[INFO] fetching crate assemblylift-core-iomod 0.4.0-alpha.10...
[INFO] checking assemblylift-core-iomod-0.4.0-alpha.10 against master#b286722878e18db29a7fbe672be7c4d3b02e8e4d for pr-127655
[INFO] extracting crate assemblylift-core-iomod 0.4.0-alpha.10 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate assemblylift-core-iomod 0.4.0-alpha.10 on toolchain b286722878e18db29a7fbe672be7c4d3b02e8e4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate assemblylift-core-iomod 0.4.0-alpha.10
[INFO] finished tweaking crates.io crate assemblylift-core-iomod 0.4.0-alpha.10
[INFO] tweaked toml for crates.io crate assemblylift-core-iomod 0.4.0-alpha.10 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 74 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.22.0 (latest: v0.23.0)
[INFO] [stderr]       Adding capnp v0.15.3 (latest: v0.19.6)
[INFO] [stderr]       Adding capnp-futures v0.15.3 (latest: v0.19.0)
[INFO] [stderr]       Adding capnp-rpc v0.15.1 (latest: v0.19.2)
[INFO] [stderr]       Adding capnpc v0.15.2 (latest: v0.19.0)
[INFO] [stderr]       Adding gimli v0.29.0 (latest: v0.30.0)
[INFO] [stderr]       Adding hermit-abi v0.3.9 (latest: v0.4.0)
[INFO] [stderr]       Adding mio v0.8.11 (latest: v1.0.0)
[INFO] [stderr]       Adding tokio-util v0.6.10 (latest: v0.7.11)
[INFO] [stderr]       Adding toml v0.5.11 (latest: v0.8.14)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.1+wasi-0.2.0)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.52.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded capnp v0.15.3
[INFO] [stderr]   Downloaded capnp-futures v0.15.3
[INFO] [stderr]   Downloaded assemblylift-core-io-common v0.3.0
[INFO] [stderr]   Downloaded capnp-rpc v0.15.1
[INFO] [stderr]   Downloaded capnpc v0.15.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dfd21a01f496bf18cb2e1963901479b71b035dca611c06f8cda31157814f0741
[INFO] running `Command { std: "docker" "start" "-a" "dfd21a01f496bf18cb2e1963901479b71b035dca611c06f8cda31157814f0741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfd21a01f496bf18cb2e1963901479b71b035dca611c06f8cda31157814f0741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfd21a01f496bf18cb2e1963901479b71b035dca611c06f8cda31157814f0741", kill_on_drop: false }`
[INFO] [stdout] dfd21a01f496bf18cb2e1963901479b71b035dca611c06f8cda31157814f0741
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48bd02edac9d3492b81279b3568eee63479302b9d180d3b675d8d1c00fcc36fb
[INFO] running `Command { std: "docker" "start" "-a" "48bd02edac9d3492b81279b3568eee63479302b9d180d3b675d8d1c00fcc36fb", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling capnp v0.15.3
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling tokio-macros v2.3.0
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking assemblylift-core-io-common v0.3.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking tokio v1.38.0
[INFO] [stderr]    Compiling capnpc v0.15.2
[INFO] [stderr]    Compiling assemblylift-core-iomod v0.4.0-alpha.10 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `assemblylift-core-iomod v0.4.0-alpha.10 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/assemblylift-core-iomod-809aa52a3ecb483d/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rustc-env=RUSTC_VERSION=1.81.0-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 build.rs:11:10:
[INFO] [stderr]   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" }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55cb9cf4b195 - std::backtrace_rs::backtrace::libunwind::trace::h8cc2bfa11de1a28b
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stderr]      1:     0x55cb9cf4b195 - std::backtrace_rs::backtrace::trace_unsynchronized::h620e1efc8805fde9
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55cb9cf4b195 - std::sys::backtrace::_print_fmt::hc295e2a76a1b9bfa
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/std/src/sys/backtrace.rs:68:5
[INFO] [stderr]      3:     0x55cb9cf4b195 - <std::sys::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hae7f6d80eb1a8d18
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/std/src/sys/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55cb9cf7077b - core::fmt::rt::Argument::fmt::h1f862ed6fa22ac7b
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x55cb9cf7077b - core::fmt::write::hb464b274d8cec3fe
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/core/src/fmt/mod.rs:1182:21
