[INFO] fetching crate rexl 0.0.4...
[INFO] testing rexl-0.0.4 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate rexl 0.0.4 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate rexl 0.0.4
[INFO] finished tweaking crates.io crate rexl 0.0.4
[INFO] tweaked toml for crates.io crate rexl 0.0.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rexl 0.0.4 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b48c0fa974bf1308e3d6d83363cc7e67e307bb81bdc1bc2009f10d489ada891a
[INFO] running `Command { std: "docker" "start" "-a" "b48c0fa974bf1308e3d6d83363cc7e67e307bb81bdc1bc2009f10d489ada891a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b48c0fa974bf1308e3d6d83363cc7e67e307bb81bdc1bc2009f10d489ada891a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b48c0fa974bf1308e3d6d83363cc7e67e307bb81bdc1bc2009f10d489ada891a", kill_on_drop: false }`
[INFO] [stdout] b48c0fa974bf1308e3d6d83363cc7e67e307bb81bdc1bc2009f10d489ada891a
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 783809fa0f853a78c9085abf4ddeb2bb1ad95ddc8cc41b34563b2c634ae921bc
[INFO] running `Command { std: "docker" "start" "-a" "783809fa0f853a78c9085abf4ddeb2bb1ad95ddc8cc41b34563b2c634ae921bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling rexl v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self::arg_parse_impl::*`
[INFO] [stdout]  --> src/cli/mod.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use self::arg_parse_impl::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "783809fa0f853a78c9085abf4ddeb2bb1ad95ddc8cc41b34563b2c634ae921bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "783809fa0f853a78c9085abf4ddeb2bb1ad95ddc8cc41b34563b2c634ae921bc", kill_on_drop: false }`
[INFO] [stdout] 783809fa0f853a78c9085abf4ddeb2bb1ad95ddc8cc41b34563b2c634ae921bc
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 284f9a8cbd890b19bbef052ce2afbf5df2e78d6eb0760a017978e988f7b72825
[INFO] running `Command { std: "docker" "start" "-a" "284f9a8cbd890b19bbef052ce2afbf5df2e78d6eb0760a017978e988f7b72825", kill_on_drop: false }`
[INFO] [stderr]    Compiling rexl v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self::arg_parse_impl::*`
[INFO] [stdout]  --> src/cli/mod.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use self::arg_parse_impl::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0428]: the name `qrcode` is defined multiple times
[INFO] [stdout]   --> tests/lib.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | mod qrcode;
[INFO] [stdout]    | ----------- previous definition of the module `qrcode` here
[INFO] [stdout] 11 | #[cfg(test)]
[INFO] [stdout] 12 | mod qrcode;
[INFO] [stdout]    | ^^^^^^^^^^^ `qrcode` redefined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `qrcode` must be defined only once in the type namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rexl` (test "lib") due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0428`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused import: `self::arg_parse_impl::*`
[INFO] [stdout]  --> src/cli/mod.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use self::arg_parse_impl::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "284f9a8cbd890b19bbef052ce2afbf5df2e78d6eb0760a017978e988f7b72825", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "284f9a8cbd890b19bbef052ce2afbf5df2e78d6eb0760a017978e988f7b72825", kill_on_drop: false }`
[INFO] [stdout] 284f9a8cbd890b19bbef052ce2afbf5df2e78d6eb0760a017978e988f7b72825