[INFO] fetching crate gen-api-wrapper 0.1.2...
[INFO] checking gen-api-wrapper-0.1.2 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate gen-api-wrapper 0.1.2 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate gen-api-wrapper 0.1.2 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gen-api-wrapper 0.1.2
[INFO] finished tweaking crates.io crate gen-api-wrapper 0.1.2
[INFO] tweaked toml for crates.io crate gen-api-wrapper 0.1.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 25 packages
[INFO] [stderr]       Adding http v0.2.12 (latest: v1.1.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 338d71d8986a61c2069bc7debd374782ce00ef867ff90755047c15b0cd3ce4fb
[INFO] running `Command { std: "docker" "start" "-a" "338d71d8986a61c2069bc7debd374782ce00ef867ff90755047c15b0cd3ce4fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "338d71d8986a61c2069bc7debd374782ce00ef867ff90755047c15b0cd3ce4fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "338d71d8986a61c2069bc7debd374782ce00ef867ff90755047c15b0cd3ce4fb", kill_on_drop: false }`
[INFO] [stdout] 338d71d8986a61c2069bc7debd374782ce00ef867ff90755047c15b0cd3ce4fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a04a33b27ad008a5c638244549cf6007fc3dc6dbefdf831fe005ef9fd3b8623
[INFO] running `Command { std: "docker" "start" "-a" "4a04a33b27ad008a5c638244549cf6007fc3dc6dbefdf831fe005ef9fd3b8623", kill_on_drop: false }`
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking gen-api-wrapper v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `http` is imported redundantly
[INFO] [stdout]   --> src/endpoint.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | use http::{self, header, Method, Request};
[INFO] [stdout]    |            ^^^^ the item `http` is already defined by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `http` is imported redundantly
[INFO] [stdout]   --> src/endpoint.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | use http::{self, header, Method, Request};
[INFO] [stdout]    |            ^^^^ the item `http` is already defined by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "4a04a33b27ad008a5c638244549cf6007fc3dc6dbefdf831fe005ef9fd3b8623", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a04a33b27ad008a5c638244549cf6007fc3dc6dbefdf831fe005ef9fd3b8623", kill_on_drop: false }`
[INFO] [stdout] 4a04a33b27ad008a5c638244549cf6007fc3dc6dbefdf831fe005ef9fd3b8623