[INFO] fetching crate rocket_prometheus_logger 0.1.0...
[INFO] testing rocket_prometheus_logger-0.1.0 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate rocket_prometheus_logger 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate rocket_prometheus_logger 0.1.0
[INFO] finished tweaking crates.io crate rocket_prometheus_logger 0.1.0
[INFO] tweaked toml for crates.io crate rocket_prometheus_logger 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rocket_prometheus_logger 0.1.0 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]     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 257 packages to highest compatible versions
[INFO] [stderr]       Adding prometheus v0.5.0 (available: v0.14.0)
[INFO] [stderr]       Adding rocket v0.4.11 (available: v0.5.1)
[INFO] [stderr]       Adding subtle v2.4.1 (available: v2.6.1)
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded yansi v0.5.1
[INFO] [stderr]   Downloaded pear v0.1.5
[INFO] [stderr]   Downloaded state v0.4.2
[INFO] [stderr]   Downloaded rocket v0.4.11
[INFO] [stderr]   Downloaded cipher v0.2.5
[INFO] [stderr]   Downloaded devise_core v0.2.1
[INFO] [stderr]   Downloaded ghash v0.3.1
[INFO] [stderr]   Downloaded block-buffer v0.9.0
[INFO] [stderr]   Downloaded pear_codegen v0.1.5
[INFO] [stderr]   Downloaded safemem v0.3.3
[INFO] [stderr]   Downloaded aead v0.3.2
[INFO] [stderr]   Downloaded devise v0.2.1
[INFO] [stderr]   Downloaded devise_codegen v0.2.1
[INFO] [stderr]   Downloaded spin v0.4.10
[INFO] [stderr]   Downloaded polyval v0.4.5
[INFO] [stderr]   Downloaded cpuid-bool v0.2.0
[INFO] [stderr]   Downloaded hmac v0.10.1
[INFO] [stderr]   Downloaded crypto-mac v0.10.1
[INFO] [stderr]   Downloaded universal-hash v0.4.1
[INFO] [stderr]   Downloaded rocket_http v0.4.11
[INFO] [stderr]   Downloaded hkdf v0.10.0
[INFO] [stderr]   Downloaded hyper-tls v0.3.2
[INFO] [stderr]   Downloaded want v0.2.0
[INFO] [stderr]   Downloaded tokio-buf v0.1.1
[INFO] [stderr]   Downloaded http-body v0.1.0
[INFO] [stderr]   Downloaded serde_urlencoded v0.5.5
[INFO] [stderr]   Downloaded futures-cpupool v0.1.8
[INFO] [stderr]   Downloaded try_from v0.3.2
[INFO] [stderr]   Downloaded string v0.2.1
[INFO] [stderr]   Downloaded sha2 v0.9.9
[INFO] [stderr]   Downloaded digest v0.9.0
[INFO] [stderr]   Downloaded cookie v0.11.5
[INFO] [stderr]   Downloaded quote v0.6.13
[INFO] [stderr]   Downloaded ctr v0.6.0
[INFO] [stderr]   Downloaded cookie_store v0.7.0
[INFO] [stderr]   Downloaded publicsuffix v1.5.6
[INFO] [stderr]   Downloaded cookie v0.12.0
[INFO] [stderr]   Downloaded uuid v0.7.4
[INFO] [stderr]   Downloaded base64 v0.9.3
[INFO] [stderr]   Downloaded proc-macro2 v0.4.30
[INFO] [stderr]   Downloaded base64 v0.10.1
[INFO] [stderr]   Downloaded rocket_codegen v0.4.11
[INFO] [stderr]   Downloaded prometheus v0.5.0
[INFO] [stderr]   Downloaded aes v0.6.0
[INFO] [stderr]   Downloaded aesni v0.10.0
[INFO] [stderr]   Downloaded aes-soft v0.6.4
[INFO] [stderr]   Downloaded reqwest v0.9.24
[INFO] [stderr]   Downloaded hyper v0.10.16
[INFO] [stderr]   Downloaded http v0.1.21
[INFO] [stderr]   Downloaded hyper v0.12.36
[INFO] [stderr]   Downloaded aes-gcm v0.8.0
[INFO] [stderr]   Downloaded h2 v0.1.26
[INFO] [stderr]   Downloaded protobuf v2.28.0
[INFO] [stderr]   Downloaded syn v0.15.44
[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] da26e47e21fbf8aa6169839496c8c63d5a7bec22d8da16d70e691a49de3a0e26
[INFO] running `Command { std: "docker" "start" "da26e47e21fbf8aa6169839496c8c63d5a7bec22d8da16d70e691a49de3a0e26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da26e47e21fbf8aa6169839496c8c63d5a7bec22d8da16d70e691a49de3a0e26", 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" "da26e47e21fbf8aa6169839496c8c63d5a7bec22d8da16d70e691a49de3a0e26" "/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" "da26e47e21fbf8aa6169839496c8c63d5a7bec22d8da16d70e691a49de3a0e26", 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" "da26e47e21fbf8aa6169839496c8c63d5a7bec22d8da16d70e691a49de3a0e26" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.20.1
