[INFO] fetching crate oauth2-wechat 0.2.0...
[INFO] checking oauth2-wechat-0.2.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate oauth2-wechat 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate oauth2-wechat 0.2.0 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 oauth2-wechat 0.2.0
[INFO] finished tweaking crates.io crate oauth2-wechat 0.2.0
[INFO] tweaked toml for crates.io crate oauth2-wechat 0.2.0 written to /workspace/builds/worker-0-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 55 packages
[INFO] [stderr]       Adding base64 v0.21.7 (latest: v0.22.0)
[INFO] [stderr]       Adding darling v0.14.4 (latest: v0.20.8)
[INFO] [stderr]       Adding darling_core v0.14.4 (latest: v0.20.8)
[INFO] [stderr]       Adding darling_macro v0.14.4 (latest: v0.20.8)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding http v0.2.12 (latest: v1.1.0)
[INFO] [stderr]       Adding serde-enum-str v0.3.2 (latest: v0.4.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde-rename-rule v0.2.2
[INFO] [stderr]   Downloaded serde-enum-str v0.3.2
[INFO] [stderr]   Downloaded serde-attributes v0.2.1
[INFO] [stderr]   Downloaded oauth2-core v0.2.0
[INFO] [stderr]   Downloaded http-api-client-endpoint v0.2.1
[INFO] [stderr]   Downloaded oauth2-client v0.2.0
[INFO] [stderr]   Downloaded serde_qs v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 9852f1242cfae229790616d2a30f77e3dc2b991d544949fe48fac7bdce4f188f
[INFO] running `Command { std: "docker" "start" "-a" "9852f1242cfae229790616d2a30f77e3dc2b991d544949fe48fac7bdce4f188f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9852f1242cfae229790616d2a30f77e3dc2b991d544949fe48fac7bdce4f188f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9852f1242cfae229790616d2a30f77e3dc2b991d544949fe48fac7bdce4f188f", kill_on_drop: false }`
[INFO] [stdout] 9852f1242cfae229790616d2a30f77e3dc2b991d544949fe48fac7bdce4f188f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 0d68942bcdd761d094fa8cc905b983b9b51c6121a0bab7d8806566edb98db0c4
[INFO] running `Command { std: "docker" "start" "-a" "0d68942bcdd761d094fa8cc905b983b9b51c6121a0bab7d8806566edb98db0c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde-rename-rule v0.2.2
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]     Checking dyn-clone v1.0.17
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking http-api-client-endpoint v0.2.1
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking serde_qs v0.12.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling serde-attributes v0.2.1
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling serde-enum-str v0.3.2
[INFO] [stderr]     Checking oauth2-core v0.2.0
[INFO] [stderr]     Checking oauth2-client v0.2.0
[INFO] [stderr]     Checking oauth2-wechat v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Response` is imported redundantly
[INFO] [stdout]    --> src/authorization_code_grant.rs:314:37
[INFO] [stdout]     |
[INFO] [stdout] 310 |     use super::*;
[INFO] [stdout]     |         -------- the item `Response` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 314 |         re_exports::{Endpoint as _, Response},
[INFO] [stdout]     |                                     ^^^^^^^^
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.65s
[INFO] running `Command { std: "docker" "inspect" "0d68942bcdd761d094fa8cc905b983b9b51c6121a0bab7d8806566edb98db0c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d68942bcdd761d094fa8cc905b983b9b51c6121a0bab7d8806566edb98db0c4", kill_on_drop: false }`
[INFO] [stdout] 0d68942bcdd761d094fa8cc905b983b9b51c6121a0bab7d8806566edb98db0c4