[INFO] updating cached repository charliethomson/pemdrs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/charliethomson/pemdrs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/charliethomson/pemdrs" "work/ex/beta-1.38-1/sources/1.37.0/gh/charliethomson/pemdrs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/charliethomson/pemdrs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/charliethomson/pemdrs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/charliethomson/pemdrs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/charliethomson/pemdrs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 472848038dec70b44f07eb03ce3328550d059771
[INFO] sha for GitHub repo charliethomson/pemdrs: 472848038dec70b44f07eb03ce3328550d059771
[INFO] validating manifest of charliethomson/pemdrs 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 charliethomson/pemdrs 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 charliethomson/pemdrs
[INFO] finished frobbing charliethomson/pemdrs
[INFO] frobbed toml for charliethomson/pemdrs written to work/ex/beta-1.38-1/sources/1.37.0/gh/charliethomson/pemdrs/Cargo.toml
[INFO] started frobbing charliethomson/pemdrs
[INFO] finished frobbing charliethomson/pemdrs
[INFO] frobbed toml for charliethomson/pemdrs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/charliethomson/pemdrs/Cargo.toml
[INFO] crate charliethomson/pemdrs 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 charliethomson/pemdrs 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-0/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/charliethomson/pemdrs:/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] 9ccad2b890a07a66734581d4ed7935f1ecb1e5c1a34a83642f802932d84ffe5f
[INFO] running `"docker" "start" "-a" "9ccad2b890a07a66734581d4ed7935f1ecb1e5c1a34a83642f802932d84ffe5f"`
[INFO] [stderr]    Compiling pemdas v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `crate::pemdrs::eval_string`
[INFO] [stderr]  --> src/main.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     use crate::pemdrs::eval_string;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Error`
[INFO] [stderr]   --> src/main.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |     use std::io::Error;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `"docker" "inspect" "9ccad2b890a07a66734581d4ed7935f1ecb1e5c1a34a83642f802932d84ffe5f"`
[INFO] running `"docker" "rm" "-f" "9ccad2b890a07a66734581d4ed7935f1ecb1e5c1a34a83642f802932d84ffe5f"`
[INFO] [stdout] 9ccad2b890a07a66734581d4ed7935f1ecb1e5c1a34a83642f802932d84ffe5f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/charliethomson/pemdrs:/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] a8b5d6beb18af53ec100c30b6126b6e9e1c83cc14a66044b564b4680771e49a3
[INFO] running `"docker" "start" "-a" "a8b5d6beb18af53ec100c30b6126b6e9e1c83cc14a66044b564b4680771e49a3"`
[INFO] [stderr]    Compiling pemdas v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `"docker" "inspect" "a8b5d6beb18af53ec100c30b6126b6e9e1c83cc14a66044b564b4680771e49a3"`
[INFO] running `"docker" "rm" "-f" "a8b5d6beb18af53ec100c30b6126b6e9e1c83cc14a66044b564b4680771e49a3"`
[INFO] [stdout] a8b5d6beb18af53ec100c30b6126b6e9e1c83cc14a66044b564b4680771e49a3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/charliethomson/pemdrs:/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] 52fb73b8261cdf323e355b7555f0ef65a131097378686e18fb4fbf11b81bab98
[INFO] running `"docker" "start" "-a" "52fb73b8261cdf323e355b7555f0ef65a131097378686e18fb4fbf11b81bab98"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/pemdas-4c0460b463a45652
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::add_test ... ok
[INFO] [stdout] test tests::div_test ... ok
[INFO] [stdout] test tests::pow_test ... ok
[INFO] [stdout] test tests::sub_test ... ok
[INFO] [stdout] test tests::mul_test ... ok
[INFO] [stdout] test tests::expect_errs ... ok
[INFO] [stdout] test tests::mod_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "52fb73b8261cdf323e355b7555f0ef65a131097378686e18fb4fbf11b81bab98"`
[INFO] running `"docker" "rm" "-f" "52fb73b8261cdf323e355b7555f0ef65a131097378686e18fb4fbf11b81bab98"`
[INFO] [stdout] 52fb73b8261cdf323e355b7555f0ef65a131097378686e18fb4fbf11b81bab98