[INFO] fetching crate rexl 0.0.4...
[INFO] checking rexl-0.0.4 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate rexl 0.0.4 into /workspace/builds/worker-30/source
[INFO] validating manifest of crates.io crate rexl 0.0.4 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-30/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c6b38d7f509d751b5e745007572ab1e66b29da9acf6a928a4d6cd0ae399ebe70
[INFO] running `Command { std: "docker" "start" "-a" "c6b38d7f509d751b5e745007572ab1e66b29da9acf6a928a4d6cd0ae399ebe70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6b38d7f509d751b5e745007572ab1e66b29da9acf6a928a4d6cd0ae399ebe70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6b38d7f509d751b5e745007572ab1e66b29da9acf6a928a4d6cd0ae399ebe70", kill_on_drop: false }`
[INFO] [stdout] c6b38d7f509d751b5e745007572ab1e66b29da9acf6a928a4d6cd0ae399ebe70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 375e807765806d5d569f39a29a185ef97ef08c92313625dec9064567e5e7256b
[INFO] running `Command { std: "docker" "start" "-a" "375e807765806d5d569f39a29a185ef97ef08c92313625dec9064567e5e7256b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rexl v0.0.4 (/opt/rustwide/workdir)
[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] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0428`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rexl` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "375e807765806d5d569f39a29a185ef97ef08c92313625dec9064567e5e7256b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "375e807765806d5d569f39a29a185ef97ef08c92313625dec9064567e5e7256b", kill_on_drop: false }`
[INFO] [stdout] 375e807765806d5d569f39a29a185ef97ef08c92313625dec9064567e5e7256b