[INFO] updating cached repository uhyo/crypto-rc4-impl [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/uhyo/crypto-rc4-impl [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/uhyo/crypto-rc4-impl" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/uhyo/crypto-rc4-impl"` [INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/uhyo/crypto-rc4-impl'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/uhyo/crypto-rc4-impl" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/uhyo/crypto-rc4-impl"` [INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/uhyo/crypto-rc4-impl'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 0b83f75e5bae484445ca0dadadc0165203597ce7 [INFO] sha for GitHub repo uhyo/crypto-rc4-impl: 0b83f75e5bae484445ca0dadadc0165203597ce7 [INFO] validating manifest of uhyo/crypto-rc4-impl on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of uhyo/crypto-rc4-impl on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing uhyo/crypto-rc4-impl [INFO] finished frobbing uhyo/crypto-rc4-impl [INFO] frobbed toml for uhyo/crypto-rc4-impl written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/uhyo/crypto-rc4-impl/Cargo.toml [INFO] started frobbing uhyo/crypto-rc4-impl [INFO] finished frobbing uhyo/crypto-rc4-impl [INFO] frobbed toml for uhyo/crypto-rc4-impl written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/uhyo/crypto-rc4-impl/Cargo.toml [INFO] crate uhyo/crypto-rc4-impl already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking uhyo/crypto-rc4-impl against try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab for pr-63247 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-7/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/uhyo/crypto-rc4-impl:/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=forbid" "-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" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] a135efdc97c961f3fd0bb6db3e9a2b0fbab24d0f8842da5a860184aa4ff62d23 [INFO] running `"docker" "start" "-a" "a135efdc97c961f3fd0bb6db3e9a2b0fbab24d0f8842da5a860184aa4ff62d23"` [INFO] [stderr] Checking getopts v0.2.14 [INFO] [stderr] warning[E0503]: cannot use `state` because it was mutably borrowed [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/getopts-0.2.14/src/lib.rs:1008:33 [INFO] [stderr] | [INFO] [stderr] 955 | let mut machine = |cont: &mut bool, (i, c): (usize, char)| { [INFO] [stderr] | ---------------------------------------- borrow of `state` occurs here [INFO] [stderr] ... [INFO] [stderr] 959 | state = match (state, whitespace, limit) { [INFO] [stderr] | ----- borrow occurs due to use of `state` in closure [INFO] [stderr] ... [INFO] [stderr] 1008 | while cont && match state { B | C => true, A => false } { [INFO] [stderr] | ^ use of borrowed `state` [INFO] [stderr] 1009 | machine(&mut cont, (fake_i, ' ')); [INFO] [stderr] | ------- borrow later used here [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] Checking rc4impl v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/distribution.rs:5:22 [INFO] [stderr] | [INFO] [stderr] 5 | fn dist20(iter: &mut Iterator, result: &mut [Box<[i32; 256]>]){ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator` [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/distribution.rs:29:31 [INFO] [stderr] | [INFO] [stderr] 29 | fn dist_at(n: u32, iter: &mut Iterator, result: &mut [i32; 256]){ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator` [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `to_hex` in this scope [INFO] [stderr] --> src/lib.rs:29:19 [INFO] [stderr] | [INFO] [stderr] 29 | let hex = to_hex(&message); [INFO] [stderr] | ^^^^^^ not found in this scope [INFO] [stderr] help: possible candidate is found in another module, you can import it into scope [INFO] [stderr] | [INFO] [stderr] 15 | use hex::to_hex; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/distribution.rs:5:22 [INFO] [stderr] | [INFO] [stderr] 5 | fn dist20(iter: &mut Iterator, result: &mut [Box<[i32; 256]>]){ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator` [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/distribution.rs:29:31 [INFO] [stderr] | [INFO] [stderr] 29 | fn dist_at(n: u32, iter: &mut Iterator, result: &mut [i32; 256]){ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator` [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0425`. [INFO] [stderr] error: Could not compile `rc4impl`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "a135efdc97c961f3fd0bb6db3e9a2b0fbab24d0f8842da5a860184aa4ff62d23"` [INFO] running `"docker" "rm" "-f" "a135efdc97c961f3fd0bb6db3e9a2b0fbab24d0f8842da5a860184aa4ff62d23"` [INFO] [stdout] a135efdc97c961f3fd0bb6db3e9a2b0fbab24d0f8842da5a860184aa4ff62d23