[INFO] fetching crate qrs 0.1.1... [INFO] testing qrs-0.1.1 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate qrs 0.1.1 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate qrs 0.1.1 [INFO] finished tweaking crates.io crate qrs 0.1.1 [INFO] tweaked toml for crates.io crate qrs 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate qrs 0.1.1 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 114 packages to latest compatible versions [INFO] [stderr] Adding clap v2.34.0 (available: v4.5.48) [INFO] [stderr] Adding derive-error-chain v0.10.1 (available: v0.11.2) [INFO] [stderr] Adding error-chain v0.10.0 (available: v0.12.4) [INFO] [stderr] Adding futures v0.1.31 (available: v0.3.31) [INFO] [stderr] Adding get_if_addrs v0.4.1 (available: v0.5.3) [INFO] [stderr] Adding image v0.12.4 (available: v0.25.8) [INFO] [stderr] Adding lazy_static v0.2.11 (available: v1.5.0) [INFO] [stderr] Adding qrcode v0.2.1 (available: v0.14.1) [INFO] [stderr] Adding rocket v0.2.11 (available: v0.5.1) [INFO] [stderr] Adding rocket_codegen v0.2.11 (available: v0.5.1) [INFO] [stderr] Adding rocket_contrib v0.2.11 (available: v0.4.11) [INFO] [stderr] Adding term v0.4.6 (available: v1.2.0) [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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b7047dc8faf2b923a1ba95ace886a27097c7b20253975967efea99db74a2c762 [INFO] running `Command { std: "docker" "start" "-a" "b7047dc8faf2b923a1ba95ace886a27097c7b20253975967efea99db74a2c762", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b7047dc8faf2b923a1ba95ace886a27097c7b20253975967efea99db74a2c762", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b7047dc8faf2b923a1ba95ace886a27097c7b20253975967efea99db74a2c762", kill_on_drop: false }` [INFO] [stdout] b7047dc8faf2b923a1ba95ace886a27097c7b20253975967efea99db74a2c762 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fbbec5db61a4c75e32f60346c527df1505bd80516fcb8d6ed194a0348c8a6f68 [INFO] running `Command { std: "docker" "start" "-a" "fbbec5db61a4c75e32f60346c527df1505bd80516fcb8d6ed194a0348c8a6f68", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling libc v0.2.176 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling yansi v0.3.4 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling safemem v0.3.3 [INFO] [stderr] Compiling num-rational v0.1.43 [INFO] [stderr] Compiling traitobject v0.1.1 [INFO] [stderr] Compiling ucd-util v0.1.10 [INFO] [stderr] Compiling mime v0.2.6 [INFO] [stderr] Compiling typeable v0.1.2 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling term v0.4.6 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling language-tags v0.2.2 [INFO] [stderr] Compiling deflate v0.7.20 [INFO] [stderr] Compiling num-iter v0.1.45 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling base64 v0.9.3 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Compiling lzw v0.10.0 [INFO] [stderr] Compiling utf8-ranges v1.0.5 [INFO] [stderr] Compiling rocket v0.2.11 [INFO] [stderr] Compiling serde v0.9.15 [INFO] [stderr] Compiling state v0.2.2 [INFO] [stderr] Compiling dtoa v0.4.8 [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/state-0.2.2/src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(const_fn)] [INFO] [stdout] | ^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.54.0; see for more information [INFO] [stdout] = note: split into finer-grained feature gates [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling bitflags v0.7.0 [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `state` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: failed to run custom build command for `rocket v0.2.11` [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/rocket-a73288032151c96b/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] Error: Rocket requires a nightly or dev version of Rust. [INFO] [stderr] Installed version is: 1.91.0-beta.3 (2025-09-20). Minimum required: 1.20.0-nightly (2017-07-09). [INFO] [stderr] See the getting started guide (https://rocket.rs/guide/getting-started/) for more information. [INFO] [stderr] [INFO] [stderr] thread 'main' (339) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rocket-0.2.11/build.rs:38:13: [INFO] [stderr] Aborting compilation due to incompatible compiler. [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x6239047b40f2 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x6239047b40f2 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x6239047b40f2 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x6239047b40f2 - ::fmt::h67edf0e4d33c343c [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x6239047c350f - core::fmt::rt::Argument::fmt::hef94184842aeafdd [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x6239047c350f - core::fmt::write::hcf0c66b48a8fa606 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25 [INFO] [stderr] 6: 0x623904789c21 - std::io::default_write_fmt::h1ecb8c7cfa7da481 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x623904789c21 - std::io::Write::write_fmt::h051fe4a9e4fdbf48 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13 [INFO] [stderr] 8: 0x623904793632 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x62390479531c - std::panicking::default_hook::{{closure}}::h91001850288db5f7 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27 [INFO] [stderr] 10: 0x623904795176 - std::panicking::default_hook::h2346dbb704ef5512 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:328:9 [INFO] [stderr] 11: 0x6239047959a5 - std::panicking::panic_with_hook::hd2b063a6090d23a4 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:834:13 [INFO] [stderr] 12: 0x62390479506c - std::panicking::begin_panic::{{closure}}::h03764aec75fd6fbf [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:771:9 [INFO] [stderr] 13: 0x623904793779 - std::sys::backtrace::__rust_end_short_backtrace::h840811b1dfa0dad5 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18 [INFO] [stderr] 14: 0x62390479503c - std::panicking::begin_panic::hcf2bdd8da61aefe8 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:770:5 [INFO] [stderr] 15: 0x62390476b465 - build_script_build::main::hf95b6541c8f121a6 [INFO] [stderr] 16: 0x62390476ceb3 - core::ops::function::FnOnce::call_once::h5175061612e7a9ed [INFO] [stderr] 17: 0x62390476cb16 - std::sys::backtrace::__rust_begin_short_backtrace::hfd1caa367890bacc [INFO] [stderr] 18: 0x62390476caf9 - std::rt::lang_start::{{closure}}::heb0120f3f00cc861 [INFO] [stderr] 19: 0x62390478b600 - core::ops::function::impls:: for &F>::call_once::h4967fb77e0dfb65c [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:287:21 [INFO] [stderr] 20: 0x62390478b600 - std::panicking::catch_unwind::do_call::hf7e87675c3e14c23 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40 [INFO] [stderr] 21: 0x62390478b600 - std::panicking::catch_unwind::h26f0e342004b5114 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19 [INFO] [stderr] 22: 0x62390478b600 - std::panic::catch_unwind::h9ee33ca17775d897 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14 [INFO] [stderr] 23: 0x62390478b600 - std::rt::lang_start_internal::{{closure}}::h243ba3495fa13cf8 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/rt.rs:175:24 [INFO] [stderr] 24: 0x62390478b600 - std::panicking::catch_unwind::do_call::h819db0a7788e7259 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40 [INFO] [stderr] 25: 0x62390478b600 - std::panicking::catch_unwind::h23e08fb4a7b9f405 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19 [INFO] [stderr] 26: 0x62390478b600 - std::panic::catch_unwind::h7ca3d9eabb6135ff [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14 [INFO] [stderr] 27: 0x62390478b600 - std::rt::lang_start_internal::h06ad7395f4fda8d7 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/rt.rs:171:5 [INFO] [stderr] 28: 0x62390476cae1 - std::rt::lang_start::h58cbc587cc86a02c [INFO] [stderr] 29: 0x62390476ef65 - main [INFO] [stderr] 30: 0x781808b8d1ca - [INFO] [stderr] 31: 0x781808b8d28b - __libc_start_main [INFO] [stderr] 32: 0x62390476a3e5 - _start [INFO] [stderr] 33: 0x0 - [INFO] running `Command { std: "docker" "inspect" "fbbec5db61a4c75e32f60346c527df1505bd80516fcb8d6ed194a0348c8a6f68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fbbec5db61a4c75e32f60346c527df1505bd80516fcb8d6ed194a0348c8a6f68", kill_on_drop: false }` [INFO] [stdout] fbbec5db61a4c75e32f60346c527df1505bd80516fcb8d6ed194a0348c8a6f68