[INFO] fetching crate xwt-wtransport 0.20.1...
[INFO] testing xwt-wtransport-0.20.1 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate xwt-wtransport 0.20.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate xwt-wtransport 0.20.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate xwt-wtransport 0.20.1
[INFO] tweaked toml for crates.io crate xwt-wtransport 0.20.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate xwt-wtransport 0.20.1 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate xwt-wtransport 0.20.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded xwt-test-assets-build v0.4.1
[INFO] [stderr]   Downloaded xwt-tests v0.14.1
[INFO] [stderr]   Downloaded xwt-error v0.10.0
[INFO] [stderr]   Downloaded xwt-cert-gen v0.3.0
[INFO] [stderr]   Downloaded xwt-core v0.10.0
[INFO] [stderr]   Downloaded xwt-test-assets v0.2.0
[INFO] [stderr]   Downloaded xwt-cert-fingerprint v0.2.1
[INFO] [stderr]   Downloaded rcgen v0.14.9
[INFO] [stderr]   Downloaded wtransport v0.7.2
[INFO] [stderr]   Downloaded wtransport-proto v0.7.2
[INFO] [stderr]   Downloaded httlib-huffman v0.3.4
[INFO] [stderr]   Downloaded octets v0.3.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 2c9f90e3186fc0964b6bfee8665c7ea64086662e169dc0485bf27b16b9cdc609
[INFO] running `Command { std: "docker" "start" "2c9f90e3186fc0964b6bfee8665c7ea64086662e169dc0485bf27b16b9cdc609", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c9f90e3186fc0964b6bfee8665c7ea64086662e169dc0485bf27b16b9cdc609", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2c9f90e3186fc0964b6bfee8665c7ea64086662e169dc0485bf27b16b9cdc609" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c9f90e3186fc0964b6bfee8665c7ea64086662e169dc0485bf27b16b9cdc609", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2c9f90e3186fc0964b6bfee8665c7ea64086662e169dc0485bf27b16b9cdc609" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v3.0.3
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling smallvec v1.15.2
[INFO] [stderr]    Compiling time v0.3.55
[INFO] [stderr]    Compiling asn1-rs-derive v0.6.0
[INFO] [stderr]    Compiling asn1-rs-impl v0.2.0
[INFO] [stderr]    Compiling rustls v0.23.43
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling quinn-udp v0.5.15
[INFO] [stderr]    Compiling oid-registry v0.8.1
[INFO] [stderr]    Compiling rand v0.10.2
[INFO] [stderr]    Compiling quinn v0.11.11
[INFO] [stderr]    Compiling rand_pcg v0.10.2
[INFO] [stderr]    Compiling lru-slab v0.1.2
[INFO] [stderr]    Compiling digest v0.11.3
[INFO] [stderr]    Compiling octets v0.3.6
[INFO] [stderr]    Compiling httlib-huffman v0.3.4
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling sha2 v0.11.0
[INFO] [stderr]    Compiling xwt-core v0.10.0
[INFO] [stderr]    Compiling pem v3.0.6
[INFO] [stderr]    Compiling rusticata-macros v4.1.0
[INFO] [stderr]    Compiling displaydoc v0.2.7
[INFO] [stderr]    Compiling zerovec-derive v0.11.6
[INFO] [stderr]    Compiling thiserror-impl v2.0.20
[INFO] [stderr]    Compiling tokio-macros v2.7.2
[INFO] [stderr]    Compiling tokio v1.53.1
[INFO] [stderr]    Compiling zerotrie v0.2.5
[INFO] [stderr]    Compiling thiserror v2.0.20
[INFO] [stderr]    Compiling zerovec v0.11.8
[INFO] [stderr]    Compiling asn1-rs v0.7.2
[INFO] [stderr]    Compiling tinystr v0.8.4
[INFO] [stderr]    Compiling potential_utf v0.1.6
[INFO] [stderr]    Compiling icu_collections v2.3.0
[INFO] [stderr]    Compiling icu_locale_core v2.3.0
[INFO] [stderr]    Compiling der-parser v10.0.0
[INFO] [stderr]    Compiling x509-parser v0.18.1
[INFO] [stderr]    Compiling icu_provider v2.3.1
[INFO] [stderr]    Compiling icu_normalizer v2.3.0
[INFO] [stderr]    Compiling icu_properties v2.3.0
