[INFO] cloning repository https://github.com/scottrabin/breakout [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/scottrabin/breakout" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscottrabin%2Fbreakout", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscottrabin%2Fbreakout'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9127df651c0c31585f9844ff6e08226dcdce896e [INFO] checking scottrabin/breakout against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscottrabin%2Fbreakout" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/scottrabin/breakout on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/scottrabin/breakout [INFO] finished tweaking git repo https://github.com/scottrabin/breakout [INFO] tweaked toml for git repo https://github.com/scottrabin/breakout written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/scottrabin/breakout already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bcf710ae6004b2d9c90a4739eb54205974211a66491e991eaa6a7337f7b34a8f [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" "bcf710ae6004b2d9c90a4739eb54205974211a66491e991eaa6a7337f7b34a8f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bcf710ae6004b2d9c90a4739eb54205974211a66491e991eaa6a7337f7b34a8f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bcf710ae6004b2d9c90a4739eb54205974211a66491e991eaa6a7337f7b34a8f", kill_on_drop: false }` [INFO] [stdout] bcf710ae6004b2d9c90a4739eb54205974211a66491e991eaa6a7337f7b34a8f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c8e83e1590a704466addb35468b44a5fa799b270eb4fa2c9e0aa9f4de3166454 [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" "c8e83e1590a704466addb35468b44a5fa799b270eb4fa2c9e0aa9f4de3166454", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling libc v0.2.51 [INFO] [stderr] Compiling syn v0.15.32 [INFO] [stderr] Compiling serde v1.0.90 [INFO] [stderr] Checking cfg-if v0.1.7 [INFO] [stderr] Compiling cc v1.0.35 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Checking crossbeam-utils v0.5.0 [INFO] [stderr] Checking rustc-demangle v0.1.14 [INFO] [stderr] Checking linked-hash-map v0.5.2 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling nix v0.13.0 [INFO] [stderr] Checking futures v0.1.26 [INFO] [stderr] Compiling num-derive v0.2.4 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking siphasher v0.2.3 [INFO] [stderr] Compiling build_const v0.2.1 [INFO] [stderr] Checking hashbrown v0.2.2 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking semver-parser v0.7.0 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling backtrace v0.3.15 [INFO] [stderr] Compiling bincode v1.1.3 [INFO] [stderr] Checking colored v1.7.0 [INFO] [stderr] Compiling servo-fontconfig-sys v4.0.7 [INFO] [stderr] Checking rand_jitter v0.1.3 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Compiling proc-macro2 v0.3.8 [INFO] [stderr] Checking inflate v0.4.5 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking annotate-snippets v0.1.0 [INFO] [stderr] Checking phf_shared v0.7.24 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling cmake v0.1.38 [INFO] [stderr] Checking semver v0.9.0 [INFO] [stderr] Checking stackvector v1.0.2 [INFO] [stderr] Compiling crc v1.8.1 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Checking phf v0.7.24 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking ordered-float v1.0.2 [INFO] [stderr] Checking line_drawing v0.7.0 [INFO] [stderr] Compiling num-integer v0.1.39 [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 deflate v0.7.19 [INFO] [stderr] Checking ogg v0.7.0 [INFO] [stderr] Compiling err-derive v0.1.5 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling rustc_version_runtime v0.1.5 [INFO] [stderr] Checking fluent-syntax v0.1.1 [INFO] [stderr] Checking num-bigint v0.2.2 [INFO] [stderr] Checking lexical-core v0.4.0 [INFO] [stderr] Checking intl_pluralrules v1.0.3 [INFO] [stderr] Compiling quote v0.5.2 [INFO] [stderr] Checking rustc_version v0.2.3 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Checking png v0.12.0 [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-ed7b1f1a5b119776/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, 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: 0x561f66472470 - std::backtrace_rs::backtrace::libunwind::trace::ha1eabb142084ea37 [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x561f66472470 - std::backtrace_rs::backtrace::trace_unsynchronized::hbb8825661d997281 [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x561f66472470 - std::sys_common::backtrace::_print_fmt::h26d850e2f7183914 [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x561f66472470 - ::fmt::h3834b06f68a2b012 [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x561f6649037c - core::fmt::write::h3a043650ba7bf668 [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/core/src/fmt/mod.rs:1117 [INFO] [stderr] 5: 0x561f664701c5 - std::io::Write::write_fmt::h9c0c8944a1898139 [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/io/mod.rs:1510 [INFO] [stderr] 6: 0x561f664745f0 - std::sys_common::backtrace::_print::h693c0c2cc41d4d10 [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x561f664745f0 - std::sys_common::backtrace::print::h213be73e5670b8ea [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x561f664745f0 - std::panicking::default_hook::{{closure}}::h2d49a3361cc4e7ea [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/panicking.rs:200 [INFO] [stderr] 9: 0x561f6647433c - std::panicking::default_hook::hd41fbdeba93207ba [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/panicking.rs:219 [INFO] [stderr] 10: 0x561f66474c53 - std::panicking::rust_panic_with_hook::hcab398664b4bd473 [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/panicking.rs:569 [INFO] [stderr] 11: 0x561f66474829 - std::panicking::begin_panic_handler::{{closure}}::h7512c6f2998ba93d [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/panicking.rs:476 [INFO] [stderr] 12: 0x561f664728dc - std::sys_common::backtrace::__rust_end_short_backtrace::h1a25d7e7e1864d3d [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x561f664747e9 - rust_begin_unwind [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/panicking.rs:475 [INFO] [stderr] 14: 0x561f6648f781 - core::panicking::panic_fmt::h019ad16a92ccd092 [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/core/src/panicking.rs:85 [INFO] [stderr] 15: 0x561f6648f5a3 - core::option::expect_none_failed::h7135ba2fdb185931 [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/core/src/option.rs:1274 [INFO] [stderr] 16: 0x561f6643ee5b - core::result::Result::unwrap::ha84fe522f295f545 [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/core/src/result.rs:1005 [INFO] [stderr] 17: 0x561f6643b735 - build_script_build::main::h1908632b746efad9 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.5/build.rs:27 [INFO] [stderr] 18: 0x561f6643d3ab - core::ops::function::FnOnce::call_once::h691e7a8690f7e116 [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/core/src/ops/function.rs:233 [INFO] [stderr] 19: 0x561f6643d03e - std::sys_common::backtrace::__rust_begin_short_backtrace::hee0cbf377d7d8592 [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 20: 0x561f6643d651 - std::rt::lang_start::{{closure}}::h2e3a62f85266296e [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/rt.rs:66 [INFO] [stderr] 21: 0x561f66475062 - core::ops::function::impls:: for &F>::call_once::hde9814ae740a85dc [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/core/src/ops/function.rs:265 [INFO] [stderr] 22: 0x561f66475062 - std::panicking::try::do_call::h3026bab8cd7540d7 [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/panicking.rs:373 [INFO] [stderr] 23: 0x561f66475062 - std::panicking::try::h852bb5e5a66f7f84 [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/panicking.rs:337 [INFO] [stderr] 24: 0x561f66475062 - std::panic::catch_unwind::hfeb0f3dddf7c6a72 [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/panic.rs:394 [INFO] [stderr] 25: 0x561f66475062 - std::rt::lang_start_internal::h32f0ac6e87476559 [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/rt.rs:51 [INFO] [stderr] 26: 0x561f6643d627 - std::rt::lang_start::h279a285b651351ac [INFO] [stderr] at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/rt.rs:65 [INFO] [stderr] 27: 0x561f6643c7ca - main [INFO] [stderr] 28: 0x7ff8cbc9a0b3 - __libc_start_main [INFO] [stderr] 29: 0x561f6643b0ae - _start [INFO] [stderr] 30: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "c8e83e1590a704466addb35468b44a5fa799b270eb4fa2c9e0aa9f4de3166454", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8e83e1590a704466addb35468b44a5fa799b270eb4fa2c9e0aa9f4de3166454", kill_on_drop: false }` [INFO] [stdout] c8e83e1590a704466addb35468b44a5fa799b270eb4fa2c9e0aa9f4de3166454