Dec 06 05:02:45.233 INFO testing boustrophedon/png-concealer against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 05:02:45.233 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt build --frozen" "-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"`
Dec 06 05:02:45.776 INFO [stdout] 94335f6ca5200882c6c07332695b9a85a5ca537b56486377f17f0df27bb36108
Dec 06 05:02:45.784 INFO running `"docker" "start" "-a" "94335f6ca5200882c6c07332695b9a85a5ca537b56486377f17f0df27bb36108"`
Dec 06 05:02:46.795 INFO [stderr] usermod: no changes
Dec 06 05:02:46.951 INFO [stderr]    Compiling syn v0.13.10
Dec 06 05:02:53.900 INFO [stderr]    Compiling structopt-derive v0.2.8
Dec 06 05:02:56.991 INFO [stderr]    Compiling structopt v0.2.8
Dec 06 05:02:57.892 INFO [stderr]    Compiling png-concealer v0.1.0 (/source)
Dec 06 05:02:59.026 INFO [stderr] warning: unused `#[macro_use]` import
Dec 06 05:02:59.026 INFO [stderr]  --> src/main.rs:5:1
Dec 06 05:02:59.026 INFO [stderr]   |
Dec 06 05:02:59.026 INFO [stderr] 5 | #[macro_use]
Dec 06 05:02:59.026 INFO [stderr]   | ^^^^^^^^^^^^
Dec 06 05:02:59.027 INFO [stderr]   |
Dec 06 05:02:59.027 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 05:02:59.027 INFO [stderr] 
Dec 06 05:02:59.160 INFO [stderr] warning: unused variable: `input_png`
Dec 06 05:02:59.160 INFO [stderr]    --> src/main.rs:109:16
Dec 06 05:02:59.160 INFO [stderr]     |
Dec 06 05:02:59.160 INFO [stderr] 109 | fn decode_file(input_png: PathBuf, output: PathBuf) {
Dec 06 05:02:59.160 INFO [stderr]     |                ^^^^^^^^^ help: consider using `_input_png` instead
Dec 06 05:02:59.160 INFO [stderr]     |
Dec 06 05:02:59.160 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 06 05:02:59.160 INFO [stderr] 
Dec 06 05:02:59.160 INFO [stderr] warning: unused variable: `output`
Dec 06 05:02:59.160 INFO [stderr]    --> src/main.rs:109:36
Dec 06 05:02:59.161 INFO [stderr]     |
Dec 06 05:02:59.161 INFO [stderr] 109 | fn decode_file(input_png: PathBuf, output: PathBuf) {
Dec 06 05:02:59.161 INFO [stderr]     |                                    ^^^^^^ help: consider using `_output` instead
Dec 06 05:02:59.161 INFO [stderr] 
Dec 06 05:02:59.188 INFO [stderr] warning: constant `max_length` should have an upper case name such as `MAX_LENGTH`
Dec 06 05:02:59.188 INFO [stderr]   --> src/main.rs:51:5
Dec 06 05:02:59.188 INFO [stderr]    |
Dec 06 05:02:59.188 INFO [stderr] 51 |     const max_length: usize = (1<<31) - 1; // as defined in png spec
Dec 06 05:02:59.188 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 05:02:59.188 INFO [stderr]    |
Dec 06 05:02:59.188 INFO [stderr]    = note: #[warn(non_upper_case_globals)] on by default
Dec 06 05:02:59.188 INFO [stderr] 
Dec 06 05:03:00.525 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.68s
Dec 06 05:03:00.525 INFO [stderr] su: No module specific data is present
Dec 06 05:03:01.302 INFO running `"docker" "inspect" "94335f6ca5200882c6c07332695b9a85a5ca537b56486377f17f0df27bb36108"`
Dec 06 05:03:01.582 INFO running `"docker" "rm" "-f" "94335f6ca5200882c6c07332695b9a85a5ca537b56486377f17f0df27bb36108"`
Dec 06 05:03:01.932 INFO [stdout] 94335f6ca5200882c6c07332695b9a85a5ca537b56486377f17f0df27bb36108
Dec 06 05:03:01.936 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen --no-run" "-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"`
Dec 06 05:03:02.376 INFO [stdout] cb58ccc01809a20264a590992d71479ad8c193b4fc1e38ed6eafadefed7cdec8
Dec 06 05:03:02.378 INFO running `"docker" "start" "-a" "cb58ccc01809a20264a590992d71479ad8c193b4fc1e38ed6eafadefed7cdec8"`
Dec 06 05:03:03.306 INFO [stderr] usermod: no changes
