[INFO] fetching crate assemblylift-core-iomod 0.2.1... [INFO] testing assemblylift-core-iomod-0.2.1 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296 [INFO] extracting crate assemblylift-core-iomod 0.2.1 into /workspace/builds/worker-11/source [INFO] validating manifest of crates.io crate assemblylift-core-iomod 0.2.1 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate assemblylift-core-iomod 0.2.1 [INFO] finished tweaking crates.io crate assemblylift-core-iomod 0.2.1 [INFO] tweaked toml for crates.io crate assemblylift-core-iomod 0.2.1 written to /workspace/builds/worker-11/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 57da7bf26464705e33d9e765be6fa6b5c399fc3dde0760aaec4cdeb12b927eac [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" "57da7bf26464705e33d9e765be6fa6b5c399fc3dde0760aaec4cdeb12b927eac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "57da7bf26464705e33d9e765be6fa6b5c399fc3dde0760aaec4cdeb12b927eac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "57da7bf26464705e33d9e765be6fa6b5c399fc3dde0760aaec4cdeb12b927eac", kill_on_drop: false }` [INFO] [stdout] 57da7bf26464705e33d9e765be6fa6b5c399fc3dde0760aaec4cdeb12b927eac [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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e51beae723cc849086def9ad28058decdfa91f8b9409ba86c1ecb3595585f86f [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" "e51beae723cc849086def9ad28058decdfa91f8b9409ba86c1ecb3595585f86f", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.52 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling cc v1.0.65 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling cranelift-entity v0.59.0 [INFO] [stderr] Compiling hashbrown v0.9.1 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling target-lexicon v0.10.0 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling cranelift-codegen-shared v0.59.0 [INFO] [stderr] Compiling futures-core v0.3.8 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling subtle v2.3.0 [INFO] [stderr] Compiling futures-sink v0.3.8 [INFO] [stderr] Compiling constant_time_eq v0.1.5 [INFO] [stderr] Compiling arrayref v0.3.6 [INFO] [stderr] Compiling arrayvec v0.5.2 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling capnp v0.13.6 [INFO] [stderr] Compiling nix v0.15.0 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling wasmparser v0.51.4 [INFO] [stderr] Compiling hex v0.4.2 [INFO] [stderr] Compiling pin-project-lite v0.1.11 [INFO] [stderr] Compiling bytes v0.5.6 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling libloading v0.6.5 [INFO] [stderr] Compiling lock_api v0.3.4 [INFO] [stderr] Compiling cranelift-bforest v0.59.0 [INFO] [stderr] Compiling cranelift-codegen-meta v0.59.0 [INFO] [stderr] Compiling futures-task v0.3.8 [INFO] [stderr] Compiling futures-channel v0.3.8 [INFO] [stderr] Compiling indexmap v1.6.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling paste-impl v0.1.18 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling capnpc v0.13.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.1 [INFO] [stderr] Compiling crossbeam-channel v0.5.0 [INFO] [stderr] Compiling blake3 v0.3.7 [INFO] [stderr] Compiling raw-cpuid v7.0.3 [INFO] [stderr] Compiling paste v0.1.18 [INFO] [stderr] Compiling crossbeam-deque v0.8.0 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling crypto-mac v0.8.0 [INFO] [stderr] Compiling digest v0.9.0 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling net2 v0.2.36 [INFO] [stderr] Compiling parking_lot_core v0.7.2 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling errno v0.2.7 [INFO] [stderr] Compiling page_size v0.4.2 [INFO] [stderr] Compiling signal-hook-registry v1.2.2 [INFO] [stderr] Compiling memmap v0.7.0 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling parking_lot v0.10.2 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling wasmer-runtime-core-asml-fork v0.1.1 [INFO] [stderr] Compiling assemblylift-core-iomod v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] error: failed to run custom build command for `assemblylift-core-iomod v0.2.1 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/assemblylift-core-iomod-19c17d9b475b1ac3/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rustc-env=RUSTC_VERSION=1.50.0-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: 0x55b9f79da8b0 - std::backtrace_rs::backtrace::libunwind::trace::h95fc93571932622e [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55b9f79da8b0 - std::backtrace_rs::backtrace::trace_unsynchronized::h4d0b90afc33151fd [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55b9f79da8b0 - std::sys_common::backtrace::_print_fmt::h93d302d001a3bf01 [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55b9f79da8b0 - ::fmt::h7881e3a580134f9a [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55b9f79fdb1c - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x55b9f79d6ec2 - std::io::Write::write_fmt::h24485de26f355188 [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/io/mod.rs:1519:15 [INFO] [stderr] 6: 0x55b9f79dcb75 - std::sys_common::backtrace::_print::h3e3f9fed81bc11e9 [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55b9f79dcb75 - std::sys_common::backtrace::print::hd22ac23fed5071c8 [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55b9f79dcb75 - std::panicking::default_hook::{{closure}}::h1647bdcf68060e17 [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55b9f79dc6ca - std::panicking::default_hook::hb08853b392b9404b [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55b9f79dd311 - std::panicking::rust_panic_with_hook::h3624ee29da369ede [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x55b9f79dce57 - std::panicking::begin_panic_handler::{{closure}}::hefcfcedcde6bb6d9 [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x55b9f79dad6c - std::sys_common::backtrace::__rust_end_short_backtrace::heb130cec93caa706 [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55b9f79dcdb9 - rust_begin_unwind [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x55b9f79fc001 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x55b9f79fbe23 - core::option::expect_none_failed::he492a18657d97593 [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/option.rs:1268:5 [INFO] [stderr] 16: 0x55b9f78ee20a - core::result::Result::unwrap::hbc110bb4811a450f [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/result.rs:973:23 [INFO] [stderr] 17: 0x55b9f78edd63 - build_script_build::main::h27b2ca16349014d7 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:7:5 [INFO] [stderr] 18: 0x55b9f78ed00b - core::ops::function::FnOnce::call_once::h4cf6d9a68f2c473b [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55b9f78ed27e - std::sys_common::backtrace::__rust_begin_short_backtrace::h9dd9327b40617940 [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x55b9f78ee361 - std::rt::lang_start::{{closure}}::ha8625fdb7cfb785e [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x55b9f79dd737 - core::ops::function::impls:: for &F>::call_once::h194d6aa01fb6b594 [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55b9f79dd737 - std::panicking::try::do_call::h4ef477456776cccb [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x55b9f79dd737 - std::panicking::try::h7f2121b6bb3bbca4 [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x55b9f79dd737 - std::panic::catch_unwind::he974d0ca04309948 [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panic.rs:396:14 [INFO] [stderr] 25: 0x55b9f79dd737 - std::rt::lang_start_internal::h36e9e78490120b9f [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x55b9f78ee337 - std::rt::lang_start::h0bcd512cc66b1f00 [INFO] [stderr] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x55b9f78eddfa - main [INFO] [stderr] 28: 0x7f7ed2dfe0b3 - __libc_start_main [INFO] [stderr] 29: 0x55b9f78ec0be - _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" "e51beae723cc849086def9ad28058decdfa91f8b9409ba86c1ecb3595585f86f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e51beae723cc849086def9ad28058decdfa91f8b9409ba86c1ecb3595585f86f", kill_on_drop: false }` [INFO] [stdout] e51beae723cc849086def9ad28058decdfa91f8b9409ba86c1ecb3595585f86f