[INFO] cloning repository https://github.com/przemyslaw-rybarczyk/png
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/przemyslaw-rybarczyk/png" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprzemyslaw-rybarczyk%2Fpng", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprzemyslaw-rybarczyk%2Fpng'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c12d95cf63cf8396ec83b86cdef44751d1e42b28
[INFO] testing przemyslaw-rybarczyk/png against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprzemyslaw-rybarczyk%2Fpng" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/przemyslaw-rybarczyk/png on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/przemyslaw-rybarczyk/png
[INFO] finished tweaking git repo https://github.com/przemyslaw-rybarczyk/png
[INFO] tweaked toml for git repo https://github.com/przemyslaw-rybarczyk/png written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/przemyslaw-rybarczyk/png already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 550d9bba3461611aae154977187c1c555e508d5e6d1435b20797ad3014bfe1ec
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "550d9bba3461611aae154977187c1c555e508d5e6d1435b20797ad3014bfe1ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "550d9bba3461611aae154977187c1c555e508d5e6d1435b20797ad3014bfe1ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "550d9bba3461611aae154977187c1c555e508d5e6d1435b20797ad3014bfe1ec", kill_on_drop: false }`
[INFO] [stdout] 550d9bba3461611aae154977187c1c555e508d5e6d1435b20797ad3014bfe1ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b09a8fd361aaec819ed770c7ed091c1efcdd252575911c7af4d9e7246a6c3d00
[INFO] running `Command { std: "docker" "start" "-a" "b09a8fd361aaec819ed770c7ed091c1efcdd252575911c7af4d9e7246a6c3d00", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling sdl2-sys v0.34.3
[INFO] [stderr]    Compiling sdl2 v0.34.3
[INFO] [stderr]    Compiling png v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/filter.rs:129:25
[INFO] [stdout]     |
[INFO] [stdout] 129 |                         _ => std::todo!(),
[INFO] [stdout]     |                         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `length_code_interpretation` should have an upper case name
[INFO] [stdout]    --> src/zlib.rs:131:7
[INFO] [stdout]     |
[INFO] [stdout] 131 | const length_code_interpretation: [(usize, u8); 29] = [
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `LENGTH_CODE_INTERPRETATION`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `distance_code_interpretation` should have an upper case name
[INFO] [stdout]    --> src/zlib.rs:141:7
[INFO] [stdout]     |
[INFO] [stdout] 141 | const distance_code_interpretation: [(usize, u8); 30] = [
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `DISTANCE_CODE_INTERPRETATION`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.57s
[INFO] running `Command { std: "docker" "inspect" "b09a8fd361aaec819ed770c7ed091c1efcdd252575911c7af4d9e7246a6c3d00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b09a8fd361aaec819ed770c7ed091c1efcdd252575911c7af4d9e7246a6c3d00", kill_on_drop: false }`
[INFO] [stdout] b09a8fd361aaec819ed770c7ed091c1efcdd252575911c7af4d9e7246a6c3d00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6947c1611dc5a7b09d52468b8ffc16b4e97f7bc4289b07fa2d7e5c1c6b84e81c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6947c1611dc5a7b09d52468b8ffc16b4e97f7bc4289b07fa2d7e5c1c6b84e81c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling png v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/filter.rs:129:25
[INFO] [stdout]     |
[INFO] [stdout] 129 |                         _ => std::todo!(),
[INFO] [stdout]     |                         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `length_code_interpretation` should have an upper case name
[INFO] [stdout]    --> src/zlib.rs:131:7
[INFO] [stdout]     |
[INFO] [stdout] 131 | const length_code_interpretation: [(usize, u8); 29] = [
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `LENGTH_CODE_INTERPRETATION`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `distance_code_interpretation` should have an upper case name
[INFO] [stdout]    --> src/zlib.rs:141:7
[INFO] [stdout]     |
[INFO] [stdout] 141 | const distance_code_interpretation: [(usize, u8); 30] = [
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `DISTANCE_CODE_INTERPRETATION`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.45s
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6947c1611dc5a7b09d52468b8ffc16b4e97f7bc4289b07fa2d7e5c1c6b84e81c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6947c1611dc5a7b09d52468b8ffc16b4e97f7bc4289b07fa2d7e5c1c6b84e81c", kill_on_drop: false }`
[INFO] [stdout] 6947c1611dc5a7b09d52468b8ffc16b4e97f7bc4289b07fa2d7e5c1c6b84e81c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fdcbe2c391a50549c9631a859cb4770335e3809feee56b67da7a075c9dd2809c
[INFO] running `Command { std: "docker" "start" "-a" "fdcbe2c391a50549c9631a859cb4770335e3809feee56b67da7a075c9dd2809c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/filter.rs:129:25
[INFO] [stderr]     |
[INFO] [stderr] 129 |                         _ => std::todo!(),
[INFO] [stderr]     |                         ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `length_code_interpretation` should have an upper case name
[INFO] [stderr]    --> src/zlib.rs:131:7
[INFO] [stderr]     |
[INFO] [stderr] 131 | const length_code_interpretation: [(usize, u8); 29] = [
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `LENGTH_CODE_INTERPRETATION`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `distance_code_interpretation` should have an upper case name
[INFO] [stderr]    --> src/zlib.rs:141:7
[INFO] [stderr]     |
[INFO] [stderr] 141 | const distance_code_interpretation: [(usize, u8); 30] = [
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `DISTANCE_CODE_INTERPRETATION`
[INFO] [stderr] 
[INFO] [stderr] warning: `png` (bin "png" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.66s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/png-7006bc3e937133f2)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fdcbe2c391a50549c9631a859cb4770335e3809feee56b67da7a075c9dd2809c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdcbe2c391a50549c9631a859cb4770335e3809feee56b67da7a075c9dd2809c", kill_on_drop: false }`
[INFO] [stdout] fdcbe2c391a50549c9631a859cb4770335e3809feee56b67da7a075c9dd2809c