Sep 02 00:47:43.927 INFO checking scan-0.1.0 against try#952c7dbfa2628309f557b367929ffc17af20b332 for pr-53851
Sep 02 00:47:43.927 INFO running: cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets
Sep 02 00:47:43.927 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53851/try#952c7dbfa2628309f557b367929ffc17af20b332:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-0/try#952c7dbfa2628309f557b367929ffc17af20b332:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 00:47:44.113 INFO blam! 4d474fe862f58ef7f80e48e2623ecfd7987bd148794735eaff9cfca1d73e74fe
Sep 02 00:47:44.115 INFO running `"docker" "start" "-a" "4d474fe862f58ef7f80e48e2623ecfd7987bd148794735eaff9cfca1d73e74fe"`
Sep 02 00:47:44.712 INFO kablam!     Checking scan v0.1.0 (file:///source)
Sep 02 00:47:45.116 INFO kablam! error[E0432]: unresolved import `std::io::Chars`
Sep 02 00:47:45.116 INFO kablam!  --> src/scan.rs:1:21
Sep 02 00:47:45.116 INFO kablam!   |
Sep 02 00:47:45.116 INFO kablam! 1 | use std::io::{Read, Chars, CharsError, BufReader};
Sep 02 00:47:45.116 INFO kablam!   |                     ^^^^^ no `Chars` in `io`
Sep 02 00:47:45.116 INFO kablam! 
Sep 02 00:47:45.117 INFO kablam! error[E0432]: unresolved import `std::io::CharsError`
Sep 02 00:47:45.117 INFO kablam!  --> src/scan.rs:1:28
Sep 02 00:47:45.117 INFO kablam!   |
Sep 02 00:47:45.117 INFO kablam! 1 | use std::io::{Read, Chars, CharsError, BufReader};
Sep 02 00:47:45.117 INFO kablam!   |                            ^^^^^^^^^^ no `CharsError` in `io`
Sep 02 00:47:45.117 INFO kablam! 
Sep 02 00:47:45.137 INFO kablam! error[E0412]: cannot find type `CharsError` in module `io`
Sep 02 00:47:45.137 INFO kablam!   --> src/scan.rs:51:27
Sep 02 00:47:45.137 INFO kablam!    |
Sep 02 00:47:45.137 INFO kablam! 51 | impl<F: FromStr> From<io::CharsError> for ScanError<F> {
Sep 02 00:47:45.137 INFO kablam!    |                           ^^^^^^^^^^ not found in `io`
Sep 02 00:47:45.137 INFO kablam! 
Sep 02 00:47:45.137 INFO kablam! error[E0412]: cannot find type `CharsError` in module `io`
Sep 02 00:47:45.137 INFO kablam!   --> src/scan.rs:52:20
Sep 02 00:47:45.137 INFO kablam!    |
Sep 02 00:47:45.137 INFO kablam! 52 |     fn from(e: io::CharsError) -> ScanError<F> { ScanError::Io(e) }
Sep 02 00:47:45.137 INFO kablam!    |                    ^^^^^^^^^^ not found in `io`
Sep 02 00:47:45.137 INFO kablam! 
Sep 02 00:47:45.140 INFO kablam! warning: unused import: `Display`
Sep 02 00:47:45.140 INFO kablam!  --> src/scan.rs:6:23
Sep 02 00:47:45.140 INFO kablam!   |
Sep 02 00:47:45.140 INFO kablam! 6 | use std::fmt::{Debug, Display};
Sep 02 00:47:45.140 INFO kablam!   |                       ^^^^^^^
Sep 02 00:47:45.140 INFO kablam!   |
Sep 02 00:47:45.140 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 02 00:47:45.140 INFO kablam! 
Sep 02 00:47:45.162 INFO kablam! error[E0207]: the type parameter `R` is not constrained by the impl trait, self type, or predicates
Sep 02 00:47:45.162 INFO kablam!    --> src/scan.rs:184:6
Sep 02 00:47:45.162 INFO kablam!     |
Sep 02 00:47:45.162 INFO kablam! 184 | impl<R: Read, F: Fn(&char) -> bool> Scanner<Chars<R>, F> {
Sep 02 00:47:45.162 INFO kablam!     |      ^ unconstrained type parameter
Sep 02 00:47:45.162 INFO kablam! 
Sep 02 00:47:45.162 INFO kablam! error[E0207]: the type parameter `R` is not constrained by the impl trait, self type, or predicates
Sep 02 00:47:45.162 INFO kablam!    --> src/scan.rs:203:6
Sep 02 00:47:45.162 INFO kablam!     |
Sep 02 00:47:45.162 INFO kablam! 203 | impl<R: Read> Scanner<Chars<R>, fn(&char) -> bool> {
Sep 02 00:47:45.162 INFO kablam!     |      ^ unconstrained type parameter
Sep 02 00:47:45.162 INFO kablam! 
Sep 02 00:47:45.163 INFO kablam! error: aborting due to 6 previous errors
Sep 02 00:47:45.163 INFO kablam! 
Sep 02 00:47:45.163 INFO kablam! Some errors occurred: E0207, E0412, E0432.
Sep 02 00:47:45.163 INFO kablam! For more information about an error, try `rustc --explain E0207`.
