[INFO] cloning repository https://github.com/ikrelln/ikrelln [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ikrelln/ikrelln" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fikrelln%2Fikrelln", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fikrelln%2Fikrelln'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 939c33aaaa58c373cfde985f997f7e2adf1a3151 [INFO] checking ikrelln/ikrelln against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fikrelln%2Fikrelln" "/workspace/builds/worker-95/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-95/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ikrelln/ikrelln on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ikrelln/ikrelln [INFO] finished tweaking git repo https://github.com/ikrelln/ikrelln [INFO] tweaked toml for git repo https://github.com/ikrelln/ikrelln written to /workspace/builds/worker-95/source/Cargo.toml [INFO] crate git repo https://github.com/ikrelln/ikrelln already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--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-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5c69811a74d5aad0297edac9bb2d081508a1f1cc0809f6028d9e7bcf3ef5354f [INFO] running `Command { std: "docker" "start" "-a" "5c69811a74d5aad0297edac9bb2d081508a1f1cc0809f6028d9e7bcf3ef5354f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5c69811a74d5aad0297edac9bb2d081508a1f1cc0809f6028d9e7bcf3ef5354f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c69811a74d5aad0297edac9bb2d081508a1f1cc0809f6028d9e7bcf3ef5354f", kill_on_drop: false }` [INFO] [stdout] 5c69811a74d5aad0297edac9bb2d081508a1f1cc0809f6028d9e7bcf3ef5354f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7fcd3a699b8796101b389417091ae2b6fd079ffa8188f4e1b0d69eadeb943391 [INFO] running `Command { std: "docker" "start" "-a" "7fcd3a699b8796101b389417091ae2b6fd079ffa8188f4e1b0d69eadeb943391", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.48 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling cc v1.0.29 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Compiling serde v1.0.91 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking rustc-demangle v0.1.13 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking itoa v0.4.3 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Compiling crc32fast v1.1.2 [INFO] [stderr] Compiling openssl v0.10.19 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Checking string v0.1.3 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Checking linked-hash-map v0.4.2 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Compiling native-tls v0.2.2 [INFO] [stderr] Checking arc-swap v0.3.7 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Checking dtoa v0.4.3 [INFO] [stderr] Compiling unicode-segmentation v1.2.1 [INFO] [stderr] Compiling ikrelln v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking language-tags v0.2.2 [INFO] [stderr] Checking sha1 v0.6.0 [INFO] [stderr] Checking termcolor v1.0.4 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Checking rand_jitter v0.1.3 [INFO] [stderr] Checking tokio-sync v0.1.1 [INFO] [stderr] Checking regex-syntax v0.6.5 [INFO] [stderr] Checking tower-service v0.1.0 [INFO] [stderr] Compiling pq-sys v0.4.6 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Checking encoding_rs v0.8.17 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking nom v4.2.0 [INFO] [stderr] Checking lru-cache v0.1.1 [INFO] [stderr] Checking tokio-executor v0.1.6 [INFO] [stderr] Checking want v0.0.6 [INFO] [stderr] Checking fern v0.5.8 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Compiling miniz-sys v0.1.11 [INFO] [stderr] Compiling ring v0.13.5 [INFO] [stderr] Compiling brotli-sys v0.3.2 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking libflate v0.1.20 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling backtrace v0.3.13 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling unicase v2.2.0 [INFO] [stderr] Compiling v_escape v0.7.2 [INFO] [stderr] Compiling actix-web v0.7.19 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Checking humantime v1.2.0 [INFO] [stderr] Checking tokio-timer v0.2.10 [INFO] [stderr] Checking tokio-current-thread v0.1.4 [INFO] [stderr] Checking smallvec v0.6.8 [INFO] [stderr] Compiling rand_os v0.1.2 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking num_cpus v1.9.0 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking socket2 v0.3.8 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking hostname v0.1.5 [INFO] [stderr] Checking signal-hook v0.1.7 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking num-integer v0.1.39 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Checking mime v0.3.13 [INFO] [stderr] Checking crossbeam-deque v0.6.3 [INFO] [stderr] Checking flate2 v1.0.6 [INFO] [stderr] Checking bytes v0.4.11 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking unicode-normalization v0.1.8 [INFO] [stderr] Checking crossbeam-channel v0.3.8 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Checking java-properties v1.2.0 [INFO] [stderr] Checking env_logger v0.6.1 [INFO] [stderr] Checking resolv-conf v0.6.2 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling openssl-sys v0.9.44 [INFO] [stderr] Checking phf v0.7.24 [INFO] [stderr] Checking tokio-io v0.1.11 [INFO] [stderr] Checking http v0.1.17 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking brotli2 v0.3.2 [INFO] [stderr] error: failed to run custom build command for `ikrelln v0.3.