[INFO] crate mod_exp 1.0.1 is already in cache
[INFO] extracting crate mod_exp 1.0.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/mod_exp/1.0.1
[INFO] extracting crate mod_exp 1.0.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/mod_exp/1.0.1
[INFO] validating manifest of mod_exp-1.0.1 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 mod_exp-1.0.1 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 mod_exp-1.0.1
[INFO] finished frobbing mod_exp-1.0.1
[INFO] frobbed toml for mod_exp-1.0.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/mod_exp/1.0.1/Cargo.toml
[INFO] started frobbing mod_exp-1.0.1
[INFO] finished frobbing mod_exp-1.0.1
[INFO] frobbed toml for mod_exp-1.0.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/mod_exp/1.0.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 mod_exp-1.0.1 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-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/mod_exp/1.0.1:/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] 92c48eb955b8e13369615a4f88d6e1f9d4724a56520c0f9162049ba2b755cc99
[INFO] running `"docker" "start" "-a" "92c48eb955b8e13369615a4f88d6e1f9d4724a56520c0f9162049ba2b755cc99"`
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling mod_exp v1.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `"docker" "inspect" "92c48eb955b8e13369615a4f88d6e1f9d4724a56520c0f9162049ba2b755cc99"`
[INFO] running `"docker" "rm" "-f" "92c48eb955b8e13369615a4f88d6e1f9d4724a56520c0f9162049ba2b755cc99"`
[INFO] [stdout] 92c48eb955b8e13369615a4f88d6e1f9d4724a56520c0f9162049ba2b755cc99
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/mod_exp/1.0.1:/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] d0648d520e833f58f68cef4dac5b12f37c06906c8e60ae7fe7a2972d508c6d5c
[INFO] running `"docker" "start" "-a" "d0648d520e833f58f68cef4dac5b12f37c06906c8e60ae7fe7a2972d508c6d5c"`
[INFO] [stderr]    Compiling mod_exp v1.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `"docker" "inspect" "d0648d520e833f58f68cef4dac5b12f37c06906c8e60ae7fe7a2972d508c6d5c"`
[INFO] running `"docker" "rm" "-f" "d0648d520e833f58f68cef4dac5b12f37c06906c8e60ae7fe7a2972d508c6d5c"`
[INFO] [stdout] d0648d520e833f58f68cef4dac5b12f37c06906c8e60ae7fe7a2972d508c6d5c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/mod_exp/1.0.1:/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] c0167e67cf9e316b5b680d5f740fc8289a1967e872f12f9b9094ef9e55e2d5d9
[INFO] running `"docker" "start" "-a" "c0167e67cf9e316b5b680d5f740fc8289a1967e872f12f9b9094ef9e55e2d5d9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mod_exp-a33594da58c465c3
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_mod_exp ... ok
[INFO] [stdout] test tests::test_overflow_lhs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mod_exp
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - mod_exp (line 27) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "c0167e67cf9e316b5b680d5f740fc8289a1967e872f12f9b9094ef9e55e2d5d9"`
[INFO] running `"docker" "rm" "-f" "c0167e67cf9e316b5b680d5f740fc8289a1967e872f12f9b9094ef9e55e2d5d9"`
[INFO] [stdout] c0167e67cf9e316b5b680d5f740fc8289a1967e872f12f9b9094ef9e55e2d5d9