[INFO] updating cached repository tungel/rust-random-generator
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tungel/rust-random-generator
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tungel/rust-random-generator" "work/ex/beta-1.38-1/sources/1.37.0/gh/tungel/rust-random-generator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/tungel/rust-random-generator'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tungel/rust-random-generator" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tungel/rust-random-generator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tungel/rust-random-generator'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2643ce68ae8ea324f77ba8f5f46da104e04cf685
[INFO] sha for GitHub repo tungel/rust-random-generator: 2643ce68ae8ea324f77ba8f5f46da104e04cf685
[INFO] validating manifest of tungel/rust-random-generator 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 tungel/rust-random-generator 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 tungel/rust-random-generator
[INFO] finished frobbing tungel/rust-random-generator
[INFO] frobbed toml for tungel/rust-random-generator written to work/ex/beta-1.38-1/sources/1.37.0/gh/tungel/rust-random-generator/Cargo.toml
[INFO] started frobbing tungel/rust-random-generator
[INFO] finished frobbing tungel/rust-random-generator
[INFO] frobbed toml for tungel/rust-random-generator written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tungel/rust-random-generator/Cargo.toml
[INFO] crate tungel/rust-random-generator 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 tungel/rust-random-generator 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/tungel/rust-random-generator:/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] cf6ab9fb00c51239f35253a63a2fdd93d3f53928e3dd8622aadb3e94b8c6b1a8
[INFO] running `"docker" "start" "-a" "cf6ab9fb00c51239f35253a63a2fdd93d3f53928e3dd8622aadb3e94b8c6b1a8"`
[INFO] [stderr]    Compiling chrono v0.4.0
[INFO] [stderr]    Compiling random-generator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.19s
[INFO] running `"docker" "inspect" "cf6ab9fb00c51239f35253a63a2fdd93d3f53928e3dd8622aadb3e94b8c6b1a8"`
[INFO] running `"docker" "rm" "-f" "cf6ab9fb00c51239f35253a63a2fdd93d3f53928e3dd8622aadb3e94b8c6b1a8"`
[INFO] [stdout] cf6ab9fb00c51239f35253a63a2fdd93d3f53928e3dd8622aadb3e94b8c6b1a8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/tungel/rust-random-generator:/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] a9aa5a3fe1e7f476869823051ac8b51902377ec29c246a7db2b59edc2e08b73a
[INFO] running `"docker" "start" "-a" "a9aa5a3fe1e7f476869823051ac8b51902377ec29c246a7db2b59edc2e08b73a"`
[INFO] [stderr]    Compiling random-generator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "a9aa5a3fe1e7f476869823051ac8b51902377ec29c246a7db2b59edc2e08b73a"`
[INFO] running `"docker" "rm" "-f" "a9aa5a3fe1e7f476869823051ac8b51902377ec29c246a7db2b59edc2e08b73a"`
[INFO] [stdout] a9aa5a3fe1e7f476869823051ac8b51902377ec29c246a7db2b59edc2e08b73a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/tungel/rust-random-generator:/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] 23564cad716aeafa892f958bd74d97590a060fc8732e09fe6657ae080e60c52a
[INFO] running `"docker" "start" "-a" "23564cad716aeafa892f958bd74d97590a060fc8732e09fe6657ae080e60c52a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/random_generator-62e36b3f8eda4766
[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" "23564cad716aeafa892f958bd74d97590a060fc8732e09fe6657ae080e60c52a"`
[INFO] running `"docker" "rm" "-f" "23564cad716aeafa892f958bd74d97590a060fc8732e09fe6657ae080e60c52a"`
[INFO] [stdout] 23564cad716aeafa892f958bd74d97590a060fc8732e09fe6657ae080e60c52a