[INFO] fetching crate transfer-data 0.1.0...
[INFO] checking transfer-data-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate transfer-data 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate transfer-data 0.1.0 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 transfer-data 0.1.0
[INFO] finished tweaking crates.io crate transfer-data 0.1.0
[INFO] tweaked toml for crates.io crate transfer-data 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate transfer-data 0.1.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 76c9a8bdab265f8ca91dec4772e0b09b1db5d4d3479c2e72e71b93116130be08
[INFO] running `Command { std: "docker" "start" "-a" "76c9a8bdab265f8ca91dec4772e0b09b1db5d4d3479c2e72e71b93116130be08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76c9a8bdab265f8ca91dec4772e0b09b1db5d4d3479c2e72e71b93116130be08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76c9a8bdab265f8ca91dec4772e0b09b1db5d4d3479c2e72e71b93116130be08", kill_on_drop: false }`
[INFO] [stdout] 76c9a8bdab265f8ca91dec4772e0b09b1db5d4d3479c2e72e71b93116130be08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] c4faed7b92446f1c2122698d2c4b2bcf31e777506c9965a6d7ea0b987e9b683f
[INFO] running `Command { std: "docker" "start" "-a" "c4faed7b92446f1c2122698d2c4b2bcf31e777506c9965a6d7ea0b987e9b683f", kill_on_drop: false }`
[INFO] [stderr]     Checking transfer-data v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `send_data` is never used
[INFO] [stdout]  --> src/main.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | async fn send_data(path: &str, data: &str) -> bool {
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_data` is never used
[INFO] [stdout]   --> src/main.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | async fn get_data(file_path: &str) -> Result<String, Error> {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `send_data` is never used
[INFO] [stdout]  --> src/main.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | async fn send_data(path: &str, data: &str) -> bool {
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_data` is never used
[INFO] [stdout]   --> src/main.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | async fn get_data(file_path: &str) -> Result<String, Error> {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "c4faed7b92446f1c2122698d2c4b2bcf31e777506c9965a6d7ea0b987e9b683f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4faed7b92446f1c2122698d2c4b2bcf31e777506c9965a6d7ea0b987e9b683f", kill_on_drop: false }`
[INFO] [stdout] c4faed7b92446f1c2122698d2c4b2bcf31e777506c9965a6d7ea0b987e9b683f