[INFO] updating cached repository Capharas/Rust_firstProject
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Capharas/Rust_firstProject
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Capharas/Rust_firstProject" "work/ex/beta-1.38-1/sources/1.37.0/gh/Capharas/Rust_firstProject"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Capharas/Rust_firstProject'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Capharas/Rust_firstProject" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Capharas/Rust_firstProject"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Capharas/Rust_firstProject'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1881a2b88edf23dbf6ff82fe2321592e340de04d
[INFO] sha for GitHub repo Capharas/Rust_firstProject: 1881a2b88edf23dbf6ff82fe2321592e340de04d
[INFO] validating manifest of Capharas/Rust_firstProject 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 Capharas/Rust_firstProject 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 Capharas/Rust_firstProject
[INFO] finished frobbing Capharas/Rust_firstProject
[INFO] frobbed toml for Capharas/Rust_firstProject written to work/ex/beta-1.38-1/sources/1.37.0/gh/Capharas/Rust_firstProject/Cargo.toml
[INFO] started frobbing Capharas/Rust_firstProject
[INFO] finished frobbing Capharas/Rust_firstProject
[INFO] frobbed toml for Capharas/Rust_firstProject written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Capharas/Rust_firstProject/Cargo.toml
[INFO] crate Capharas/Rust_firstProject 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 Capharas/Rust_firstProject against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Capharas/Rust_firstProject:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] cd978329fe35eb8480d98c58ce2d15c73da3f359328ef6c02e561bc8750573c4
[INFO] running `"docker" "start" "-a" "cd978329fe35eb8480d98c58ce2d15c73da3f359328ef6c02e561bc8750573c4"`
[INFO] [stderr]    Compiling RustExperiments v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `RustExperiments` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rust_experiments`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `"docker" "inspect" "cd978329fe35eb8480d98c58ce2d15c73da3f359328ef6c02e561bc8750573c4"`
[INFO] running `"docker" "rm" "-f" "cd978329fe35eb8480d98c58ce2d15c73da3f359328ef6c02e561bc8750573c4"`
[INFO] [stdout] cd978329fe35eb8480d98c58ce2d15c73da3f359328ef6c02e561bc8750573c4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Capharas/Rust_firstProject:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 647c7635aa95e25a9822487e34a2092dc9b90cbeef9028a814962195b6a05e6a
[INFO] running `"docker" "start" "-a" "647c7635aa95e25a9822487e34a2092dc9b90cbeef9028a814962195b6a05e6a"`
[INFO] [stderr]    Compiling RustExperiments v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `RustExperiments` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rust_experiments`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `"docker" "inspect" "647c7635aa95e25a9822487e34a2092dc9b90cbeef9028a814962195b6a05e6a"`
[INFO] running `"docker" "rm" "-f" "647c7635aa95e25a9822487e34a2092dc9b90cbeef9028a814962195b6a05e6a"`
[INFO] [stdout] 647c7635aa95e25a9822487e34a2092dc9b90cbeef9028a814962195b6a05e6a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Capharas/Rust_firstProject:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] c46c5fb9e5bb1c07bd7d989a0acd71a05b8ec37d7931a6c6cc34b16279620966
[INFO] running `"docker" "start" "-a" "c46c5fb9e5bb1c07bd7d989a0acd71a05b8ec37d7931a6c6cc34b16279620966"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/RustExperiments-9e9deba4d3c5b338
[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" "c46c5fb9e5bb1c07bd7d989a0acd71a05b8ec37d7931a6c6cc34b16279620966"`
[INFO] running `"docker" "rm" "-f" "c46c5fb9e5bb1c07bd7d989a0acd71a05b8ec37d7931a6c6cc34b16279620966"`
[INFO] [stdout] c46c5fb9e5bb1c07bd7d989a0acd71a05b8ec37d7931a6c6cc34b16279620966