[INFO] updating cached repository michael-christen/rust-hello-world
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/michael-christen/rust-hello-world
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/michael-christen/rust-hello-world" "work/ex/beta-1.37-6/sources/1.36.0/gh/michael-christen/rust-hello-world"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/michael-christen/rust-hello-world'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/michael-christen/rust-hello-world" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/michael-christen/rust-hello-world"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/michael-christen/rust-hello-world'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6d5fe4e766afe9edc4a38406195de64832202c03
[INFO] sha for GitHub repo michael-christen/rust-hello-world: 6d5fe4e766afe9edc4a38406195de64832202c03
[INFO] validating manifest of michael-christen/rust-hello-world 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 michael-christen/rust-hello-world 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 michael-christen/rust-hello-world
[INFO] finished frobbing michael-christen/rust-hello-world
[INFO] frobbed toml for michael-christen/rust-hello-world written to work/ex/beta-1.37-6/sources/1.36.0/gh/michael-christen/rust-hello-world/Cargo.toml
[INFO] started frobbing michael-christen/rust-hello-world
[INFO] finished frobbing michael-christen/rust-hello-world
[INFO] frobbed toml for michael-christen/rust-hello-world written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/michael-christen/rust-hello-world/Cargo.toml
[INFO] crate michael-christen/rust-hello-world 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]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing michael-christen/rust-hello-world 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-2/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/michael-christen/rust-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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 252f40aa1c7f769a3a53117a6e4bfa55e4a83824aeb00c7bff513bdff5b6bccb
[INFO] running `"docker" "start" "-a" "252f40aa1c7f769a3a53117a6e4bfa55e4a83824aeb00c7bff513bdff5b6bccb"`
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `"docker" "inspect" "252f40aa1c7f769a3a53117a6e4bfa55e4a83824aeb00c7bff513bdff5b6bccb"`
[INFO] running `"docker" "rm" "-f" "252f40aa1c7f769a3a53117a6e4bfa55e4a83824aeb00c7bff513bdff5b6bccb"`
[INFO] [stdout] 252f40aa1c7f769a3a53117a6e4bfa55e4a83824aeb00c7bff513bdff5b6bccb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/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/michael-christen/rust-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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] afc5f37dcda20d6a453f7436cb59298bb157f69aeb7ac017dd7bf04da8d1fa37
[INFO] running `"docker" "start" "-a" "afc5f37dcda20d6a453f7436cb59298bb157f69aeb7ac017dd7bf04da8d1fa37"`
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "afc5f37dcda20d6a453f7436cb59298bb157f69aeb7ac017dd7bf04da8d1fa37"`
[INFO] running `"docker" "rm" "-f" "afc5f37dcda20d6a453f7436cb59298bb157f69aeb7ac017dd7bf04da8d1fa37"`
[INFO] [stdout] afc5f37dcda20d6a453f7436cb59298bb157f69aeb7ac017dd7bf04da8d1fa37
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/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/michael-christen/rust-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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] c5fbded03d869a6ea3dc79fa7e9e5cf2e9a1e61415d25bc75da6dadd5b3dc804
[INFO] running `"docker" "start" "-a" "c5fbded03d869a6ea3dc79fa7e9e5cf2e9a1e61415d25bc75da6dadd5b3dc804"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[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] [stderr]      Running /opt/crater/target/debug/deps/hello_world-868b280f06752edf
[INFO] running `"docker" "inspect" "c5fbded03d869a6ea3dc79fa7e9e5cf2e9a1e61415d25bc75da6dadd5b3dc804"`
[INFO] running `"docker" "rm" "-f" "c5fbded03d869a6ea3dc79fa7e9e5cf2e9a1e61415d25bc75da6dadd5b3dc804"`
[INFO] [stdout] c5fbded03d869a6ea3dc79fa7e9e5cf2e9a1e61415d25bc75da6dadd5b3dc804