[INFO] fetching crate coffer 1.0.1... [INFO] testing coffer-1.0.1 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate coffer 1.0.1 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate coffer 1.0.1 [INFO] finished tweaking crates.io crate coffer 1.0.1 [INFO] tweaked toml for crates.io crate coffer 1.0.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate coffer 1.0.1 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 41 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (available: v2.9.4) [INFO] [stderr] Adding indexmap v1.9.3 (available: v2.11.4) [INFO] [stderr] Adding memchr v2.3.4 (available: v2.7.6) [INFO] [stderr] Adding nom v6.2.2 (available: v8.0.0) [INFO] [stderr] Adding thiserror v1.0.69 (available: v2.0.17) [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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 49089a02ca8b664c832f80e613e1a69802a7bf5bf20c691a673ad18e20509041 [INFO] running `Command { std: "docker" "start" "-a" "49089a02ca8b664c832f80e613e1a69802a7bf5bf20c691a673ad18e20509041", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "49089a02ca8b664c832f80e613e1a69802a7bf5bf20c691a673ad18e20509041", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "49089a02ca8b664c832f80e613e1a69802a7bf5bf20c691a673ad18e20509041", kill_on_drop: false }` [INFO] [stdout] 49089a02ca8b664c832f80e613e1a69802a7bf5bf20c691a673ad18e20509041 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] c293ff96d15afbdc0ad33fba18b41076e1509110edb2dc85724917c1cdcdb62f [INFO] running `Command { std: "docker" "start" "-a" "c293ff96d15afbdc0ad33fba18b41076e1509110edb2dc85724917c1cdcdb62f", kill_on_drop: false }` [INFO] [stderr] Compiling radium v0.5.3 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling lexical-core v0.7.6 [INFO] [stderr] Compiling wyz v0.2.0 [INFO] [stderr] Compiling arrayvec v0.5.2 [INFO] [stderr] Compiling nom v6.2.2 [INFO] [stderr] Compiling funty v1.1.0 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling coffer-macros v1.0.0 [INFO] [stderr] Compiling bitvec v0.19.6 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling coffer v1.0.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.42s [INFO] running `Command { std: "docker" "inspect" "c293ff96d15afbdc0ad33fba18b41076e1509110edb2dc85724917c1cdcdb62f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c293ff96d15afbdc0ad33fba18b41076e1509110edb2dc85724917c1cdcdb62f", kill_on_drop: false }` [INFO] [stdout] c293ff96d15afbdc0ad33fba18b41076e1509110edb2dc85724917c1cdcdb62f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f4169029682b39b783e29902ab61b40b2f98fcb62e93b2e856e0a14e9b4127a2 [INFO] running `Command { std: "docker" "start" "-a" "f4169029682b39b783e29902ab61b40b2f98fcb62e93b2e856e0a14e9b4127a2", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.176 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Compiling rustix v1.1.2 [INFO] [stderr] Compiling linux-raw-sys v0.11.0 [INFO] [stderr] Compiling bitflags v2.9.4 [INFO] [stderr] Compiling tempfile v3.23.0 [INFO] [stderr] Compiling coffer v1.0.1 (/opt/rustwide/workdir) [INFO] [stdout] error[E0407]: method `backtrace` is not a member of trait `Error` [INFO] [stdout] --> src/error.rs:89:9 [INFO] [stdout] | [INFO] [stdout] 89 | / fn backtrace(&self) -> Option<&Backtrace> { [INFO] [stdout] 90 | | Some(&self.trace) [INFO] [stdout] 91 | | } [INFO] [stdout] | |_________^ not a member of trait `Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:30:47 [INFO] [stdout] | [INFO] [stdout] 30 | #![cfg_attr(any(feature = "backtrace", test), feature(backtrace))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `backtrace` has been stable since 1.65.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:30:55 [INFO] [stdout] | [INFO] [stdout] 30 | #![cfg_attr(any(feature = "backtrace", test), feature(backtrace))] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `class_sample` [INFO] [stdout] --> src/tests/mod.rs:66:53 [INFO] [stdout] | [INFO] [stdout] 66 | static ref SAMPLE: Vec<(String, Vec)> = class_sample::get_sample_name_bytes(2 * 1024); [INFO] [stdout] | ^^^^^^^^^^^^ use of unresolved module or unlinked crate `class_sample` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `class_sample`, use `cargo add class_sample` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0407, E0433, E0554. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0407`. [INFO] [stdout] [INFO] [stderr] error: could not compile `coffer` (lib test) due to 3 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "f4169029682b39b783e29902ab61b40b2f98fcb62e93b2e856e0a14e9b4127a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4169029682b39b783e29902ab61b40b2f98fcb62e93b2e856e0a14e9b4127a2", kill_on_drop: false }` [INFO] [stdout] f4169029682b39b783e29902ab61b40b2f98fcb62e93b2e856e0a14e9b4127a2