[INFO] cloning repository https://github.com/AymanHamdoun/top-reddits
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AymanHamdoun/top-reddits" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAymanHamdoun%2Ftop-reddits", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAymanHamdoun%2Ftop-reddits'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 04002b676d47e33d4fae17cd1bf8bf6bf220b3a6
[INFO] building AymanHamdoun/top-reddits against try#334963c956d25708feab489a3816ae63f639355d for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAymanHamdoun%2Ftop-reddits" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AymanHamdoun/top-reddits on toolchain 334963c956d25708feab489a3816ae63f639355d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AymanHamdoun/top-reddits
[INFO] finished tweaking git repo https://github.com/AymanHamdoun/top-reddits
[INFO] tweaked toml for git repo https://github.com/AymanHamdoun/top-reddits written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/AymanHamdoun/top-reddits 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" "+334963c956d25708feab489a3816ae63f639355d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 519086ed334556f6ad29b96ecc5f2d369fa925ab95a4452024d1f2be22017863
[INFO] running `Command { std: "docker" "start" "-a" "519086ed334556f6ad29b96ecc5f2d369fa925ab95a4452024d1f2be22017863", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "519086ed334556f6ad29b96ecc5f2d369fa925ab95a4452024d1f2be22017863", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "519086ed334556f6ad29b96ecc5f2d369fa925ab95a4452024d1f2be22017863", kill_on_drop: false }`
[INFO] [stdout] 519086ed334556f6ad29b96ecc5f2d369fa925ab95a4452024d1f2be22017863
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9ca601581dfb5b4f9fe838a773c1aa8eec99a77b23c2a783864bc84579c1c04
[INFO] running `Command { std: "docker" "start" "-a" "b9ca601581dfb5b4f9fe838a773c1aa8eec99a77b23c2a783864bc84579c1c04", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling qstring v0.6.0
[INFO] [stderr]    Compiling ascii v0.9.3
[INFO] [stderr]    Compiling chunked_transfer v0.3.1
[INFO] [stderr]    Compiling signal-hook v0.1.17
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling cookie v0.11.4
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling crossterm v0.19.0
[INFO] [stderr]    Compiling colour v0.6.0
[INFO] [stderr]    Compiling ureq v0.4.9
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Result` and `json`
[INFO] [stdout]  --> src/reddit.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde_json::{Value, Result, json};
[INFO] [stdout]   |                         ^^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/reddit.rs:38:23
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let api_url = (self.subreddit_url.clone() + "/top/.json?limit=" + count.to_string().as_str());
[INFO] [stdout]    |                       ^                                                                             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 38 -         let api_url = (self.subreddit_url.clone() + "/top/.json?limit=" + count.to_string().as_str());
[INFO] [stdout] 38 +         let api_url = self.subreddit_url.clone() + "/top/.json?limit=" + count.to_string().as_str();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/reddit.rs:43:23
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let api_url = (self.subreddit_url.clone() + "/new/.json?limit=" + count.to_string().as_str());
[INFO] [stdout]    |                       ^                                                                             ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 43 -         let api_url = (self.subreddit_url.clone() + "/new/.json?limit=" + count.to_string().as_str());
[INFO] [stdout] 43 +         let api_url = self.subreddit_url.clone() + "/new/.json?limit=" + count.to_string().as_str();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/reddit.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |             Err(e) => "".to_string()
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/reddit.rs:61:14
[INFO] [stdout]    |
[INFO] [stdout] 61 |         for (i, p) in post_v.iter().enumerate() {
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `count`
[INFO] [stdout]   --> src/reddit.rs:47:52
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn load_posts_from_url(&mut self, url: String, count: u32) {
[INFO] [stdout]    |                                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_count`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.14s
[INFO] running `Command { std: "docker" "inspect" "b9ca601581dfb5b4f9fe838a773c1aa8eec99a77b23c2a783864bc84579c1c04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9ca601581dfb5b4f9fe838a773c1aa8eec99a77b23c2a783864bc84579c1c04", kill_on_drop: false }`
[INFO] [stdout] b9ca601581dfb5b4f9fe838a773c1aa8eec99a77b23c2a783864bc84579c1c04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb05ea2b3c1b648f39426f3e9029dd0565cb1ddca267558c3036bf5cfbee35f7
[INFO] running `Command { std: "docker" "start" "-a" "eb05ea2b3c1b648f39426f3e9029dd0565cb1ddca267558c3036bf5cfbee35f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Result` and `json`
[INFO] [stdout]  --> src/reddit.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde_json::{Value, Result, json};
[INFO] [stdout]   |                         ^^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/reddit.rs:38:23
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let api_url = (self.subreddit_url.clone() + "/top/.json?limit=" + count.to_string().as_str());
[INFO] [stdout]    |                       ^                                                                             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 38 -         let api_url = (self.subreddit_url.clone() + "/top/.json?limit=" + count.to_string().as_str());
[INFO] [stdout] 38 +         let api_url = self.subreddit_url.clone() + "/top/.json?limit=" + count.to_string().as_str();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/reddit.rs:43:23
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let api_url = (self.subreddit_url.clone() + "/new/.json?limit=" + count.to_string().as_str());
[INFO] [stdout]    |                       ^                                                                             ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 43 -         let api_url = (self.subreddit_url.clone() + "/new/.json?limit=" + count.to_string().as_str());
[INFO] [stdout] 43 +         let api_url = self.subreddit_url.clone() + "/new/.json?limit=" + count.to_string().as_str();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/reddit.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |             Err(e) => "".to_string()
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/reddit.rs:61:14
[INFO] [stdout]    |
[INFO] [stdout] 61 |         for (i, p) in post_v.iter().enumerate() {
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `count`
[INFO] [stdout]   --> src/reddit.rs:47:52
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn load_posts_from_url(&mut self, url: String, count: u32) {
[INFO] [stdout]    |                                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_count`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "eb05ea2b3c1b648f39426f3e9029dd0565cb1ddca267558c3036bf5cfbee35f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb05ea2b3c1b648f39426f3e9029dd0565cb1ddca267558c3036bf5cfbee35f7", kill_on_drop: false }`
[INFO] [stdout] eb05ea2b3c1b648f39426f3e9029dd0565cb1ddca267558c3036bf5cfbee35f7
