Dec 12 02:53:40.833 INFO checking FRC6644/installer against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 02:53:40.833 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa9aa79c3c583aab59ac9134542d60a780c35e2e-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 12 02:53:41.292 INFO [stdout] bda619b69d457a3e045fd6a966f284ea760a43878676ae73b23b34ae57577ada
Dec 12 02:53:41.296 INFO running `"docker" "start" "-a" "bda619b69d457a3e045fd6a966f284ea760a43878676ae73b23b34ae57577ada"`
Dec 12 02:53:43.071 INFO [stderr] usermod: no changes
Dec 12 02:53:43.508 INFO [stderr]     Checking clap v2.27.1
Dec 12 02:53:43.511 INFO [stderr]     Checking serde_json v1.0.30
Dec 12 02:53:43.511 INFO [stderr]     Checking tokio-threadpool v0.1.6
Dec 12 02:53:43.512 INFO [stderr]     Checking tokio-reactor v0.1.5
Dec 12 02:53:49.300 INFO [stderr]     Checking tokio-uds v0.2.1
Dec 12 02:53:49.300 INFO [stderr]     Checking tokio-tcp v0.1.1
Dec 12 02:53:49.304 INFO [stderr]     Checking tokio-udp v0.1.2
Dec 12 02:53:49.976 INFO [stderr]     Checking tokio-fs v0.1.3
Dec 12 02:53:58.112 INFO [stderr]     Checking tokio v0.1.8
Dec 12 02:54:02.418 INFO [stderr]     Checking hyper v0.12.10
Dec 12 02:54:10.016 INFO [stderr]     Checking hyper-tls v0.3.0
Dec 12 02:54:13.934 INFO [stderr]     Checking reqwest v0.9.2
Dec 12 02:54:19.698 INFO [stderr]     Checking installer v0.1.0 (/source)
Dec 12 02:54:29.696 INFO [stderr] warning: unused import: `self`
Dec 12 02:54:29.696 INFO [stderr]   --> src/main.rs:10:15
Dec 12 02:54:29.696 INFO [stderr]    |
Dec 12 02:54:29.696 INFO [stderr] 10 | use std::fs::{self, DirBuilder};
Dec 12 02:54:29.696 INFO [stderr]    |               ^^^^
Dec 12 02:54:29.696 INFO [stderr]    |
Dec 12 02:54:29.696 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 12 02:54:29.696 INFO [stderr] 
Dec 12 02:54:29.696 INFO [stderr] warning: unnecessary parentheses around `if let` head expression
Dec 12 02:54:29.696 INFO [stderr]   --> src/main.rs:81:21
Dec 12 02:54:29.696 INFO [stderr]    |
Dec 12 02:54:29.696 INFO [stderr] 81 |    if let Some(o) = (softwares.get(software)){
Dec 12 02:54:29.696 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 12 02:54:29.696 INFO [stderr]    |
Dec 12 02:54:29.696 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 12 02:54:29.696 INFO [stderr] 
Dec 12 02:54:29.834 INFO [stderr] warning: unused variable: `matches`
Dec 12 02:54:29.834 INFO [stderr]   --> src/main.rs:22:17
Dec 12 02:54:29.834 INFO [stderr]    |
Dec 12 02:54:29.834 INFO [stderr] 22 |     if let Some(matches) = matches.subcommand_matches("hello_there") {
Dec 12 02:54:29.834 INFO [stderr]    |                 ^^^^^^^ help: consider using `_matches` instead
Dec 12 02:54:29.834 INFO [stderr]    |
Dec 12 02:54:29.836 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 02:54:29.836 INFO [stderr] 
Dec 12 02:54:29.854 INFO [stderr] warning: function is never used: `create_file`
Dec 12 02:54:29.854 INFO [stderr]   --> src/main.rs:36:1
Dec 12 02:54:29.854 INFO [stderr]    |
Dec 12 02:54:29.854 INFO [stderr] 36 | fn create_file() -> std::io::Result<()>{
Dec 12 02:54:29.854 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:54:29.854 INFO [stderr]    |
Dec 12 02:54:29.854 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 12 02:54:29.854 INFO [stderr] 
Dec 12 02:54:29.854 INFO [stderr] warning: function is never used: `get_page`
Dec 12 02:54:29.854 INFO [stderr]   --> src/main.rs:41:1
Dec 12 02:54:29.854 INFO [stderr]    |
Dec 12 02:54:29.854 INFO [stderr] 41 | fn get_page(url: &str) -> Result<String, reqwest::Error>{
Dec 12 02:54:29.854 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:54:29.854 INFO [stderr] 
Dec 12 02:54:29.854 INFO [stderr] warning: enum is never used: `Error`
Dec 12 02:54:29.854 INFO [stderr]   --> src/main.rs:63:1