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/ikrelln-43ef7746d1cd2c0e/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" }', build.rs:88:58 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x557dea9b3fec - std::backtrace_rs::backtrace::libunwind::trace::h2ab374bc2a3b7023 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x557dea9b3fec - std::backtrace_rs::backtrace::trace_unsynchronized::h128cb5178b04dc46 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x557dea9b3fec - std::sys_common::backtrace::_print_fmt::h5344f9eefca2041f [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x557dea9b3fec - ::fmt::h213003bc5c7acf04 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x557dea9d1b0c - core::fmt::write::h78bf85fc3e93663f [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/core/src/fmt/mod.rs:1126:17 [INFO] [stderr] 5: 0x557dea9b16d5 - std::io::Write::write_fmt::he619515c888f21a5 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/io/mod.rs:1667:15 [INFO] [stderr] 6: 0x557dea9b56e0 - std::sys_common::backtrace::_print::hf706674f77848203 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x557dea9b56e0 - std::sys_common::backtrace::print::hf0b6c7a88804ec56 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x557dea9b56e0 - std::panicking::default_hook::{{closure}}::h2dde766cd83a333a [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:210:50 [INFO] [stderr] 9: 0x557dea9b5297 - std::panicking::default_hook::h501e3b2e134eb149 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:227:9 [INFO] [stderr] 10: 0x557dea9b5d94 - std::panicking::rust_panic_with_hook::hc09e869c4cf00885 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:624:17 [INFO] [stderr] 11: 0x557dea9b5870 - std::panicking::begin_panic_handler::{{closure}}::hc2c6d70142458fc8 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:521:13 [INFO] [stderr] 12: 0x557dea9b4494 - std::sys_common::backtrace::__rust_end_short_backtrace::had58f7c459a1cd6e [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x557dea9b57d9 - rust_begin_unwind [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:517:5 [INFO] [stderr] 14: 0x557dea98dfe1 - core::panicking::panic_fmt::hf443e5eeb6cc9eab [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/core/src/panicking.rs:103:14 [INFO] [stderr] 15: 0x557dea98e073 - core::result::unwrap_failed::h885d3f7beb571353 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/core/src/result.rs:1617:5 [INFO] [stderr] 16: 0x557dea9902cd - core::result::Result::unwrap::hc4c5e7dcb26238cb [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/core/src/result.rs:1299:23 [INFO] [stderr] 17: 0x557dea99950d - build_script_build::main::h887301de1a75820b [INFO] [stderr] at /opt/rustwide/workdir/build.rs:88:24 [INFO] [stderr] 18: 0x557dea99a34b - core::ops::function::FnOnce::call_once::h07b62bba2dc32f65 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x557dea990dde - std::sys_common::backtrace::__rust_begin_short_backtrace::hbc197e30b6f5e300 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x557dea9997a1 - std::rt::lang_start::{{closure}}::hd288158174234aa3 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/rt.rs:64:18 [INFO] [stderr] 21: 0x557dea9b629a - core::ops::function::impls:: for &F>::call_once::hab43eb8ec758341e [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x557dea9b629a - std::panicking::try::do_call::hb667fefd650e964d [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:403:40 [INFO] [stderr] 23: 0x557dea9b629a - std::panicking::try::hc279775c9409768d [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:367:19 [INFO] [stderr] 24: 0x557dea9b629a - std::panic::catch_unwind::hbe8b6ecc84f73073 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panic.rs:133:14 [INFO] [stderr] 25: 0x557dea9b629a - std::rt::lang_start_internal::{{closure}}::hb04fdaef496a162b [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/rt.rs:46:48 [INFO] [stderr] 26: 0x557dea9b629a - std::panicking::try::do_call::habca359de051411d [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:403:40 [INFO] [stderr] 27: 0x557dea9b629a - std::panicking::try::h24c556a6948e0937 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:367:19 [INFO] [stderr] 28: 0x557dea9b629a - std::panic::catch_unwind::h58075d47f5a308d8 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panic.rs:133:14 [INFO] [stderr] 29: 0x557dea9b629a - std::rt::lang_start_internal::h3d20dc1537d76758 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/rt.rs:46:20 [INFO] [stderr] 30: 0x557dea999770 - std::rt::lang_start::h77f10cd0ddd56279 [INFO] [stderr] at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/rt.rs:63:17 [INFO] [stderr] 31: 0x557dea99973c - main [INFO] [stderr] 32: 0x7f47454690b3 - __libc_start_main [INFO] [stderr] 33: 0x557dea98e73e - _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" "7fcd3a699b8796101b389417091ae2b6fd079ffa8188f4e1b0d69eadeb943391", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7fcd3a699b8796101b389417091ae2b6fd079ffa8188f4e1b0d69eadeb943391", kill_on_drop: false }` [INFO] [stdout] 7fcd3a699b8796101b389417091ae2b6fd079ffa8188f4e1b0d69eadeb943391