[INFO] updating cached repository rjoydip/learn-rust [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/rjoydip/learn-rust [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/rjoydip/learn-rust" "work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/rjoydip/learn-rust"` [INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/rjoydip/learn-rust'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/rjoydip/learn-rust" "work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/rjoydip/learn-rust"` [INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/rjoydip/learn-rust'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 0e91f308ef5e3ecc09594c3d9db61be3dfe1b6f5 [INFO] sha for GitHub repo rjoydip/learn-rust: 0e91f308ef5e3ecc09594c3d9db61be3dfe1b6f5 [INFO] validating manifest of rjoydip/learn-rust on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of rjoydip/learn-rust on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing rjoydip/learn-rust [INFO] finished frobbing rjoydip/learn-rust [INFO] frobbed toml for rjoydip/learn-rust written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/rjoydip/learn-rust/Cargo.toml [INFO] started frobbing rjoydip/learn-rust [INFO] finished frobbing rjoydip/learn-rust [INFO] frobbed toml for rjoydip/learn-rust written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/rjoydip/learn-rust/Cargo.toml [INFO] crate rjoydip/learn-rust already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking rjoydip/learn-rust against try#8ec8125bea94852768b56958f05da47666c21ab0 for pr-62133 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-7/try#8ec8125bea94852768b56958f05da47666c21ab0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/rjoydip/learn-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=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" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] a80c3f0f81835b9256510b5f5dad6256f12dd8b9975eb3cf1cb90f56e8019815 [INFO] running `"docker" "start" "-a" "a80c3f0f81835b9256510b5f5dad6256f12dd8b9975eb3cf1cb90f56e8019815"` [INFO] [stderr] Checking learn_rust v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> examples/loop.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | / /** [INFO] [stderr] 31 | | * Break [INFO] [stderr] 32 | | **/ [INFO] [stderr] | |________^ [INFO] [stderr] 33 | let mut x = 0; [INFO] [stderr] | -------------- rustdoc does not generate documentation for statements [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_doc_comments)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> examples/loop.rs:65:5 [INFO] [stderr] | [INFO] [stderr] 65 | / /** [INFO] [stderr] 66 | | * Continue [INFO] [stderr] 67 | | **/ [INFO] [stderr] | |________^ [INFO] [stderr] 68 | / for i in 1..20 { [INFO] [stderr] 69 | | if i == 2 { [INFO] [stderr] 70 | | continue; [INFO] [stderr] 71 | | } [INFO] [stderr] 72 | | println!("Value of i is: {}", i); [INFO] [stderr] 73 | | } [INFO] [stderr] | |_____- rustdoc does not generate documentation for expressions [INFO] [stderr] [INFO] [stderr] error[E0428]: the name `main` is defined multiple times [INFO] [stderr] --> examples/owenership_borrowing.rs:21:1 [INFO] [stderr] | [INFO] [stderr] 4 | fn main() { [INFO] [stderr] | --------- previous definition of the value `main` here [INFO] [stderr] ... [INFO] [stderr] 21 | fn main() { [INFO] [stderr] | ^^^^^^^^^ `main` redefined here [INFO] [stderr] | [INFO] [stderr] = note: `main` must be defined only once in the value namespace of this module [INFO] [stderr] [INFO] [stderr] error[E0428]: the name `main` is defined multiple times [INFO] [stderr] --> examples/owenership_borrowing.rs:55:1 [INFO] [stderr] | [INFO] [stderr] 4 | fn main() { [INFO] [stderr] | --------- previous definition of the value `main` here [INFO] [stderr] ... [INFO] [stderr] 55 | fn main() { [INFO] [stderr] | ^^^^^^^^^ `main` redefined here [INFO] [stderr] | [INFO] [stderr] = note: `main` must be defined only once in the value namespace of this module [INFO] [stderr] [INFO] [stderr] error[E0428]: the name `main` is defined multiple times [INFO] [stderr] --> examples/owenership_borrowing.rs:74:1 [INFO] [stderr] | [INFO] [stderr] 4 | fn main() { [INFO] [stderr] | --------- previous definition of the value `main` here [INFO] [stderr] ... [INFO] [stderr] 74 | fn main() { [INFO] [stderr] | ^^^^^^^^^ `main` redefined here [INFO] [stderr] | [INFO] [stderr] = note: `main` must be defined only once in the value namespace of this module [INFO] [stderr] [INFO] [stderr] error[E0136]: multiple 'main' functions [INFO] [stderr] --> examples/owenership_borrowing.rs:21:1 [INFO] [stderr] | [INFO] [stderr] 21 | / fn main() { [INFO] [stderr] 22 | | let mut _v = Vec::new(); [INFO] [stderr] 23 | | for i in 1..10 { [INFO] [stderr] 24 | | _v.push(i); [INFO] [stderr] ... | [INFO] [stderr] 27 | | println!("Finihed"); [INFO] [stderr] 28 | | } [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] error[E0136]: multiple 'main' functions [INFO] [stderr] --> examples/owenership_borrowing.rs:55:1 [INFO] [stderr] | [INFO] [stderr] 55 | / fn main() { [INFO] [stderr] 56 | | let v = vec![1, 2, 3, 4, 5]; [INFO] [stderr] 57 | | [INFO] [stderr] 58 | | borrow1(&v); [INFO] [stderr] ... | [INFO] [stderr] 62 | | println!("Value of v (inside main fn): {:?}", v); [INFO] [stderr] 63 | | } [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] error[E0136]: multiple 'main' functions [INFO] [stderr] --> examples/owenership_borrowing.rs:74:1 [INFO] [stderr] | [INFO] [stderr] 74 | / fn main() { [INFO] [stderr] 75 | | let a = 1; [INFO] [stderr] 76 | | let b = 2; [INFO] [stderr] 77 | | let v = vec![1, 2, 1, 2, 1, 3, 4, 5, 3]; [INFO] [stderr] ... | [INFO] [stderr] 86 | | println!("Value of a and b is (inside main fn): {}, {}", a, b); [INFO] [stderr] 87 | | } [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] error: aborting due to 6 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0136, E0428. [INFO] [stderr] For more information about an error, try `rustc --explain E0136`. [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> examples/loop.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | let mut count = 5; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unreachable_code)] on by default [INFO] [stderr] [INFO] [stderr] error: Could not compile `learn_rust`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> examples/match.rs:46:10 [INFO] [stderr] | [INFO] [stderr] 46 | 4...7 => println!("In between 4...7: {}", a), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: #[warn(ellipsis_inclusive_range_patterns)] on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> examples/match.rs:61:15 [INFO] [stderr] | [INFO] [stderr] 61 | n @ 1 ... 10 => println!("Between 1 to 10 : {}", n), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> examples/match.rs:62:16 [INFO] [stderr] | [INFO] [stderr] 62 | n @ 11 ... 20 => println!("Between 11 to 20 : {}", n), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "a80c3f0f81835b9256510b5f5dad6256f12dd8b9975eb3cf1cb90f56e8019815"` [INFO] running `"docker" "rm" "-f" "a80c3f0f81835b9256510b5f5dad6256f12dd8b9975eb3cf1cb90f56e8019815"` [INFO] [stdout] a80c3f0f81835b9256510b5f5dad6256f12dd8b9975eb3cf1cb90f56e8019815