[INFO] [stderr]    Compiling idna_adapter v1.2.2
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling wtransport-proto v0.7.2
[INFO] [stderr]    Compiling rustls-webpki v0.103.15
[INFO] [stderr]    Compiling quinn-proto v0.11.17
[INFO] [stderr]    Compiling wtransport v0.7.2
[INFO] [stderr]    Compiling xwt-wtransport v0.20.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1m 45s
[INFO] running `Command { std: "docker" "inspect" "2c9f90e3186fc0964b6bfee8665c7ea64086662e169dc0485bf27b16b9cdc609", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2c9f90e3186fc0964b6bfee8665c7ea64086662e169dc0485bf27b16b9cdc609" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling rand_core v0.10.1
[INFO] [stderr]    Compiling zeroize v1.9.0
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]    Compiling getrandom v0.4.3
[INFO] [stderr]    Compiling cmov v0.5.4
[INFO] [stderr]    Compiling const-oid v0.10.2
[INFO] [stderr]    Compiling base64ct v1.8.3
[INFO] [stderr]    Compiling der_derive v0.8.0
[INFO] [stderr]    Compiling flagset v0.4.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling cpubits v0.1.1
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling base16ct v1.0.0
[INFO] [stderr]    Compiling thiserror v2.0.20
[INFO] [stderr]    Compiling deranged v0.5.8
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling owo-colors v4.3.0
[INFO] [stderr]    Compiling color-spantrace v0.3.0
[INFO] [stderr]    Compiling chacha20 v0.10.1
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling tracing-subscriber v0.3.23
[INFO] [stderr]    Compiling pem-rfc7468 v1.0.0
[INFO] [stderr]    Compiling quinn-proto v0.11.17
[INFO] [stderr]    Compiling quinn-udp v0.5.15
[INFO] [stderr]    Compiling hybrid-array v0.4.14
[INFO] [stderr]    Compiling ff v0.14.0
[INFO] [stderr]    Compiling group v0.14.0
[INFO] [stderr]    Compiling ctutils v0.4.2
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.28
[INFO] [stderr]    Compiling xwt-error v0.10.0
[INFO] [stderr]    Compiling constcat v0.6.1
[INFO] [stderr]    Compiling base64 v0.23.1
[INFO] [stderr]    Compiling xwt-tests v0.14.1
[INFO] [stderr]    Compiling xwt-cert-fingerprint v0.2.1
[INFO] [stderr]    Compiling block-buffer v0.12.1
[INFO] [stderr]    Compiling wnaf v0.14.0
[INFO] [stderr]    Compiling tracing-error v0.2.1
[INFO] [stderr]    Compiling crypto-common v0.2.2
[INFO] [stderr]    Compiling crypto-bigint v0.7.5
[INFO] [stderr]    Compiling rand v0.10.2
[INFO] [stderr]    Compiling time v0.3.55
[INFO] [stderr]    Compiling digest v0.11.3
[INFO] [stderr]    Compiling der v0.8.1
[INFO] [stderr]    Compiling sha2 v0.11.0
[INFO] [stderr]    Compiling signature v3.0.0
[INFO] [stderr]    Compiling hmac v0.13.0
[INFO] [stderr]    Compiling sha1 v0.11.0
[INFO] [stderr]    Compiling rfc6979 v0.6.0
[INFO] [stderr]    Compiling primefield v0.14.0
[INFO] [stderr]    Compiling quinn v0.11.11
[INFO] [stderr]    Compiling sec1 v0.8.1
[INFO] [stderr]    Compiling spki v0.8.0
[INFO] [stderr]    Compiling pkcs8 v0.11.0
[INFO] [stderr]    Compiling x509-cert v0.3.0
[INFO] [stderr]    Compiling elliptic-curve v0.14.1
[INFO] [stderr]    Compiling wtransport v0.7.2
[INFO] [stderr]    Compiling ecdsa v0.17.0
[INFO] [stderr]    Compiling primeorder v0.14.0
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling p256 v0.14.0
[INFO] [stderr]    Compiling color-eyre v0.6.5
[INFO] [stderr]    Compiling xwt-wtransport v0.20.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling xwt-cert-gen v0.3.0
[INFO] [stderr]    Compiling xwt-test-assets-build v0.4.1
[INFO] [stderr]    Compiling xwt-test-assets v0.2.0
