[INFO] updating cached repository https://github.com/cyclowns/descentia [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] 01d6c627c5b8147fdb84236a4773fa3df18daab9 [INFO] testing cyclowns/descentia against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyclowns%2Fdescentia" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cyclowns/descentia on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cyclowns/descentia [INFO] finished tweaking git repo https://github.com/cyclowns/descentia [INFO] tweaked toml for git repo https://github.com/cyclowns/descentia written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/cyclowns/descentia already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 063a28159dd85e6ea4cb0dc817c43949444362a7cbd25053c841f75d5416f5f7 [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" "063a28159dd85e6ea4cb0dc817c43949444362a7cbd25053c841f75d5416f5f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "063a28159dd85e6ea4cb0dc817c43949444362a7cbd25053c841f75d5416f5f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "063a28159dd85e6ea4cb0dc817c43949444362a7cbd25053c841f75d5416f5f7", kill_on_drop: false }` [INFO] [stdout] 063a28159dd85e6ea4cb0dc817c43949444362a7cbd25053c841f75d5416f5f7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5abbce054801efbfca5b0938c541bfd26f6cf98460d7a51c634675dcbe4830ea [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" "5abbce054801efbfca5b0938c541bfd26f6cf98460d7a51c634675dcbe4830ea", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling proc-macro2 v1.0.3 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling serde v1.0.100 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling arrayvec v0.4.11 [INFO] [stderr] Compiling pkg-config v0.3.16 [INFO] [stderr] Compiling rayon-core v1.6.0 [INFO] [stderr] Compiling mint v0.5.1 [INFO] [stderr] Compiling crossbeam-utils v0.5.0 [INFO] [stderr] Compiling libm v0.1.4 [INFO] [stderr] Compiling nonzero_signed v1.0.3 [INFO] [stderr] Compiling tuple_utils v0.2.0 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Compiling openssl v0.10.24 [INFO] [stderr] Compiling winapi v0.3.8 [INFO] [stderr] Compiling indexmap v1.2.0 [INFO] [stderr] Compiling encoding_rs v0.8.19 [INFO] [stderr] Compiling fluent-locale v0.4.1 [INFO] [stderr] Compiling claxon v0.4.2 [INFO] [stderr] Compiling rgb v0.8.14 [INFO] [stderr] Compiling fluent-syntax v0.9.0 [INFO] [stderr] Compiling hashbrown v0.5.0 [INFO] [stderr] Compiling doc-comment v0.3.1 [INFO] [stderr] Compiling num-traits v0.2.8 [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 num-integer v0.1.41 [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 bincode v1.1.4 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling backtrace-sys v0.1.31 [INFO] [stderr] Compiling libloading v0.5.2 [INFO] [stderr] Compiling cmake v0.1.42 [INFO] [stderr] Compiling minimp3-sys v0.3.1 [INFO] [stderr] Compiling itertools v0.7.11 [INFO] [stderr] Compiling miniz_oxide v0.3.2 [INFO] [stderr] Compiling tokio-sync v0.1.6 [INFO] [stderr] Compiling gif v0.10.2 [INFO] [stderr] Compiling unicase v2.5.1 [INFO] [stderr] Compiling c2-chacha v0.2.2 [INFO] [stderr] Compiling crc v1.8.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling crossbeam-channel v0.3.9 [INFO] [stderr] Compiling tokio-executor v0.1.8 [INFO] [stderr] Compiling x11-dl v2.18.4 [INFO] [stderr] Compiling x11 v2.18.1 [INFO] [stderr] Compiling openssl-sys v0.9.49 [INFO] [stderr] Compiling alsa-sys v0.1.2 [INFO] [stderr] Compiling servo-fontconfig-sys v4.0.7 [INFO] [stderr] Compiling stb_truetype v0.3.0 [INFO] [stderr] Compiling rustc-hash v1.0.1 [INFO] [stderr] Compiling deflate v0.7.20 [INFO] [stderr] Compiling ogg v0.7.0 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Compiling err-derive v0.1.5 [INFO] [stderr] Compiling lexical-core v0.4.5 [INFO] [stderr] Compiling hyper v0.12.35 [INFO] [stderr] Compiling im v12.3.4 [INFO] [stderr] Compiling sentry v0.15.5 [INFO] [stderr] Compiling sized-chunks v0.1.3 [INFO] [stderr] Compiling intl_pluralrules v1.0.3 [INFO] [stderr] Compiling servo-freetype-sys v4.0.5 [INFO] [stderr] Compiling expat-sys v2.1.6 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling