[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 beta for pr-78714 [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 beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 04f57a02b27d7d6f19bab897b3daf649acf4dd89b8d2c0d0af7655b0e26da0e4 [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" "04f57a02b27d7d6f19bab897b3daf649acf4dd89b8d2c0d0af7655b0e26da0e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "04f57a02b27d7d6f19bab897b3daf649acf4dd89b8d2c0d0af7655b0e26da0e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04f57a02b27d7d6f19bab897b3daf649acf4dd89b8d2c0d0af7655b0e26da0e4", kill_on_drop: false }` [INFO] [stdout] 04f57a02b27d7d6f19bab897b3daf649acf4dd89b8d2c0d0af7655b0e26da0e4 [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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ed125b0492168b1fad627540ba38da6e625ff1bc4b404a02a7e2d23e346f5405 [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" "ed125b0492168b1fad627540ba38da6e625ff1bc4b404a02a7e2d23e346f5405", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v0.4.27 [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 num-traits v0.2.6 [INFO] [stderr] Compiling cc v1.0.35 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Checking either v1.5.2 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Compiling xml-rs v0.8.0 [INFO] [stderr] Compiling num-complex v0.2.1 [INFO] [stderr] Checking crossbeam-utils v0.5.0 [INFO] [stderr] Checking rustc-demangle v0.1.14 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Checking linked-hash-map v0.5.2 [INFO] [stderr] Checking mint v0.5.1 [INFO] [stderr] Compiling nonzero_signed v1.0.3 [INFO] [stderr] Compiling num-bigint v0.2.2 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling num-rational v0.2.1 [INFO] [stderr] Checking mopa v0.2.2 [INFO] [stderr] Compiling khronos_api v2.2.0 [INFO] [stderr] Checking atom v0.3.5 [INFO] [stderr] Checking tuple_utils v0.2.0 [INFO] [stderr] Checking libm v0.1.2 [INFO] [stderr] Checking adler32 v1.0.3 [INFO] [stderr] Checking rawpointer v0.1.0 [INFO] [stderr] Compiling num-derive v0.2.4 [INFO] [stderr] Checking futures v0.1.26 [INFO] [stderr] Checking downcast-rs v1.0.4 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Checking approx v0.1.1 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Checking static_assertions v0.2.5 [INFO] [stderr] Compiling cgmath v0.16.1 [INFO] [stderr] Checking hetseq v0.2.0 [INFO] [stderr] Checking siphasher v0.2.3 [INFO] [stderr] Checking xi-unicode v0.1.0 [INFO] [stderr] Checking claxon v0.3.2 [INFO] [stderr] Checking semver-parser v0.7.0 [INFO] [stderr] Checking hashbrown v0.2.2 [INFO] [stderr] Checking hound v3.4.0 [INFO] [stderr] Checking float-ord v0.2.0 [INFO] [stderr] Checking fluent-locale v0.4.1 [INFO] [stderr] Checking unicode-segmentation v1.2.1 [INFO] [stderr] Compiling proc-macro2 v0.3.8 [INFO] [stderr] Checking colored v1.7.0 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.3 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Compiling xml-rs v0.7.0 [INFO] [stderr] Compiling cmake v0.1.38 [INFO] [stderr] Checking walkdir v2.2.7 [INFO] [stderr] Checking matrixmultiply v0.2.2 [INFO] [stderr] Checking inflate v0.4.5 [INFO] [stderr] Checking gif v0.10.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling backtrace v0.3.15 [INFO] [stderr] Compiling bincode v1.1.3 [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 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 semver v0.9.0 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking stackvector v1.0.2 [INFO] [stderr] Compiling quote v0.5.2 [INFO] [stderr] Compiling syn v0.11.11 [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] Compiling err-derive v0.1.5 [INFO] [stderr] Compiling rustc_version_runtime v0.1.5 [INFO] [stderr] Checking phf v0.7.24 [INFO] [stderr] Checking generic-array v0.12.0 [INFO] [stderr] Checking fluent-syntax v0.1.1 [INFO] [stderr] Checking rustc_version v0.2.3 [INFO] [stderr] Compiling syn v0.13.11 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking nix v0.13.0 [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 iovec v0.1.2 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking memmap v0.6.2 [INFO] [stderr] Checking dirs v1.0.5 [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 crossbeam-epoch v0.3.1 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Checking crossbeam-epoch v0.6.1 [INFO] [stderr] Checking crossbeam-epoch v0.5.2 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Checking intl_pluralrules v1.0.3 [INFO] [stderr] Checking lexical-core v0.4.0 