Oct 13 16:13:48.549 INFO checking debug-builders-0.1.0 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 16:13:48.549 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-4/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +4021bd0b3c5815b087d6db10ce461e7e4854ade7-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 13 16:13:48.872 INFO blam! f3440ef8f6762c5c2770a1035a59944215175a3b99b32a85c3d8ee0c2cc7d01e
Oct 13 16:13:48.876 INFO running `"docker" "start" "-a" "f3440ef8f6762c5c2770a1035a59944215175a3b99b32a85c3d8ee0c2cc7d01e"`
Oct 13 16:13:49.337 INFO kablam! usermod: no changes
Oct 13 16:13:49.368 INFO kablam!     Checking debug-builders v0.1.0 (/source)
Oct 13 16:13:49.831 INFO kablam! warning: use of deprecated item 'std::fmt::Formatter::flags': use the `sign_plus`, `sign_minus`, `alternate`, or `sign_aware_zero_pad` methods instead
Oct 13 16:13:49.831 INFO kablam!    --> src/lib.rs:115:18
Oct 13 16:13:49.831 INFO kablam!     |
Oct 13 16:13:49.831 INFO kablam! 115 |         self.fmt.flags() & ALTERNATE_MASK != 0
Oct 13 16:13:49.831 INFO kablam!     |                  ^^^^^
Oct 13 16:13:49.831 INFO kablam!     |
Oct 13 16:13:49.831 INFO kablam!     = note: #[warn(deprecated)] on by default
Oct 13 16:13:49.831 INFO kablam! 
Oct 13 16:13:49.836 INFO kablam! warning: use of deprecated item 'std::fmt::Formatter::flags': use the `sign_plus`, `sign_minus`, `alternate`, or `sign_aware_zero_pad` methods instead
Oct 13 16:13:49.836 INFO kablam!    --> src/lib.rs:175:18
Oct 13 16:13:49.836 INFO kablam!     |
Oct 13 16:13:49.836 INFO kablam! 175 |         self.fmt.flags() & ALTERNATE_MASK != 0
Oct 13 16:13:49.836 INFO kablam!     |                  ^^^^^
Oct 13 16:13:49.836 INFO kablam! 
Oct 13 16:13:49.840 INFO kablam! warning: use of deprecated item 'std::fmt::Formatter::flags': use the `sign_plus`, `sign_minus`, `alternate`, or `sign_aware_zero_pad` methods instead
Oct 13 16:13:49.840 INFO kablam!    --> src/lib.rs:207:18
Oct 13 16:13:49.840 INFO kablam!     |
Oct 13 16:13:49.840 INFO kablam! 207 |         self.fmt.flags() & ALTERNATE_MASK != 0
Oct 13 16:13:49.840 INFO kablam!     |                  ^^^^^
Oct 13 16:13:49.840 INFO kablam! 
Oct 13 16:13:49.847 INFO kablam! warning: use of deprecated item 'std::fmt::Formatter::flags': use the `sign_plus`, `sign_minus`, `alternate`, or `sign_aware_zero_pad` methods instead
Oct 13 16:13:49.847 INFO kablam!    --> src/lib.rs:321:18
Oct 13 16:13:49.847 INFO kablam!     |
Oct 13 16:13:49.847 INFO kablam! 321 |         self.fmt.flags() & ALTERNATE_MASK != 0
Oct 13 16:13:49.847 INFO kablam!     |                  ^^^^^
Oct 13 16:13:49.847 INFO kablam! 
Oct 13 16:13:49.847 INFO kablam! warning: unused import: `Write`
Oct 13 16:13:49.847 INFO kablam!   --> src/lib.rs:11:22
Oct 13 16:13:49.847 INFO kablam!    |
Oct 13 16:13:49.847 INFO kablam! 11 | use std::fmt::{self, Write};
Oct 13 16:13:49.847 INFO kablam!    |                      ^^^^^
Oct 13 16:13:49.847 INFO kablam!    |
Oct 13 16:13:49.847 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 13 16:13:49.847 INFO kablam! 