tokio-timer v0.2.11 [INFO] [stderr] Compiling tokio-current-thread v0.1.6 [INFO] [stderr] Compiling wayland-scanner v0.21.13 [INFO] [stderr] Compiling num_cpus v1.10.1 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling memmap v0.7.0 [INFO] [stderr] Compiling rand v0.5.6 [INFO] [stderr] Compiling shared_library v0.1.9 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling slice-deque v0.2.4 [INFO] [stderr] Compiling memmap v0.6.2 [INFO] [stderr] Compiling flate2 v1.0.11 [INFO] [stderr] Compiling hostname v0.1.5 [INFO] [stderr] Compiling uname v0.1.1 [INFO] [stderr] Compiling xcb v0.8.2 [INFO] [stderr] Compiling crossbeam-epoch v0.5.2 [INFO] [stderr] Compiling crossbeam-epoch v0.6.1 [INFO] [stderr] Compiling rustc_version_runtime v0.1.5 [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: 0x5576d06eadc5 - backtrace::backtrace::libunwind::trace::h5e2646fa3eddf2ea [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x5576d06eadc5 - backtrace::backtrace::trace_unsynchronized::hb95dd7f77ce47877 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5576d06eadc5 - std::sys_common::backtrace::_print_fmt::h5e71b67af43fd70d [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x5576d06eadc5 - ::fmt::hdb4a83d2b61107e5 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x5576d070ccec - core::fmt::write::ha20e7262fa3e8a7a [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x5576d06e88b2 - std::io::Write::write_fmt::h1aebfe8a5a79e36d [INFO] [stderr] at src/libstd/io/mod.rs:1537 [INFO] [stderr] 6: 0x5576d06ed200 - std::sys_common::backtrace::_print::h9c07314cc66ba539 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x5576d06ed200 - std::sys_common::backtrace::print::hd1fd65f49a2d8544 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x5576d06ed200 - std::panicking::default_hook::{{closure}}::h222da46485ab36fc [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x5576d06ecf4c - std::panicking::default_hook::hc5868949d129ed00 [INFO] [stderr] at src/libstd/panicking.rs:217 [INFO] [stderr] 10: 0x5576d06ed843 - std::panicking::rust_panic_with_hook::h26a6ab8b0993c0c8 [INFO] [stderr] at src/libstd/panicking.rs:526 [INFO] [stderr] 11: 0x5576d06ed43b - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:437 [INFO] [stderr] 12: 0x5576d070c0f1 - core::panicking::panic_fmt::h17139c2000299725 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 13: 0x5576d070bf13 - core::option::expect_none_failed::h972f96abb4ec8952 [INFO] [stderr] at src/libcore/option.rs:1269 [INFO] [stderr] 14: 0x5576d06c416b - core::result::Result::unwrap::ha405605699beb726 [INFO] [stderr] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libcore/result.rs:1005 [INFO] [stderr] 15: 0x5576d06c0805 - 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] 16: 0x5576d06c264b - std::rt::lang_start::{{closure}}::hc466a1c36600cec5 [INFO] [stderr] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x5576d06edc13 - std::rt::lang_start_internal::{{closure}}::h84a998219831fa70 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x5576d06edc13 - std::panicking::try::do_call::he8e1d689a3e26def [INFO] [stderr] at src/libstd/panicking.rs:348 [INFO] [stderr] 19: 0x5576d06edc13 - std::panicking::try::h264b6eebc2fa7bbf [INFO] [stderr] at src/libstd/panicking.rs:325 [INFO] [stderr] 20: 0x5576d06edc13 - std::panic::catch_unwind::hbf28fafa723b2128 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 21: 0x5576d06edc13 - std::rt::lang_start_internal::he959aa59bc3ec202 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 22: 0x5576d06c2627 - std::rt::lang_start::hc1eb2b7d99e61ef8 [INFO] [stderr] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/rt.rs:67 [INFO] [stderr] 23: 0x5576d06c189a - main [INFO] [stderr] 24: 0x7f17e991a0b3 - __libc_start_main [INFO] [stderr] 25: 0x5576d06c017e - _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" "5abbce054801efbfca5b0938c541bfd26f6cf98460d7a51c634675dcbe4830ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5abbce054801efbfca5b0938c541bfd26f6cf98460d7a51c634675dcbe4830ea", kill_on_drop: false }` [INFO] [stdout] 5abbce054801efbfca5b0938c541bfd26f6cf98460d7a51c634675dcbe4830ea