[INFO] fetching crate rocket_conditional_attach 0.1.1...
[INFO] testing rocket_conditional_attach-0.1.1 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate rocket_conditional_attach 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate rocket_conditional_attach 0.1.1
[INFO] finished tweaking crates.io crate rocket_conditional_attach 0.1.1
[INFO] tweaked toml for crates.io crate rocket_conditional_attach 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rocket_conditional_attach 0.1.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 63 packages to highest compatible versions
[INFO] [stderr]       Adding rocket v0.4.11 (available: v0.5.1)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 1f9fb4df43f9db9b4c7248e76c026e749b2329bec3a7b6dd3ec4f630c0c0e07b
[INFO] running `Command { std: "docker" "start" "1f9fb4df43f9db9b4c7248e76c026e749b2329bec3a7b6dd3ec4f630c0c0e07b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f9fb4df43f9db9b4c7248e76c026e749b2329bec3a7b6dd3ec4f630c0c0e07b", 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" "1f9fb4df43f9db9b4c7248e76c026e749b2329bec3a7b6dd3ec4f630c0c0e07b" "/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" "1f9fb4df43f9db9b4c7248e76c026e749b2329bec3a7b6dd3ec4f630c0c0e07b", 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" "1f9fb4df43f9db9b4c7248e76c026e749b2329bec3a7b6dd3ec4f630c0c0e07b" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling libc v0.2.191
[INFO] [stderr]    Compiling tinyvec v1.13.3
[INFO] [stderr]    Compiling log v0.4.34
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling unicode-bidi v0.3.18
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling traitobject v0.1.1
[INFO] [stderr]    Compiling pear_codegen v0.1.5
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling rocket_codegen v0.4.11
[INFO] [stderr] error: failed to run custom build command for `pear_codegen v0.1.5`
[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/pear_codegen-3a15ac375072ad1b/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Error: Pear requires a 'dev' or 'nightly' version of rustc.
[INFO] [stderr]   Installed version: 1.99.0 (2026-09-26)
[INFO] [stderr]   Minimum required:  1.31.0-nightly (2018-10-05)
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (386) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pear_codegen-0.1.5/build.rs:24:13:
[INFO] [stderr]   Aborting compilation due to incompatible compiler.
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x599cd888f121 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stderr]      1:     0x599cd88a082a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stderr]      2:     0x599cd88931fc - <std[70759c8f55707aa4]::sys::stdio::unix::Stderr as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stderr]      3:     0x599cd8872646 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stderr]      4:     0x599cd888af81 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stderr]      5:     0x599cd888b13b - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stderr]      6:     0x599cd8871cac - std[70759c8f55707aa4]::panicking::begin_panic::<&str>::{closure#0}
[INFO] [stderr]      7:     0x599cd886b5a9 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::begin_panic<&str>::{closure#0}, !>
[INFO] [stderr]      8:     0x599cd8868aeb - std[70759c8f55707aa4]::panicking::begin_panic::<&str>
[INFO] [stderr]      9:     0x599cd8851cea - build_script_build[70c5ce7080c452da]::main
[INFO] [stderr]     10:     0x599cd8853a73 - <fn() as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     11:     0x599cd8851556 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     12:     0x599cd8851709 - std[70759c8f55707aa4]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     13:     0x599cd888a3b9 - std[70759c8f55707aa4]::rt::lang_start_internal
[INFO] [stderr]     14:     0x599cd8851511 - std[70759c8f55707aa4]::rt::lang_start::<()>
[INFO] [stderr]     15:     0x599cd8853af5 - main
[INFO] [stderr]     16:     0x71496bd6c601 - <unknown>
[INFO] [stderr]     17:     0x71496bd6c718 - __libc_start_main
[INFO] [stderr]     18:     0x599cd8850a75 - _start
[INFO] [stderr]     19:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1f9fb4df43f9db9b4c7248e76c026e749b2329bec3a7b6dd3ec4f630c0c0e07b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f9fb4df43f9db9b4c7248e76c026e749b2329bec3a7b6dd3ec4f630c0c0e07b", kill_on_drop: false }`
[INFO] [stdout] 1f9fb4df43f9db9b4c7248e76c026e749b2329bec3a7b6dd3ec4f630c0c0e07b