Dec 12 02:54:29.854 INFO [stderr]    |
Dec 12 02:54:29.854 INFO [stderr] 63 | enum Error{
Dec 12 02:54:29.854 INFO [stderr]    | ^^^^^^^^^^
Dec 12 02:54:29.854 INFO [stderr] 
Dec 12 02:54:29.854 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:54:29.854 INFO [stderr]   --> src/main.rs:18:2
Dec 12 02:54:29.854 INFO [stderr]    |
Dec 12 02:54:29.854 INFO [stderr] 18 |     get_save("https://www.rust-lang.org/logos/rust-logo-128x128-blk-v2.png");
Dec 12 02:54:29.854 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:54:29.854 INFO [stderr]    |
Dec 12 02:54:29.854 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 02:54:29.854 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:54:29.854 INFO [stderr] 
Dec 12 02:54:29.854 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:54:29.854 INFO [stderr]   --> src/main.rs:48:2
Dec 12 02:54:29.854 INFO [stderr]    |
Dec 12 02:54:29.854 INFO [stderr] 48 |     resp.copy_to(&mut file);
Dec 12 02:54:29.854 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:54:29.854 INFO [stderr]    |
Dec 12 02:54:29.854 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:54:29.854 INFO [stderr] 
Dec 12 02:54:29.856 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:54:29.856 INFO [stderr]   --> src/main.rs:55:2
Dec 12 02:54:29.856 INFO [stderr]    |
Dec 12 02:54:29.856 INFO [stderr] 55 |       DirBuilder::new()
Dec 12 02:54:29.856 INFO [stderr]    |  _____^
Dec 12 02:54:29.856 INFO [stderr] 56 | |         .recursive(true)
Dec 12 02:54:29.856 INFO [stderr] 57 | |         .create(&path);
Dec 12 02:54:29.856 INFO [stderr]    | |_______________________^
Dec 12 02:54:29.856 INFO [stderr]    |
Dec 12 02:54:29.857 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:54:29.857 INFO [stderr] 
Dec 12 02:54:29.857 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:54:29.857 INFO [stderr]   --> src/main.rs:59:2
Dec 12 02:54:29.857 INFO [stderr]    |
Dec 12 02:54:29.857 INFO [stderr] 59 |       DirBuilder::new()
Dec 12 02:54:29.857 INFO [stderr]    |  _____^
Dec 12 02:54:29.857 INFO [stderr] 60 | |         .recursive(true)
Dec 12 02:54:29.857 INFO [stderr] 61 | |         .create(&path);
Dec 12 02:54:29.857 INFO [stderr]    | |_______________________^
Dec 12 02:54:29.857 INFO [stderr]    |
Dec 12 02:54:29.857 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:54:29.857 INFO [stderr] 
Dec 12 02:54:30.158 INFO [stderr] warning: unused import: `self`
Dec 12 02:54:30.158 INFO [stderr]   --> src/main.rs:10:15
Dec 12 02:54:30.158 INFO [stderr]    |
Dec 12 02:54:30.158 INFO [stderr] 10 | use std::fs::{self, DirBuilder};
Dec 12 02:54:30.158 INFO [stderr]    |               ^^^^
Dec 12 02:54:30.158 INFO [stderr]    |
Dec 12 02:54:30.158 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 12 02:54:30.158 INFO [stderr] 
Dec 12 02:54:30.158 INFO [stderr] warning: unnecessary parentheses around `if let` head expression
Dec 12 02:54:30.158 INFO [stderr]   --> src/main.rs:81:21
Dec 12 02:54:30.158 INFO [stderr]    |
Dec 12 02:54:30.158 INFO [stderr] 81 |    if let Some(o) = (softwares.get(software)){
Dec 12 02:54:30.158 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 12 02:54:30.158 INFO [stderr]    |
Dec 12 02:54:30.158 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 12 02:54:30.158 INFO [stderr] 
Dec 12 02:54:30.240 INFO [stderr] warning: unused variable: `matches`
Dec 12 02:54:30.240 INFO [stderr]   --> src/main.rs:22:17
Dec 12 02:54:30.240 INFO [stderr]    |
Dec 12 02:54:30.240 INFO [stderr] 22 |     if let Some(matches) = matches.subcommand_matches("hello_there") {
Dec 12 02:54:30.240 INFO [stderr]    |                 ^^^^^^^ help: consider using `_matches` instead
Dec 12 02:54:30.240 INFO [stderr]    |
Dec 12 02:54:30.240 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 02:54:30.240 INFO [stderr] 
