[INFO] fetching crate mergelog 0.2.0...
[INFO] testing mergelog-0.2.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate mergelog 0.2.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate mergelog 0.2.0
[INFO] finished tweaking crates.io crate mergelog 0.2.0
[INFO] tweaked toml for crates.io crate mergelog 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mergelog 0.2.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mergelog 0.2.0 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f546cd65c9806e55904bef615bcd7baf4681f9d84b58399b23783d090abc3684
[INFO] running `Command { std: "docker" "start" "-a" "f546cd65c9806e55904bef615bcd7baf4681f9d84b58399b23783d090abc3684", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f546cd65c9806e55904bef615bcd7baf4681f9d84b58399b23783d090abc3684", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f546cd65c9806e55904bef615bcd7baf4681f9d84b58399b23783d090abc3684", kill_on_drop: false }`
[INFO] [stdout] f546cd65c9806e55904bef615bcd7baf4681f9d84b58399b23783d090abc3684
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81f3c15786759180fed425c84b70c0390948eaecbf261f24feb7eca285bab8e1
[INFO] running `Command { std: "docker" "start" "-a" "81f3c15786759180fed425c84b70c0390948eaecbf261f24feb7eca285bab8e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.169
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[INFO] [stderr]    Compiling typed-arena v2.0.2
[INFO] [stderr]    Compiling entities v1.0.1
[INFO] [stderr]    Compiling rust-fuzzy-search v0.1.1
[INFO] [stderr]    Compiling xdg v2.5.2
[INFO] [stderr]    Compiling supports-hyperlinks v3.1.0
[INFO] [stderr]    Compiling reqwest v0.12.12
[INFO] [stderr]    Compiling comrak v0.35.0
[INFO] [stderr]    Compiling toml v0.8.20
[INFO] [stderr]    Compiling argh v0.1.13
[INFO] [stderr]    Compiling miette v7.5.0
[INFO] [stderr]    Compiling indicatif v0.17.11
[INFO] [stderr]    Compiling mergelog v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `use_short_links`
[INFO] [stdout]    --> src/main.rs:444:5
[INFO] [stdout]     |
[INFO] [stdout] 444 |     use_short_links: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_use_short_links`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `is_pull_request` is never read
[INFO] [stdout]    --> src/main.rs:409:5
[INFO] [stdout]     |
[INFO] [stdout] 406 | struct Link {
[INFO] [stdout]     |        ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 409 |     is_pull_request: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Link` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 18s
[INFO] running `Command { std: "docker" "inspect" "81f3c15786759180fed425c84b70c0390948eaecbf261f24feb7eca285bab8e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81f3c15786759180fed425c84b70c0390948eaecbf261f24feb7eca285bab8e1", kill_on_drop: false }`
[INFO] [stdout] 81f3c15786759180fed425c84b70c0390948eaecbf261f24feb7eca285bab8e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35fb88ecedd07aa2d07cf9fd08bf568650dc08537715df1470a0cfde09320be0
[INFO] running `Command { std: "docker" "start" "-a" "35fb88ecedd07aa2d07cf9fd08bf568650dc08537715df1470a0cfde09320be0", kill_on_drop: false }`
[INFO] [stderr]    Compiling mergelog v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `use_short_links`
[INFO] [stdout]    --> src/main.rs:444:5
[INFO] [stdout]     |
[INFO] [stdout] 444 |     use_short_links: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_use_short_links`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `is_pull_request` is never read
[INFO] [stdout]    --> src/main.rs:409:5
[INFO] [stdout]     |
[INFO] [stdout] 406 | struct Link {
[INFO] [stdout]     |        ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 409 |     is_pull_request: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Link` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "35fb88ecedd07aa2d07cf9fd08bf568650dc08537715df1470a0cfde09320be0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35fb88ecedd07aa2d07cf9fd08bf568650dc08537715df1470a0cfde09320be0", kill_on_drop: false }`
[INFO] [stdout] 35fb88ecedd07aa2d07cf9fd08bf568650dc08537715df1470a0cfde09320be0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0553ebf395c639a64c0090f5757bab276423d038c27738dffed89cb2dba144ff
[INFO] running `Command { std: "docker" "start" "-a" "0553ebf395c639a64c0090f5757bab276423d038c27738dffed89cb2dba144ff", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `use_short_links`
[INFO] [stderr]    --> src/main.rs:444:5
[INFO] [stderr]     |
[INFO] [stderr] 444 |     use_short_links: bool,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_use_short_links`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `is_pull_request` is never read
[INFO] [stderr]    --> src/main.rs:409:5
[INFO] [stderr]     |
[INFO] [stderr] 406 | struct Link {
[INFO] [stderr]     |        ---- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 409 |     is_pull_request: bool,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Link` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `mergelog` (bin "mergelog" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mergelog-b39b338ae60289ec)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0553ebf395c639a64c0090f5757bab276423d038c27738dffed89cb2dba144ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0553ebf395c639a64c0090f5757bab276423d038c27738dffed89cb2dba144ff", kill_on_drop: false }`
[INFO] [stdout] 0553ebf395c639a64c0090f5757bab276423d038c27738dffed89cb2dba144ff