[INFO] updating cached repository GiffenGood/rust_test
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/GiffenGood/rust_test
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/GiffenGood/rust_test" "work/ex/beta-1.38-1/sources/1.37.0/gh/GiffenGood/rust_test"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/GiffenGood/rust_test'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/GiffenGood/rust_test" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/GiffenGood/rust_test"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/GiffenGood/rust_test'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 276d9789f811d525059dcafd526bec6b9f2cc386
[INFO] sha for GitHub repo GiffenGood/rust_test: 276d9789f811d525059dcafd526bec6b9f2cc386
[INFO] validating manifest of GiffenGood/rust_test 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 GiffenGood/rust_test 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 GiffenGood/rust_test
[INFO] finished frobbing GiffenGood/rust_test
[INFO] frobbed toml for GiffenGood/rust_test written to work/ex/beta-1.38-1/sources/1.37.0/gh/GiffenGood/rust_test/Cargo.toml
[INFO] started frobbing GiffenGood/rust_test
[INFO] finished frobbing GiffenGood/rust_test
[INFO] frobbed toml for GiffenGood/rust_test written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/GiffenGood/rust_test/Cargo.toml
[INFO] crate GiffenGood/rust_test 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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/GiffenGood/rust_test/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 GiffenGood/rust_test 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-1/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/GiffenGood/rust_test:/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] 86c88e8cab917400e6b4bf9c31f91113a699df965beae8c72de67b90669d4da5
[INFO] running `"docker" "start" "-a" "86c88e8cab917400e6b4bf9c31f91113a699df965beae8c72de67b90669d4da5"`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling test_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `testIf`
[INFO] [stderr]   --> src/main.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | fn testIf(val : i32){
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `testTuple`
[INFO] [stderr]   --> src/main.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | fn testTuple() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `game`
[INFO] [stderr]   --> src/main.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn game() {
[INFO] [stderr]    | ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `forTest` should have a snake case name
[INFO] [stderr]   --> src/main.rs:11:4
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn forTest(){
[INFO] [stderr]    |    ^^^^^^^ help: convert the identifier to snake case: `for_test`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `testIf` should have a snake case name
[INFO] [stderr]   --> src/main.rs:19:4
[INFO] [stderr]    |
[INFO] [stderr] 19 | fn testIf(val : i32){
[INFO] [stderr]    |    ^^^^^^ help: convert the identifier to snake case: `test_if`
[INFO] [stderr] 
[INFO] [stderr] warning: function `testTuple` should have a snake case name
[INFO] [stderr]   --> src/main.rs:24:4
[INFO] [stderr]    |
[INFO] [stderr] 24 | fn testTuple() {
[INFO] [stderr]    |    ^^^^^^^^^ help: convert the identifier to snake case: `test_tuple`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.98s
[INFO] running `"docker" "inspect" "86c88e8cab917400e6b4bf9c31f91113a699df965beae8c72de67b90669d4da5"`
[INFO] running `"docker" "rm" "-f" "86c88e8cab917400e6b4bf9c31f91113a699df965beae8c72de67b90669d4da5"`
[INFO] [stdout] 86c88e8cab917400e6b4bf9c31f91113a699df965beae8c72de67b90669d4da5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/GiffenGood/rust_test:/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] 03514e5b47f00bd1ef64e66a00621220d038f7a03d5a940f8373612da80618c6
[INFO] running `"docker" "start" "-a" "03514e5b47f00bd1ef64e66a00621220d038f7a03d5a940f8373612da80618c6"`
[INFO] [stderr]    Compiling test_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `testIf`
[INFO] [stderr]   --> src/main.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | fn testIf(val : i32){
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `testTuple`
[INFO] [stderr]   --> src/main.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | fn testTuple() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `game`
[INFO] [stderr]   --> src/main.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn game() {
[INFO] [stderr]    | ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `forTest` should have a snake case name
[INFO] [stderr]   --> src/main.rs:11:4
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn forTest(){
[INFO] [stderr]    |    ^^^^^^^ help: convert the identifier to snake case: `for_test`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `testIf` should have a snake case name
[INFO] [stderr]   --> src/main.rs:19:4
[INFO] [stderr]    |
[INFO] [stderr] 19 | fn testIf(val : i32){
[INFO] [stderr]    |    ^^^^^^ help: convert the identifier to snake case: `test_if`
[INFO] [stderr] 
[INFO] [stderr] warning: function `testTuple` should have a snake case name
[INFO] [stderr]   --> src/main.rs:24:4
[INFO] [stderr]    |
[INFO] [stderr] 24 | fn testTuple() {
[INFO] [stderr]    |    ^^^^^^^^^ help: convert the identifier to snake case: `test_tuple`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "03514e5b47f00bd1ef64e66a00621220d038f7a03d5a940f8373612da80618c6"`
[INFO] running `"docker" "rm" "-f" "03514e5b47f00bd1ef64e66a00621220d038f7a03d5a940f8373612da80618c6"`
[INFO] [stdout] 03514e5b47f00bd1ef64e66a00621220d038f7a03d5a940f8373612da80618c6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/GiffenGood/rust_test:/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] 72b2d5008bae8d7916aee46b9255646caadf8cf8d1ecaeb0f9b6de418d4fac59
[INFO] running `"docker" "start" "-a" "72b2d5008bae8d7916aee46b9255646caadf8cf8d1ecaeb0f9b6de418d4fac59"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/test_rust-bdce637bb98ff646
[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" "72b2d5008bae8d7916aee46b9255646caadf8cf8d1ecaeb0f9b6de418d4fac59"`
[INFO] running `"docker" "rm" "-f" "72b2d5008bae8d7916aee46b9255646caadf8cf8d1ecaeb0f9b6de418d4fac59"`
[INFO] [stdout] 72b2d5008bae8d7916aee46b9255646caadf8cf8d1ecaeb0f9b6de418d4fac59