Oct 27 07:23:16.365 INFO checking boustrophedon/png-concealer against try#19f01b935b91481fd445b16b533d2f87661bf12e for pr-55192-2
Oct 27 07:23:16.367 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-4/try#19f01b935b91481fd445b16b533d2f87661bf12e:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/pr-55192-2/try#19f01b935b91481fd445b16b533d2f87661bf12e:/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 +19f01b935b91481fd445b16b533d2f87661bf12e-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 27 07:23:16.987 INFO blam! 34a13e024e178f21ca06cd6512e4063edfdca52730e51c946bf7692ea95686c7
Oct 27 07:23:16.990 INFO running `"docker" "start" "-a" "34a13e024e178f21ca06cd6512e4063edfdca52730e51c946bf7692ea95686c7"`
Oct 27 07:23:18.487 INFO kablam! usermod: no changes
Oct 27 07:23:18.619 INFO kablam!     Checking png-concealer v0.1.0 (/source)
Oct 27 07:23:20.491 INFO kablam! warning: unused `#[macro_use]` import
Oct 27 07:23:20.491 INFO kablam!  --> src/main.rs:5:1
Oct 27 07:23:20.491 INFO kablam!   |
Oct 27 07:23:20.491 INFO kablam! 5 | #[macro_use]
Oct 27 07:23:20.491 INFO kablam!   | ^^^^^^^^^^^^
Oct 27 07:23:20.491 INFO kablam!   |
Oct 27 07:23:20.491 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 27 07:23:20.491 INFO kablam! 
Oct 27 07:23:20.730 INFO kablam! warning: unused variable: `input_png`
Oct 27 07:23:20.730 INFO kablam!    --> src/main.rs:109:16
Oct 27 07:23:20.730 INFO kablam!     |
Oct 27 07:23:20.730 INFO kablam! 109 | fn decode_file(input_png: PathBuf, output: PathBuf) {
Oct 27 07:23:20.730 INFO kablam!     |                ^^^^^^^^^ help: consider using `_input_png` instead
Oct 27 07:23:20.739 INFO kablam!     |
Oct 27 07:23:20.739 INFO kablam!     = note: #[warn(unused_variables)] on by default
Oct 27 07:23:20.743 INFO kablam! 
Oct 27 07:23:20.743 INFO kablam! warning: unused variable: `output`
Oct 27 07:23:20.743 INFO kablam!    --> src/main.rs:109:36
Oct 27 07:23:20.743 INFO kablam!     |
Oct 27 07:23:20.743 INFO kablam! 109 | fn decode_file(input_png: PathBuf, output: PathBuf) {
Oct 27 07:23:20.743 INFO kablam!     |                                    ^^^^^^ help: consider using `_output` instead
Oct 27 07:23:20.743 INFO kablam! 
Oct 27 07:23:20.758 INFO kablam! warning: unused `#[macro_use]` import
Oct 27 07:23:20.758 INFO kablam!  --> src/main.rs:5:1
Oct 27 07:23:20.758 INFO kablam!   |
Oct 27 07:23:20.758 INFO kablam! 5 | #[macro_use]
Oct 27 07:23:20.758 INFO kablam!   | ^^^^^^^^^^^^
Oct 27 07:23:20.758 INFO kablam!   |
Oct 27 07:23:20.760 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 27 07:23:20.760 INFO kablam! 
Oct 27 07:23:20.779 INFO kablam! warning: constant `max_length` should have an upper case name such as `MAX_LENGTH`
Oct 27 07:23:20.779 INFO kablam!   --> src/main.rs:51:5
Oct 27 07:23:20.780 INFO kablam!    |
Oct 27 07:23:20.780 INFO kablam! 51 |     const max_length: usize = (1<<31) - 1; // as defined in png spec
Oct 27 07:23:20.780 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 07:23:20.780 INFO kablam!    |
Oct 27 07:23:20.781 INFO kablam!    = note: #[warn(non_upper_case_globals)] on by default
Oct 27 07:23:20.781 INFO kablam! 
Oct 27 07:23:20.970 INFO kablam! warning: unused variable: `input_png`
Oct 27 07:23:20.970 INFO kablam!    --> src/main.rs:109:16
Oct 27 07:23:20.970 INFO kablam!     |
Oct 27 07:23:20.970 INFO kablam! 109 | fn decode_file(input_png: PathBuf, output: PathBuf) {
Oct 27 07:23:20.970 INFO kablam!     |                ^^^^^^^^^ help: consider using `_input_png` instead
Oct 27 07:23:20.971 INFO kablam!     |
Oct 27 07:23:20.971 INFO kablam!     = note: #[warn(unused_variables)] on by default
Oct 27 07:23:20.971 INFO kablam! 
Oct 27 07:23:20.971 INFO kablam! warning: unused variable: `output`
Oct 27 07:23:20.971 INFO kablam!    --> src/main.rs:109:36
Oct 27 07:23:20.971 INFO kablam!     |
Oct 27 07:23:20.971 INFO kablam! 109 | fn decode_file(input_png: PathBuf, output: PathBuf) {
Oct 27 07:23:20.972 INFO kablam!     |                                    ^^^^^^ help: consider using `_output` instead
Oct 27 07:23:20.972 INFO kablam! 
Oct 27 07:23:20.989 INFO kablam! warning: constant `max_length` should have an upper case name such as `MAX_LENGTH`
Oct 27 07:23:20.989 INFO kablam!   --> src/main.rs:51:5
Oct 27 07:23:20.989 INFO kablam!    |
Oct 27 07:23:20.989 INFO kablam! 51 |     const max_length: usize = (1<<31) - 1; // as defined in png spec
Oct 27 07:23:20.989 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 07:23:20.989 INFO kablam!    |
Oct 27 07:23:20.991 INFO kablam!    = note: #[warn(non_upper_case_globals)] on by default
Oct 27 07:23:20.992 INFO kablam! 
Oct 27 07:23:21.063 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.54s
Oct 27 07:23:21.072 INFO kablam! su: No module specific data is present
Oct 27 07:23:22.543 INFO running `"docker" "rm" "-f" "34a13e024e178f21ca06cd6512e4063edfdca52730e51c946bf7692ea95686c7"`
Oct 27 07:23:23.019 INFO blam! 34a13e024e178f21ca06cd6512e4063edfdca52730e51c946bf7692ea95686c7