Dec 12 02:54:30.252 INFO [stderr] warning: function is never used: `create_file`
Dec 12 02:54:30.252 INFO [stderr]   --> src/main.rs:36:1
Dec 12 02:54:30.252 INFO [stderr]    |
Dec 12 02:54:30.252 INFO [stderr] 36 | fn create_file() -> std::io::Result<()>{
Dec 12 02:54:30.252 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:54:30.252 INFO [stderr]    |
Dec 12 02:54:30.252 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 12 02:54:30.252 INFO [stderr] 
Dec 12 02:54:30.252 INFO [stderr] warning: function is never used: `get_page`
Dec 12 02:54:30.253 INFO [stderr]   --> src/main.rs:41:1
Dec 12 02:54:30.253 INFO [stderr]    |
Dec 12 02:54:30.253 INFO [stderr] 41 | fn get_page(url: &str) -> Result<String, reqwest::Error>{
Dec 12 02:54:30.253 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:54:30.253 INFO [stderr] 
Dec 12 02:54:30.253 INFO [stderr] warning: enum is never used: `Error`
Dec 12 02:54:30.253 INFO [stderr]   --> src/main.rs:63:1
Dec 12 02:54:30.253 INFO [stderr]    |
Dec 12 02:54:30.253 INFO [stderr] 63 | enum Error{
Dec 12 02:54:30.253 INFO [stderr]    | ^^^^^^^^^^
Dec 12 02:54:30.253 INFO [stderr] 
Dec 12 02:54:30.253 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:54:30.253 INFO [stderr]   --> src/main.rs:18:2
Dec 12 02:54:30.253 INFO [stderr]    |
Dec 12 02:54:30.253 INFO [stderr] 18 |     get_save("https://www.rust-lang.org/logos/rust-logo-128x128-blk-v2.png");
Dec 12 02:54:30.253 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:54:30.253 INFO [stderr]    |
Dec 12 02:54:30.253 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 02:54:30.253 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:54:30.253 INFO [stderr] 
Dec 12 02:54:30.253 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:54:30.253 INFO [stderr]   --> src/main.rs:48:2
Dec 12 02:54:30.253 INFO [stderr]    |
Dec 12 02:54:30.253 INFO [stderr] 48 |     resp.copy_to(&mut file);
Dec 12 02:54:30.253 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:54:30.253 INFO [stderr]    |
Dec 12 02:54:30.253 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:54:30.253 INFO [stderr] 
Dec 12 02:54:30.253 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:54:30.253 INFO [stderr]   --> src/main.rs:55:2
Dec 12 02:54:30.253 INFO [stderr]    |
Dec 12 02:54:30.253 INFO [stderr] 55 |       DirBuilder::new()
Dec 12 02:54:30.253 INFO [stderr]    |  _____^
Dec 12 02:54:30.253 INFO [stderr] 56 | |         .recursive(true)
Dec 12 02:54:30.253 INFO [stderr] 57 | |         .create(&path);
Dec 12 02:54:30.253 INFO [stderr]    | |_______________________^
Dec 12 02:54:30.253 INFO [stderr]    |
Dec 12 02:54:30.253 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:54:30.253 INFO [stderr] 
Dec 12 02:54:30.253 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:54:30.253 INFO [stderr]   --> src/main.rs:59:2
Dec 12 02:54:30.253 INFO [stderr]    |
Dec 12 02:54:30.253 INFO [stderr] 59 |       DirBuilder::new()
Dec 12 02:54:30.253 INFO [stderr]    |  _____^
Dec 12 02:54:30.253 INFO [stderr] 60 | |         .recursive(true)
Dec 12 02:54:30.253 INFO [stderr] 61 | |         .create(&path);
Dec 12 02:54:30.253 INFO [stderr]    | |_______________________^
Dec 12 02:54:30.253 INFO [stderr]    |
Dec 12 02:54:30.253 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:54:30.253 INFO [stderr] 
Dec 12 02:54:30.303 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.18s
Dec 12 02:54:30.341 INFO [stderr] su: No module specific data is present
Dec 12 02:54:31.410 INFO running `"docker" "inspect" "bda619b69d457a3e045fd6a966f284ea760a43878676ae73b23b34ae57577ada"`
Dec 12 02:54:31.706 INFO running `"docker" "rm" "-f" "bda619b69d457a3e045fd6a966f284ea760a43878676ae73b23b34ae57577ada"`
Dec 12 02:54:32.040 INFO [stdout] bda619b69d457a3e045fd6a966f284ea760a43878676ae73b23b34ae57577ada