[INFO] [stderr]      6:     0x55cb9cf4850f - std::io::Write::write_fmt::h553dbdb2db412840
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/std/src/io/mod.rs:1835:15
[INFO] [stderr]      7:     0x55cb9cf4af6e - std::sys::backtrace::_print::hf2bb3314a5314867
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/std/src/sys/backtrace.rs:47:5
[INFO] [stderr]      8:     0x55cb9cf4af6e - std::sys::backtrace::print::h8581301be95ade94
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/std/src/sys/backtrace.rs:34:9
[INFO] [stderr]      9:     0x55cb9cf4c219 - std::panicking::default_hook::{{closure}}::h4266ec87974cde68
[INFO] [stderr]     10:     0x55cb9cf4bfbc - std::panicking::default_hook::h8eee0dbb06aa6ac8
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x55cb9cf4c761 - std::panicking::rust_panic_with_hook::h94b600c75806257e
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/std/src/panicking.rs:796:13
[INFO] [stderr]     12:     0x55cb9cf4c657 - std::panicking::begin_panic_handler::{{closure}}::hf610a23b5d2da127
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/std/src/panicking.rs:670:13
[INFO] [stderr]     13:     0x55cb9cf4b659 - std::sys::backtrace::__rust_end_short_backtrace::h75905db3e001b025
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/std/src/sys/backtrace.rs:171:18
[INFO] [stderr]     14:     0x55cb9cf4c2e4 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/std/src/panicking.rs:661:5
[INFO] [stderr]     15:     0x55cb9cf6eb23 - core::panicking::panic_fmt::he99d4a751ba313cf
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/core/src/panicking.rs:74:14
[INFO] [stderr]     16:     0x55cb9cf6f036 - core::result::unwrap_failed::hdf27c28047460022
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/core/src/result.rs:1679:5
[INFO] [stderr]     17:     0x55cb9ce7cf79 - build_script_build::main::h440fbdb1097ef3cc
[INFO] [stderr]     18:     0x55cb9ce7bed3 - core::ops::function::FnOnce::call_once::hb30563879efb67b9
[INFO] [stderr]     19:     0x55cb9ce7bce6 - std::sys::backtrace::__rust_begin_short_backtrace::hee9a72d43d8636b7
[INFO] [stderr]     20:     0x55cb9ce7bcc9 - std::rt::lang_start::{{closure}}::he6dcdd268069d13e
[INFO] [stderr]     21:     0x55cb9cf4419d - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h342f159bff857fa5
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     22:     0x55cb9cf4419d - std::panicking::try::do_call::hd89ae089f4ad5427
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/std/src/panicking.rs:553:40
[INFO] [stderr]     23:     0x55cb9cf4419d - std::panicking::try::h356408aac7c816bc
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/std/src/panicking.rs:517:19
[INFO] [stderr]     24:     0x55cb9cf4419d - std::panic::catch_unwind::h6be0daee3e6e0c67
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/std/src/panic.rs:350:14
[INFO] [stderr]     25:     0x55cb9cf4419d - std::rt::lang_start_internal::{{closure}}::h1eac21654baea22b
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/std/src/rt.rs:141:48
[INFO] [stderr]     26:     0x55cb9cf4419d - std::panicking::try::do_call::h86b0417c8f869384
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/std/src/panicking.rs:553:40
[INFO] [stderr]     27:     0x55cb9cf4419d - std::panicking::try::h7a0a3f65faa8a589
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/std/src/panicking.rs:517:19
[INFO] [stderr]     28:     0x55cb9cf4419d - std::panic::catch_unwind::hddc03de658d9efed
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/std/src/panic.rs:350:14
[INFO] [stderr]     29:     0x55cb9cf4419d - std::rt::lang_start_internal::h80cf287c1ff3d094
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/std/src/rt.rs:141:20
[INFO] [stderr]     30:     0x55cb9ce7bca7 - std::rt::lang_start::he718efc3138525ab
[INFO] [stderr]     31:     0x55cb9ce7d025 - main
[INFO] [stderr]     32:     0x7f756c87fd90 - <unknown>
[INFO] [stderr]     33:     0x7f756c87fe40 - __libc_start_main
[INFO] [stderr]     34:     0x55cb9ce7bbb5 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "48bd02edac9d3492b81279b3568eee63479302b9d180d3b675d8d1c00fcc36fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48bd02edac9d3492b81279b3568eee63479302b9d180d3b675d8d1c00fcc36fb", kill_on_drop: false }`
[INFO] [stdout] 48bd02edac9d3492b81279b3568eee63479302b9d180d3b675d8d1c00fcc36fb
