[INFO] updating cached repository intrepion/example-x-rust-x-rustbyexample-com-x-fn-methods
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/intrepion/example-x-rust-x-rustbyexample-com-x-fn-methods
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/intrepion/example-x-rust-x-rustbyexample-com-x-fn-methods" "work/ex/beta-1.38-1/sources/1.37.0/gh/intrepion/example-x-rust-x-rustbyexample-com-x-fn-methods"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/intrepion/example-x-rust-x-rustbyexample-com-x-fn-methods'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/intrepion/example-x-rust-x-rustbyexample-com-x-fn-methods" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/intrepion/example-x-rust-x-rustbyexample-com-x-fn-methods"`
[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-methods'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c975982bb26e8f5597840ed93d28e4c3c1feb9f5
[INFO] sha for GitHub repo intrepion/example-x-rust-x-rustbyexample-com-x-fn-methods: c975982bb26e8f5597840ed93d28e4c3c1feb9f5
[INFO] validating manifest of intrepion/example-x-rust-x-rustbyexample-com-x-fn-methods 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-methods 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-methods
[INFO] finished frobbing intrepion/example-x-rust-x-rustbyexample-com-x-fn-methods
[INFO] frobbed toml for intrepion/example-x-rust-x-rustbyexample-com-x-fn-methods written to work/ex/beta-1.38-1/sources/1.37.0/gh/intrepion/example-x-rust-x-rustbyexample-com-x-fn-methods/Cargo.toml
[INFO] started frobbing intrepion/example-x-rust-x-rustbyexample-com-x-fn-methods
[INFO] finished frobbing intrepion/example-x-rust-x-rustbyexample-com-x-fn-methods
[INFO] frobbed toml for intrepion/example-x-rust-x-rustbyexample-com-x-fn-methods written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/intrepion/example-x-rust-x-rustbyexample-com-x-fn-methods/Cargo.toml
[INFO] crate intrepion/example-x-rust-x-rustbyexample-com-x-fn-methods 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-methods 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-0/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/intrepion/example-x-rust-x-rustbyexample-com-x-fn-methods:/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] 9860e5a714db071b68f87de9b3f6dfb678a6ea3a841c55c3ab199bf8bb407c4e
[INFO] running `"docker" "start" "-a" "9860e5a714db071b68f87de9b3f6dfb678a6ea3a841c55c3ab199bf8bb407c4e"`
[INFO] [stderr]    Compiling example-x-rust-x-rustbyexample-com-x-fn-methods v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `"docker" "inspect" "9860e5a714db071b68f87de9b3f6dfb678a6ea3a841c55c3ab199bf8bb407c4e"`
[INFO] running `"docker" "rm" "-f" "9860e5a714db071b68f87de9b3f6dfb678a6ea3a841c55c3ab199bf8bb407c4e"`
[INFO] [stdout] 9860e5a714db071b68f87de9b3f6dfb678a6ea3a841c55c3ab199bf8bb407c4e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/intrepion/example-x-rust-x-rustbyexample-com-x-fn-methods:/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] d59a62fbdae8e8429c88b77851b65cb6bebad1e45c780644fb2bf8120a52a161
[INFO] running `"docker" "start" "-a" "d59a62fbdae8e8429c88b77851b65cb6bebad1e45c780644fb2bf8120a52a161"`
[INFO] [stderr]    Compiling example-x-rust-x-rustbyexample-com-x-fn-methods v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `"docker" "inspect" "d59a62fbdae8e8429c88b77851b65cb6bebad1e45c780644fb2bf8120a52a161"`
[INFO] running `"docker" "rm" "-f" "d59a62fbdae8e8429c88b77851b65cb6bebad1e45c780644fb2bf8120a52a161"`
[INFO] [stdout] d59a62fbdae8e8429c88b77851b65cb6bebad1e45c780644fb2bf8120a52a161
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/intrepion/example-x-rust-x-rustbyexample-com-x-fn-methods:/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] 377af6a1cdcada197d2a6079827aae3febf6ca678f399b430ee9ca88b6ff95ef
[INFO] running `"docker" "start" "-a" "377af6a1cdcada197d2a6079827aae3febf6ca678f399b430ee9ca88b6ff95ef"`
[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_methods-212ab8c6e9fc3d9d
[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" "377af6a1cdcada197d2a6079827aae3febf6ca678f399b430ee9ca88b6ff95ef"`
[INFO] running `"docker" "rm" "-f" "377af6a1cdcada197d2a6079827aae3febf6ca678f399b430ee9ca88b6ff95ef"`
[INFO] [stdout] 377af6a1cdcada197d2a6079827aae3febf6ca678f399b430ee9ca88b6ff95ef