[INFO] updating cached repository https://github.com/ericrobolson/RMercury [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] 19f9bc01ef80b4f130c21bf44e78fc751bdc212b [INFO] testing ericrobolson/RMercury against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericrobolson%2FRMercury" "/workspace/builds/worker-7/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ericrobolson/RMercury on toolchain 28742a1146f10a4f09369baad027a464acb7a766 [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/ericrobolson/RMercury [INFO] removed 0 missing examples [INFO] finished tweaking git repo https://github.com/ericrobolson/RMercury [INFO] tweaked toml for git repo https://github.com/ericrobolson/RMercury written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/ericrobolson/RMercury already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "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] 8756068dadea9980fab7780e03d9846b5d9679f594fd5dc884cccb8ca31e2b30 [INFO] running `"docker" "start" "-a" "8756068dadea9980fab7780e03d9846b5d9679f594fd5dc884cccb8ca31e2b30"` [INFO] [stderr] Compiling syn v1.0.15 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling rustversion v1.0.2 [INFO] [stderr] Compiling time-macros-impl v0.1.0 [INFO] [stderr] Compiling time-macros v0.1.0 [INFO] [stderr] Compiling time v0.2.7 [INFO] [stderr] Compiling rmercury v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `inputs` [INFO] [stderr] --> src/rmercury_channel.rs:29:41 [INFO] [stderr] | [INFO] [stderr] 29 | pub fn queue_local_input(&mut self, inputs: &Vec>) { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_inputs` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `input_bits` [INFO] [stderr] --> src/rmercury_input.rs:49:13 [INFO] [stderr] | [INFO] [stderr] 49 | let input_bits = self.input.to_bits(); [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_input_bits` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `frame` [INFO] [stderr] --> src/rmercury_input.rs:56:13 [INFO] [stderr] | [INFO] [stderr] 56 | let frame = 0; //TODO: deserialize frame [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_frame` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `input_bits` [INFO] [stderr] --> src/rmercury_input.rs:57:13 [INFO] [stderr] | [INFO] [stderr] 57 | let input_bits = false; //TODO: deserialize inputs; [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_input_bits` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `bytes` [INFO] [stderr] --> src/rmercury_input.rs:55:18 [INFO] [stderr] | [INFO] [stderr] 55 | fn from_bits(bytes: Vec) -> Self { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes` [INFO] [stderr] [INFO] [stderr] warning: field is never read: `number_of_players` [INFO] [stderr] --> src/rmercury.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | number_of_players: usize, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `max_spectators` [INFO] [stderr] --> src/rmercury.rs:41:5 [INFO] [stderr] | [INFO] [stderr] 41 | max_spectators: usize, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `sim_executions_per_second` [INFO] [stderr] --> src/rmercury.rs:42:5 [INFO] [stderr] | [INFO] [stderr] 42 | sim_executions_per_second: usize, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `local_input_to_send` [INFO] [stderr] --> src/rmercury_channel.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | local_input_to_send: Vec>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/rmercury_channel.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | pub fn new() -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_player_id` [INFO] [stderr] --> src/rmercury_input.rs:43:5 [INFO] [stderr] | [INFO] [stderr] 43 | fn get_player_id(&self) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `to_bits` [INFO] [stderr] --> src/rmercury_input.rs:48:5 [INFO] [stderr] | [INFO] [stderr] 48 | fn to_bits(&self) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `from_bits` [INFO] [stderr] --> src/rmercury_input.rs:55:5 [INFO] [stderr] | [INFO] [stderr] 55 | fn from_bits(bytes: Vec) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 13 