[INFO] fetching crate wildkit_lib 0.1.0...
[INFO] checking wildkit_lib-0.1.0 against master#8a497b7181cad4ae66dbd6cc31042b69b6bd0df7 for pr-102474
[INFO] extracting crate wildkit_lib 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate wildkit_lib 0.1.0 on toolchain 8a497b7181cad4ae66dbd6cc31042b69b6bd0df7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8a497b7181cad4ae66dbd6cc31042b69b6bd0df7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wildkit_lib 0.1.0
[INFO] finished tweaking crates.io crate wildkit_lib 0.1.0
[INFO] tweaked toml for crates.io crate wildkit_lib 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate wildkit_lib 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8a497b7181cad4ae66dbd6cc31042b69b6bd0df7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `^1.0.14+20200708` for dependency `google-classroom1` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+8a497b7181cad4ae66dbd6cc31042b69b6bd0df7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07f2a1a544933f7a693a050227bd3423d3cdc682f5fae108d4448af2c926bfe5
[INFO] running `Command { std: "docker" "start" "-a" "07f2a1a544933f7a693a050227bd3423d3cdc682f5fae108d4448af2c926bfe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07f2a1a544933f7a693a050227bd3423d3cdc682f5fae108d4448af2c926bfe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07f2a1a544933f7a693a050227bd3423d3cdc682f5fae108d4448af2c926bfe5", kill_on_drop: false }`
[INFO] [stdout] 07f2a1a544933f7a693a050227bd3423d3cdc682f5fae108d4448af2c926bfe5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+8a497b7181cad4ae66dbd6cc31042b69b6bd0df7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9215b780aed86cba597fdddc675679c03c82bef57cd89edaecab89a8daa67a88
[INFO] running `Command { std: "docker" "start" "-a" "9215b780aed86cba597fdddc675679c03c82bef57cd89edaecab89a8daa67a88", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `^1.0.14+20200708` for dependency `google-classroom1` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
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[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling darling_core v0.9.0
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[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking which v2.0.1
[INFO] [stderr]    Compiling darling_macro v0.9.0
[INFO] [stderr]    Compiling darling v0.9.0
[INFO] [stderr]    Compiling derive_builder_core v0.5.0
[INFO] [stderr]     Checking headless_chrome v0.9.0
[INFO] [stderr]     Checking yup-oauth2 v1.0.12
[INFO] [stderr]     Checking google-classroom1 v1.0.14+20200708
[INFO] [stderr]     Checking wildkit_lib_hac v0.1.0
[INFO] [stderr]     Checking wildkit_lib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `put` is never used
[INFO] [stdout]   --> src/db.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn put<T: Item>(&self, i: &T, cached: bool) -> Result<(), Error> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `get` is never used
[INFO] [stdout]   --> src/db.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn get<T: Item>(&self, id: &str) -> Result<Option<Box<T>>, Error> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `list` is never used
[INFO] [stdout]   --> src/db.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn list<T: Item>(&self, cached: bool) -> Result<Vec<Box<T>>, Error> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db`
[INFO] [stdout]  --> src/main.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let db = Db::open(args.db);
[INFO] [stdout]   |         ^^ help: if this is intentional, prefix it with an underscore: `_db`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db`
[INFO] [stdout]  --> src/main.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let db = Db::open(args.db);
[INFO] [stdout]   |         ^^ help: if this is intentional, prefix it with an underscore: `_db`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `put` is never used
[INFO] [stdout]   --> src/db.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn put<T: Item>(&self, i: &T, cached: bool) -> Result<(), Error> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `get` is never used
[INFO] [stdout]   --> src/db.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn get<T: Item>(&self, id: &str) -> Result<Option<Box<T>>, Error> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `list` is never used
[INFO] [stdout]   --> src/db.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn list<T: Item>(&self, cached: bool) -> Result<Vec<Box<T>>, Error> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.22s
[INFO] running `Command { std: "docker" "inspect" "9215b780aed86cba597fdddc675679c03c82bef57cd89edaecab89a8daa67a88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9215b780aed86cba597fdddc675679c03c82bef57cd89edaecab89a8daa67a88", kill_on_drop: false }`
[INFO] [stdout] 9215b780aed86cba597fdddc675679c03c82bef57cd89edaecab89a8daa67a88