[INFO] updating cached repository LothTikar/rusty_quiz
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/LothTikar/rusty_quiz
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/LothTikar/rusty_quiz" "work/ex/beta-1.37-6/sources/1.36.0/gh/LothTikar/rusty_quiz"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/LothTikar/rusty_quiz'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/LothTikar/rusty_quiz" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/LothTikar/rusty_quiz"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/LothTikar/rusty_quiz'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b698042a43a390781312fafaee930c61d6e4f1ab
[INFO] sha for GitHub repo LothTikar/rusty_quiz: b698042a43a390781312fafaee930c61d6e4f1ab
[INFO] validating manifest of LothTikar/rusty_quiz 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 LothTikar/rusty_quiz 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 LothTikar/rusty_quiz
[INFO] finished frobbing LothTikar/rusty_quiz
[INFO] frobbed toml for LothTikar/rusty_quiz written to work/ex/beta-1.37-6/sources/1.36.0/gh/LothTikar/rusty_quiz/Cargo.toml
[INFO] started frobbing LothTikar/rusty_quiz
[INFO] finished frobbing LothTikar/rusty_quiz
[INFO] frobbed toml for LothTikar/rusty_quiz written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/LothTikar/rusty_quiz/Cargo.toml
[INFO] crate LothTikar/rusty_quiz 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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing LothTikar/rusty_quiz 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-1/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/LothTikar/rusty_quiz:/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] f9829a67f278056ee49adf297508be94fe141af53d3f3c108e62d3e077d2f583
[INFO] running `"docker" "start" "-a" "f9829a67f278056ee49adf297508be94fe141af53d3f3c108e62d3e077d2f583"`
[INFO] [stderr]    Compiling cmake v0.1.33
[INFO] [stderr]    Compiling memchr v2.0.2
[INFO] [stderr]    Compiling approx v0.3.0
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling csv-core v0.1.4
[INFO] [stderr]    Compiling rusttype v0.7.0
[INFO] [stderr]    Compiling glfw-sys v3.2.2
[INFO] [stderr]    Compiling csv v1.0.1
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]    Compiling glfw v0.23.0
[INFO] [stderr]    Compiling image v0.19.0
[INFO] [stderr]    Compiling rusty_quiz v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.90s
[INFO] running `"docker" "inspect" "f9829a67f278056ee49adf297508be94fe141af53d3f3c108e62d3e077d2f583"`
[INFO] running `"docker" "rm" "-f" "f9829a67f278056ee49adf297508be94fe141af53d3f3c108e62d3e077d2f583"`
[INFO] [stdout] f9829a67f278056ee49adf297508be94fe141af53d3f3c108e62d3e077d2f583
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/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/LothTikar/rusty_quiz:/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] 42d611e4744b64d459d8e3e9e553beb39bdc88cac6c065ab457ab0cc03bfb732
[INFO] running `"docker" "start" "-a" "42d611e4744b64d459d8e3e9e553beb39bdc88cac6c065ab457ab0cc03bfb732"`
[INFO] [stderr]    Compiling rusty_quiz v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `"docker" "inspect" "42d611e4744b64d459d8e3e9e553beb39bdc88cac6c065ab457ab0cc03bfb732"`
[INFO] running `"docker" "rm" "-f" "42d611e4744b64d459d8e3e9e553beb39bdc88cac6c065ab457ab0cc03bfb732"`
[INFO] [stdout] 42d611e4744b64d459d8e3e9e553beb39bdc88cac6c065ab457ab0cc03bfb732
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/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/LothTikar/rusty_quiz:/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] 1dc6219255e308e694b29e8e8c445ba4c13e740dc63bf36afd4bff087c1265a8
[INFO] running `"docker" "start" "-a" "1dc6219255e308e694b29e8e8c445ba4c13e740dc63bf36afd4bff087c1265a8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rusty_quiz-2f86468e6edbd0bb
[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" "1dc6219255e308e694b29e8e8c445ba4c13e740dc63bf36afd4bff087c1265a8"`
[INFO] running `"docker" "rm" "-f" "1dc6219255e308e694b29e8e8c445ba4c13e740dc63bf36afd4bff087c1265a8"`
[INFO] [stdout] 1dc6219255e308e694b29e8e8c445ba4c13e740dc63bf36afd4bff087c1265a8