[INFO] fetching crate iso3166-3 0.3.0...
[INFO] checking iso3166-3-0.3.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate iso3166-3 0.3.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate iso3166-3 0.3.0
[INFO] finished tweaking crates.io crate iso3166-3 0.3.0
[INFO] tweaked toml for crates.io crate iso3166-3 0.3.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate iso3166-3 0.3.0 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 11f29a846e3b4080b75c99bcc5a4a938fbfbe8e45a3a2fc9c4b8123bb1fea593
[INFO] running `Command { std: "docker" "start" "-a" "11f29a846e3b4080b75c99bcc5a4a938fbfbe8e45a3a2fc9c4b8123bb1fea593", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11f29a846e3b4080b75c99bcc5a4a938fbfbe8e45a3a2fc9c4b8123bb1fea593", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11f29a846e3b4080b75c99bcc5a4a938fbfbe8e45a3a2fc9c4b8123bb1fea593", kill_on_drop: false }`
[INFO] [stdout] 11f29a846e3b4080b75c99bcc5a4a938fbfbe8e45a3a2fc9c4b8123bb1fea593
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd784b05ef87dc44775089b73541cb015947966c6a4637dc69dc13ca62b4b448
[INFO] running `Command { std: "docker" "start" "-a" "bd784b05ef87dc44775089b73541cb015947966c6a4637dc69dc13ca62b4b448", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Checking iso3166-3 v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `alpha2`, `alpha3`, and `num` are never read
[INFO] [stdout]   --> src/lib.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct FormerCountryCodeCodes<'a> {
[INFO] [stdout]    |            ---------------------- fields in this struct
[INFO] [stdout] 34 |     /// Two-character code for the country code
[INFO] [stdout] 35 |     alpha2: &'a str,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 36 |     /// Three-character code for the country code
[INFO] [stdout] 37 |     alpha3: &'a str,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 38 |     /// Three digit code assigned to the coutnry code
[INFO] [stdout] 39 |     num: &'a str,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FormerCountryCodeCodes` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/lib.rs:64:25
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn code(code_given: &str) -> Option<FormerCountryCode> {
[INFO] [stdout]    |                         ^^^^            ----------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn code(code_given: &str) -> Option<FormerCountryCode<'_>> {
[INFO] [stdout]    |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `alpha2`, `alpha3`, and `num` are never read
[INFO] [stdout]   --> src/lib.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct FormerCountryCodeCodes<'a> {
[INFO] [stdout]    |            ---------------------- fields in this struct
[INFO] [stdout] 34 |     /// Two-character code for the country code
[INFO] [stdout] 35 |     alpha2: &'a str,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 36 |     /// Three-character code for the country code
[INFO] [stdout] 37 |     alpha3: &'a str,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 38 |     /// Three digit code assigned to the coutnry code
[INFO] [stdout] 39 |     num: &'a str,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FormerCountryCodeCodes` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/lib.rs:64:25
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn code(code_given: &str) -> Option<FormerCountryCode> {
[INFO] [stdout]    |                         ^^^^            ----------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn code(code_given: &str) -> Option<FormerCountryCode<'_>> {
[INFO] [stdout]    |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "bd784b05ef87dc44775089b73541cb015947966c6a4637dc69dc13ca62b4b448", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd784b05ef87dc44775089b73541cb015947966c6a4637dc69dc13ca62b4b448", kill_on_drop: false }`
[INFO] [stdout] bd784b05ef87dc44775089b73541cb015947966c6a4637dc69dc13ca62b4b448