Sep 06 00:27:36.737 INFO checking scan-0.1.0 against try#51ff957df5095d92d1d3d4682207ee8b7ad408a8 for pr-53854
Sep 06 00:27:36.737 INFO running: cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets
Sep 06 00:27:36.737 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-53854/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-5/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/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=1000" "-e" "CMD=cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 00:27:36.998 INFO blam! 2fb96edd143dbe03968ecae2d91b5c1bdd016d7d38b064c1ef137205711efb8f
Sep 06 00:27:37.000 INFO running `"docker" "start" "-a" "2fb96edd143dbe03968ecae2d91b5c1bdd016d7d38b064c1ef137205711efb8f"`
Sep 06 00:27:38.537 INFO kablam! usermod: no changes
Sep 06 00:27:38.595 INFO kablam!     Checking scan v0.1.0 (file:///source)
Sep 06 00:27:39.051 INFO kablam! error[E0432]: unresolved import `std::io::Chars`
Sep 06 00:27:39.051 INFO kablam!  --> src/scan.rs:1:21
Sep 06 00:27:39.051 INFO kablam!   |
Sep 06 00:27:39.051 INFO kablam! 1 | use std::io::{Read, Chars, CharsError, BufReader};
Sep 06 00:27:39.051 INFO kablam!   |                     ^^^^^ no `Chars` in `io`
Sep 06 00:27:39.051 INFO kablam! 
Sep 06 00:27:39.051 INFO kablam! error[E0432]: unresolved import `std::io::CharsError`
Sep 06 00:27:39.051 INFO kablam!  --> src/scan.rs:1:28
Sep 06 00:27:39.051 INFO kablam!   |
Sep 06 00:27:39.051 INFO kablam! 1 | use std::io::{Read, Chars, CharsError, BufReader};
Sep 06 00:27:39.051 INFO kablam!   |                            ^^^^^^^^^^ no `CharsError` in `io`
Sep 06 00:27:39.051 INFO kablam! 
Sep 06 00:27:39.064 INFO kablam! error[E0432]: unresolved import `std::io::Chars`
Sep 06 00:27:39.064 INFO kablam!  --> src/scan.rs:1:21
Sep 06 00:27:39.064 INFO kablam!   |
Sep 06 00:27:39.064 INFO kablam! 1 | use std::io::{Read, Chars, CharsError, BufReader};
Sep 06 00:27:39.064 INFO kablam!   |                     ^^^^^ no `Chars` in `io`
Sep 06 00:27:39.072 INFO kablam! error[E0412]: cannot find type `CharsError` in module `io`
Sep 06 00:27:39.072 INFO kablam!   --> src/scan.rs:51:27
Sep 06 00:27:39.072 INFO kablam!    |
Sep 06 00:27:39.072 INFO kablam! 51 | impl<F: FromStr> From<io::CharsError> for ScanError<F> {
Sep 06 00:27:39.072 INFO kablam!    |                           ^^^^^^^^^^ not found in `io`
Sep 06 00:27:39.072 INFO kablam! 
Sep 06 00:27:39.072 INFO kablam! error[E0432]: unresolved import `std::io::CharsError`
Sep 06 00:27:39.072 INFO kablam!  --> src/scan.rs:1:28
Sep 06 00:27:39.072 INFO kablam!   |
Sep 06 00:27:39.073 INFO kablam! 1 | use std::io::{Read, Chars, CharsError, BufReader};
Sep 06 00:27:39.073 INFO kablam!   |                            ^^^^^^^^^^ no `CharsError` in `io`
Sep 06 00:27:39.073 INFO kablam! 
Sep 06 00:27:39.082 INFO kablam! 
Sep 06 00:27:39.082 INFO kablam! error[E0412]: cannot find type `CharsError` in module `io`
Sep 06 00:27:39.082 INFO kablam!   --> src/scan.rs:52:20
Sep 06 00:27:39.082 INFO kablam!    |
Sep 06 00:27:39.082 INFO kablam! 52 |     fn from(e: io::CharsError) -> ScanError<F> { ScanError::Io(e) }
Sep 06 00:27:39.082 INFO kablam!    |                    ^^^^^^^^^^ not found in `io`
Sep 06 00:27:39.082 INFO kablam! 
Sep 06 00:27:39.084 INFO kablam! warning: unused import: `Display`
Sep 06 00:27:39.084 INFO kablam!  --> src/scan.rs:6:23
Sep 06 00:27:39.084 INFO kablam!   |
Sep 06 00:27:39.084 INFO kablam! 6 | use std::fmt::{Debug, Display};
Sep 06 00:27:39.084 INFO kablam!   |                       ^^^^^^^
Sep 06 00:27:39.084 INFO kablam!   |
Sep 06 00:27:39.084 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 06 00:27:39.084 INFO kablam! 
Sep 06 00:27:39.103 INFO kablam! error[E0412]: cannot find type `CharsError` in module `io`
Sep 06 00:27:39.104 INFO kablam!   --> src/scan.rs:51:27
Sep 06 00:27:39.104 INFO kablam!    |
Sep 06 00:27:39.104 INFO kablam! 51 | impl<F: FromStr> From<io::CharsError> for ScanError<F> {
Sep 06 00:27:39.104 INFO kablam!    |                           ^^^^^^^^^^ not found in `io`
Sep 06 00:27:39.104 INFO kablam! 
