[INFO] fetching crate xwt-test-assets 0.2.0...
[INFO] building xwt-test-assets-0.2.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate xwt-test-assets 0.2.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate xwt-test-assets 0.2.0
[INFO] finished tweaking crates.io crate xwt-test-assets 0.2.0
[INFO] tweaked toml for crates.io crate xwt-test-assets 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate xwt-test-assets 0.2.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 63 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77a7d34e7d68191a4dbe82ea1a3d552470846506f3d51053f70bd8197c1622c3
[INFO] running `Command { std: "docker" "start" "-a" "77a7d34e7d68191a4dbe82ea1a3d552470846506f3d51053f70bd8197c1622c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77a7d34e7d68191a4dbe82ea1a3d552470846506f3d51053f70bd8197c1622c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77a7d34e7d68191a4dbe82ea1a3d552470846506f3d51053f70bd8197c1622c3", kill_on_drop: false }`
[INFO] [stdout] 77a7d34e7d68191a4dbe82ea1a3d552470846506f3d51053f70bd8197c1622c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22c9be946dc3e4c7cc29a236c67e14c2a6cff59dc9dde519889e61410e7847f8
[INFO] running `Command { std: "docker" "start" "-a" "22c9be946dc3e4c7cc29a236c67e14c2a6cff59dc9dde519889e61410e7847f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling zeroize v1.8.2
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling const-oid v0.9.6
[INFO] [stderr]    Compiling base64ct v1.8.0
[INFO] [stderr]    Compiling cpufeatures v0.2.17
[INFO] [stderr]    Compiling flagset v0.4.7
[INFO] [stderr]    Compiling base16ct v0.2.0
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling pem-rfc7468 v0.7.0
[INFO] [stderr]    Compiling der v0.7.10
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling ff v0.13.1
[INFO] [stderr]    Compiling crypto-bigint v0.5.5
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling group v0.13.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling rfc6979 v0.4.0
[INFO] [stderr]    Compiling spki v0.7.3
[INFO] [stderr]    Compiling pkcs8 v0.10.2
[INFO] [stderr]    Compiling x509-cert v0.2.5
[INFO] [stderr]    Compiling sec1 v0.7.3
[INFO] [stderr]    Compiling elliptic-curve v0.13.8
[INFO] [stderr]    Compiling primeorder v0.13.6
[INFO] [stderr]    Compiling ecdsa v0.16.9
[INFO] [stderr]    Compiling p256 v0.13.2
[INFO] [stderr]    Compiling xwt-cert-gen v0.2.1
[INFO] [stderr]    Compiling xwt-test-assets-build v0.4.0
[INFO] [stderr]    Compiling xwt-test-assets v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `xwt-test-assets v0.2.0 (/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/xwt-test-assets-a4cc04a0e38eaafb/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (1159) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/xwt-test-assets-build-0.4.0/src/lib.rs:93:31:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55640dfa2462 - std::backtrace_rs::backtrace::libunwind::trace::h99ff5752a7301b61
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x55640dfa2462 - std::backtrace_rs::backtrace::trace_unsynchronized::h9703f67ee3d8bde4
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x55640dfa2462 - std::sys::backtrace::_print_fmt::h8519833aba8d197b
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x55640dfa2462 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h2212f3765287aa3c
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x55640dfb1f4f - core::fmt::rt::Argument::fmt::h3b42cc36ff36d45c
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x55640dfb1f4f - core::fmt::write::he00b92b9582c1fe6
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]      6:     0x55640df802d1 - std::io::default_write_fmt::h20b9b23e0b407dd4
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x55640df802d1 - std::io::Write::write_fmt::h4a31dcab881658aa
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x55640df85762 - std::sys::backtrace::BacktraceLock::print::h88b4e5cf8cc5573c
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x55640df871dc - std::panicking::default_hook::{{closure}}::h59b171bf4b799798
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x55640df87036 - std::panicking::default_hook::h518e81d9a9e2c2c5
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x55640df87865 - std::panicking::panic_with_hook::h6c76fcfbe64ae67c
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x55640df876fa - std::panicking::panic_handler::{{closure}}::h2ff4617091b05450
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x55640df85899 - std::sys::backtrace::__rust_end_short_backtrace::he93810e6790d1c15
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x55640df7478d - __rustc[552020a2b822d25f]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x55640dfb6020 - core::panicking::panic_fmt::hd2d793968eae26aa
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/core/src/panicking.rs:78:14
[INFO] [stderr]     16:     0x55640dfb55c6 - core::result::unwrap_failed::hf617897bcb263c5c
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/core/src/result.rs:1855:5
[INFO] [stderr]     17:     0x55640dea1b4e - xwt_test_assets_build::save::h0cc0151c708bc038
[INFO] [stderr]     18:     0x55640dea1620 - build_script_build::main::h239db4d7146a4676
[INFO] [stderr]     19:     0x55640dea2943 - core::ops::function::FnOnce::call_once::h3034828222ac5299
[INFO] [stderr]     20:     0x55640dea2786 - std::sys::backtrace::__rust_begin_short_backtrace::h3c4588db345ec15b
[INFO] [stderr]     21:     0x55640dea2529 - std::rt::lang_start::{{closure}}::he90057f71f30f1de
[INFO] [stderr]     22:     0x55640df81580 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h64f1c33f2a77ce68
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     23:     0x55640df81580 - std::panicking::catch_unwind::do_call::h5854891e24f1d732
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:590:40
[INFO] [stderr]     24:     0x55640df81580 - std::panicking::catch_unwind::h3c89ba6804b7ef45
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:553:19
[INFO] [stderr]     25:     0x55640df81580 - std::panic::catch_unwind::hc239b1f0bd06c7e7
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panic.rs:359:14
[INFO] [stderr]     26:     0x55640df81580 - std::rt::lang_start_internal::{{closure}}::ha9d8fb8253d749d7
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/rt.rs:175:24
[INFO] [stderr]     27:     0x55640df81580 - std::panicking::catch_unwind::do_call::h428a277c0848e71c
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:590:40
[INFO] [stderr]     28:     0x55640df81580 - std::panicking::catch_unwind::hd0989b6642f7ad81
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:553:19
[INFO] [stderr]     29:     0x55640df81580 - std::panic::catch_unwind::hff4afb10b723ad75
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panic.rs:359:14
[INFO] [stderr]     30:     0x55640df81580 - std::rt::lang_start_internal::h5e6155dfabba704f
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/rt.rs:171:5
[INFO] [stderr]     31:     0x55640dea2511 - std::rt::lang_start::hab0e032979b5715f
[INFO] [stderr]     32:     0x55640dea3d85 - main
[INFO] [stderr]     33:     0x7f2d27ea11ca - <unknown>
[INFO] [stderr]     34:     0x7f2d27ea128b - __libc_start_main
[INFO] [stderr]     35:     0x55640dea0c95 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "22c9be946dc3e4c7cc29a236c67e14c2a6cff59dc9dde519889e61410e7847f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22c9be946dc3e4c7cc29a236c67e14c2a6cff59dc9dde519889e61410e7847f8", kill_on_drop: false }`
[INFO] [stdout] 22c9be946dc3e4c7cc29a236c67e14c2a6cff59dc9dde519889e61410e7847f8