[INFO] updating cached repository america/Rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/america/Rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/america/Rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/america/Rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/america/Rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/america/Rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/america/Rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/america/Rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c82aa5f013d19e7254fa6d07adb485d9ad2bf48b
[INFO] sha for GitHub repo america/Rust: c82aa5f013d19e7254fa6d07adb485d9ad2bf48b
[INFO] validating manifest of america/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 america/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 america/Rust
[INFO] finished frobbing america/Rust
[INFO] frobbed toml for america/Rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/america/Rust/Cargo.toml
[INFO] started frobbing america/Rust
[INFO] finished frobbing america/Rust
[INFO] frobbed toml for america/Rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/america/Rust/Cargo.toml
[INFO] crate america/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]     Blocking waiting for file lock on package cache lock
[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] testing america/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-0/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/america/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] 290a60ecb9d306186f00213bc1fd9409d10c15202206bd1c9ded22f6ab779bf8
[INFO] running `"docker" "start" "-a" "290a60ecb9d306186f00213bc1fd9409d10c15202206bd1c9ded22f6ab779bf8"`
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `"docker" "inspect" "290a60ecb9d306186f00213bc1fd9409d10c15202206bd1c9ded22f6ab779bf8"`
[INFO] running `"docker" "rm" "-f" "290a60ecb9d306186f00213bc1fd9409d10c15202206bd1c9ded22f6ab779bf8"`
[INFO] [stdout] 290a60ecb9d306186f00213bc1fd9409d10c15202206bd1c9ded22f6ab779bf8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/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/america/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] 7aa646226146cfc45993f8d9f590dcd959e2669ddaa76fdbd96b9e94918d6157
[INFO] running `"docker" "start" "-a" "7aa646226146cfc45993f8d9f590dcd959e2669ddaa76fdbd96b9e94918d6157"`
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `"docker" "inspect" "7aa646226146cfc45993f8d9f590dcd959e2669ddaa76fdbd96b9e94918d6157"`
[INFO] running `"docker" "rm" "-f" "7aa646226146cfc45993f8d9f590dcd959e2669ddaa76fdbd96b9e94918d6157"`
[INFO] [stdout] 7aa646226146cfc45993f8d9f590dcd959e2669ddaa76fdbd96b9e94918d6157
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/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/america/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] dcf264f5ee6aee18d5f31baa5cc811e97efe8efc093e6240b35ba20c47fe1707
[INFO] running `"docker" "start" "-a" "dcf264f5ee6aee18d5f31baa5cc811e97efe8efc093e6240b35ba20c47fe1707"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[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-32ca29bbe05b8115
[INFO] running `"docker" "inspect" "dcf264f5ee6aee18d5f31baa5cc811e97efe8efc093e6240b35ba20c47fe1707"`
[INFO] running `"docker" "rm" "-f" "dcf264f5ee6aee18d5f31baa5cc811e97efe8efc093e6240b35ba20c47fe1707"`
[INFO] [stdout] dcf264f5ee6aee18d5f31baa5cc811e97efe8efc093e6240b35ba20c47fe1707