[INFO] fetching crate scrupy 0.1.6...
[INFO] checking scrupy-0.1.6 against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] extracting crate scrupy 0.1.6 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate scrupy 0.1.6 on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate scrupy 0.1.6
[INFO] finished tweaking crates.io crate scrupy 0.1.6
[INFO] tweaked toml for crates.io crate scrupy 0.1.6 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac37172c108f28a2b893e2ce82a2739f4808d06c6a026fa8740e4ff3e6cc20e7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ac37172c108f28a2b893e2ce82a2739f4808d06c6a026fa8740e4ff3e6cc20e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac37172c108f28a2b893e2ce82a2739f4808d06c6a026fa8740e4ff3e6cc20e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac37172c108f28a2b893e2ce82a2739f4808d06c6a026fa8740e4ff3e6cc20e7", kill_on_drop: false }`
[INFO] [stdout] ac37172c108f28a2b893e2ce82a2739f4808d06c6a026fa8740e4ff3e6cc20e7
[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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 899b5f1a4e7fb1fa4d02d133ffd6ad2e1f569d97bc40fe5727b647dfd49d5815
[INFO] running `Command { std: "docker" "start" "-a" "899b5f1a4e7fb1fa4d02d133ffd6ad2e1f569d97bc40fe5727b647dfd49d5815", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking scrupy v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/engine/mod.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |     spider: Box<Spider<ItemType=ItemType>>,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Spider<ItemType=ItemType>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/engine/mod.rs:41:35
[INFO] [stdout]    |
[INFO] [stdout] 41 |     item_pipelines: Vec<Mutex<Box<ItemPipeline<ItemType=ItemType>>>>,
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ItemPipeline<ItemType=ItemType>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/engine/mod.rs:42:42
[INFO] [stdout]    |
[INFO] [stdout] 42 |     downloader_middleware: Vec<Mutex<Box<DownloaderMiddleware>>>,
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DownloaderMiddleware`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Method`, `Request`
[INFO] [stdout]  --> src/scheduler/mod.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | use downloader::{Request, Method};
[INFO] [stdout]   |                  ^^^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `engine::Crawler`
[INFO] [stdout]  --> src/scheduler/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use engine::Crawler;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/scheduler/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/item_pipeline/mod.rs:18:44
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn open_spider(&mut self, spider: &Box<Spider<ItemType=Self::ItemType>>){
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Spider<ItemType=Self::ItemType>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/item_pipeline/mod.rs:22:45
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn close_spider(&mut self, spider: &Box<Spider<ItemType=Self::ItemType>>){
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Spider<ItemType=Self::ItemType>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/engine/mod.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |     spider: Box<Spider<ItemType=ItemType>>,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Spider<ItemType=ItemType>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Method`
[INFO] [stdout]  --> src/downloader_middleware/mod.rs:3:53
[INFO] [stdout]   |
[INFO] [stdout] 3 | use downloader::{Request, RequestContent, Response, Method, DownloadError};
[INFO] [stdout]   |                                                     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/engine/mod.rs:41:35
[INFO] [stdout]    |
[INFO] [stdout] 41 |     item_pipelines: Vec<Mutex<Box<ItemPipeline<ItemType=ItemType>>>>,
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ItemPipeline<ItemType=ItemType>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/engine/mod.rs:42:42
[INFO] [stdout]    |
[INFO] [stdout] 42 |     downloader_middleware: Vec<Mutex<Box<DownloaderMiddleware>>>,
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DownloaderMiddleware`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Method`, `Request`
[INFO] [stdout]  --> src/scheduler/mod.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | use downloader::{Request, Method};
[INFO] [stdout]   |                  ^^^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `engine::Crawler`
[INFO] [stdout]  --> src/scheduler/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use engine::Crawler;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/scheduler/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/item_pipeline/mod.rs:18:44
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn open_spider(&mut self, spider: &Box<Spider<ItemType=Self::ItemType>>){
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Spider<ItemType=Self::ItemType>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/item_pipeline/mod.rs:22:45
