[INFO] updating cached repository https://github.com/maspe36/volt [INFO] running `Command { std: "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", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b7466193d264daa8ebfe084c66bb069d256401e3 [INFO] checking maspe36/volt against master#e22b61bff0bdd08be7665607cb7be3748c8a35d2 for pr-74627 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaspe36%2Fvolt" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/maspe36/volt on toolchain e22b61bff0bdd08be7665607cb7be3748c8a35d2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/maspe36/volt [INFO] finished tweaking git repo https://github.com/maspe36/volt [INFO] tweaked toml for git repo https://github.com/maspe36/volt written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/maspe36/volt already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2e7e013cf2c01cd7a4a395d14075d0f619e1a1422be317ab208a80ca3ef2e0d7 [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" "2e7e013cf2c01cd7a4a395d14075d0f619e1a1422be317ab208a80ca3ef2e0d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2e7e013cf2c01cd7a4a395d14075d0f619e1a1422be317ab208a80ca3ef2e0d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e7e013cf2c01cd7a4a395d14075d0f619e1a1422be317ab208a80ca3ef2e0d7", kill_on_drop: false }` [INFO] [stdout] 2e7e013cf2c01cd7a4a395d14075d0f619e1a1422be317ab208a80ca3ef2e0d7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 927e86289fc080a4af2c47511e21fcb7ba96f3686847a5b88ba9fef7c04f9d83 [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" "927e86289fc080a4af2c47511e21fcb7ba96f3686847a5b88ba9fef7c04f9d83", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Checking atom v0.3.5 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling xml-rs v0.8.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Checking arrayvec v0.5.1 [INFO] [stderr] Checking mint v0.5.3 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Checking downcast-rs v1.1.1 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking xdg v2.2.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling tinystr v0.3.2 [INFO] [stderr] Compiling winapi v0.3.8 [INFO] [stderr] Checking hound v3.4.0 [INFO] [stderr] Checking claxon v0.4.2 [INFO] [stderr] Checking rgb v0.8.14 [INFO] [stderr] Checking semver-parser v0.7.0 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Compiling num-bigint v0.2.3 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Compiling hashbrown v0.6.3 [INFO] [stderr] Compiling x11-dl v2.18.4 [INFO] [stderr] Compiling alsa-sys v0.1.2 [INFO] [stderr] Compiling servo-fontconfig-sys v4.0.7 [INFO] [stderr] Checking lock_api v0.3.1 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Compiling cmake v0.1.42 [INFO] [stderr] Compiling minimp3-sys v0.3.1 [INFO] [stderr] Checking itertools v0.8.1 [INFO] [stderr] Checking owning_ref v0.4.0 [INFO] [stderr] Checking hibitset v0.5.4 [INFO] [stderr] Checking gif v0.10.3 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Checking phf_shared v0.7.24 [INFO] [stderr] Compiling unic-langid-impl v0.6.2 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling c2-chacha v0.2.3 [INFO] [stderr] Checking semver v0.9.0 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Checking phf v0.7.24 [INFO] [stderr] Checking rand_chacha v0.1.1 [INFO] [stderr] Checking rand_pcg v0.1.2 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling err-derive v0.1.6 [INFO] [stderr] Compiling lexical-core v0.4.6 [INFO] [stderr] Compiling lexical v2.2.2 [INFO] [stderr] Compiling rustc_version_runtime v0.1.5 [INFO] [stderr] Compiling servo-freetype-sys v4.0.5 [INFO] [stderr] Compiling expat-sys v2.1.6 [INFO] [stderr] Checking rustc_version v0.2.3 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking stb_truetype v0.3.0 [INFO] [stderr] Checking rustc-hash v1.0.1 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking deflate v0.7.20 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking ogg v0.7.0 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling xcb v0.8.2 [INFO] [stderr] Checking num_cpus v1.11.0 [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: 0x5586c9e9760f - std::backtrace_rs::backtrace::libunwind::trace::h8864605b5c3dbe2c [INFO] [stderr] at /rustc/e22b61bff0bdd08be7665607cb7be3748c8a35d2/src/libstd/../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x5586c9e9760f - std::backtrace_rs::backtrace::trace_unsynchronized::h1f622efed412f077 [INFO] [stderr] at /rustc/e22b61bff0bdd08be7665607cb7be3748c8a35d2/src/libstd/../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5586c9e9760f - std::sys_common::backtrace::_print_fmt::h8e17da323f21cc2b [INFO] [stderr] at /rustc/e22b61bff0bdd08be7665607cb7be3748c8a35d2/src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 3: 0x5586c9e9760f - ::fmt::hd4a7293426badf40 [INFO] [stderr] at /rustc/e22b61bff0bdd08be7665607cb7be3748c8a35d2/src/libstd/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x5586c9eb5aec - core::fmt::write::hfbd2baad61ed21a8 [INFO] [stderr] at /rustc/e22b61bff0bdd08be7665607cb7be3748c8a35d2/src/libcore/fmt/mod.rs:1117 [INFO] [stderr] 5: 0x5586c9e950e2 - std::io::Write::write_fmt::h54828fb1bd41a052 [INFO] [stderr] at /rustc/e22b61bff0bdd08be7665607cb7be3748c8a35d2/src/libstd/io/mod.rs:1508 [INFO] [stderr] 6: 0x5586c9e99b10 - std::sys_common::backtrace::_print::h6ba0300926b9fb58 [INFO] [stderr] at /rustc/e22b61bff0bdd08be7665607cb7be3748c8a35d2/src/libstd/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x5586c9e99b10 - std::sys_common::backtrace::print::hd11f0188385cb859 [INFO] [stderr] at /rustc/e22b61bff0bdd08be7665607cb7be3748c8a35d2/src/libstd/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x5586c9e99b10 - std::panicking::default_hook::{{closure}}::h57b45fcdc30fe8e4 [INFO] [stderr] at /rustc/e22b61bff0bdd08be7665607cb7be3748c8a35d2/src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x5586c9e9985c - std::panicking::default_hook::h067cd795bad37ff3 [INFO] [stderr] at /rustc/e22b61bff0bdd08be7665607cb7be3748c8a35d2/src/libstd/panicking.rs:217 [INFO] [stderr] 10: 0x5586c9e9a153 - std::panicking::rust_panic_with_hook::hd1b93581b69959be [INFO] [stderr] at /rustc/e22b61bff0bdd08be7665607cb7be3748c8a35d2/src/libstd/panicking.rs:526 [INFO] [stderr] 11: 0x5586c9e99d4b - rust_begin_unwind [INFO] [stderr] at /rustc/e22b61bff0bdd08be7665607cb7be3748c8a35d2/src/libstd/panicking.rs:437 [INFO] [stderr] 12: 0x5586c9eb4ef1 - core::panicking::panic_fmt::h9cc57011b345cfad [INFO] [stderr] at /rustc/e22b61bff0bdd08be7665607cb7be3748c8a35d2/src/libcore/panicking.rs:85 [INFO] [stderr] 13: 0x5586c9eb4d13 - core::option::expect_none_failed::h10abb5a6aef32df8 [INFO] [stderr] at /rustc/e22b61bff0bdd08be7665607cb7be3748c8a35d2/src/libcore/option.rs:1273 [INFO] [stderr] 14: 0x5586c9e6409b - core::result::Result::unwrap::h32b699e54531ac16 [INFO] [stderr] at /rustc/e22b61bff0bdd08be7665607cb7be3748c8a35d2/src/libcore/result.rs:1005 [INFO] [stderr] 15: 0x5586c9e60735 - 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] 16: 0x5586c9e6257b - std::rt::lang_start::{{closure}}::hf265653fd9793142 [INFO] [stderr] at /rustc/e22b61bff0bdd08be7665607cb7be3748c8a35d2/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x5586c9e9a523 - std::rt::lang_start_internal::{{closure}}::h9a7ec4d0a4846786 [INFO] [stderr] at /rustc/e22b61bff0bdd08be7665607cb7be3748c8a35d2/src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x5586c9e9a523 - std::panicking::try::do_call::h31d9073533c95062 [INFO] [stderr] at /rustc/e22b61bff0bdd08be7665607cb7be3748c8a35d2/src/libstd/panicking.rs:348 [INFO] [stderr] 19: 0x5586c9e9a523 - std::panicking::try::h9be90170880ba1d0 [INFO] [stderr] at /rustc/e22b61bff0bdd08be7665607cb7be3748c8a35d2/src/libstd/panicking.rs:325 [INFO] [stderr] 20: 0x5586c9e9a523 - std::panic::catch_unwind::hba3ee29aa4d47586 [INFO] [stderr] at /rustc/e22b61bff0bdd08be7665607cb7be3748c8a35d2/src/libstd/panic.rs:394 [INFO] [stderr] 21: 0x5586c9e9a523 - std::rt::lang_start_internal::h90880417661a7eb6 [INFO] [stderr] at /rustc/e22b61bff0bdd08be7665607cb7be3748c8a35d2/src/libstd/rt.rs:51 [INFO] [stderr] 22: 0x5586c9e62557 - std::rt::lang_start::hbabde9e3e0547379 [INFO] [stderr] at /rustc/e22b61bff0bdd08be7665607cb7be3748c8a35d2/src/libstd/rt.rs:67 [INFO] [stderr] 23: 0x5586c9e617ca - main [INFO] [stderr] 24: 0x7f18e3a860b3 - __libc_start_main [INFO] [stderr] 25: 0x5586c9e600ae - _start [INFO] [stderr] 26: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "927e86289fc080a4af2c47511e21fcb7ba96f3686847a5b88ba9fef7c04f9d83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "927e86289fc080a4af2c47511e21fcb7ba96f3686847a5b88ba9fef7c04f9d83", kill_on_drop: false }` [INFO] [stdout] 927e86289fc080a4af2c47511e21fcb7ba96f3686847a5b88ba9fef7c04f9d83