[INFO] fetching crate assemblylift-core-iomod 0.3.0... [INFO] checking assemblylift-core-iomod-0.3.0 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789 [INFO] extracting crate assemblylift-core-iomod 0.3.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate assemblylift-core-iomod 0.3.0 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate assemblylift-core-iomod 0.3.0 [INFO] finished tweaking crates.io crate assemblylift-core-iomod 0.3.0 [INFO] tweaked toml for crates.io crate assemblylift-core-iomod 0.3.0 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4e7ba8c0d1a2ef6ab696864ba5218f20295519c70fb40b0ff721661ff708cdc2 [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" "4e7ba8c0d1a2ef6ab696864ba5218f20295519c70fb40b0ff721661ff708cdc2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4e7ba8c0d1a2ef6ab696864ba5218f20295519c70fb40b0ff721661ff708cdc2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e7ba8c0d1a2ef6ab696864ba5218f20295519c70fb40b0ff721661ff708cdc2", kill_on_drop: false }` [INFO] [stdout] 4e7ba8c0d1a2ef6ab696864ba5218f20295519c70fb40b0ff721661ff708cdc2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9ce987f8653a44ef5b39aabcd9daf1477c2f7913c6fefc5575209c7a8bf8cff8 [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" "9ce987f8653a44ef5b39aabcd9daf1477c2f7913c6fefc5575209c7a8bf8cff8", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling syn v1.0.70 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking futures-core v0.3.14 [INFO] [stderr] Checking pin-project-lite v0.2.6 [INFO] [stderr] Checking futures-io v0.3.14 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking slab v0.4.3 [INFO] [stderr] Checking futures-task v0.3.14 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Compiling tokio v1.5.0 [INFO] [stderr] Checking libloading v0.6.7 [INFO] [stderr] Compiling assemblylift-core-iomod v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking futures-channel v0.3.14 [INFO] [stderr] Checking mio v0.7.11 [INFO] [stderr] error: failed to run custom build command for `assemblylift-core-iomod v0.3.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/assemblylift-core-iomod-19972478c49c2ed9/build-script-build` (exit status: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rustc-env=RUSTC_VERSION=1.53.0-nightly [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] could not open file "src/iomod_capnp.rs" for writing: Read-only file system (os error 30) [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Error { kind: Failed, description: "Error while trying to execute `capnp compile`: Failed: Read-only file system (os error 30). Please verify that version 0.5.2 or higher of the capnp executable is installed on your system. See https://capnproto.org/install.html" }', build.rs:11:10 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55a0f5ae4e90 - std::backtrace_rs::backtrace::libunwind::trace::hec7eaac9435d3512 [INFO] [stderr] at /rustc/836c31742687ba4e2f857b5b698e1e9e6b67619c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55a0f5ae4e90 - std::backtrace_rs::backtrace::trace_unsynchronized::h42791b8fa12b7daa [INFO] [stderr] at /rustc/836c31742687ba4e2f857b5b698e1e9e6b67619c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55a0f5ae4e90 - std::sys_common::backtrace::_print_fmt::h3da3ebe04fb665a8 [INFO] [stderr] at /rustc/836c31742687ba4e2f857b5b698e1e9e6b67619c/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55a0f5ae4e90 - ::fmt::he40bcdde3c4491cd [INFO] [stderr] at /rustc/836c31742687ba4e2f857b5b698e1e9e6b67619c/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55a0f5b0799f - core::fmt::write::h2c729149c08098ab [INFO] [stderr] at /rustc/836c31742687ba4e2f857b5b698e1e9e6b67619c/library/core/src/fmt/mod.rs:1094:17 [INFO] [stderr] 5: 0x55a0f5ae2205 - std::io::Write::write_fmt::h28e0f2f58b8d7b7e [INFO] [stderr] at /rustc/836c31742687ba4e2f857b5b698e1e9e6b67619c/library/std/src/io/mod.rs:1580:15 [INFO] [stderr] 6: 0x55a0f5ae6b6b - std::sys_common::backtrace::_print::h7f0223b1e3d898fc [INFO] [stderr] at /rustc/836c31742687ba4e2f857b5b698e1e9e6b67619c/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55a0f5ae6b6b - std::sys_common::backtrace::print::h58edd634a14c2d4c [INFO] [stderr] at /rustc/836c31742687ba4e2f857b5b698e1e9e6b67619c/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55a0f5ae6b6b - std::panicking::default_hook::{{closure}}::h71657a7591430164 [INFO] [stderr] at /rustc/836c31742687ba4e2f857b5b698e1e9e6b67619c/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55a0f5ae664d - std::panicking::default_hook::hcdf4eb5db072c85b [INFO] [stderr] at /rustc/836c31742687ba4e2f857b5b698e1e9e6b67619c/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55a0f5ae711d - std::panicking::rust_panic_with_hook::hfb91e961ffb5b8e0 [INFO] [stderr] at /rustc/836c31742687ba4e2f857b5b698e1e9e6b67619c/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x55a0f5ae6d17 - std::panicking::begin_panic_handler::{{closure}}::h984d540e84311150 [INFO] [stderr] at /rustc/836c31742687ba4e2f857b5b698e1e9e6b67619c/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x55a0f5ae532c - std::sys_common::backtrace::__rust_end_short_backtrace::h32354258ff2aecd1 [INFO] [stderr] at /rustc/836c31742687ba4e2f857b5b698e1e9e6b67619c/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55a0f5ae6c79 - rust_begin_unwind [INFO] [stderr] at /rustc/836c31742687ba4e2f857b5b698e1e9e6b67619c/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x55a0f5a05071 - core::panicking::panic_fmt::he3827412471ccbb1 [INFO] [stderr] at /rustc/836c31742687ba4e2f857b5b698e1e9e6b67619c/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x55a0f5a05163 - core::result::unwrap_failed::h6e66654d198da7bd [INFO] [stderr] at /rustc/836c31742687ba4e2f857b5b698e1e9e6b67619c/library/core/src/result.rs:1355:5 [INFO] [stderr] 16: 0x55a0f5a07558 - core::result::Result::unwrap::hdcd0d2c21af5e0e3 [INFO] [stderr] at /rustc/836c31742687ba4e2f857b5b698e1e9e6b67619c/library/core/src/result.rs:1037:23 [INFO] [stderr] 17: 0x55a0f5a077e9 - build_script_build::main::h28434fd2973ec7cf [INFO] [stderr] at /opt/rustwide/workdir/build.rs:7:5 [INFO] [stderr] 18: 0x55a0f5a065eb - core::ops::function::FnOnce::call_once::he60e5857d98ce34e [INFO] [stderr] at /rustc/836c31742687ba4e2f857b5b698e1e9e6b67619c/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55a0f5a067ce - std::sys_common::backtrace::__rust_begin_short_backtrace::h89e6322fbe7bb3b2 [INFO] [stderr] at /rustc/836c31742687ba4e2f857b5b698e1e9e6b67619c/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x55a0f5a07691 - std::rt::lang_start::{{closure}}::h1ebd2ad1ba3dca46 [INFO] [stderr] at /rustc/836c31742687ba4e2f857b5b698e1e9e6b67619c/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x55a0f5ae751a - core::ops::function::impls:: for &F>::call_once::hd5953dadf0bc8f54 [INFO] [stderr] at /rustc/836c31742687ba4e2f857b5b698e1e9e6b67619c/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55a0f5ae751a - std::panicking::try::do_call::h23b369f1996fb7d4 [INFO] [stderr] at /rustc/836c31742687ba4e2f857b5b698e1e9e6b67619c/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x55a0f5ae751a - std::panicking::try::he017ee9ed6bce192 [INFO] [stderr] at /rustc/836c31742687ba4e2f857b5b698e1e9e6b67619c/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x55a0f5ae751a - std::panic::catch_unwind::hbfb892340a78b30d [INFO] [stderr] at /rustc/836c31742687ba4e2f857b5b698e1e9e6b67619c/library/std/src/panic.rs:431:14 [INFO] [stderr] 25: 0x55a0f5ae751a - std::rt::lang_start_internal::hce6e4c0ce56abb51 [INFO] [stderr] at /rustc/836c31742687ba4e2f857b5b698e1e9e6b67619c/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x55a0f5a07670 - std::rt::lang_start::h96a2aa5dc79356d6 [INFO] [stderr] at /rustc/836c31742687ba4e2f857b5b698e1e9e6b67619c/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x55a0f5a0787c - main [INFO] [stderr] 28: 0x7ff10992d0b3 - __libc_start_main [INFO] [stderr] 29: 0x55a0f5a057ce - _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" "9ce987f8653a44ef5b39aabcd9daf1477c2f7913c6fefc5575209c7a8bf8cff8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9ce987f8653a44ef5b39aabcd9daf1477c2f7913c6fefc5575209c7a8bf8cff8", kill_on_drop: false }` [INFO] [stdout] 9ce987f8653a44ef5b39aabcd9daf1477c2f7913c6fefc5575209c7a8bf8cff8