[INFO] updating cached repository hsrinara/rust-helloworld
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/hsrinara/rust-helloworld
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/hsrinara/rust-helloworld" "work/ex/beta-1.38-1/sources/1.37.0/gh/hsrinara/rust-helloworld"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/hsrinara/rust-helloworld'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/hsrinara/rust-helloworld" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hsrinara/rust-helloworld"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hsrinara/rust-helloworld'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c8994bc0ae2dbfee6839c833bdcd15b1be1f190a
[INFO] sha for GitHub repo hsrinara/rust-helloworld: c8994bc0ae2dbfee6839c833bdcd15b1be1f190a
[INFO] validating manifest of hsrinara/rust-helloworld 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 hsrinara/rust-helloworld 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 hsrinara/rust-helloworld
[INFO] finished frobbing hsrinara/rust-helloworld
[INFO] frobbed toml for hsrinara/rust-helloworld written to work/ex/beta-1.38-1/sources/1.37.0/gh/hsrinara/rust-helloworld/Cargo.toml
[INFO] started frobbing hsrinara/rust-helloworld
[INFO] finished frobbing hsrinara/rust-helloworld
[INFO] frobbed toml for hsrinara/rust-helloworld written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hsrinara/rust-helloworld/Cargo.toml
[INFO] crate hsrinara/rust-helloworld 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 hsrinara/rust-helloworld 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-5/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/hsrinara/rust-helloworld:/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] c6cc9f73629781714f39f6e683e2abb6f2d09c38d6d1ea741a4af8a7318df297
[INFO] running `"docker" "start" "-a" "c6cc9f73629781714f39f6e683e2abb6f2d09c38d6d1ea741a4af8a7318df297"`
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/main.rs:9:39
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn map_val_with_closure(val: i32, f: &Fn(i32) -> i32) -> i32 {
[INFO] [stderr]   |                                       ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(i32) -> i32`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `"docker" "inspect" "c6cc9f73629781714f39f6e683e2abb6f2d09c38d6d1ea741a4af8a7318df297"`
[INFO] running `"docker" "rm" "-f" "c6cc9f73629781714f39f6e683e2abb6f2d09c38d6d1ea741a4af8a7318df297"`
[INFO] [stdout] c6cc9f73629781714f39f6e683e2abb6f2d09c38d6d1ea741a4af8a7318df297
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/hsrinara/rust-helloworld:/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] 5bf4accb1d8afa5bc5c42cc86b029f1e1656f7b55de8fb25e3f090dfd27c2bb2
[INFO] running `"docker" "start" "-a" "5bf4accb1d8afa5bc5c42cc86b029f1e1656f7b55de8fb25e3f090dfd27c2bb2"`
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/main.rs:9:39
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn map_val_with_closure(val: i32, f: &Fn(i32) -> i32) -> i32 {
[INFO] [stderr]   |                                       ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(i32) -> i32`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `"docker" "inspect" "5bf4accb1d8afa5bc5c42cc86b029f1e1656f7b55de8fb25e3f090dfd27c2bb2"`
[INFO] running `"docker" "rm" "-f" "5bf4accb1d8afa5bc5c42cc86b029f1e1656f7b55de8fb25e3f090dfd27c2bb2"`
[INFO] [stdout] 5bf4accb1d8afa5bc5c42cc86b029f1e1656f7b55de8fb25e3f090dfd27c2bb2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/hsrinara/rust-helloworld:/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] 1fa3be7640cf769fb91cccf72e6688170f3df709bb7e8783847d181679a1eefb
[INFO] running `"docker" "start" "-a" "1fa3be7640cf769fb91cccf72e6688170f3df709bb7e8783847d181679a1eefb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hello_world-da1d7ac21bb3a396
[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/myfirsttest-92975e9200fe0b41
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test my_first_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "1fa3be7640cf769fb91cccf72e6688170f3df709bb7e8783847d181679a1eefb"`
[INFO] running `"docker" "rm" "-f" "1fa3be7640cf769fb91cccf72e6688170f3df709bb7e8783847d181679a1eefb"`
[INFO] [stdout] 1fa3be7640cf769fb91cccf72e6688170f3df709bb7e8783847d181679a1eefb