[INFO] [stderr] error: failed to run custom build command for `xwt-test-assets v0.2.0`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_RELEASE_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/release/build/xwt-test-assets-5a7028ba73e924ed/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo::rerun-if-changed=/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/xwt-test-assets-0.2.0/target/cert.der
[INFO] [stderr]   cargo::rerun-if-changed=/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/xwt-test-assets-0.2.0/target/cert.pem
[INFO] [stderr]   cargo::rerun-if-changed=/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/xwt-test-assets-0.2.0/target/key-sec1.der
[INFO] [stderr]   cargo::rerun-if-changed=/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/xwt-test-assets-0.2.0/target/key-sec1.pem
[INFO] [stderr]   cargo::rerun-if-changed=/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/xwt-test-assets-0.2.0/target/key-pkcs8.der
[INFO] [stderr]   cargo::rerun-if-changed=/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/xwt-test-assets-0.2.0/target/key-pkcs8.pem
[INFO] [stderr]   cargo::rerun-if-changed=/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/xwt-test-assets-0.2.0/target/generated-at.txt
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Saving new xwt test assets
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (2068) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/xwt-test-assets-build-0.4.1/src/lib.rs:120:28:
[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:     0x5f43abd53531 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stderr]      1:     0x5f43abd652ba - core[df12db4294e9bfd3]::fmt::write
[INFO] [stderr]      2:     0x5f43abd5732c - <std[70759c8f55707aa4]::sys::stdio::unix::Stderr as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stderr]      3:     0x5f43abd3c2a6 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stderr]      4:     0x5f43abd4f761 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stderr]      5:     0x5f43abd4f91b - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stderr]      6:     0x5f43abd3c352 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stderr]      7:     0x5f43abd35199 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]      8:     0x5f43abd3cb4d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stderr]      9:     0x5f43abd659ec - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stderr]     10:     0x5f43abd657c2 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stderr]     11:     0x5f43abc6b09e - xwt_test_assets_build[dd25a352292a6d8c]::save::<std[70759c8f55707aa4]::path::PathBuf>
[INFO] [stderr]     12:     0x5f43abc6c378 - build_script_build[7960ee54f36f55b6]::main
[INFO] [stderr]     13:     0x5f43abc6d473 - <fn() as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     14:     0x5f43abc6bc3e - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     15:     0x5f43abc6c189 - std[70759c8f55707aa4]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     16:     0x5f43abd4eec9 - std[70759c8f55707aa4]::rt::lang_start_internal
[INFO] [stderr]     17:     0x5f43abc6b941 - std[70759c8f55707aa4]::rt::lang_start::<()>
[INFO] [stderr]     18:     0x5f43abc6d635 - main
[INFO] [stderr]     19:     0x70a839edf601 - <unknown>
[INFO] [stderr]     20:     0x70a839edf718 - __libc_start_main
[INFO] [stderr]     21:     0x5f43abc6a7b5 - _start
[INFO] [stderr]     22:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "2c9f90e3186fc0964b6bfee8665c7ea64086662e169dc0485bf27b16b9cdc609", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c9f90e3186fc0964b6bfee8665c7ea64086662e169dc0485bf27b16b9cdc609", kill_on_drop: false }`
[INFO] [stdout] 2c9f90e3186fc0964b6bfee8665c7ea64086662e169dc0485bf27b16b9cdc609