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 21.91s [INFO] running `"docker" "inspect" "8756068dadea9980fab7780e03d9846b5d9679f594fd5dc884cccb8ca31e2b30"` [INFO] running `"docker" "rm" "-f" "8756068dadea9980fab7780e03d9846b5d9679f594fd5dc884cccb8ca31e2b30"` [INFO] [stdout] 8756068dadea9980fab7780e03d9846b5d9679f594fd5dc884cccb8ca31e2b30 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "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] 8bf8b1da41b1a3defb7d37be8c9788936f0f16f5b1862b15f3461aa3aab728fd [INFO] running `"docker" "start" "-a" "8bf8b1da41b1a3defb7d37be8c9788936f0f16f5b1862b15f3461aa3aab728fd"` [INFO] [stderr] Compiling memchr v2.3.2 [INFO] [stderr] Compiling encoding_rs v0.8.22 [INFO] [stderr] Compiling regex-syntax v0.6.14 [INFO] [stderr] Compiling sdl2 v0.33.0 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling cmake v0.1.42 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling filetime v0.2.8 [INFO] [stderr] Compiling xattr v0.2.2 [INFO] [stderr] Compiling flate2 v1.0.13 [INFO] [stderr] warning: unused variable: `inputs` [INFO] [stderr] --> src/rmercury_channel.rs:29:41 [INFO] [stderr] | [INFO] [stderr] 29 | pub fn queue_local_input(&mut self, inputs: &Vec>) { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_inputs` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `input_bits` [INFO] [stderr] --> src/rmercury_input.rs:49:13 [INFO] [stderr] | [INFO] [stderr] 49 | let input_bits = self.input.to_bits(); [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_input_bits` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `frame` [INFO] [stderr] --> src/rmercury_input.rs:56:13 [INFO] [stderr] | [INFO] [stderr] 56 | let frame = 0; //TODO: deserialize frame [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_frame` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `input_bits` [INFO] [stderr] --> src/rmercury_input.rs:57:13 [INFO] [stderr] | [INFO] [stderr] 57 | let input_bits = false; //TODO: deserialize inputs; [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_input_bits` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `bytes` [INFO] [stderr] --> src/rmercury_input.rs:55:18 [INFO] [stderr] | [INFO] [stderr] 55 | fn from_bits(bytes: Vec) -> Self { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes` [INFO] [stderr] [INFO] [stderr] warning: field is never read: `number_of_players` [INFO] [stderr] --> src/rmercury.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | number_of_players: usize, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `max_spectators` [INFO] [stderr] --> src/rmercury.rs:41:5 [INFO] [stderr] | [INFO] [stderr] 41 | max_spectators: usize, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `sim_executions_per_second` [INFO] [stderr] --> src/rmercury.rs:42:5 [INFO] [stderr] | [INFO] [stderr] 42 | sim_executions_per_second: usize, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `local_input_to_send` [INFO] [stderr] --> src/rmercury_channel.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | local_input_to_send: Vec>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/rmercury_channel.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | pub fn new() -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_player_id` [INFO] [stderr] --> src/rmercury_input.rs:43:5 [INFO] [stderr] | [INFO] [stderr] 43 | fn get_player_id(&self) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `to_bits` [INFO] [stderr] --> src/rmercury_input.rs:48:5 [INFO] [stderr] | [INFO] [stderr] 48 | fn to_bits(&self) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `from_bits` [INFO] [stderr] --> src/rmercury_input.rs:55:5 [INFO] [stderr] | [INFO] [stderr] 55 | fn from_bits(bytes: Vec) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 13 warnings emitted [INFO] [stderr] [INFO] [stderr] Compiling tar v0.4.26 [INFO] [stderr] Compiling aho-corasick v0.7.8 [INFO] [stderr] Compiling regex v1.3.4 [INFO] [stderr] Compiling unidiff v0.3.2 [INFO] [stderr] Compiling sdl2-sys v0.33.0 [INFO] [stderr] error: failed to run custom build command for `sdl2-sys