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn close_spider(&mut self, spider: &Box<Spider<ItemType=Self::ItemType>>){
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Spider<ItemType=Self::ItemType>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Method`
[INFO] [stdout]  --> src/downloader_middleware/mod.rs:3:53
[INFO] [stdout]   |
[INFO] [stdout] 3 | use downloader::{Request, RequestContent, Response, Method, DownloadError};
[INFO] [stdout]   |                                                     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx_`
[INFO] [stdout]    --> src/engine/mod.rs:116:24
[INFO] [stdout]     |
[INFO] [stdout] 116 |         while let Some(tx_) = self.txs.pop() {
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_tx_`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `spider`
[INFO] [stdout]   --> src/item_pipeline/mod.rs:18:31
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn open_spider(&mut self, spider: &Box<Spider<ItemType=Self::ItemType>>){
[INFO] [stdout]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_spider`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `spider`
[INFO] [stdout]   --> src/item_pipeline/mod.rs:22:32
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn close_spider(&mut self, spider: &Box<Spider<ItemType=Self::ItemType>>){
[INFO] [stdout]    |                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_spider`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/engine/mod.rs:198:13
[INFO] [stdout]     |
[INFO] [stdout] 198 |         let mut cralwer = task.crawler;
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `ItemType` should have a snake case name
[INFO] [stdout]    --> src/engine/mod.rs:159:32
[INFO] [stdout]     |
[INFO] [stdout] 159 |                 let (requests, ItemType) = crawler.spider.parse(r);
[INFO] [stdout]     |                                ^^^^^^^^ help: convert the identifier to snake case: `item_type`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `ItemType`, `parse`
[INFO] [stdout]   --> src/spider/mod.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     type ItemType;
[INFO] [stdout]    |     -------------- `ItemType` from trait
[INFO] [stdout] ...
[INFO] [stdout] 47 |     fn parse(&self, response: Response) -> (Vec<Request>, Vec<Self::ItemType>);
[INFO] [stdout]    |     --------------------------------------------------------------------------- `parse` from trait
[INFO] [stdout] ...
[INFO] [stdout] 56 |     impl Spider for LittleSpider {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `ItemType`, `parse` in implementation
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0560]: struct `downloader::Request` has no field named `url`
[INFO] [stdout]    --> src/downloader/mod.rs:126:13
[INFO] [stdout]     |
[INFO] [stdout] 126 |             url: url,
[INFO] [stdout]     |             ^^^ `downloader::Request` does not have this field
[INFO] [stdout]     |
[INFO] [stdout]     = note: available fields are: `content`, `client`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0560]: struct `downloader::Request` has no field named `method`
[INFO] [stdout]    --> src/downloader/mod.rs:127:13
[INFO] [stdout]     |
[INFO] [stdout] 127 |             method: Method::Get,
[INFO] [stdout]     |             ^^^^^^ `downloader::Request` does not have this field
[INFO] [stdout]     |
[INFO] [stdout]     = note: available fields are: `content`, `client`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0560]: struct `downloader::Request` has no field named `body`
[INFO] [stdout]    --> src/downloader/mod.rs:128:13
[INFO] [stdout]     |
[INFO] [stdout] 128 |             body: None,
[INFO] [stdout]     |             ^^^^ `downloader::Request` does not have this field
[INFO] [stdout]     |
[INFO] [stdout]     = note: available fields are: `content`, `client`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap` found for enum `std::result::Result<downloader::Response, DownloadError>` in the current scope
[INFO] [stdout]    --> src/downloader/mod.rs:131:28
[INFO] [stdout]     |
[INFO] [stdout] 17  | pub enum DownloadError{
[INFO] [stdout]     | ---------------------- doesn't satisfy `DownloadError: Debug`
[INFO] [stdout] ...
[INFO] [stdout] 131 |         request.download().unwrap();
[INFO] [stdout]     |                            ^^^^^^ method not found in `std::result::Result<downloader::Response, DownloadError>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the method `unwrap` exists but the following trait bounds were not satisfied:
[INFO] [stdout]             `DownloadError: Debug`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0046, E0560, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0046`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `scrupy`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "899b5f1a4e7fb1fa4d02d133ffd6ad2e1f569d97bc40fe5727b647dfd49d5815", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "899b5f1a4e7fb1fa4d02d133ffd6ad2e1f569d97bc40fe5727b647dfd49d5815", kill_on_drop: false }`
[INFO] [stdout] 899b5f1a4e7fb1fa4d02d133ffd6ad2e1f569d97bc40fe5727b647dfd49d5815
