[INFO] updating cached repository bspaulding/rust-tutorial
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/bspaulding/rust-tutorial
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/bspaulding/rust-tutorial" "work/ex/beta-1.38-1/sources/1.37.0/gh/bspaulding/rust-tutorial"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/bspaulding/rust-tutorial'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/bspaulding/rust-tutorial" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bspaulding/rust-tutorial"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bspaulding/rust-tutorial'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7783a57eff201cfd569eb08e898e901ed42f6af1
[INFO] sha for GitHub repo bspaulding/rust-tutorial: 7783a57eff201cfd569eb08e898e901ed42f6af1
[INFO] validating manifest of bspaulding/rust-tutorial 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 bspaulding/rust-tutorial 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 bspaulding/rust-tutorial
[INFO] finished frobbing bspaulding/rust-tutorial
[INFO] frobbed toml for bspaulding/rust-tutorial written to work/ex/beta-1.38-1/sources/1.37.0/gh/bspaulding/rust-tutorial/Cargo.toml
[INFO] started frobbing bspaulding/rust-tutorial
[INFO] finished frobbing bspaulding/rust-tutorial
[INFO] frobbed toml for bspaulding/rust-tutorial written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bspaulding/rust-tutorial/Cargo.toml
[INFO] crate bspaulding/rust-tutorial 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 bspaulding/rust-tutorial 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/bspaulding/rust-tutorial:/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] 8e2f70f6dcdcd2631ecf22daca4583f5dfa97eb234fe05c48abfc02c7b9e0d6b
[INFO] running `"docker" "start" "-a" "8e2f70f6dcdcd2631ecf22daca4583f5dfa97eb234fe05c48abfc02c7b9e0d6b"`
[INFO] [stderr] warning: path `/opt/crater/workdir/src/hello_world.rs` was erroneously implicitly accepted for binary `hello_world`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr]    Compiling hello_world v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "8e2f70f6dcdcd2631ecf22daca4583f5dfa97eb234fe05c48abfc02c7b9e0d6b"`
[INFO] running `"docker" "rm" "-f" "8e2f70f6dcdcd2631ecf22daca4583f5dfa97eb234fe05c48abfc02c7b9e0d6b"`
[INFO] [stdout] 8e2f70f6dcdcd2631ecf22daca4583f5dfa97eb234fe05c48abfc02c7b9e0d6b
[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/bspaulding/rust-tutorial:/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] 1a5b3be50dbc60fc0e6f309cfc34897dcb03115869bfe4360dda00a367fe234b
[INFO] running `"docker" "start" "-a" "1a5b3be50dbc60fc0e6f309cfc34897dcb03115869bfe4360dda00a367fe234b"`
[INFO] [stderr] warning: path `/opt/crater/workdir/src/hello_world.rs` was erroneously implicitly accepted for binary `hello_world`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr]    Compiling hello_world v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `"docker" "inspect" "1a5b3be50dbc60fc0e6f309cfc34897dcb03115869bfe4360dda00a367fe234b"`
[INFO] running `"docker" "rm" "-f" "1a5b3be50dbc60fc0e6f309cfc34897dcb03115869bfe4360dda00a367fe234b"`
[INFO] [stdout] 1a5b3be50dbc60fc0e6f309cfc34897dcb03115869bfe4360dda00a367fe234b
[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/bspaulding/rust-tutorial:/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] 238b7c7b478c75576860e0cc1d6c73ff943deaae4724ef08a626d720f5cfb43a
[INFO] running `"docker" "start" "-a" "238b7c7b478c75576860e0cc1d6c73ff943deaae4724ef08a626d720f5cfb43a"`
[INFO] [stderr] warning: path `/opt/crater/workdir/src/hello_world.rs` was erroneously implicitly accepted for binary `hello_world`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hello_world-0ed420afb3798957
[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" "238b7c7b478c75576860e0cc1d6c73ff943deaae4724ef08a626d720f5cfb43a"`
[INFO] running `"docker" "rm" "-f" "238b7c7b478c75576860e0cc1d6c73ff943deaae4724ef08a626d720f5cfb43a"`
[INFO] [stdout] 238b7c7b478c75576860e0cc1d6c73ff943deaae4724ef08a626d720f5cfb43a