Dec 06 05:03:03.377 INFO [stderr]    Compiling png-concealer v0.1.0 (/source)
Dec 06 05:03:04.380 INFO [stderr] warning: unused `#[macro_use]` import
Dec 06 05:03:04.380 INFO [stderr]  --> src/main.rs:5:1
Dec 06 05:03:04.380 INFO [stderr]   |
Dec 06 05:03:04.380 INFO [stderr] 5 | #[macro_use]
Dec 06 05:03:04.380 INFO [stderr]   | ^^^^^^^^^^^^
Dec 06 05:03:04.380 INFO [stderr]   |
Dec 06 05:03:04.380 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 05:03:04.380 INFO [stderr] 
Dec 06 05:03:04.476 INFO [stderr] warning: unused variable: `input_png`
Dec 06 05:03:04.476 INFO [stderr]    --> src/main.rs:109:16
Dec 06 05:03:04.476 INFO [stderr]     |
Dec 06 05:03:04.476 INFO [stderr] 109 | fn decode_file(input_png: PathBuf, output: PathBuf) {
Dec 06 05:03:04.476 INFO [stderr]     |                ^^^^^^^^^ help: consider using `_input_png` instead
Dec 06 05:03:04.476 INFO [stderr]     |
Dec 06 05:03:04.476 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 06 05:03:04.476 INFO [stderr] 
Dec 06 05:03:04.476 INFO [stderr] warning: unused variable: `output`
Dec 06 05:03:04.476 INFO [stderr]    --> src/main.rs:109:36
Dec 06 05:03:04.476 INFO [stderr]     |
Dec 06 05:03:04.476 INFO [stderr] 109 | fn decode_file(input_png: PathBuf, output: PathBuf) {
Dec 06 05:03:04.476 INFO [stderr]     |                                    ^^^^^^ help: consider using `_output` instead
Dec 06 05:03:04.476 INFO [stderr] 
Dec 06 05:03:04.488 INFO [stderr] warning: constant `max_length` should have an upper case name such as `MAX_LENGTH`
Dec 06 05:03:04.488 INFO [stderr]   --> src/main.rs:51:5
Dec 06 05:03:04.488 INFO [stderr]    |
Dec 06 05:03:04.488 INFO [stderr] 51 |     const max_length: usize = (1<<31) - 1; // as defined in png spec
Dec 06 05:03:04.488 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 05:03:04.488 INFO [stderr]    |
Dec 06 05:03:04.488 INFO [stderr]    = note: #[warn(non_upper_case_globals)] on by default
Dec 06 05:03:04.488 INFO [stderr] 
Dec 06 05:03:04.797 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.47s
Dec 06 05:03:04.802 INFO [stderr] su: No module specific data is present
Dec 06 05:03:05.537 INFO running `"docker" "inspect" "cb58ccc01809a20264a590992d71479ad8c193b4fc1e38ed6eafadefed7cdec8"`
Dec 06 05:03:05.806 INFO running `"docker" "rm" "-f" "cb58ccc01809a20264a590992d71479ad8c193b4fc1e38ed6eafadefed7cdec8"`
Dec 06 05:03:06.152 INFO [stdout] cb58ccc01809a20264a590992d71479ad8c193b4fc1e38ed6eafadefed7cdec8
Dec 06 05:03:06.156 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen" "-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"`
Dec 06 05:03:06.501 INFO [stdout] 66d26876a085c94b52275dbb50747772b93c1625ef7113378087480ec440d004
Dec 06 05:03:06.507 INFO running `"docker" "start" "-a" "66d26876a085c94b52275dbb50747772b93c1625ef7113378087480ec440d004"`
Dec 06 05:03:07.500 INFO [stderr] usermod: no changes
Dec 06 05:03:07.580 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
Dec 06 05:03:07.592 INFO [stderr]      Running /target/debug/deps/png_concealer-0d070f5499d633c6
Dec 06 05:03:07.596 INFO [stdout] 
Dec 06 05:03:07.596 INFO [stdout] running 0 tests
Dec 06 05:03:07.596 INFO [stdout] 
Dec 06 05:03:07.596 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 05:03:07.596 INFO [stdout] 
Dec 06 05:03:07.600 INFO [stderr] su: No module specific data is present
Dec 06 05:03:08.022 INFO running `"docker" "inspect" "66d26876a085c94b52275dbb50747772b93c1625ef7113378087480ec440d004"`
Dec 06 05:03:08.272 INFO running `"docker" "rm" "-f" "66d26876a085c94b52275dbb50747772b93c1625ef7113378087480ec440d004"`
Dec 06 05:03:08.592 INFO [stdout] 66d26876a085c94b52275dbb50747772b93c1625ef7113378087480ec440d004