[INFO] updating cached repository drhaynes/hello_rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/drhaynes/hello_rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/drhaynes/hello_rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/drhaynes/hello_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/drhaynes/hello_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/drhaynes/hello_rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/drhaynes/hello_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/drhaynes/hello_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 651aa5c8f7415fac0482edb24a2708b6eab9a9ee
[INFO] sha for GitHub repo drhaynes/hello_rust: 651aa5c8f7415fac0482edb24a2708b6eab9a9ee
[INFO] validating manifest of drhaynes/hello_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 drhaynes/hello_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 drhaynes/hello_rust
[INFO] finished frobbing drhaynes/hello_rust
[INFO] frobbed toml for drhaynes/hello_rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/drhaynes/hello_rust/Cargo.toml
[INFO] started frobbing drhaynes/hello_rust
[INFO] finished frobbing drhaynes/hello_rust
[INFO] frobbed toml for drhaynes/hello_rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/drhaynes/hello_rust/Cargo.toml
[INFO] crate drhaynes/hello_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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/drhaynes/hello_rust/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 drhaynes/hello_rust 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-3/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/drhaynes/hello_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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 5484f39066bf48fd1def3de428e30da132bfd9e0fe6e3fd267dff9e26f1e69e3
[INFO] running `"docker" "start" "-a" "5484f39066bf48fd1def3de428e30da132bfd9e0fe6e3fd267dff9e26f1e69e3"`
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `"docker" "inspect" "5484f39066bf48fd1def3de428e30da132bfd9e0fe6e3fd267dff9e26f1e69e3"`
[INFO] running `"docker" "rm" "-f" "5484f39066bf48fd1def3de428e30da132bfd9e0fe6e3fd267dff9e26f1e69e3"`
[INFO] [stdout] 5484f39066bf48fd1def3de428e30da132bfd9e0fe6e3fd267dff9e26f1e69e3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/drhaynes/hello_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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 45ce5fa596915a5b3273eb89be64617cde4b796c6f0f8a80d686402d488132a4
[INFO] running `"docker" "start" "-a" "45ce5fa596915a5b3273eb89be64617cde4b796c6f0f8a80d686402d488132a4"`
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `"docker" "inspect" "45ce5fa596915a5b3273eb89be64617cde4b796c6f0f8a80d686402d488132a4"`
[INFO] running `"docker" "rm" "-f" "45ce5fa596915a5b3273eb89be64617cde4b796c6f0f8a80d686402d488132a4"`
[INFO] [stdout] 45ce5fa596915a5b3273eb89be64617cde4b796c6f0f8a80d686402d488132a4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/drhaynes/hello_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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 2624c89418e736f312252c804df3eb11432de8ff19c72f2bfbb44bc4db27fad5
[INFO] running `"docker" "start" "-a" "2624c89418e736f312252c804df3eb11432de8ff19c72f2bfbb44bc4db27fad5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hello_world-2f8e02ca656a79a4
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_nothing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "2624c89418e736f312252c804df3eb11432de8ff19c72f2bfbb44bc4db27fad5"`
[INFO] running `"docker" "rm" "-f" "2624c89418e736f312252c804df3eb11432de8ff19c72f2bfbb44bc4db27fad5"`
[INFO] [stdout] 2624c89418e736f312252c804df3eb11432de8ff19c72f2bfbb44bc4db27fad5