[INFO] updating cached repository LennyBoyatzis/snake-in-rust [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/LennyBoyatzis/snake-in-rust [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/LennyBoyatzis/snake-in-rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/LennyBoyatzis/snake-in-rust"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/LennyBoyatzis/snake-in-rust'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/LennyBoyatzis/snake-in-rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/LennyBoyatzis/snake-in-rust"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/LennyBoyatzis/snake-in-rust'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] ef4b7859478b959546eb4eedf5f0cc264ca3dbd2 [INFO] sha for GitHub repo LennyBoyatzis/snake-in-rust: ef4b7859478b959546eb4eedf5f0cc264ca3dbd2 [INFO] validating manifest of LennyBoyatzis/snake-in-rust 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 LennyBoyatzis/snake-in-rust 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 LennyBoyatzis/snake-in-rust [INFO] finished frobbing LennyBoyatzis/snake-in-rust [INFO] frobbed toml for LennyBoyatzis/snake-in-rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/LennyBoyatzis/snake-in-rust/Cargo.toml [INFO] started frobbing LennyBoyatzis/snake-in-rust [INFO] finished frobbing LennyBoyatzis/snake-in-rust [INFO] frobbed toml for LennyBoyatzis/snake-in-rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/LennyBoyatzis/snake-in-rust/Cargo.toml [INFO] crate LennyBoyatzis/snake-in-rust 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 LennyBoyatzis/snake-in-rust 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/LennyBoyatzis/snake-in-rust:/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] 6b13788d8d5315a6deb6636f170042d4eb66820888789aca97ad7ff6373c0329 [INFO] running `"docker" "start" "-a" "6b13788d8d5315a6deb6636f170042d4eb66820888789aca97ad7ff6373c0329"` [INFO] [stderr] Compiling rusttype v0.2.3 [INFO] [stderr] warning[E0311]: the parameter type `K` may not live long enough [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.3/src/support/bst/map.rs:81:19 [INFO] [stderr] | [INFO] [stderr] 81 | match node.force() { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = help: consider adding an explicit lifetime bound for `K` [INFO] [stderr] note: the parameter type `K` must be valid for the anonymous lifetime #1 defined on the function body at 77:9... [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.3/src/support/bst/map.rs:77:9 [INFO] [stderr] | [INFO] [stderr] 77 | / fn clone_subtree( [INFO] [stderr] 78 | | node: node::NodeRef) [INFO] [stderr] 79 | | -> BTreeMap { [INFO] [stderr] 80 | | [INFO] [stderr] ... | [INFO] [stderr] 136| | } [INFO] [stderr] 137| | } [INFO] [stderr] | |_________^ [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] warning[E0311]: the parameter type `V` may not live long enough [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.3/src/support/bst/map.rs:81:19 [INFO] [stderr] | [INFO] [stderr] 81 | match node.force() { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = help: consider adding an explicit lifetime bound for `V` [INFO] [stderr] note: the parameter type `V` must be valid for the anonymous lifetime #1 defined on the function body at 77:9... [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.3/src/support/bst/map.rs:77:9 [INFO] [stderr] | [INFO] [stderr] 77 | / fn clone_subtree( [INFO] [stderr] 78 | | node: node::NodeRef) [INFO] [stderr] 79 | | -> BTreeMap { [INFO] [stderr] 80 | | [INFO] [stderr] ... | [INFO] [stderr] 136| | } [INFO] [stderr] 137| | } [INFO] [stderr] | |_________^ [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] Compiling piston2d-graphics v0.24.0 [INFO] [stderr] Compiling piston2d-gfx_graphics v0.48.0 [INFO] [stderr] Compiling piston_window v0.75.0 [INFO] [stderr] Compiling snake-in-rust v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 18.86s [INFO] running `"docker" "inspect" "6b13788d8d5315a6deb6636f170042d4eb66820888789aca97ad7ff6373c0329"` [INFO] running `"docker" "rm" "-f" "6b13788d8d5315a6deb6636f170042d4eb66820888789aca97ad7ff6373c0329"` [INFO] [stdout] 6b13788d8d5315a6deb6636f170042d4eb66820888789aca97ad7ff6373c0329 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/LennyBoyatzis/snake-in-rust:/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] 66ae377da4917585d74d69a6872c5049b094e82b8c60c1af78c6cfadfc83b4fc [INFO] running `"docker" "start" "-a" "66ae377da4917585d74d69a6872c5049b094e82b8c60c1af78c6cfadfc83b4fc"` [INFO] [stderr] Compiling snake-in-rust v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.85s [INFO] running `"docker" "inspect" "66ae377da4917585d74d69a6872c5049b094e82b8c60c1af78c6cfadfc83b4fc"` [INFO] running `"docker" "rm" "-f" "66ae377da4917585d74d69a6872c5049b094e82b8c60c1af78c6cfadfc83b4fc"` [INFO] [stdout] 66ae377da4917585d74d69a6872c5049b094e82b8c60c1af78c6cfadfc83b4fc [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/LennyBoyatzis/snake-in-rust:/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] cc393ccfaf5a58bd4da1ff24b3122f544a9f35fbc93bef5283f8b1736eb4b1e6 [INFO] running `"docker" "start" "-a" "cc393ccfaf5a58bd4da1ff24b3122f544a9f35fbc93bef5283f8b1736eb4b1e6"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.13s [INFO] [stderr] Running /opt/crater/target/debug/deps/snake_in_rust-50a63e1ac2176227 [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" "cc393ccfaf5a58bd4da1ff24b3122f544a9f35fbc93bef5283f8b1736eb4b1e6"` [INFO] running `"docker" "rm" "-f" "cc393ccfaf5a58bd4da1ff24b3122f544a9f35fbc93bef5283f8b1736eb4b1e6"` [INFO] [stdout] cc393ccfaf5a58bd4da1ff24b3122f544a9f35fbc93bef5283f8b1736eb4b1e6