[INFO] updating cached repository Charlsyy/proverbs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Charlsyy/proverbs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Charlsyy/proverbs" "work/ex/beta-1.37-6/sources/1.36.0/gh/Charlsyy/proverbs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Charlsyy/proverbs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Charlsyy/proverbs" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Charlsyy/proverbs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Charlsyy/proverbs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 37e278542c885cb541b4968dffec644379efc71d
[INFO] sha for GitHub repo Charlsyy/proverbs: 37e278542c885cb541b4968dffec644379efc71d
[INFO] validating manifest of Charlsyy/proverbs 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 Charlsyy/proverbs 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 Charlsyy/proverbs
[INFO] finished frobbing Charlsyy/proverbs
[INFO] frobbed toml for Charlsyy/proverbs written to work/ex/beta-1.37-6/sources/1.36.0/gh/Charlsyy/proverbs/Cargo.toml
[INFO] started frobbing Charlsyy/proverbs
[INFO] finished frobbing Charlsyy/proverbs
[INFO] frobbed toml for Charlsyy/proverbs written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Charlsyy/proverbs/Cargo.toml
[INFO] crate Charlsyy/proverbs 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 Charlsyy/proverbs against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Charlsyy/proverbs:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 3ad6c3fe154989f32be5025e18c8e7422bd7b50174e6dfe525af11fe4f121301
[INFO] running `"docker" "start" "-a" "3ad6c3fe154989f32be5025e18c8e7422bd7b50174e6dfe525af11fe4f121301"`
[INFO] [stderr]    Compiling proverbs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `"docker" "inspect" "3ad6c3fe154989f32be5025e18c8e7422bd7b50174e6dfe525af11fe4f121301"`
[INFO] running `"docker" "rm" "-f" "3ad6c3fe154989f32be5025e18c8e7422bd7b50174e6dfe525af11fe4f121301"`
[INFO] [stdout] 3ad6c3fe154989f32be5025e18c8e7422bd7b50174e6dfe525af11fe4f121301
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Charlsyy/proverbs:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 7c3e63a76cead3083874335891a2ba5e074e38fadd35dab3400bd3f48255abaf
[INFO] running `"docker" "start" "-a" "7c3e63a76cead3083874335891a2ba5e074e38fadd35dab3400bd3f48255abaf"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proverbs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `"docker" "inspect" "7c3e63a76cead3083874335891a2ba5e074e38fadd35dab3400bd3f48255abaf"`
[INFO] running `"docker" "rm" "-f" "7c3e63a76cead3083874335891a2ba5e074e38fadd35dab3400bd3f48255abaf"`
[INFO] [stdout] 7c3e63a76cead3083874335891a2ba5e074e38fadd35dab3400bd3f48255abaf
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Charlsyy/proverbs:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 1726eb45b37778993b0a62c0b1ae84482af9b2018b2acefb390723e37616bb4e
[INFO] running `"docker" "start" "-a" "1726eb45b37778993b0a62c0b1ae84482af9b2018b2acefb390723e37616bb4e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/proverbs-02b1e002bd5d8753
[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/proverbs-a72e7ee2f3373455
[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]    Doc-tests proverbs
[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" "1726eb45b37778993b0a62c0b1ae84482af9b2018b2acefb390723e37616bb4e"`
[INFO] running `"docker" "rm" "-f" "1726eb45b37778993b0a62c0b1ae84482af9b2018b2acefb390723e37616bb4e"`
[INFO] [stdout] 1726eb45b37778993b0a62c0b1ae84482af9b2018b2acefb390723e37616bb4e