[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 try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fikrelln%2Fikrelln" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ikrelln/ikrelln on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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-11/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded python3-sys v0.2.1 [INFO] [stderr] Downloaded cpython v0.2.1 [INFO] [stderr] Downloaded openssl-sys v0.9.44 [INFO] [stderr] Downloaded libsqlite3-sys v0.14.0 [INFO] [stderr] Downloaded java-properties v1.2.0 [INFO] [stderr] Downloaded hocon v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8cad6b2d56ac7a3d2166bb461f0d915d4524d70cb1a54894db5811a3b9c4235b [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" "8cad6b2d56ac7a3d2166bb461f0d915d4524d70cb1a54894db5811a3b9c4235b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8cad6b2d56ac7a3d2166bb461f0d915d4524d70cb1a54894db5811a3b9c4235b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8cad6b2d56ac7a3d2166bb461f0d915d4524d70cb1a54894db5811a3b9c4235b", kill_on_drop: false }` [INFO] [stdout] 8cad6b2d56ac7a3d2166bb461f0d915d4524d70cb1a54894db5811a3b9c4235b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c1e62da7161e1c04799b3027b54f7f6d9ae799678babfe648ffca8ab55fe47ae [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" "c1e62da7161e1c04799b3027b54f7f6d9ae799678babfe648ffca8ab55fe47ae", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.48 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Compiling cc v1.0.29 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking lazycell v1.2.1 [INFO] [stderr] Checking encoding_index_tests v0.1.4 [INFO] [stderr] Compiling memchr v2.2.0 [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] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling crc32fast v1.1.2 [INFO] [stderr] Compiling openssl v0.10.19 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Checking try-lock v0.2.2 [INFO] [stderr] Compiling native-tls v0.2.2 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking linked-hash-map v0.4.2 [INFO] [stderr] Checking openssl-probe v0.1.2 [INFO] [stderr] Compiling pq-sys v0.4.6 [INFO] [stderr] Checking untrusted v0.6.2 [INFO] [stderr] Checking version_check v0.1.5 [INFO] [stderr] Checking sha1 v0.6.0 [INFO] [stderr] Compiling ikrelln v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking language-tags v0.2.2 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling backtrace v0.3.13 [INFO] [stderr] Checking tokio-sync v0.1.1 [INFO] [stderr] Compiling v_escape v0.7.2 [INFO] [stderr] Compiling unicase v2.2.0 [INFO] [stderr] Checking tower-service v0.1.0 [INFO] [stderr] Compiling actix-web v0.7.19 [INFO] [stderr] Checking humantime v1.2.0 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking encoding-index-singlebyte v1.20141219.5 [INFO] [stderr] Checking encoding-index-tradchinese v1.20141219.5 [INFO] [stderr] Checking encoding-index-simpchinese v1.20141219.5 [INFO] [stderr] Checking encoding-index-japanese v1.20141219.5 [INFO] [stderr] Checking encoding-index-korean v1.20141219.5 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.3 [INFO] [stderr] Checking regex-syntax v0.6.5 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Checking lru-cache v0.1.1 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Checking smallvec v0.6.8 [INFO] [stderr] Checking encoding_rs v0.8.17 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_chacha v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking want v0.0.6 [INFO] [stderr] Checking fern v0.5.8 [INFO] [stderr] Checking encoding v0.2.33 [INFO] [stderr] Checking tokio-executor v0.1.6 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Checking crossbeam-channel v0.3.8 [INFO] [stderr] Checking unicode-normalization v0.1.8 [INFO] [stderr] Checking libflate v0.1.20 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Checking mime v0.3.13 [INFO] [stderr] Compiling nom v4.2.0 [INFO] [stderr] Checking tokio-timer v0.2.10 [INFO] [stderr] Checking tokio-current-thread v0.1.4 [INFO] [stderr] Compiling rand_os v0.1.2 [INFO] [stderr] Checking aho-corasick v0.6.9 [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 rand v0.5.6 [INFO] [stderr] Checking socket2 v0.3.8 [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 phf v0.7.24 [INFO] [stderr] Checking crossbeam-deque v0.6.3 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Compiling openssl-sys v0.9.44 [INFO] [stderr] Compiling ring v0.13.5 [INFO] [stderr] Compiling brotli-sys v0.3.2 [INFO] [stderr] Compiling miniz-sys v0.1.11 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking bytes v0.4.11 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking resolv-conf v0.6.2 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking tokio-io v0.1.11 [INFO] [stderr] Checking http v0.1.17 [INFO] [stderr] Checking flate2 v1.0.6 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Compiling phf_codegen v0.7.24 [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: 0x56102a0fa61c - std::backtrace_rs::backtrace::libunwind::trace::h7630ba4cba718aa0 