[INFO] updating cached repository akachronix/hello_world
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/akachronix/hello_world
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/akachronix/hello_world" "work/ex/beta-1.38-1/sources/1.37.0/gh/akachronix/hello_world"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/akachronix/hello_world'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/akachronix/hello_world" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/akachronix/hello_world"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/akachronix/hello_world'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3d7b9cc5b9ba3442ec7b6800262909a51666e2dc
[INFO] sha for GitHub repo akachronix/hello_world: 3d7b9cc5b9ba3442ec7b6800262909a51666e2dc
[INFO] validating manifest of akachronix/hello_world 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 akachronix/hello_world 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 akachronix/hello_world
[INFO] finished frobbing akachronix/hello_world
[INFO] frobbed toml for akachronix/hello_world written to work/ex/beta-1.38-1/sources/1.37.0/gh/akachronix/hello_world/Cargo.toml
[INFO] started frobbing akachronix/hello_world
[INFO] finished frobbing akachronix/hello_world
[INFO] frobbed toml for akachronix/hello_world written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/akachronix/hello_world/Cargo.toml
[INFO] crate akachronix/hello_world 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 akachronix/hello_world against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/akachronix/hello_world:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 4e18ca8913df123921531442df422256f12dca60ac6c93867480dac26d5f0dd1
[INFO] running `"docker" "start" "-a" "4e18ca8913df123921531442df422256f12dca60ac6c93867480dac26d5f0dd1"`
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.33s
[INFO] running `"docker" "inspect" "4e18ca8913df123921531442df422256f12dca60ac6c93867480dac26d5f0dd1"`
[INFO] running `"docker" "rm" "-f" "4e18ca8913df123921531442df422256f12dca60ac6c93867480dac26d5f0dd1"`
[INFO] [stdout] 4e18ca8913df123921531442df422256f12dca60ac6c93867480dac26d5f0dd1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/akachronix/hello_world:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 28b155cc63b6d284df7289ef44c0fb742ceb2999c4dd96aa6b6a3a2a93751ded
[INFO] running `"docker" "start" "-a" "28b155cc63b6d284df7289ef44c0fb742ceb2999c4dd96aa6b6a3a2a93751ded"`
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `"docker" "inspect" "28b155cc63b6d284df7289ef44c0fb742ceb2999c4dd96aa6b6a3a2a93751ded"`
[INFO] running `"docker" "rm" "-f" "28b155cc63b6d284df7289ef44c0fb742ceb2999c4dd96aa6b6a3a2a93751ded"`
[INFO] [stdout] 28b155cc63b6d284df7289ef44c0fb742ceb2999c4dd96aa6b6a3a2a93751ded
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/akachronix/hello_world:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 34bef430e0ae71aa29c2136412a61abff03c4a9e21e7d4eabd82696871bc44a0
[INFO] running `"docker" "start" "-a" "34bef430e0ae71aa29c2136412a61abff03c4a9e21e7d4eabd82696871bc44a0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hello_world-c136469bed63f550
[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" "34bef430e0ae71aa29c2136412a61abff03c4a9e21e7d4eabd82696871bc44a0"`
[INFO] running `"docker" "rm" "-f" "34bef430e0ae71aa29c2136412a61abff03c4a9e21e7d4eabd82696871bc44a0"`
[INFO] [stdout] 34bef430e0ae71aa29c2136412a61abff03c4a9e21e7d4eabd82696871bc44a0