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling lazy_static v1.5.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling either v1.19.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling tinyvec v1.13.3
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling syn v3.0.9
[INFO] [stderr]    Compiling libc v0.2.191
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling rand_core v0.4.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling unicode-bidi v0.3.18
[INFO] [stderr]    Compiling litemap v0.8.3
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling writeable v0.6.4
[INFO] [stderr]    Compiling find-msvc-tools v0.1.14
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling pkg-config v0.3.34
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling opaque-debug v0.3.1
[INFO] [stderr]    Compiling icu_normalizer_data v2.3.0
[INFO] [stderr]    Compiling icu_properties_data v2.3.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling cc v1.8.0
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling smallvec v1.16.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling cfg-if v1.0.5
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.26
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling cipher v0.2.5
[INFO] [stderr]    Compiling rand_core v0.3.2
[INFO] [stderr]    Compiling pear_codegen v0.1.5
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling net2 v0.2.39
[INFO] [stderr]    Compiling zerocopy v0.8.63
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling syn v1.0.109
[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' (955) 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:     0x5ab34aeec121 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stderr]      1:     0x5ab34aefd82a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stderr]      2:     0x5ab34aef01fc - <std[70759c8f55707aa4]::sys::stdio::unix::Stderr as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stderr]      3:     0x5ab34aecf646 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stderr]      4:     0x5ab34aee7f81 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stderr]      5:     0x5ab34aee813b - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stderr]      6:     0x5ab34aececac - std[70759c8f55707aa4]::panicking::begin_panic::<&str>::{closure#0}
[INFO] [stderr]      7:     0x5ab34aec85a9 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::begin_panic<&str>::{closure#0}, !>
[INFO] [stderr]      8:     0x5ab34aec5aeb - std[70759c8f55707aa4]::panicking::begin_panic::<&str>
[INFO] [stderr]      9:     0x5ab34aeaecea - build_script_build[70c5ce7080c452da]::main
[INFO] [stderr]     10:     0x5ab34aeb0a73 - <fn() as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     11:     0x5ab34aeae556 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     12:     0x5ab34aeae709 - std[70759c8f55707aa4]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     13:     0x5ab34aee73b9 - std[70759c8f55707aa4]::rt::lang_start_internal
[INFO] [stderr]     14:     0x5ab34aeae511 - std[70759c8f55707aa4]::rt::lang_start::<()>
[INFO] [stderr]     15:     0x5ab34aeb0af5 - main
[INFO] [stderr]     16:     0x73c2b7e31601 - <unknown>
[INFO] [stderr]     17:     0x73c2b7e31718 - __libc_start_main
[INFO] [stderr]     18:     0x5ab34aeada75 - _start
[INFO] [stderr]     19:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "da26e47e21fbf8aa6169839496c8c63d5a7bec22d8da16d70e691a49de3a0e26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da26e47e21fbf8aa6169839496c8c63d5a7bec22d8da16d70e691a49de3a0e26", kill_on_drop: false }`
[INFO] [stdout] da26e47e21fbf8aa6169839496c8c63d5a7bec22d8da16d70e691a49de3a0e26
