[INFO] updating cached repository jakelacey2012/learning-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jakelacey2012/learning-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jakelacey2012/learning-rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/jakelacey2012/learning-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/jakelacey2012/learning-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jakelacey2012/learning-rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jakelacey2012/learning-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jakelacey2012/learning-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b70367caafe5a23e097bba2eced95506b9bfef50
[INFO] sha for GitHub repo jakelacey2012/learning-rust: b70367caafe5a23e097bba2eced95506b9bfef50
[INFO] validating manifest of jakelacey2012/learning-rust 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 jakelacey2012/learning-rust 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 jakelacey2012/learning-rust
[INFO] finished frobbing jakelacey2012/learning-rust
[INFO] frobbed toml for jakelacey2012/learning-rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/jakelacey2012/learning-rust/Cargo.toml
[INFO] started frobbing jakelacey2012/learning-rust
[INFO] finished frobbing jakelacey2012/learning-rust
[INFO] frobbed toml for jakelacey2012/learning-rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jakelacey2012/learning-rust/Cargo.toml
[INFO] crate jakelacey2012/learning-rust 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 jakelacey2012/learning-rust 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-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/jakelacey2012/learning-rust:/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] 818064519c074dc3518e8081f08fecc8e256295583f263a25b28501ed2ba9929
[INFO] running `"docker" "start" "-a" "818064519c074dc3518e8081f08fecc8e256295583f263a25b28501ed2ba9929"`
[INFO] [stderr]    Compiling guess v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "818064519c074dc3518e8081f08fecc8e256295583f263a25b28501ed2ba9929"`
[INFO] running `"docker" "rm" "-f" "818064519c074dc3518e8081f08fecc8e256295583f263a25b28501ed2ba9929"`
[INFO] [stdout] 818064519c074dc3518e8081f08fecc8e256295583f263a25b28501ed2ba9929
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/jakelacey2012/learning-rust:/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] 9286fa2f2d5c2c3b153c46b1755c595d7aa73b26063254756042efc43444f7a3
[INFO] running `"docker" "start" "-a" "9286fa2f2d5c2c3b153c46b1755c595d7aa73b26063254756042efc43444f7a3"`
[INFO] [stderr]    Compiling guess v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `"docker" "inspect" "9286fa2f2d5c2c3b153c46b1755c595d7aa73b26063254756042efc43444f7a3"`
[INFO] running `"docker" "rm" "-f" "9286fa2f2d5c2c3b153c46b1755c595d7aa73b26063254756042efc43444f7a3"`
[INFO] [stdout] 9286fa2f2d5c2c3b153c46b1755c595d7aa73b26063254756042efc43444f7a3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/jakelacey2012/learning-rust:/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] 2f918b194301a27f70dcb1b3f98cbf5cb4ac0d290e6f273dd6f7b0cb0bce9822
[INFO] running `"docker" "start" "-a" "2f918b194301a27f70dcb1b3f98cbf5cb4ac0d290e6f273dd6f7b0cb0bce9822"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guess-0361ddeda7b3a9b7
[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" "2f918b194301a27f70dcb1b3f98cbf5cb4ac0d290e6f273dd6f7b0cb0bce9822"`
[INFO] running `"docker" "rm" "-f" "2f918b194301a27f70dcb1b3f98cbf5cb4ac0d290e6f273dd6f7b0cb0bce9822"`
[INFO] [stdout] 2f918b194301a27f70dcb1b3f98cbf5cb4ac0d290e6f273dd6f7b0cb0bce9822