[INFO] updating cached repository https://github.com/Jasperav/imagebufferrust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2a41f507b0f9d51a8dbd55689a76db972a9c5e34
[INFO] testing Jasperav/imagebufferrust against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJasperav%2Fimagebufferrust" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Jasperav/imagebufferrust on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Jasperav/imagebufferrust
[INFO] finished tweaking git repo https://github.com/Jasperav/imagebufferrust
[INFO] tweaked toml for git repo https://github.com/Jasperav/imagebufferrust written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/Jasperav/imagebufferrust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ef77d89fbc289c9f5fef442722625c67d49ca9411b15d0437d1b57af6c8c615b
[INFO] running `"docker" "start" "-a" "ef77d89fbc289c9f5fef442722625c67d49ca9411b15d0437d1b57af6c8c615b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling tiff v0.4.0
[INFO] [stderr]    Compiling png v0.15.2
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.18
[INFO] [stderr]    Compiling image v0.23.0-preview.0
[INFO] [stderr]    Compiling imagebufferrust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `converted`
[INFO] [stderr]  --> src/main.rs:6:13
[INFO] [stderr]   |
[INFO] [stderr] 6 |         let converted = image::load_from_memory(&pixels);
[INFO] [stderr]   |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_converted`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `converted_with_format`
[INFO] [stderr]  --> src/main.rs:7:13
[INFO] [stderr]   |
[INFO] [stderr] 7 |         let converted_with_format = image::load_from_memory_with_format(&pixels, ImageFormat::Png).unwrap();
[INFO] [stderr]   |             ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_converted_with_format`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `converted`
[INFO] [stderr]   --> src/main.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 12 |         let converted = image::load_from_memory(&pixels);
[INFO] [stderr]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_converted`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `converted_with_format`
[INFO] [stderr]   --> src/main.rs:13:13
[INFO] [stderr]    |
[INFO] [stderr] 13 |         let converted_with_format = image::load_from_memory_with_format(&pixels, ImageFormat::Jpeg).unwrap();
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_converted_with_format`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.42s
[INFO] running `"docker" "inspect" "ef77d89fbc289c9f5fef442722625c67d49ca9411b15d0437d1b57af6c8c615b"`
[INFO] running `"docker" "rm" "-f" "ef77d89fbc289c9f5fef442722625c67d49ca9411b15d0437d1b57af6c8c615b"`
[INFO] [stdout] ef77d89fbc289c9f5fef442722625c67d49ca9411b15d0437d1b57af6c8c615b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3307cb57111d1fe0256e7fd89aed9c20eccf1b7d3cba8cee38133b71b2b325ff
[INFO] running `"docker" "start" "-a" "3307cb57111d1fe0256e7fd89aed9c20eccf1b7d3cba8cee38133b71b2b325ff"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling imagebufferrust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `converted`
[INFO] [stderr]  --> src/main.rs:6:13
[INFO] [stderr]   |
[INFO] [stderr] 6 |         let converted = image::load_from_memory(&pixels);
[INFO] [stderr]   |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_converted`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `converted_with_format`
[INFO] [stderr]  --> src/main.rs:7:13
[INFO] [stderr]   |
[INFO] [stderr] 7 |         let converted_with_format = image::load_from_memory_with_format(&pixels, ImageFormat::Png).unwrap();
[INFO] [stderr]   |             ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_converted_with_format`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `converted`
[INFO] [stderr]   --> src/main.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 12 |         let converted = image::load_from_memory(&pixels);
[INFO] [stderr]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_converted`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `converted_with_format`
[INFO] [stderr]   --> src/main.rs:13:13
[INFO] [stderr]    |
[INFO] [stderr] 13 |         let converted_with_format = image::load_from_memory_with_format(&pixels, ImageFormat::Jpeg).unwrap();
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_converted_with_format`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `"docker" "inspect" "3307cb57111d1fe0256e7fd89aed9c20eccf1b7d3cba8cee38133b71b2b325ff"`
[INFO] running `"docker" "rm" "-f" "3307cb57111d1fe0256e7fd89aed9c20eccf1b7d3cba8cee38133b71b2b325ff"`
[INFO] [stdout] 3307cb57111d1fe0256e7fd89aed9c20eccf1b7d3cba8cee38133b71b2b325ff
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stdout] cd76047ed979b658481d2132f8817f7e61709a8d82ee11ce66cbb4a383e6dce1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "cd76047ed979b658481d2132f8817f7e61709a8d82ee11ce66cbb4a383e6dce1"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused variable: `converted`
[INFO] [stderr]  --> src/main.rs:6:13
[INFO] [stderr]   |
[INFO] [stderr] 6 |         let converted = image::load_from_memory(&pixels);
[INFO] [stderr]   |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_converted`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `converted_with_format`
[INFO] [stderr]  --> src/main.rs:7:13
[INFO] [stderr]   |
[INFO] [stderr] 7 |         let converted_with_format = image::load_from_memory_with_format(&pixels, ImageFormat::Png).unwrap();
[INFO] [stderr]   |             ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_converted_with_format`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `converted`
[INFO] [stderr]   --> src/main.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 12 |         let converted = image::load_from_memory(&pixels);
[INFO] [stderr]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_converted`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `converted_with_format`
[INFO] [stderr]   --> src/main.rs:13:13
[INFO] [stderr]    |
[INFO] [stderr] 13 |         let converted_with_format = image::load_from_memory_with_format(&pixels, ImageFormat::Jpeg).unwrap();
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_converted_with_format`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/imagebufferrust-93d328c52bcfa913
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "cd76047ed979b658481d2132f8817f7e61709a8d82ee11ce66cbb4a383e6dce1"`
[INFO] running `"docker" "rm" "-f" "cd76047ed979b658481d2132f8817f7e61709a8d82ee11ce66cbb4a383e6dce1"`
[INFO] [stdout] cd76047ed979b658481d2132f8817f7e61709a8d82ee11ce66cbb4a383e6dce1