Sep 06 00:27:39.104 INFO kablam! error[E0412]: cannot find type `CharsError` in module `io`
Sep 06 00:27:39.104 INFO kablam!   --> src/scan.rs:52:20
Sep 06 00:27:39.104 INFO kablam!    |
Sep 06 00:27:39.104 INFO kablam! 52 |     fn from(e: io::CharsError) -> ScanError<F> { ScanError::Io(e) }
Sep 06 00:27:39.104 INFO kablam!    |                    ^^^^^^^^^^ not found in `io`
Sep 06 00:27:39.104 INFO kablam! 
Sep 06 00:27:39.107 INFO kablam! warning: unused import: `Display`
Sep 06 00:27:39.107 INFO kablam!  --> src/scan.rs:6:23
Sep 06 00:27:39.107 INFO kablam!   |
Sep 06 00:27:39.107 INFO kablam! 6 | use std::fmt::{Debug, Display};
Sep 06 00:27:39.107 INFO kablam!   |                       ^^^^^^^
Sep 06 00:27:39.107 INFO kablam!   |
Sep 06 00:27:39.107 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 06 00:27:39.107 INFO kablam! 
Sep 06 00:27:39.111 INFO kablam! error[E0207]: the type parameter `R` is not constrained by the impl trait, self type, or predicates
Sep 06 00:27:39.111 INFO kablam!    --> src/scan.rs:184:6
Sep 06 00:27:39.111 INFO kablam!     |
Sep 06 00:27:39.111 INFO kablam! 184 | impl<R: Read, F: Fn(&char) -> bool> Scanner<Chars<R>, F> {
Sep 06 00:27:39.111 INFO kablam!     |      ^ unconstrained type parameter
Sep 06 00:27:39.111 INFO kablam! 
Sep 06 00:27:39.130 INFO kablam! error[E0207]: the type parameter `R` is not constrained by the impl trait, self type, or predicates
Sep 06 00:27:39.130 INFO kablam!    --> src/scan.rs:184:6
Sep 06 00:27:39.130 INFO kablam!     |
Sep 06 00:27:39.130 INFO kablam! 184 | impl<R: Read, F: Fn(&char) -> bool> Scanner<Chars<R>, F> {
Sep 06 00:27:39.130 INFO kablam!     |      ^ unconstrained type parameter
Sep 06 00:27:39.130 INFO kablam! 
Sep 06 00:27:39.130 INFO kablam! error[E0207]: the type parameter `R` is not constrained by the impl trait, self type, or predicates
Sep 06 00:27:39.130 INFO kablam!    --> src/scan.rs:203:6
Sep 06 00:27:39.130 INFO kablam!     |
Sep 06 00:27:39.130 INFO kablam! 203 | impl<R: Read> Scanner<Chars<R>, fn(&char) -> bool> {
Sep 06 00:27:39.130 INFO kablam!     |      ^ unconstrained type parameter
Sep 06 00:27:39.130 INFO kablam! 
Sep 06 00:27:39.130 INFO kablam! error[E0207]: the type parameter `R` is not constrained by the impl trait, self type, or predicates
Sep 06 00:27:39.130 INFO kablam!    --> src/scan.rs:203:6
Sep 06 00:27:39.130 INFO kablam!     |
Sep 06 00:27:39.130 INFO kablam! 203 | impl<R: Read> Scanner<Chars<R>, fn(&char) -> bool> {
Sep 06 00:27:39.130 INFO kablam!     |      ^ unconstrained type parameter
Sep 06 00:27:39.130 INFO kablam! 
Sep 06 00:27:39.131 INFO kablam! error: aborting due to 6 previous errors
Sep 06 00:27:39.131 INFO kablam! 
Sep 06 00:27:39.131 INFO kablam! Some errors occurred: E0207, E0412, E0432.
Sep 06 00:27:39.131 INFO kablam! For more information about an error, try `rustc --explain E0207`.
Sep 06 00:27:39.138 INFO kablam! error: Could not compile `scan`.
Sep 06 00:27:39.138 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 06 00:27:39.138 INFO kablam! error: aborting due to 6 previous errors
Sep 06 00:27:39.138 INFO kablam! 
Sep 06 00:27:39.138 INFO kablam! Some errors occurred: E0207, E0412, E0432.
Sep 06 00:27:39.138 INFO kablam! For more information about an error, try `rustc --explain E0207`.
Sep 06 00:27:39.144 INFO kablam! error: Could not compile `scan`.
Sep 06 00:27:39.144 INFO kablam! 
Sep 06 00:27:39.144 INFO kablam! To learn more, run the command again with --verbose.
Sep 06 00:27:39.145 INFO kablam! su: No module specific data is present
Sep 06 00:27:40.372 INFO running `"docker" "rm" "-f" "2fb96edd143dbe03968ecae2d91b5c1bdd016d7d38b064c1ef137205711efb8f"`
Sep 06 00:27:40.484 INFO blam! 2fb96edd143dbe03968ecae2d91b5c1bdd016d7d38b064c1ef137205711efb8f