[INFO] fetching crate pluto-sdr 0.1.1...
[INFO] checking pluto-sdr-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate pluto-sdr 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate pluto-sdr 0.1.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pluto-sdr 0.1.1
[INFO] finished tweaking crates.io crate pluto-sdr 0.1.1
[INFO] tweaked toml for crates.io crate pluto-sdr 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate pluto-sdr 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--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]  Downloading crates ...
[INFO] [stderr]   Downloaded num-complex v0.4.4
[INFO] [stderr]   Downloaded libiio-sys v0.3.1
[INFO] [stderr]   Downloaded industrial-io v0.5.2
[INFO] [stderr]   Downloaded ctrlc v3.4.1
[INFO] [stderr]   Downloaded nix v0.27.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ccc7d14fedc5dda6cb8bcce92ddd749bc6a07acd617950b694b8322a443f6b01
[INFO] running `Command { std: "docker" "start" "-a" "ccc7d14fedc5dda6cb8bcce92ddd749bc6a07acd617950b694b8322a443f6b01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccc7d14fedc5dda6cb8bcce92ddd749bc6a07acd617950b694b8322a443f6b01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccc7d14fedc5dda6cb8bcce92ddd749bc6a07acd617950b694b8322a443f6b01", kill_on_drop: false }`
[INFO] [stdout] ccc7d14fedc5dda6cb8bcce92ddd749bc6a07acd617950b694b8322a443f6b01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 260bd8476d5aa6d9b53da39c1cde838a6b7ee652a567febd7e94e20aa1d2ffdd
[INFO] running `Command { std: "docker" "start" "-a" "260bd8476d5aa6d9b53da39c1cde838a6b7ee652a567febd7e94e20aa1d2ffdd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]    Compiling libiio-sys v0.3.1
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking anstyle-parse v0.2.2
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking clap_builder v4.4.7
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.23.2
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking clap v4.4.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]     Checking ctrlc v3.4.1
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking industrial-io v0.5.2
[INFO] [stderr]     Checking pluto-sdr v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `Pam` is never used
[INFO] [stdout]  --> src/pam.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | trait Pam {
[INFO] [stdout]   |       ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.17s
[INFO] running `Command { std: "docker" "inspect" "260bd8476d5aa6d9b53da39c1cde838a6b7ee652a567febd7e94e20aa1d2ffdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "260bd8476d5aa6d9b53da39c1cde838a6b7ee652a567febd7e94e20aa1d2ffdd", kill_on_drop: false }`
[INFO] [stdout] 260bd8476d5aa6d9b53da39c1cde838a6b7ee652a567febd7e94e20aa1d2ffdd