[INFO] cloning repository https://github.com/bmpotter13/random_password
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bmpotter13/random_password" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbmpotter13%2Frandom_password", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbmpotter13%2Frandom_password'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 44dbf33ea00c8dc6cc242f86753578cc4692b682
[INFO] checking bmpotter13/random_password against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbmpotter13%2Frandom_password" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bmpotter13/random_password on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bmpotter13/random_password
[INFO] finished tweaking git repo https://github.com/bmpotter13/random_password
[INFO] tweaked toml for git repo https://github.com/bmpotter13/random_password written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/bmpotter13/random_password already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", 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] b4b9eabe02fd5effe4f10cbf68a82f47d7fe36985ec6dbad1e7317adff66b6fd
[INFO] running `Command { std: "docker" "start" "-a" "b4b9eabe02fd5effe4f10cbf68a82f47d7fe36985ec6dbad1e7317adff66b6fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4b9eabe02fd5effe4f10cbf68a82f47d7fe36985ec6dbad1e7317adff66b6fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4b9eabe02fd5effe4f10cbf68a82f47d7fe36985ec6dbad1e7317adff66b6fd", kill_on_drop: false }`
[INFO] [stdout] b4b9eabe02fd5effe4f10cbf68a82f47d7fe36985ec6dbad1e7317adff66b6fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f2fa2250ee62f2fa5ba105af9013bd35c653378f3f9f479b29fc0c6fbf1d7d7
[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" "1f2fa2250ee62f2fa5ba105af9013bd35c653378f3f9f479b29fc0c6fbf1d7d7", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]     Checking rand_core v0.2.2
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking random_password v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `fs`, `num::ParseIntError`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fs,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 6 |     num::ParseIntError,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `fs`, `num::ParseIntError`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fs,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 6 |     num::ParseIntError,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]    --> src/main.rs:125:24
[INFO] [stdout]     |
[INFO] [stdout] 125 | fn parse_dictionary<I>(config: &mut Config, current_option: &str, options: &mut I) -> Result<(), String>
[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: `current_option`
[INFO] [stdout]    --> src/main.rs:125:45
[INFO] [stdout]     |
[INFO] [stdout] 125 | fn parse_dictionary<I>(config: &mut Config, current_option: &str, options: &mut I) -> Result<(), String>
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_option`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `options`
[INFO] [stdout]    --> src/main.rs:125:67
[INFO] [stdout]     |
[INFO] [stdout] 125 | fn parse_dictionary<I>(config: &mut Config, current_option: &str, options: &mut I) -> Result<(), String>
[INFO] [stdout]     |                                                                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_options`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]    --> src/main.rs:131:23
[INFO] [stdout]     |
[INFO] [stdout] 131 | fn parse_separator<I>(config: &mut Config, current_option: &str, options: &mut I) -> Result<(), String>
[INFO] [stdout]     |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `current_option`
[INFO] [stdout]    --> src/main.rs:131:44
[INFO] [stdout]     |
[INFO] [stdout] 131 | fn parse_separator<I>(config: &mut Config, current_option: &str, options: &mut I) -> Result<(), String>
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_option`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `options`
[INFO] [stdout]    --> src/main.rs:131:66
[INFO] [stdout]     |
[INFO] [stdout] 131 | fn parse_separator<I>(config: &mut Config, current_option: &str, options: &mut I) -> Result<(), String>
[INFO] [stdout]     |                                                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_options`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]    --> src/main.rs:125:24
[INFO] [stdout]     |
[INFO] [stdout] 125 | fn parse_dictionary<I>(config: &mut Config, current_option: &str, options: &mut I) -> Result<(), String>
[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: `current_option`
[INFO] [stdout]    --> src/main.rs:125:45
[INFO] [stdout]     |
[INFO] [stdout] 125 | fn parse_dictionary<I>(config: &mut Config, current_option: &str, options: &mut I) -> Result<(), String>
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_option`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `options`
[INFO] [stdout]    --> src/main.rs:125:67
[INFO] [stdout]     |
[INFO] [stdout] 125 | fn parse_dictionary<I>(config: &mut Config, current_option: &str, options: &mut I) -> Result<(), String>
[INFO] [stdout]     |                                                                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_options`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]    --> src/main.rs:131:23
[INFO] [stdout]     |
[INFO] [stdout] 131 | fn parse_separator<I>(config: &mut Config, current_option: &str, options: &mut I) -> Result<(), String>
[INFO] [stdout]     |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `current_option`
[INFO] [stdout]    --> src/main.rs:131:44
[INFO] [stdout]     |
[INFO] [stdout] 131 | fn parse_separator<I>(config: &mut Config, current_option: &str, options: &mut I) -> Result<(), String>
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_option`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `options`
[INFO] [stdout]    --> src/main.rs:131:66
[INFO] [stdout]     |
[INFO] [stdout] 131 | fn parse_separator<I>(config: &mut Config, current_option: &str, options: &mut I) -> Result<(), String>
[INFO] [stdout]     |                                                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_options`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update_dictionary`
[INFO] [stdout]   --> src/main.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn update_dictionary(&mut self, d: String) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update_separator`
[INFO] [stdout]   --> src/main.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn update_separator(&mut self, s: String) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update_dictionary`
[INFO] [stdout]   --> src/main.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn update_dictionary(&mut self, d: String) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update_separator`
[INFO] [stdout]   --> src/main.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn update_separator(&mut self, s: String) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.38s
[INFO] running `Command { std: "docker" "inspect" "1f2fa2250ee62f2fa5ba105af9013bd35c653378f3f9f479b29fc0c6fbf1d7d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f2fa2250ee62f2fa5ba105af9013bd35c653378f3f9f479b29fc0c6fbf1d7d7", kill_on_drop: false }`
[INFO] [stdout] 1f2fa2250ee62f2fa5ba105af9013bd35c653378f3f9f479b29fc0c6fbf1d7d7