[INFO] cloning repository https://github.com/JPRomer0/regex_tut
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JPRomer0/regex_tut" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJPRomer0%2Fregex_tut", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJPRomer0%2Fregex_tut'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ae42bc7a773b85db29d0e78bc1db13187797c65
[INFO] checking JPRomer0/regex_tut against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJPRomer0%2Fregex_tut" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/JPRomer0/regex_tut
[INFO] finished tweaking git repo https://github.com/JPRomer0/regex_tut
[INFO] tweaked toml for git repo https://github.com/JPRomer0/regex_tut written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/JPRomer0/regex_tut on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/JPRomer0/regex_tut 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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded byteorder v0.5.3
[INFO] [stderr]   Downloaded lzma v0.2.2
[INFO] [stderr]   Downloaded h2 v0.3.23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] abae210c4dd03f7715ef8911339a443ca14165591eec8785c2866992ddc00591
[INFO] running `Command { std: "docker" "start" "-a" "abae210c4dd03f7715ef8911339a443ca14165591eec8785c2866992ddc00591", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abae210c4dd03f7715ef8911339a443ca14165591eec8785c2866992ddc00591", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abae210c4dd03f7715ef8911339a443ca14165591eec8785c2866992ddc00591", kill_on_drop: false }`
[INFO] [stdout] abae210c4dd03f7715ef8911339a443ca14165591eec8785c2866992ddc00591
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 422a487a5f2b090fd84c46a7c851be5c852605ac636d905042e647536c3fdb98
[INFO] running `Command { std: "docker" "start" "-a" "422a487a5f2b090fd84c46a7c851be5c852605ac636d905042e647536c3fdb98", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling pkg-config v0.3.28
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling openssl v0.10.62
[INFO] [stderr]     Checking http v0.2.11
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking tokio v1.35.1
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking unicode-bidi v0.3.14
[INFO] [stderr]     Checking indexmap v2.1.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking lzma v0.2.2
[INFO] [stderr]    Compiling openssl-sys v0.9.98
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking h2 v0.3.23
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking reqwest v0.11.23
[INFO] [stderr]     Checking regex_tut v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `maybe_err`
[INFO] [stdout]   --> src/main.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let maybe_err = decompressor.read_to_end(&mut decompressed_data)?; //TODO: Error handling
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_maybe_err`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `URL` is never constructed
[INFO] [stdout]   --> src/main.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 | struct URL(String);
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/main.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 74 | impl URL {
[INFO] [stdout]    | -------- associated function in this implementation
[INFO] [stdout] 75 |     fn new(url: &str) -> URL {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WhenLastGET` is never constructed
[INFO] [stdout]   --> src/main.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 81 | struct WhenLastGET {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/main.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 86 | impl WhenLastGET {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 87 |     fn new(url: &str, seconds: u64) -> WhenLastGET {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `borrador` is never used
[INFO] [stdout]    --> src/main.rs:108:4
[INFO] [stdout]     |
[INFO] [stdout] 108 | fn borrador() {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `open_no_symlink` is never used
[INFO] [stdout]    --> src/main.rs:119:4
[INFO] [stdout]     |
[INFO] [stdout] 119 | fn open_no_symlink<P: AsRef<Path>>(path: P) -> Result<fs::File, io::Error> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `maybe_err`
[INFO] [stdout]   --> src/main.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let maybe_err = decompressor.read_to_end(&mut decompressed_data)?; //TODO: Error handling
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_maybe_err`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `URL` is never constructed
[INFO] [stdout]   --> src/main.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 | struct URL(String);
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/main.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 74 | impl URL {
[INFO] [stdout]    | -------- associated function in this implementation
[INFO] [stdout] 75 |     fn new(url: &str) -> URL {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WhenLastGET` is never constructed
[INFO] [stdout]   --> src/main.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 81 | struct WhenLastGET {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/main.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 86 | impl WhenLastGET {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 87 |     fn new(url: &str, seconds: u64) -> WhenLastGET {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `borrador` is never used
[INFO] [stdout]    --> src/main.rs:108:4
[INFO] [stdout]     |
[INFO] [stdout] 108 | fn borrador() {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `open_no_symlink` is never used
[INFO] [stdout]    --> src/main.rs:119:4
[INFO] [stdout]     |
[INFO] [stdout] 119 | fn open_no_symlink<P: AsRef<Path>>(path: P) -> Result<fs::File, io::Error> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 37.83s
[INFO] running `Command { std: "docker" "inspect" "422a487a5f2b090fd84c46a7c851be5c852605ac636d905042e647536c3fdb98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "422a487a5f2b090fd84c46a7c851be5c852605ac636d905042e647536c3fdb98", kill_on_drop: false }`
[INFO] [stdout] 422a487a5f2b090fd84c46a7c851be5c852605ac636d905042e647536c3fdb98
