[INFO] cloning repository https://github.com/chanmix51/url_keeper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chanmix51/url_keeper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchanmix51%2Furl_keeper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchanmix51%2Furl_keeper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ca6f6d371c39bd98375b5cce8d6f5a92a70f45ce
[INFO] checking chanmix51/url_keeper against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchanmix51%2Furl_keeper" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chanmix51/url_keeper on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chanmix51/url_keeper
[INFO] finished tweaking git repo https://github.com/chanmix51/url_keeper
[INFO] tweaked toml for git repo https://github.com/chanmix51/url_keeper written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/chanmix51/url_keeper 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" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dirs v1.0.5
[INFO] [stderr]   Downloaded synstructure v0.10.2
[INFO] [stderr]   Downloaded byteorder v1.3.1
[INFO] [stderr]   Downloaded unicode-normalization v0.1.8
[INFO] [stderr]   Downloaded failure_derive v0.1.5
[INFO] [stderr]   Downloaded rand_core v0.4.0
[INFO] [stderr]   Downloaded smallvec v0.6.9
[INFO] [stderr]   Downloaded cfg-if v0.1.9
[INFO] [stderr]   Downloaded nodrop v0.1.13
[INFO] [stderr]   Downloaded constant_time_eq v0.1.3
[INFO] [stderr]   Downloaded autocfg v0.1.4
[INFO] [stderr]   Downloaded bitflags v1.0.4
[INFO] [stderr]   Downloaded cc v1.0.37
[INFO] [stderr]   Downloaded log v0.4.6
[INFO] [stderr]   Downloaded term v0.5.2
[INFO] [stderr]   Downloaded backtrace v0.3.30
[INFO] [stderr]   Downloaded chrono v0.4.6
[INFO] [stderr]   Downloaded argon2rs v0.2.5
[INFO] [stderr]   Downloaded syn v0.15.34
[INFO] [stderr]   Downloaded backtrace-sys v0.1.28
[INFO] [stderr]   Downloaded failure v0.1.5
[INFO] [stderr]   Downloaded redox_users v0.3.0
[INFO] [stderr]   Downloaded structopt v0.2.17
[INFO] [stderr]   Downloaded arrayvec v0.4.10
[INFO] [stderr]   Downloaded serde_yaml v0.8.9
[INFO] [stderr]   Downloaded simplelog v0.5.3
[INFO] [stderr]   Downloaded structopt-derive v0.2.17
[INFO] [stderr]   Downloaded blake2-rfc v0.2.18
[INFO] [stderr]   Downloaded rustc-demangle v0.1.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5cecb2ccc1246260694e411b661f709df961e21f2659feb78506534cff2106a2
[INFO] running `Command { std: "docker" "start" "-a" "5cecb2ccc1246260694e411b661f709df961e21f2659feb78506534cff2106a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cecb2ccc1246260694e411b661f709df961e21f2659feb78506534cff2106a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cecb2ccc1246260694e411b661f709df961e21f2659feb78506534cff2106a2", kill_on_drop: false }`
[INFO] [stdout] 5cecb2ccc1246260694e411b661f709df961e21f2659feb78506534cff2106a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bf351ef1d5c80f0824ae4b02eca88e42dd783176aded43a268006a56bfafbba
[INFO] running `Command { std: "docker" "start" "-a" "5bf351ef1d5c80f0824ae4b02eca88e42dd783176aded43a268006a56bfafbba", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking simplelog v0.5.3
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]    Compiling structopt-derive v0.2.17
[INFO] [stderr]     Checking structopt v0.2.17
[INFO] [stderr]     Checking serde v1.0.92
[INFO] [stderr]     Checking serde_yaml v0.8.9
[INFO] [stderr]     Checking url_keeper v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use] extern crate structopt;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use] extern crate structopt;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/configuration/config_file.rs:12:64
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn from_file(filename: &str) -> Result<ConfigFile, Box<Error>> {
[INFO] [stdout]    |                                                                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn from_file(filename: &str) -> Result<ConfigFile, Box<dyn Error>> {
[INFO] [stdout]    |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/configuration/config_file.rs:12:64
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn from_file(filename: &str) -> Result<ConfigFile, Box<Error>> {
[INFO] [stdout]    |                                                                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn from_file(filename: &str) -> Result<ConfigFile, Box<dyn Error>> {
[INFO] [stdout]    |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/main.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let config = match ConfigFile::from_file(clo.config_file.as_str()) {
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/main.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let config = match ConfigFile::from_file(clo.config_file.as_str()) {
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `db_host` and `db_auth` are never read
[INFO] [stdout]  --> src/configuration/config_file.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct ConfigFile {
[INFO] [stdout]   |            ---------- fields in this struct
[INFO] [stdout] 7 |     db_host: String,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 8 |     db_auth: String,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ConfigFile` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `db_host` and `db_auth` are never read
[INFO] [stdout]  --> src/configuration/config_file.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct ConfigFile {
[INFO] [stdout]   |            ---------- fields in this struct
[INFO] [stdout] 7 |     db_host: String,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 8 |     db_auth: String,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ConfigFile` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.76s
[INFO] running `Command { std: "docker" "inspect" "5bf351ef1d5c80f0824ae4b02eca88e42dd783176aded43a268006a56bfafbba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bf351ef1d5c80f0824ae4b02eca88e42dd783176aded43a268006a56bfafbba", kill_on_drop: false }`
[INFO] [stdout] 5bf351ef1d5c80f0824ae4b02eca88e42dd783176aded43a268006a56bfafbba