Oct 13 16:13:50.049 INFO kablam! warning: use of deprecated item 'std::fmt::Formatter::flags': use the `sign_plus`, `sign_minus`, `alternate`, or `sign_aware_zero_pad` methods instead
Oct 13 16:13:50.049 INFO kablam!    --> src/lib.rs:115:18
Oct 13 16:13:50.049 INFO kablam!     |
Oct 13 16:13:50.049 INFO kablam! 115 |         self.fmt.flags() & ALTERNATE_MASK != 0
Oct 13 16:13:50.049 INFO kablam!     |                  ^^^^^
Oct 13 16:13:50.049 INFO kablam!     |
Oct 13 16:13:50.049 INFO kablam!     = note: #[warn(deprecated)] on by default
Oct 13 16:13:50.049 INFO kablam! 
Oct 13 16:13:50.056 INFO kablam! warning: use of deprecated item 'std::fmt::Formatter::flags': use the `sign_plus`, `sign_minus`, `alternate`, or `sign_aware_zero_pad` methods instead
Oct 13 16:13:50.056 INFO kablam!    --> src/lib.rs:175:18
Oct 13 16:13:50.056 INFO kablam!     |
Oct 13 16:13:50.056 INFO kablam! 175 |         self.fmt.flags() & ALTERNATE_MASK != 0
Oct 13 16:13:50.056 INFO kablam!     |                  ^^^^^
Oct 13 16:13:50.056 INFO kablam! 
Oct 13 16:13:50.059 INFO kablam! warning: use of deprecated item 'std::fmt::Formatter::flags': use the `sign_plus`, `sign_minus`, `alternate`, or `sign_aware_zero_pad` methods instead
Oct 13 16:13:50.059 INFO kablam!    --> src/lib.rs:207:18
Oct 13 16:13:50.059 INFO kablam!     |
Oct 13 16:13:50.059 INFO kablam! 207 |         self.fmt.flags() & ALTERNATE_MASK != 0
Oct 13 16:13:50.059 INFO kablam!     |                  ^^^^^
Oct 13 16:13:50.059 INFO kablam! 
Oct 13 16:13:50.067 INFO kablam! warning: use of deprecated item 'std::fmt::Formatter::flags': use the `sign_plus`, `sign_minus`, `alternate`, or `sign_aware_zero_pad` methods instead
Oct 13 16:13:50.067 INFO kablam!    --> src/lib.rs:321:18
Oct 13 16:13:50.067 INFO kablam!     |
Oct 13 16:13:50.067 INFO kablam! 321 |         self.fmt.flags() & ALTERNATE_MASK != 0
Oct 13 16:13:50.067 INFO kablam!     |                  ^^^^^
Oct 13 16:13:50.067 INFO kablam! 
Oct 13 16:13:50.143 INFO kablam! warning: unused import: `Write`
Oct 13 16:13:50.143 INFO kablam!   --> src/lib.rs:11:22
Oct 13 16:13:50.143 INFO kablam!    |
Oct 13 16:13:50.143 INFO kablam! 11 | use std::fmt::{self, Write};
Oct 13 16:13:50.143 INFO kablam!    |                      ^^^^^
Oct 13 16:13:50.143 INFO kablam!    |
Oct 13 16:13:50.143 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 13 16:13:50.143 INFO kablam! 
Oct 13 16:13:50.288 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
Oct 13 16:13:50.290 INFO kablam! su: No module specific data is present
Oct 13 16:13:50.481 INFO running `"docker" "rm" "-f" "f3440ef8f6762c5c2770a1035a59944215175a3b99b32a85c3d8ee0c2cc7d01e"`
Oct 13 16:13:50.571 INFO blam! f3440ef8f6762c5c2770a1035a59944215175a3b99b32a85c3d8ee0c2cc7d01e