[INFO] updating cached repository Nasafato/rusty-calc
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Nasafato/rusty-calc
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Nasafato/rusty-calc" "work/ex/beta-1.37-6/sources/1.36.0/gh/Nasafato/rusty-calc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Nasafato/rusty-calc'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Nasafato/rusty-calc" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Nasafato/rusty-calc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Nasafato/rusty-calc'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 256f9d5bf0f7a924442a253c5c289393eea8a420
[INFO] sha for GitHub repo Nasafato/rusty-calc: 256f9d5bf0f7a924442a253c5c289393eea8a420
[INFO] validating manifest of Nasafato/rusty-calc on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Nasafato/rusty-calc on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Nasafato/rusty-calc
[INFO] finished frobbing Nasafato/rusty-calc
[INFO] frobbed toml for Nasafato/rusty-calc written to work/ex/beta-1.37-6/sources/1.36.0/gh/Nasafato/rusty-calc/Cargo.toml
[INFO] started frobbing Nasafato/rusty-calc
[INFO] finished frobbing Nasafato/rusty-calc
[INFO] frobbed toml for Nasafato/rusty-calc written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Nasafato/rusty-calc/Cargo.toml
[INFO] crate Nasafato/rusty-calc already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Nasafato/rusty-calc against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Nasafato/rusty-calc:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 402bb342e05b74e19f9b577aead6bd15adcf34e5cd9757b5f76f4ea696f27b81
[INFO] running `"docker" "start" "-a" "402bb342e05b74e19f9b577aead6bd15adcf34e5cd9757b5f76f4ea696f27b81"`
[INFO] [stderr]    Compiling calculator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `evaluator` is imported redundantly
[INFO] [stderr]   --> src/main.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 5  | mod evaluator;
[INFO] [stderr]    | -------------- the item `evaluator` is already defined here
[INFO] [stderr] ...
[INFO] [stderr] 40 |     use evaluator;
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `"docker" "inspect" "402bb342e05b74e19f9b577aead6bd15adcf34e5cd9757b5f76f4ea696f27b81"`
[INFO] running `"docker" "rm" "-f" "402bb342e05b74e19f9b577aead6bd15adcf34e5cd9757b5f76f4ea696f27b81"`
[INFO] [stdout] 402bb342e05b74e19f9b577aead6bd15adcf34e5cd9757b5f76f4ea696f27b81
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Nasafato/rusty-calc:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 59feed762b54cfca51cbab90984d274c9a140d170f180970eb7b48aa88f7de3c
[INFO] running `"docker" "start" "-a" "59feed762b54cfca51cbab90984d274c9a140d170f180970eb7b48aa88f7de3c"`
[INFO] [stderr]    Compiling calculator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `evaluator` is imported redundantly
[INFO] [stderr]   --> src/main.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 5  | mod evaluator;
[INFO] [stderr]    | -------------- the item `evaluator` is already defined here
[INFO] [stderr] ...
[INFO] [stderr] 40 |     use evaluator;
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `"docker" "inspect" "59feed762b54cfca51cbab90984d274c9a140d170f180970eb7b48aa88f7de3c"`
[INFO] running `"docker" "rm" "-f" "59feed762b54cfca51cbab90984d274c9a140d170f180970eb7b48aa88f7de3c"`
[INFO] [stdout] 59feed762b54cfca51cbab90984d274c9a140d170f180970eb7b48aa88f7de3c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Nasafato/rusty-calc:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] fc4e2cdc00a19171fb19ec503516dd45f36ddbe80a55999f2385baebf3bdc1ba
[INFO] running `"docker" "start" "-a" "fc4e2cdc00a19171fb19ec503516dd45f36ddbe80a55999f2385baebf3bdc1ba"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/calculator-c689c5855f58bc9d
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test evaluator::test_divide_by_zero ... ok
[INFO] [stdout] test evaluator::test_evaluate ... ok
[INFO] [stdout] test tokenizer::test_baby_tokenizer ... ok
[INFO] [stdout] test parser::test_parser ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "fc4e2cdc00a19171fb19ec503516dd45f36ddbe80a55999f2385baebf3bdc1ba"`
[INFO] running `"docker" "rm" "-f" "fc4e2cdc00a19171fb19ec503516dd45f36ddbe80a55999f2385baebf3bdc1ba"`
[INFO] [stdout] fc4e2cdc00a19171fb19ec503516dd45f36ddbe80a55999f2385baebf3bdc1ba