[INFO] updating cached repository SolowinFXVI/LearnRUST
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/SolowinFXVI/LearnRUST
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/SolowinFXVI/LearnRUST" "work/ex/beta-1.38-1/sources/1.37.0/gh/SolowinFXVI/LearnRUST"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/SolowinFXVI/LearnRUST'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/SolowinFXVI/LearnRUST" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/SolowinFXVI/LearnRUST"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/SolowinFXVI/LearnRUST'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3608a09bb68eb128516c1c513a47659a0646dac7
[INFO] sha for GitHub repo SolowinFXVI/LearnRUST: 3608a09bb68eb128516c1c513a47659a0646dac7
[INFO] validating manifest of SolowinFXVI/LearnRUST 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 SolowinFXVI/LearnRUST 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 SolowinFXVI/LearnRUST
[INFO] finished frobbing SolowinFXVI/LearnRUST
[INFO] frobbed toml for SolowinFXVI/LearnRUST written to work/ex/beta-1.38-1/sources/1.37.0/gh/SolowinFXVI/LearnRUST/Cargo.toml
[INFO] started frobbing SolowinFXVI/LearnRUST
[INFO] finished frobbing SolowinFXVI/LearnRUST
[INFO] frobbed toml for SolowinFXVI/LearnRUST written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/SolowinFXVI/LearnRUST/Cargo.toml
[INFO] crate SolowinFXVI/LearnRUST 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 SolowinFXVI/LearnRUST 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-2/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/SolowinFXVI/LearnRUST:/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] b0165d55ba08608e8b8c6d5a39b38af1c48e251e074d4ed48e8c598d73673897
[INFO] running `"docker" "start" "-a" "b0165d55ba08608e8b8c6d5a39b38af1c48e251e074d4ed48e8c598d73673897"`
[INFO] [stderr]    Compiling learnrust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `"docker" "inspect" "b0165d55ba08608e8b8c6d5a39b38af1c48e251e074d4ed48e8c598d73673897"`
[INFO] running `"docker" "rm" "-f" "b0165d55ba08608e8b8c6d5a39b38af1c48e251e074d4ed48e8c598d73673897"`
[INFO] [stdout] b0165d55ba08608e8b8c6d5a39b38af1c48e251e074d4ed48e8c598d73673897
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/SolowinFXVI/LearnRUST:/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] 85ff9c552bc746581be74484c8b380b57e7531b9d570d8fce27d2389ee220df0
[INFO] running `"docker" "start" "-a" "85ff9c552bc746581be74484c8b380b57e7531b9d570d8fce27d2389ee220df0"`
[INFO] [stderr]    Compiling learnrust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "85ff9c552bc746581be74484c8b380b57e7531b9d570d8fce27d2389ee220df0"`
[INFO] running `"docker" "rm" "-f" "85ff9c552bc746581be74484c8b380b57e7531b9d570d8fce27d2389ee220df0"`
[INFO] [stdout] 85ff9c552bc746581be74484c8b380b57e7531b9d570d8fce27d2389ee220df0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/SolowinFXVI/LearnRUST:/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] 8d51adca9c66d6479b06b3afed245c5d1e47d3a2a55f7337e71a1271e7426c73
[INFO] running `"docker" "start" "-a" "8d51adca9c66d6479b06b3afed245c5d1e47d3a2a55f7337e71a1271e7426c73"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/learnrust-5a4b9b742e6f72a2
[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" "8d51adca9c66d6479b06b3afed245c5d1e47d3a2a55f7337e71a1271e7426c73"`
[INFO] running `"docker" "rm" "-f" "8d51adca9c66d6479b06b3afed245c5d1e47d3a2a55f7337e71a1271e7426c73"`
[INFO] [stdout] 8d51adca9c66d6479b06b3afed245c5d1e47d3a2a55f7337e71a1271e7426c73