[INFO] cloning repository https://github.com/coravacav/kolya-letter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/coravacav/kolya-letter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoravacav%2Fkolya-letter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoravacav%2Fkolya-letter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ed0ebd4f0814a4626ed6607e760a2ce5475643ad
[INFO] testing coravacav/kolya-letter against beta-2026-03-05 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoravacav%2Fkolya-letter" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/coravacav/kolya-letter
[INFO] finished tweaking git repo https://github.com/coravacav/kolya-letter
[INFO] tweaked toml for git repo https://github.com/coravacav/kolya-letter written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/coravacav/kolya-letter on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/coravacav/kolya-letter 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-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded convert_case v0.7.1
[INFO] [stderr]   Downloaded maud_macros v0.27.0
[INFO] [stderr]   Downloaded derive_more-impl v2.0.1
[INFO] [stderr]   Downloaded derive_more v2.0.1
[INFO] [stderr]   Downloaded bnum v0.12.1
[INFO] [stderr]   Downloaded anyhow v1.0.99
[INFO] [stderr]   Downloaded fastnum v0.7.1
[INFO] [stderr]   Downloaded maud v0.27.0
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f91a67c0f5fc8a982b65b90d823940266edba2205bbe59700bf1dcfd1281aa2
[INFO] running `Command { std: "docker" "start" "-a" "0f91a67c0f5fc8a982b65b90d823940266edba2205bbe59700bf1dcfd1281aa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f91a67c0f5fc8a982b65b90d823940266edba2205bbe59700bf1dcfd1281aa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f91a67c0f5fc8a982b65b90d823940266edba2205bbe59700bf1dcfd1281aa2", kill_on_drop: false }`
[INFO] [stdout] 0f91a67c0f5fc8a982b65b90d823940266edba2205bbe59700bf1dcfd1281aa2
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b13bb7407c9d980ec529c0e0cd51dfa13f025106cb15ba7d6fca3c64bce966b
[INFO] running `Command { std: "docker" "start" "-a" "9b13bb7407c9d980ec529c0e0cd51dfa13f025106cb15ba7d6fca3c64bce966b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling fastnum v0.7.1
[INFO] [stderr]    Compiling anyhow v1.0.99
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling bnum v0.12.1
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling convert_case v0.7.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling maud_macros v0.27.0
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling maud v0.27.0
[INFO] [stderr]    Compiling derive_more v2.0.1
[INFO] [stderr]    Compiling kolya-letter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.88s
[INFO] running `Command { std: "docker" "inspect" "9b13bb7407c9d980ec529c0e0cd51dfa13f025106cb15ba7d6fca3c64bce966b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b13bb7407c9d980ec529c0e0cd51dfa13f025106cb15ba7d6fca3c64bce966b", kill_on_drop: false }`
[INFO] [stdout] 9b13bb7407c9d980ec529c0e0cd51dfa13f025106cb15ba7d6fca3c64bce966b
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6002761d9ca9c66fc5b72c5a5b94359f85b9f00a5a87251193a7fe1ed78da85
[INFO] running `Command { std: "docker" "start" "-a" "a6002761d9ca9c66fc5b72c5a5b94359f85b9f00a5a87251193a7fe1ed78da85", kill_on_drop: false }`
[INFO] [stderr]    Compiling kolya-letter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "a6002761d9ca9c66fc5b72c5a5b94359f85b9f00a5a87251193a7fe1ed78da85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6002761d9ca9c66fc5b72c5a5b94359f85b9f00a5a87251193a7fe1ed78da85", kill_on_drop: false }`
[INFO] [stdout] a6002761d9ca9c66fc5b72c5a5b94359f85b9f00a5a87251193a7fe1ed78da85
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6e97440c23aeb02e2591905d15b91a02bd3b17d7d823690054fcc2ca1373ddaf
[INFO] running `Command { std: "docker" "start" "-a" "6e97440c23aeb02e2591905d15b91a02bd3b17d7d823690054fcc2ca1373ddaf", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/kolya_letter-31020319b5300db5)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_compression ... ok
[INFO] [stdout] test tests::test_compressed ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/kolya_letter-dea14e1b09bcaf96)
[INFO] [stderr]    Doc-tests kolya_letter
[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] [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" "6e97440c23aeb02e2591905d15b91a02bd3b17d7d823690054fcc2ca1373ddaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e97440c23aeb02e2591905d15b91a02bd3b17d7d823690054fcc2ca1373ddaf", kill_on_drop: false }`
[INFO] [stdout] 6e97440c23aeb02e2591905d15b91a02bd3b17d7d823690054fcc2ca1373ddaf