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling xcb v0.8.2 [INFO] [stderr] Checking osmesa-sys v0.1.2 [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-d6484f3a2e83aaaa/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: 0x563f417d08c0 - std::backtrace_rs::backtrace::libunwind::trace::h7cf3ca97bd83fbab [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x563f417d08c0 - std::backtrace_rs::backtrace::trace_unsynchronized::h5a69c674b2d9ea5c [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x563f417d08c0 - std::sys_common::backtrace::_print_fmt::hdf72478dfcb50678 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x563f417d08c0 - ::fmt::h1e0bdbb35e83deca [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x563f417ed68c - core::fmt::write::he67f9b17bcb7ee73 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/fmt/mod.rs:1080 [INFO] [stderr] 5: 0x563f417ce402 - std::io::Write::write_fmt::hac97d5cb5753e2ec [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/io/mod.rs:1516 [INFO] [stderr] 6: 0x563f417d29ed - std::sys_common::backtrace::_print::haa20918e28a126c5 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x563f417d29ed - std::sys_common::backtrace::print::h49e772a4873d9076 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x563f417d29ed - std::panicking::default_hook::{{closure}}::hb218b305d15e3f11 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:208 [INFO] [stderr] 9: 0x563f417d2698 - std::panicking::default_hook::h63997b7b949e1ce0 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:227 [INFO] [stderr] 10: 0x563f417d3071 - std::panicking::rust_panic_with_hook::hb54f09ccadf64bd3 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:577 [INFO] [stderr] 11: 0x563f417d2c19 - std::panicking::begin_panic_handler::{{closure}}::h8b43445b254eeb30 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:484 [INFO] [stderr] 12: 0x563f417d0d4c - std::sys_common::backtrace::__rust_end_short_backtrace::hacd691450edfeae0 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x563f417d2bd9 - rust_begin_unwind [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:483 [INFO] [stderr] 14: 0x563f417ec9a1 - core::panicking::panic_fmt::h5b17d4a0e853d0f5 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/panicking.rs:85 [INFO] [stderr] 15: 0x563f417ec7c3 - core::option::expect_none_failed::hd08bf36cae411fff [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/option.rs:1234 [INFO] [stderr] 16: 0x563f4179d01b - core::result::Result::unwrap::h975c63f3d6f3aa7b [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/result.rs:973 [INFO] [stderr] 17: 0x563f41799765 - build_script_build::main::h6d8c5e8abddb3a9f [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.5/build.rs:27 [INFO] [stderr] 18: 0x563f4179b3bb - core::ops::function::FnOnce::call_once::hcd39f0c8e644fbde [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/ops/function.rs:227 [INFO] [stderr] 19: 0x563f4179b0ce - std::sys_common::backtrace::__rust_begin_short_backtrace::h9b3488f6830bedd8 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 20: 0x563f4179b661 - std::rt::lang_start::{{closure}}::hab85b8413d14a3c0 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/rt.rs:66 [INFO] [stderr] 21: 0x563f417d3497 - core::ops::function::impls:: for &F>::call_once::h908982dfc31b926f [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/ops/function.rs:259 [INFO] [stderr] 22: 0x563f417d3497 - std::panicking::try::do_call::h92777899503b7584 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:381 [INFO] [stderr] 23: 0x563f417d3497 - std::panicking::try::h8815656b2b76e792 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:345 [INFO] [stderr] 24: 0x563f417d3497 - std::panic::catch_unwind::h112ab81228f50b46 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panic.rs:382 [INFO] [stderr] 25: 0x563f417d3497 - std::rt::lang_start_internal::h1772a706c7575c24 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/rt.rs:51 [INFO] [stderr] 26: 0x563f4179b637 - std::rt::lang_start::h9291f9ac04577de4 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/rt.rs:65 [INFO] [stderr] 27: 0x563f4179a81a - main [INFO] [stderr] 28: 0x7f33eaecd0b3 - __libc_start_main [INFO] [stderr] 29: 0x563f417990ae - _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" "ed125b0492168b1fad627540ba38da6e625ff1bc4b404a02a7e2d23e346f5405", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed125b0492168b1fad627540ba38da6e625ff1bc4b404a02a7e2d23e346f5405", kill_on_drop: false }` [INFO] [stdout] ed125b0492168b1fad627540ba38da6e625ff1bc4b404a02a7e2d23e346f5405