[INFO] cloning repository https://github.com/atamis/pong-buffer-bug [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/atamis/pong-buffer-bug" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatamis%2Fpong-buffer-bug", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatamis%2Fpong-buffer-bug'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a3119c79ffd3c06a3f59ca6e4f127cad0a6a3a0f [INFO] checking atamis/pong-buffer-bug against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatamis%2Fpong-buffer-bug" "/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/atamis/pong-buffer-bug on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/atamis/pong-buffer-bug [INFO] finished tweaking git repo https://github.com/atamis/pong-buffer-bug [INFO] tweaked toml for git repo https://github.com/atamis/pong-buffer-bug written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/atamis/pong-buffer-bug already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 024b0365b90f48b000f4cc95b3a98c155296c6343f42513ffa4d1d0caa08f7f2 [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" "024b0365b90f48b000f4cc95b3a98c155296c6343f42513ffa4d1d0caa08f7f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "024b0365b90f48b000f4cc95b3a98c155296c6343f42513ffa4d1d0caa08f7f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "024b0365b90f48b000f4cc95b3a98c155296c6343f42513ffa4d1d0caa08f7f2", kill_on_drop: false }` [INFO] [stdout] 024b0365b90f48b000f4cc95b3a98c155296c6343f42513ffa4d1d0caa08f7f2 [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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e13d2932647c0f35db954f28a89dfdc0572dbfae72d8a39b2261f5f044e4bcfb [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" "e13d2932647c0f35db954f28a89dfdc0572dbfae72d8a39b2261f5f044e4bcfb", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling serde v1.0.87 [INFO] [stderr] Compiling cc v1.0.28 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling xml-rs v0.8.0 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Compiling num-complex v0.2.1 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Checking linked-hash-map v0.5.1 [INFO] [stderr] Compiling nonzero_signed v1.0.3 [INFO] [stderr] Checking mint v0.5.1 [INFO] [stderr] Checking mopa v0.2.2 [INFO] [stderr] Checking atom v0.3.5 [INFO] [stderr] Compiling khronos_api v2.2.0 [INFO] [stderr] Compiling matrixmultiply v0.1.15 [INFO] [stderr] Checking tuple_utils v0.2.0 [INFO] [stderr] Checking rawpointer v0.1.0 [INFO] [stderr] Checking libm v0.1.2 [INFO] [stderr] Compiling khronos_api v3.0.0 [INFO] [stderr] Checking downcast-rs v1.0.3 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling num-bigint v0.2.2 [INFO] [stderr] Compiling num-rational v0.2.1 [INFO] [stderr] Checking approx v0.1.1 [INFO] [stderr] Compiling num-derive v0.2.4 [INFO] [stderr] Compiling cgmath v0.16.1 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Checking color_quant v1.0.1 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking wavefront_obj v5.1.0 [INFO] [stderr] Checking hetseq v0.2.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Compiling build_const v0.2.1 [INFO] [stderr] Checking xi-unicode v0.1.0 [INFO] [stderr] Checking seahash v3.0.5 [INFO] [stderr] Checking claxon v0.3.2 [INFO] [stderr] Checking hound v3.4.0 [INFO] [stderr] Checking semver-parser v0.7.0 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking fluent-locale v0.4.1 [INFO] [stderr] Checking unicode-segmentation v1.2.1 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Compiling backtrace v0.3.13 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Checking colored v1.7.0 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Checking rand_jitter v0.1.2 [INFO] [stderr] Compiling x11-dl v2.18.3 [INFO] [stderr] Compiling alsa-sys v0.1.2 [INFO] [stderr] Compiling servo-fontconfig-sys v4.0.7 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Compiling xml-rs v0.7.0 [INFO] [stderr] Compiling proc-macro2 v0.3.8 [INFO] [stderr] Checking inflate v0.4.4 [INFO] [stderr] Checking phf_shared v0.7.24 [INFO] [stderr] Compiling cmake v0.1.35 [INFO] [stderr] Checking gif v0.10.1 [INFO] [stderr] Checking annotate-snippets v0.1.0 [INFO] [stderr] Compiling libc v0.2.48 [INFO] [stderr] Compiling crc v1.8.1 [INFO] [stderr] Checking semver v0.9.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking num_cpus v1.9.0 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking rand_os v0.1.2 [INFO] [stderr] Checking nix v0.12.0 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Checking shared_library v0.1.9 [INFO] [stderr] Checking slice-deque v0.1.16 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking memmap v0.6.2 [INFO] [stderr] Checking dirs v1.0.4 [INFO] [stderr] Checking stb_truetype v0.2.6 [INFO] [stderr] Checking rustc-hash v1.0.1 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking deflate v0.7.19 [INFO] [stderr] Checking ogg v0.7.0 [INFO] [stderr] Checking hashbrown v0.1.8 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling rustc_version_runtime v0.1.5 [INFO] [stderr] Checking phf v0.7.24 [INFO] [stderr] Checking rand_chacha v0.1.1 [INFO] [stderr] Checking fluent-syntax v0.1.1 [INFO] [stderr] Compiling quote v0.5.2 [INFO] [stderr] Checking rustc_version v0.2.3 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Checking crossbeam-epoch v0.5.2 [INFO] [stderr] Checking crossbeam-epoch v0.6.1 [INFO] [stderr] Compiling xcb v0.8.2 [INFO] [stderr] Checking osmesa-sys v0.1.2 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Compiling libloading v0.5.0 [INFO] [stderr] Compiling servo-freetype-sys v4.0.5 [INFO] [stderr] Compiling expat-sys v2.1.6 [INFO] [stderr] Compiling minimp3-sys v0.3.1 [INFO] [stderr] Checking approx v0.3.1 [INFO] [stderr] Checking ordered-float v1.0.1 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking line_drawing v0.7.0 [INFO] [stderr] Checking generic-array v0.11.1 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking intl_pluralrules v1.0.2 [INFO] [stderr] Compiling syn v0.13.11 [INFO] [stderr] error: failed to run custom build command for `rustc_version_runtime v0.1.5` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/rustc_version_runtime-7f783eb8249de367/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.5/build.rs:27:48 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x56018907d530 - std::backtrace_rs::backtrace::libunwind::trace::h0f5cd2ee8b0d7274 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x56018907d530 - std::backtrace_rs::backtrace::trace_unsynchronized::h06905b5aeda069a1 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x56018907d530 - std::sys_common::backtrace::_print_fmt::h4fe4c7c875072f30 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x56018907d530 - ::fmt::hcc0746f004a9b7ef [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x56018909a5dc - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/core/src/fmt/mod.rs:1115:17 [INFO] [stderr] 5: 0x56018907b4c5 - std::io::Write::write_fmt::h23dab4cc9ce72ee2 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/io/mod.rs:1665:15 [INFO] [stderr] 6: 0x56018907f1db - std::sys_common::backtrace::_print::h173dc702502d65d2 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x56018907f1db - std::sys_common::backtrace::print::h61bd27c4742ba817 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x56018907f1db - std::panicking::default_hook::{{closure}}::hcaae87f0495ae613 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x56018907ecb1 - std::panicking::default_hook::h0538e728ee080db0 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x56018907f8a4 - std::panicking::rust_panic_with_hook::h3039e236b6ca482c [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/panicking.rs:622:17 [INFO] [stderr] 11: 0x56018907f387 - std::panicking::begin_panic_handler::{{closure}}::h884fbab544ffd91c [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/panicking.rs:519:13 [INFO] [stderr] 12: 0x56018907da2c - std::sys_common::backtrace::__rust_end_short_backtrace::hdaf2e18ba3d91210 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x56018907f2e9 - rust_begin_unwind [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/panicking.rs:515:5 [INFO] [stderr] 14: 0x560189049041 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x5601890490d3 - core::result::unwrap_failed::he898b02f57993c42 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/core/src/result.rs:1599:5 [INFO] [stderr] 16: 0x56018904c73e - core::result::Result::unwrap::h0f234f701d46ce67 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/core/src/result.rs:1281:23 [INFO] [stderr] 17: 0x560189049e3e - build_script_build::main::hbb259f6cedc6fdf1 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.5/build.rs:27:17 [INFO] [stderr] 18: 0x56018904b73b - core::ops::function::FnOnce::call_once::hc1590d942785370f [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x56018904b93e - std::sys_common::backtrace::__rust_begin_short_backtrace::h7b76cd52cc9814e2 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x56018904b591 - std::rt::lang_start::{{closure}}::h080752cf5e1d146d [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/rt.rs:63:18 [INFO] [stderr] 21: 0x56018907fdaa - core::ops::function::impls:: for &F>::call_once::h61bcc1dec5918b7e [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x56018907fdaa - std::panicking::try::do_call::h672d24f85ce22db4 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/panicking.rs:401:40 [INFO] [stderr] 23: 0x56018907fdaa - std::panicking::try::he383e7ef11604e58 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/panicking.rs:365:19 [INFO] [stderr] 24: 0x56018907fdaa - std::panic::catch_unwind::h502ac6058961e393 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/panic.rs:434:14 [INFO] [stderr] 25: 0x56018907fdaa - std::rt::lang_start_internal::{{closure}}::h851ee37bb5d99fdf [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/rt.rs:45:48 [INFO] [stderr] 26: 0x56018907fdaa - std::panicking::try::do_call::h84f41bb3453bbd14 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/panicking.rs:401:40 [INFO] [stderr] 27: 0x56018907fdaa - std::panicking::try::h969c45dbbf2e4c94 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/panicking.rs:365:19 [INFO] [stderr] 28: 0x56018907fdaa - std::panic::catch_unwind::he40b1a4614f73e03 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/panic.rs:434:14 [INFO] [stderr] 29: 0x56018907fdaa - std::rt::lang_start_internal::h0fbab25cccdb30d8 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/rt.rs:45:20 [INFO] [stderr] 30: 0x56018904b560 - std::rt::lang_start::hf90317eb120f92f6 [INFO] [stderr] at /rustc/5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f/library/std/src/rt.rs:62:5 [INFO] [stderr] 31: 0x56018904af3c - main [INFO] [stderr] 32: 0x7ff692c7e0b3 - __libc_start_main [INFO] [stderr] 33: 0x56018904979e - _start [INFO] [stderr] 34: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "e13d2932647c0f35db954f28a89dfdc0572dbfae72d8a39b2261f5f044e4bcfb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e13d2932647c0f35db954f28a89dfdc0572dbfae72d8a39b2261f5f044e4bcfb", kill_on_drop: false }` [INFO] [stdout] e13d2932647c0f35db954f28a89dfdc0572dbfae72d8a39b2261f5f044e4bcfb