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stderr] 1: 0x56102a0fa61c - std::backtrace_rs::backtrace::trace_unsynchronized::he7498e79c157f5ac [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x56102a0fa61c - std::sys_common::backtrace::_print_fmt::hdaebadaee17bca49 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x56102a0fa61c - ::fmt::h82b0e3aaf8a96140 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x56102a11781c - core::fmt::write::h72801a82c94e6ff1 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/core/src/fmt/mod.rs:1149:17 [INFO] [stderr] 5: 0x56102a0f7345 - std::io::Write::write_fmt::hc2da38dc44811df8 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/io/mod.rs:1697:15 [INFO] [stderr] 6: 0x56102a0fbc20 - std::sys_common::backtrace::_print::h1c9a1d19c48821c1 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x56102a0fbc20 - std::sys_common::backtrace::print::h7ce8802039fa9d0e [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x56102a0fbc20 - std::panicking::default_hook::{{closure}}::hb2a74a8c1499c326 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/panicking.rs:211:50 [INFO] [stderr] 9: 0x56102a0fb7cb - std::panicking::default_hook::hf4f180b00076f2b2 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/panicking.rs:228:9 [INFO] [stderr] 10: 0x56102a0fc2d4 - std::panicking::rust_panic_with_hook::he85ce8435493b711 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/panicking.rs:606:17 [INFO] [stderr] 11: 0x56102a0fbdb0 - std::panicking::begin_panic_handler::{{closure}}::h31e15f69e6235bd2 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/panicking.rs:502:13 [INFO] [stderr] 12: 0x56102a0faad4 - std::sys_common::backtrace::__rust_end_short_backtrace::hfce2fadb61aaa3ae [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/sys_common/backtrace.rs:139:18 [INFO] [stderr] 13: 0x56102a0fbd19 - rust_begin_unwind [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/panicking.rs:498:5 [INFO] [stderr] 14: 0x56102a0d5f21 - core::panicking::panic_fmt::h7b8580d81fcbbacd [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/core/src/panicking.rs:107:14 [INFO] [stderr] 15: 0x56102a0d5fb3 - core::result::unwrap_failed::h885d3f7beb571353 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/core/src/result.rs:1613:5 [INFO] [stderr] 16: 0x56102a0e111d - core::result::Result::unwrap::hd18262d6b5ac2606 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/core/src/result.rs:1295:23 [INFO] [stderr] 17: 0x56102a0dbcdb - build_script_build::main::h887301de1a75820b [INFO] [stderr] at /opt/rustwide/workdir/build.rs:88:24 [INFO] [stderr] 18: 0x56102a0dcc5b - core::ops::function::FnOnce::call_once::h07b62bba2dc32f65 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x56102a0dcbfe - std::sys_common::backtrace::__rust_begin_short_backtrace::hadcf808436af0f34 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/sys_common/backtrace.rs:123:18 [INFO] [stderr] 20: 0x56102a0dbf71 - std::rt::lang_start::{{closure}}::h34ae99063a4f4dc5 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/rt.rs:145:18 [INFO] [stderr] 21: 0x56102a0f9e61 - core::ops::function::impls:: for &F>::call_once::h0e73392810ecd318 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x56102a0f9e61 - std::panicking::try::do_call::h12dcb4a4f352a507 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/panicking.rs:406:40 [INFO] [stderr] 23: 0x56102a0f9e61 - std::panicking::try::h0d978c76ab4a3863 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/panicking.rs:370:19 [INFO] [stderr] 24: 0x56102a0f9e61 - std::panic::catch_unwind::hab40227675186980 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/panic.rs:133:14 [INFO] [stderr] 25: 0x56102a0f9e61 - std::rt::lang_start_internal::{{closure}}::hc34786299e7d2cf7 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/rt.rs:128:48 [INFO] [stderr] 26: 0x56102a0f9e61 - std::panicking::try::do_call::h38e7a9128f21d387 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/panicking.rs:406:40 [INFO] [stderr] 27: 0x56102a0f9e61 - std::panicking::try::h32d4e72fd8922bce [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/panicking.rs:370:19 [INFO] [stderr] 28: 0x56102a0f9e61 - std::panic::catch_unwind::h9a345671d889d41f [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/panic.rs:133:14 [INFO] [stderr] 29: 0x56102a0f9e61 - std::rt::lang_start_internal::h9e691a4f557eb2a3 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/rt.rs:128:20 [INFO] [stderr] 30: 0x56102a0dbf40 - std::rt::lang_start::h865add8058527285 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/rt.rs:144:17 [INFO] [stderr] 31: 0x56102a0dbf0c - main [INFO] [stderr] 32: 0x7ff32bf4a0b3 - __libc_start_main [INFO] [stderr] 33: 0x56102a0d661e - _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" "c1e62da7161e1c04799b3027b54f7f6d9ae799678babfe648ffca8ab55fe47ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c1e62da7161e1c04799b3027b54f7f6d9ae799678babfe648ffca8ab55fe47ae", kill_on_drop: false }` [INFO] [stdout] c1e62da7161e1c04799b3027b54f7f6d9ae799678babfe648ffca8ab55fe47ae