444c1978c4ac2b65530ce114c2c081494ba9ad4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TatriX/monkey-rs:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 10e3fe5f95acf0fae213aaac7b00766423f797bea1643373c7e86a8a9057471c
[INFO] running `"docker" "start" "-a" "10e3fe5f95acf0fae213aaac7b00766423f797bea1643373c7e86a8a9057471c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/monkey-e2f6a090dd3da0ef
[INFO] [stderr]      Running /opt/crater/target/debug/deps/monkey-7f4fddaee90452d3
[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] [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] [stderr]      Running /opt/crater/target/debug/deps/lexer_test-41296c42d1125d4a
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_next_token ... 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 5 tests
[INFO] [stdout] test test_return_statements ... ok
[INFO] [stdout] test test_prefix_expression ... ok
[INFO] [stdout] test test_let_statements ... ok
[INFO] [stdout] test test_integer_literal_expression ... ok
[INFO] [stdout] test test_identifier_expression ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/parser_test-9ca926269d236d93
[INFO] [stderr]    Doc-tests monkey
[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" "10e3fe5f95acf0fae213aaac7b00766423f797bea1643373c7e86a8a9057471c"`
[INFO] running `"docker" "rm" "-f" "10e3fe5f95acf0fae213aaac7b00766423f797bea1643373c7e86a8a9057471c"`
[INFO] [stdout] 10e3fe5f95acf0fae213aaac7b00766423f797bea1643373c7e86a8a9057471c