[INFO] updating cached repository intrepion/example-x-rust-x-rustbyexample-com-x-fn-closures-output_parameters
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/intrepion/example-x-rust-x-rustbyexample-com-x-fn-closures-output_parameters
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/intrepion/example-x-rust-x-rustbyexample-com-x-fn-closures-output_parameters" "work/ex/beta-1.38-1/sources/1.37.0/gh/intrepion/example-x-rust-x-rustbyexample-com-x-fn-closures-output_parameters"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/intrepion/example-x-rust-x-rustbyexample-com-x-fn-closures-output_parameters'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/intrepion/example-x-rust-x-rustbyexample-com-x-fn-closures-output_parameters" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/intrepion/example-x-rust-x-rustbyexample-com-x-fn-closures-output_parameters"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/intrepion/example-x-rust-x-rustbyexample-com-x-fn-closures-output_parameters'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 29268c703fba61f75c29ebd16ba2a72b5048ca6c
[INFO] sha for GitHub repo intrepion/example-x-rust-x-rustbyexample-com-x-fn-closures-output_parameters: 29268c703fba61f75c29ebd16ba2a72b5048ca6c
[INFO] validating manifest of intrepion/example-x-rust-x-rustbyexample-com-x-fn-closures-output_parameters 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 intrepion/example-x-rust-x-rustbyexample-com-x-fn-closures-output_parameters 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 intrepion/example-x-rust-x-rustbyexample-com-x-fn-closures-output_parameters
[INFO] finished frobbing intrepion/example-x-rust-x-rustbyexample-com-x-fn-closures-output_parameters
[INFO] frobbed toml for intrepion/example-x-rust-x-rustbyexample-com-x-fn-closures-output_parameters written to work/ex/beta-1.38-1/sources/1.37.0/gh/intrepion/example-x-rust-x-rustbyexample-com-x-fn-closures-output_parameters/Cargo.toml
[INFO] started frobbing intrepion/example-x-rust-x-rustbyexample-com-x-fn-closures-output_parameters
[INFO] finished frobbing intrepion/example-x-rust-x-rustbyexample-com-x-fn-closures-output_parameters
[INFO] frobbed toml for intrepion/example-x-rust-x-rustbyexample-com-x-fn-closures-output_parameters written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/intrepion/example-x-rust-x-rustbyexample-com-x-fn-closures-output_parameters/Cargo.toml
[INFO] crate intrepion/example-x-rust-x-rustbyexample-com-x-fn-closures-output_parameters 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 intrepion/example-x-rust-x-rustbyexample-com-x-fn-closures-output_parameters 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/intrepion/example-x-rust-x-rustbyexample-com-x-fn-closures-output_parameters:/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] 45dbd108c205a38a1c1dfa510f3324321dcfabbe1741c1b3ca1580e47ad4f595
[INFO] running `"docker" "start" "-a" "45dbd108c205a38a1c1dfa510f3324321dcfabbe1741c1b3ca1580e47ad4f595"`
[INFO] [stderr]    Compiling example-x-rust-x-rustbyexample-com-x-fn-closures-output_parameters v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/main.rs:1:23
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn create_fn() -> Box<Fn()> {
[INFO] [stderr]   |                       ^^^^ help: use `dyn`: `dyn Fn()`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/main.rs:7:26
[INFO] [stderr]   |
[INFO] [stderr] 7 | fn create_fnmut() -> Box<FnMut()> {
[INFO] [stderr]   |                          ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `"docker" "inspect" "45dbd108c205a38a1c1dfa510f3324321dcfabbe1741c1b3ca1580e47ad4f595"`
[INFO] running `"docker" "rm" "-f" "45dbd108c205a38a1c1dfa510f3324321dcfabbe1741c1b3ca1580e47ad4f595"`
[INFO] [stdout] 45dbd108c205a38a1c1dfa510f3324321dcfabbe1741c1b3ca1580e47ad4f595
[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/intrepion/example-x-rust-x-rustbyexample-com-x-fn-closures-output_parameters:/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] 806e615d572cf9d2696c4258c0f4578c5179bc93951b3ff13ab952ab1171e721
[INFO] running `"docker" "start" "-a" "806e615d572cf9d2696c4258c0f4578c5179bc93951b3ff13ab952ab1171e721"`
[INFO] [stderr]    Compiling example-x-rust-x-rustbyexample-com-x-fn-closures-output_parameters v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/main.rs:1:23
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn create_fn() -> Box<Fn()> {
[INFO] [stderr]   |                       ^^^^ help: use `dyn`: `dyn Fn()`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/main.rs:7:26
[INFO] [stderr]   |
[INFO] [stderr] 7 | fn create_fnmut() -> Box<FnMut()> {
[INFO] [stderr]   |                          ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `"docker" "inspect" "806e615d572cf9d2696c4258c0f4578c5179bc93951b3ff13ab952ab1171e721"`
[INFO] running `"docker" "rm" "-f" "806e615d572cf9d2696c4258c0f4578c5179bc93951b3ff13ab952ab1171e721"`
[INFO] [stdout] 806e615d572cf9d2696c4258c0f4578c5179bc93951b3ff13ab952ab1171e721
[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/intrepion/example-x-rust-x-rustbyexample-com-x-fn-closures-output_parameters:/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] 4bf7685277944179927dbd74118fd053355ed992ca247b21d81c805dba835a9e
[INFO] running `"docker" "start" "-a" "4bf7685277944179927dbd74118fd053355ed992ca247b21d81c805dba835a9e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/example_x_rust_x_rustbyexample_com_x_fn_closures_output_parameters-bbc63bb9a1e1bbef
[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" "4bf7685277944179927dbd74118fd053355ed992ca247b21d81c805dba835a9e"`
[INFO] running `"docker" "rm" "-f" "4bf7685277944179927dbd74118fd053355ed992ca247b21d81c805dba835a9e"`
[INFO] [stdout] 4bf7685277944179927dbd74118fd053355ed992ca247b21d81c805dba835a9e