v0.33.0` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/sdl2-sys-f0d4f058fe34e317/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Command 'curl' failed: % Total % Received % Xferd Average Speed Time Time Time Current [INFO] [stderr] Dload Upload Total Spent Left Speed [INFO] [stderr] 0 0 0 0 0 0 0 0 --:--:-- --:--:-- --:--:-- 0curl: (6) Could not resolve host: libsdl.org [INFO] [stderr] ', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sdl2-sys-0.33.0/build.rs:46:17 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x559e772f13e4 - backtrace::backtrace::libunwind::trace::hbb4ce8c04526962e [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x559e772f13e4 - backtrace::backtrace::trace_unsynchronized::h79251c088e7be038 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x559e772f13e4 - std::sys_common::backtrace::_print_fmt::h6b0ea30a9223acae [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x559e772f13e4 - ::fmt::h4d51ef07ce58e54b [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x559e7731835c - core::fmt::write::he16b9c1345d8565e [INFO] [stderr] at src/libcore/fmt/mod.rs:1069 [INFO] [stderr] 5: 0x559e772ed6a3 - std::io::Write::write_fmt::h35d873b9ce1f02a8 [INFO] [stderr] at src/libstd/io/mod.rs:1504 [INFO] [stderr] 6: 0x559e772f4025 - std::sys_common::backtrace::_print::h9288fa7d9f6629cb [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x559e772f4025 - std::sys_common::backtrace::print::h82e606e62781d8af [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x559e772f4025 - std::panicking::default_hook::{{closure}}::h1fe350ecbf7604e4 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x559e772f3d62 - std::panicking::default_hook::h1b8b42953fdc841d [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x559e772f4682 - std::panicking::rust_panic_with_hook::he73826f4bb75a21e [INFO] [stderr] at src/libstd/panicking.rs:511 [INFO] [stderr] 11: 0x559e772f426b - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:419 [INFO] [stderr] 12: 0x559e772f41db - std::panicking::begin_panic_fmt::hf14ab99546f1bbc1 [INFO] [stderr] at src/libstd/panicking.rs:373 [INFO] [stderr] 13: 0x559e76ff2d80 - build_script_build::run_command::hbc3a41a01f15e2cf [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sdl2-sys-0.33.0/build.rs:46 [INFO] [stderr] 14: 0x559e76ff2f32 - build_script_build::download_to::hb963a5ac6c40815e [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sdl2-sys-0.33.0/build.rs:67 [INFO] [stderr] 15: 0x559e76ff3489 - build_script_build::download_sdl2::hcf3743aec2ba52d2 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sdl2-sys-0.33.0/build.rs:110 [INFO] [stderr] 16: 0x559e76ff7a4c - build_script_build::main::h5ce95adcb1e321bb [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sdl2-sys-0.33.0/build.rs:460 [INFO] [stderr] 17: 0x559e76ffd18b - std::rt::lang_start::{{closure}}::h72618e2e7590949a [INFO] [stderr] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/rt.rs:67 [INFO] [stderr] 18: 0x559e772f4ac8 - std::rt::lang_start_internal::{{closure}}::h985f9ad0467016f1 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 19: 0x559e772f4ac8 - std::panicking::try::do_call::hbcbbc645883681bb [INFO] [stderr] at src/libstd/panicking.rs:331 [INFO] [stderr] 20: 0x559e772f4ac8 - std::panicking::try::h250f86dc8ee6d054 [INFO] [stderr] at src/libstd/panicking.rs:274 [INFO] [stderr] 21: 0x559e772f4ac8 - std::panic::catch_unwind::h58d26ced09bde6c3 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 22: 0x559e772f4ac8 - std::rt::lang_start_internal::h7de51dd9f16af454 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 23: 0x559e76ffd167 - std::rt::lang_start::h87d8101d125ee184 [INFO] [stderr] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/rt.rs:67 [INFO] [stderr] 24: 0x559e76ff80fa - main [INFO] [stderr] 25: 0x7f6949670b97 - __libc_start_main [INFO] [stderr] 26: 0x559e76ff28fa - _start [INFO] [stderr] 27: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "8bf8b1da41b1a3defb7d37be8c9788936f0f16f5b1862b15f3461aa3aab728fd"` [INFO] running `"docker" "rm" "-f" "8bf8b1da41b1a3defb7d37be8c9788936f0f16f5b1862b15f3461aa3aab728fd"` [INFO] [stdout] 8bf8b1da41b1a3defb7d37be8c9788936f0f16f5b1862b15f3461aa3aab728fd