Sep 02 00:47:45.170 INFO kablam! error: Could not compile `scan`.
Sep 02 00:47:45.170 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 02 00:47:45.192 INFO kablam! error[E0432]: unresolved import `std::io::Chars`
Sep 02 00:47:45.192 INFO kablam!  --> src/scan.rs:1:21
Sep 02 00:47:45.192 INFO kablam!   |
Sep 02 00:47:45.192 INFO kablam! 1 | use std::io::{Read, Chars, CharsError, BufReader};
Sep 02 00:47:45.192 INFO kablam!   |                     ^^^^^ no `Chars` in `io`
Sep 02 00:47:45.192 INFO kablam! 
Sep 02 00:47:45.192 INFO kablam! error[E0432]: unresolved import `std::io::CharsError`
Sep 02 00:47:45.192 INFO kablam!  --> src/scan.rs:1:28
Sep 02 00:47:45.192 INFO kablam!   |
Sep 02 00:47:45.192 INFO kablam! 1 | use std::io::{Read, Chars, CharsError, BufReader};
Sep 02 00:47:45.192 INFO kablam!   |                            ^^^^^^^^^^ no `CharsError` in `io`
Sep 02 00:47:45.192 INFO kablam! 
Sep 02 00:47:45.213 INFO kablam! error[E0412]: cannot find type `CharsError` in module `io`
Sep 02 00:47:45.214 INFO kablam!   --> src/scan.rs:51:27
Sep 02 00:47:45.214 INFO kablam!    |
Sep 02 00:47:45.214 INFO kablam! 51 | impl<F: FromStr> From<io::CharsError> for ScanError<F> {
Sep 02 00:47:45.214 INFO kablam!    |                           ^^^^^^^^^^ not found in `io`
Sep 02 00:47:45.214 INFO kablam! 
Sep 02 00:47:45.214 INFO kablam! error[E0412]: cannot find type `CharsError` in module `io`
Sep 02 00:47:45.214 INFO kablam!   --> src/scan.rs:52:20
Sep 02 00:47:45.214 INFO kablam!    |
Sep 02 00:47:45.214 INFO kablam! 52 |     fn from(e: io::CharsError) -> ScanError<F> { ScanError::Io(e) }
Sep 02 00:47:45.214 INFO kablam!    |                    ^^^^^^^^^^ not found in `io`
Sep 02 00:47:45.214 INFO kablam! 
Sep 02 00:47:45.217 INFO kablam! warning: unused import: `Display`
Sep 02 00:47:45.217 INFO kablam!  --> src/scan.rs:6:23
Sep 02 00:47:45.217 INFO kablam!   |
Sep 02 00:47:45.217 INFO kablam! 6 | use std::fmt::{Debug, Display};
Sep 02 00:47:45.217 INFO kablam!   |                       ^^^^^^^
Sep 02 00:47:45.217 INFO kablam!   |
Sep 02 00:47:45.217 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 02 00:47:45.217 INFO kablam! 
Sep 02 00:47:45.240 INFO kablam! error[E0207]: the type parameter `R` is not constrained by the impl trait, self type, or predicates
Sep 02 00:47:45.240 INFO kablam!    --> src/scan.rs:184:6
Sep 02 00:47:45.240 INFO kablam!     |
Sep 02 00:47:45.240 INFO kablam! 184 | impl<R: Read, F: Fn(&char) -> bool> Scanner<Chars<R>, F> {
Sep 02 00:47:45.240 INFO kablam!     |      ^ unconstrained type parameter
Sep 02 00:47:45.240 INFO kablam! 
Sep 02 00:47:45.240 INFO kablam! error[E0207]: the type parameter `R` is not constrained by the impl trait, self type, or predicates
Sep 02 00:47:45.240 INFO kablam!    --> src/scan.rs:203:6
Sep 02 00:47:45.240 INFO kablam!     |
Sep 02 00:47:45.240 INFO kablam! 203 | impl<R: Read> Scanner<Chars<R>, fn(&char) -> bool> {
Sep 02 00:47:45.240 INFO kablam!     |      ^ unconstrained type parameter
Sep 02 00:47:45.240 INFO kablam! 
Sep 02 00:47:45.240 INFO kablam! error: aborting due to 6 previous errors
Sep 02 00:47:45.241 INFO kablam! 
Sep 02 00:47:45.241 INFO kablam! Some errors occurred: E0207, E0412, E0432.
Sep 02 00:47:45.241 INFO kablam! For more information about an error, try `rustc --explain E0207`.
Sep 02 00:47:45.248 INFO kablam! error: Could not compile `scan`.
Sep 02 00:47:45.248 INFO kablam! 
Sep 02 00:47:45.248 INFO kablam! To learn more, run the command again with --verbose.
Sep 02 00:47:45.250 INFO kablam! su: No module specific data is present
Sep 02 00:47:45.783 INFO running `"docker" "rm" "-f" "4d474fe862f58ef7f80e48e2623ecfd7987bd148794735eaff9cfca1d73e74fe"`
Sep 02 00:47:45.899 INFO blam! 4d474fe862f58ef7f80e48e2623ecfd7987bd148794735eaff9cfca1d73e74fe