[INFO] updating cached repository UtorLin/Rust-Exercise-
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/UtorLin/Rust-Exercise-
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/UtorLin/Rust-Exercise-" "work/ex/beta-1.38-1/sources/1.37.0/gh/UtorLin/Rust-Exercise-"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/UtorLin/Rust-Exercise-'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/UtorLin/Rust-Exercise-" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/UtorLin/Rust-Exercise-"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/UtorLin/Rust-Exercise-'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8b93e031f258c5e9312368606e028408e9ef7ced
[INFO] sha for GitHub repo UtorLin/Rust-Exercise-: 8b93e031f258c5e9312368606e028408e9ef7ced
[INFO] validating manifest of UtorLin/Rust-Exercise- 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 UtorLin/Rust-Exercise- 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 UtorLin/Rust-Exercise-
[INFO] finished frobbing UtorLin/Rust-Exercise-
[INFO] frobbed toml for UtorLin/Rust-Exercise- written to work/ex/beta-1.38-1/sources/1.37.0/gh/UtorLin/Rust-Exercise-/Cargo.toml
[INFO] started frobbing UtorLin/Rust-Exercise-
[INFO] finished frobbing UtorLin/Rust-Exercise-
[INFO] frobbed toml for UtorLin/Rust-Exercise- written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/UtorLin/Rust-Exercise-/Cargo.toml
[INFO] crate UtorLin/Rust-Exercise- 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 UtorLin/Rust-Exercise- 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-2/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/UtorLin/Rust-Exercise-:/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] ebade0d56b0898a50f94e8cd30af69126543ca60a92e847a796d07d4501a6061
[INFO] running `"docker" "start" "-a" "ebade0d56b0898a50f94e8cd30af69126543ca60a92e847a796d07d4501a6061"`
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling secondProject v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `secondProject` 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: `second_project`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.31s
[INFO] running `"docker" "inspect" "ebade0d56b0898a50f94e8cd30af69126543ca60a92e847a796d07d4501a6061"`
[INFO] running `"docker" "rm" "-f" "ebade0d56b0898a50f94e8cd30af69126543ca60a92e847a796d07d4501a6061"`
[INFO] [stdout] ebade0d56b0898a50f94e8cd30af69126543ca60a92e847a796d07d4501a6061
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/UtorLin/Rust-Exercise-:/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] 26aff88f0ec489210f0406ef09791a66f6cb19ae0935af53a3edf79058a600e2
[INFO] running `"docker" "start" "-a" "26aff88f0ec489210f0406ef09791a66f6cb19ae0935af53a3edf79058a600e2"`
[INFO] [stderr]    Compiling secondProject v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `secondProject` 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: `second_project`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `"docker" "inspect" "26aff88f0ec489210f0406ef09791a66f6cb19ae0935af53a3edf79058a600e2"`
[INFO] running `"docker" "rm" "-f" "26aff88f0ec489210f0406ef09791a66f6cb19ae0935af53a3edf79058a600e2"`
[INFO] [stdout] 26aff88f0ec489210f0406ef09791a66f6cb19ae0935af53a3edf79058a600e2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/UtorLin/Rust-Exercise-:/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] ff464a2310b7feb5950b97198e1b554605323f056b52c88530d373d5fbb0bde4
[INFO] running `"docker" "start" "-a" "ff464a2310b7feb5950b97198e1b554605323f056b52c88530d373d5fbb0bde4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/secondProject-c8dc48b46deff0e3
[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" "ff464a2310b7feb5950b97198e1b554605323f056b52c88530d373d5fbb0bde4"`
[INFO] running `"docker" "rm" "-f" "ff464a2310b7feb5950b97198e1b554605323f056b52c88530d373d5fbb0bde4"`
[INFO] [stdout] ff464a2310b7feb5950b97198e1b554605323f056b52c88530d373d5fbb0bde4