[INFO] cloning repository https://github.com/lcosmin/mikrotik-firewall
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lcosmin/mikrotik-firewall" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flcosmin%2Fmikrotik-firewall", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flcosmin%2Fmikrotik-firewall'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4abae0125d788c9f81276117ded700d87b22e1ba
[INFO] checking lcosmin/mikrotik-firewall against try#2b41547e41f63ea0ca9cb25417ddd569b19e6a50 for pr-134273
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flcosmin%2Fmikrotik-firewall" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lcosmin/mikrotik-firewall on toolchain 2b41547e41f63ea0ca9cb25417ddd569b19e6a50
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2b41547e41f63ea0ca9cb25417ddd569b19e6a50" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lcosmin/mikrotik-firewall
[INFO] finished tweaking git repo https://github.com/lcosmin/mikrotik-firewall
[INFO] tweaked toml for git repo https://github.com/lcosmin/mikrotik-firewall written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/lcosmin/mikrotik-firewall 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" "+2b41547e41f63ea0ca9cb25417ddd569b19e6a50" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+2b41547e41f63ea0ca9cb25417ddd569b19e6a50" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f58d8f071401e14b5b1d1fde8181cf2387ef5e4be1d01b73ccd3510740a07aad
[INFO] running `Command { std: "docker" "start" "-a" "f58d8f071401e14b5b1d1fde8181cf2387ef5e4be1d01b73ccd3510740a07aad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f58d8f071401e14b5b1d1fde8181cf2387ef5e4be1d01b73ccd3510740a07aad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f58d8f071401e14b5b1d1fde8181cf2387ef5e4be1d01b73ccd3510740a07aad", kill_on_drop: false }`
[INFO] [stdout] f58d8f071401e14b5b1d1fde8181cf2387ef5e4be1d01b73ccd3510740a07aad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+2b41547e41f63ea0ca9cb25417ddd569b19e6a50" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec6c62843a16fa11798a9b9c0555598e86c6a07a36bf0f156ddc33b7c20def94
[INFO] running `Command { std: "docker" "start" "-a" "ec6c62843a16fa11798a9b9c0555598e86c6a07a36bf0f156ddc33b7c20def94", kill_on_drop: false }`
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[INFO] [stderr]     Checking mikrotik-firewall v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Path`
[INFO] [stdout]   --> src/firewall/saver.rs:87:21
[INFO] [stdout]    |
[INFO] [stdout] 87 |     use std::path::{Path, PathBuf};
[INFO] [stdout]    |                     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_str` is never used
[INFO] [stdout]    --> src/firewall/structures.rs:142:12
[INFO] [stdout]     |
[INFO] [stdout] 119 | impl Rule {
[INFO] [stdout]     | --------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 142 |     pub fn from_str(s: &str) -> Result<Self> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `policies` is never read
[INFO] [stdout]    --> src/firewall/structures.rs:306:16
[INFO] [stdout]     |
[INFO] [stdout] 304 | pub struct Firewall {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] 305 |     pub(crate) zones: Zones,
[INFO] [stdout] 306 |     pub(crate) policies: Policies,
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Firewall` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]    --> src/firewall/optimizer.rs:151:9
[INFO] [stdout]     |
[INFO] [stdout] 151 |     use std::str::FromStr;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]   --> src/firewall/saver.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |     use std::str::FromStr;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/firewall/testing.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `test_dir`
[INFO] [stdout]    --> src/firewall/saver.rs:103:52
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn test_serialize_firewall(mikrotik: Mikrotik, test_dir: PathBuf, accept_rule: Rule) {
[INFO] [stdout]     |                                                    ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_dir`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.14s
[INFO] running `Command { std: "docker" "inspect" "ec6c62843a16fa11798a9b9c0555598e86c6a07a36bf0f156ddc33b7c20def94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec6c62843a16fa11798a9b9c0555598e86c6a07a36bf0f156ddc33b7c20def94", kill_on_drop: false }`
[INFO] [stdout] ec6c62843a16fa11798a9b9c0555598e86c6a07a36bf0f156ddc33b7c20def94