[INFO] updating cached repository PinkNoize/framebuffer-manager [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/PinkNoize/framebuffer-manager [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/PinkNoize/framebuffer-manager" "work/ex/beta-1.38-1/sources/1.37.0/gh/PinkNoize/framebuffer-manager"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/PinkNoize/framebuffer-manager'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/PinkNoize/framebuffer-manager" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/PinkNoize/framebuffer-manager"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/PinkNoize/framebuffer-manager'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 159a14bb258988bb8ba4611029a0d341e6f5ea4a [INFO] sha for GitHub repo PinkNoize/framebuffer-manager: 159a14bb258988bb8ba4611029a0d341e6f5ea4a [INFO] validating manifest of PinkNoize/framebuffer-manager on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of PinkNoize/framebuffer-manager on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing PinkNoize/framebuffer-manager [INFO] finished frobbing PinkNoize/framebuffer-manager [INFO] frobbed toml for PinkNoize/framebuffer-manager written to work/ex/beta-1.38-1/sources/1.37.0/gh/PinkNoize/framebuffer-manager/Cargo.toml [INFO] started frobbing PinkNoize/framebuffer-manager [INFO] finished frobbing PinkNoize/framebuffer-manager [INFO] frobbed toml for PinkNoize/framebuffer-manager written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/PinkNoize/framebuffer-manager/Cargo.toml [INFO] crate PinkNoize/framebuffer-manager already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing PinkNoize/framebuffer-manager against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/PinkNoize/framebuffer-manager:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 584dd407b8f29aced83615a5bc2fa9ba5526418ea1b0c800e3d873fb9c2d8224 [INFO] running `"docker" "start" "-a" "584dd407b8f29aced83615a5bc2fa9ba5526418ea1b0c800e3d873fb9c2d8224"` [INFO] [stderr] Compiling memmap v0.5.2 [INFO] [stderr] Compiling framebuffer v0.1.8 [INFO] [stderr] Compiling framebuffer-manager v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.07s [INFO] running `"docker" "inspect" "584dd407b8f29aced83615a5bc2fa9ba5526418ea1b0c800e3d873fb9c2d8224"` [INFO] running `"docker" "rm" "-f" "584dd407b8f29aced83615a5bc2fa9ba5526418ea1b0c800e3d873fb9c2d8224"` [INFO] [stdout] 584dd407b8f29aced83615a5bc2fa9ba5526418ea1b0c800e3d873fb9c2d8224 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/PinkNoize/framebuffer-manager:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 8a64007590026e0e7678b6edc7f558d58c345dc3f1eb719d1eed7b2739a979c3 [INFO] running `"docker" "start" "-a" "8a64007590026e0e7678b6edc7f558d58c345dc3f1eb719d1eed7b2739a979c3"` [INFO] [stderr] Compiling framebuffer-manager v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `win` [INFO] [stderr] --> src/lib.rs:261:11 [INFO] [stderr] | [INFO] [stderr] 261 | let mut win = &mut fm.windows[0]; [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_win` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:261:7 [INFO] [stderr] | [INFO] [stderr] 261 | let mut win = &mut fm.windows[0]; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.26s [INFO] running `"docker" "inspect" "8a64007590026e0e7678b6edc7f558d58c345dc3f1eb719d1eed7b2739a979c3"` [INFO] running `"docker" "rm" "-f" "8a64007590026e0e7678b6edc7f558d58c345dc3f1eb719d1eed7b2739a979c3"` [INFO] [stdout] 8a64007590026e0e7678b6edc7f558d58c345dc3f1eb719d1eed7b2739a979c3 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/PinkNoize/framebuffer-manager:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 38aeeec661a7abf0893d5002561aba206beb2c7086ac33ce3e8c5a9e77263184 [INFO] running `"docker" "start" "-a" "38aeeec661a7abf0893d5002561aba206beb2c7086ac33ce3e8c5a9e77263184"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/crater/target/debug/deps/framebuffer_manager-c7d981fceaa3168b [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::single_square ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::single_square stdout ---- [INFO] [stdout] thread 'tests::single_square' panicked at 'called `Result::unwrap()` on an `Err` value: FramebufferError { kind: IoError, details: "entity not found" }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55753fafb2ab - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55753fafb2ab - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55753fafb2ab - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55753fafb2ab - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55753fafb2ab - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55753fafaf1a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55753fafba20 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55753fafb5a2 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55753fafb486 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55753fb1148d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55753faab063 - core::result::unwrap_failed::ha99a7e1fdc439bdb [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x55753faab758 - core::result::Result::unwrap::h68bf479bdf711d2a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x55753faa4fcf - framebuffer_manager::FBmanager::new::h9cd0d4d5c144c8de [INFO] [stdout] at src/lib.rs:168 [INFO] [stdout] 13: 0x55753faa9b16 - framebuffer_manager::tests::single_square::hc3a7844d29fe700d [INFO] [stdout] at src/lib.rs:260 [INFO] [stdout] 14: 0x55753faa99ea - framebuffer_manager::tests::single_square::{{closure}}::h6d5bb145f55d78b4 [INFO] [stdout] at src/lib.rs:252 [INFO] [stdout] 15: 0x55753faa6a5e - core::ops::function::FnOnce::call_once::h166c68946abb4d3f [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x55753fab7cbf - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 17: 0x55753fafdfaa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x55753fad22b8 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x55753fad22b8 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x55753fad22b8 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 21: 0x55753faad135 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x55753fab11f5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x55753fab11f5 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x55753fab11f5 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x55753fafdfaa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 26: 0x55753fab18f2 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x55753fab18f2 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x55753fab18f2 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x55753fab18f2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x55753faf0edf - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x55753fafd700 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 32: 0x55753fafd700 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x55753fafd700 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7f2eb1ba44a4 - start_thread [INFO] [stdout] 35: 0x7f2eb16cfd0f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::single_square [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `"docker" "inspect" "38aeeec661a7abf0893d5002561aba206beb2c7086ac33ce3e8c5a9e77263184"` [INFO] running `"docker" "rm" "-f" "38aeeec661a7abf0893d5002561aba206beb2c7086ac33ce3e8c5a9e77263184"` [INFO] [stdout] 38aeeec661a7abf0893d5002561aba206beb2c7086ac33ce3e8c5a9e77263184