[INFO] cloning repository https://github.com/FrankYang4/learning-rust [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FrankYang4/learning-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFrankYang4%2Flearning-rust"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFrankYang4%2Flearning-rust'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 17008ef4e40720b3cc35879685621cb06d8b553b [INFO] checking FrankYang4/learning-rust against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFrankYang4%2Flearning-rust" "/workspace/builds/worker-10/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/FrankYang4/learning-rust on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/FrankYang4/learning-rust [INFO] finished tweaking git repo https://github.com/FrankYang4/learning-rust [INFO] tweaked toml for git repo https://github.com/FrankYang4/learning-rust written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/FrankYang4/learning-rust already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ccebf721f8d87bbe1010bcb7eebf3b428ecb350bf38fa3b887d9cd45e0d31a92 [INFO] running `"docker" "start" "-a" "ccebf721f8d87bbe1010bcb7eebf3b428ecb350bf38fa3b887d9cd45e0d31a92"` [INFO] [stderr] Checking learning_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: unexpected token: `...` [INFO] [stderr] --> examples/for_loop.rs:3:15 [INFO] [stderr] | [INFO] [stderr] 3 | for i in 0...10 { [INFO] [stderr] | ^^^ [INFO] [stderr] help: use `..` for an exclusive range [INFO] [stderr] | [INFO] [stderr] 3 | for i in 0..10 { [INFO] [stderr] | ^^ [INFO] [stderr] help: or `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] 3 | for i in 0..=10 { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> examples/vec.rs:23:13 [INFO] [stderr] | [INFO] [stderr] 23 | let mut v5 = &mut v4; [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> examples/match_pattern.rs:26:14 [INFO] [stderr] | [INFO] [stderr] 26 | d @ 1...5 => println!("weekday {}", d), [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] error: unexpected token: `...` [INFO] [stderr] --> examples/array.rs:10:21 [INFO] [stderr] | [INFO] [stderr] 10 | &arr2[1...2]); [INFO] [stderr] | ^^^ [INFO] [stderr] help: use `..` for an exclusive range [INFO] [stderr] | [INFO] [stderr] 10 | &arr2[1..2]); [INFO] [stderr] | ^^ [INFO] [stderr] help: or `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] 10 | &arr2[1..=2]); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: floating-point types cannot be used in patterns [INFO] [stderr] --> examples/match_pattern.rs:9:10 [INFO] [stderr] | [INFO] [stderr] 9 | (1.2, y) => println!("x is 1.2, y is {}", y), [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(illegal_floating_point_literal_pattern)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #41620 [INFO] [stderr] [INFO] [stderr] warning: floating-point types cannot be used in patterns [INFO] [stderr] --> examples/match_pattern.rs:10:13 [INFO] [stderr] | [INFO] [stderr] 10 | (x, 4.3) => println!("x is {}, y is 4.3", x), [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #41620 [INFO] [stderr] [INFO] [stderr] warning: floating-point types cannot be used in patterns [INFO] [stderr] --> examples/match_pattern.rs:9:10 [INFO] [stderr] | [INFO] [stderr] 9 | (1.2, y) => println!("x is 1.2, y is {}", y), [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #41620 [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] error: could not compile `learning_rust`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] error: could not compile `learning_rust`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "ccebf721f8d87bbe1010bcb7eebf3b428ecb350bf38fa3b887d9cd45e0d31a92"` [INFO] running `"docker" "rm" "-f" "ccebf721f8d87bbe1010bcb7eebf3b428ecb350bf38fa3b887d9cd45e0d31a92"` [INFO] [stdout] ccebf721f8d87bbe1010bcb7eebf3b428ecb350bf38fa3b887d9cd45e0d31a92