[INFO] fetching crate yht_test_lib 0.2.0...
[INFO] testing yht_test_lib-0.2.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate yht_test_lib 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate yht_test_lib 0.2.0
[INFO] finished tweaking crates.io crate yht_test_lib 0.2.0
[INFO] tweaked toml for crates.io crate yht_test_lib 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate yht_test_lib 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 3bdb8fca569258a11fc3a3347125711a6f3bf77969c12edc3d1d6d6a16c75d36
[INFO] running `Command { std: "docker" "start" "-a" "3bdb8fca569258a11fc3a3347125711a6f3bf77969c12edc3d1d6d6a16c75d36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3bdb8fca569258a11fc3a3347125711a6f3bf77969c12edc3d1d6d6a16c75d36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bdb8fca569258a11fc3a3347125711a6f3bf77969c12edc3d1d6d6a16c75d36", kill_on_drop: false }`
[INFO] [stdout] 3bdb8fca569258a11fc3a3347125711a6f3bf77969c12edc3d1d6d6a16c75d36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 3be49af065e543b64d89746a4bbd9acec72dc2cdf35d830b8117e7d9acb4e840
[INFO] running `Command { std: "docker" "start" "-a" "3be49af065e543b64d89746a4bbd9acec72dc2cdf35d830b8117e7d9acb4e840", kill_on_drop: false }`
[INFO] [stderr]    Compiling yht_test_lib v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `private_add` is never used
[INFO] [stdout]  --> src/lib.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn private_add(a: i32, b: i32) -> i32 {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout]   |
[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 0.13s
[INFO] running `Command { std: "docker" "inspect" "3be49af065e543b64d89746a4bbd9acec72dc2cdf35d830b8117e7d9acb4e840", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3be49af065e543b64d89746a4bbd9acec72dc2cdf35d830b8117e7d9acb4e840", kill_on_drop: false }`
[INFO] [stdout] 3be49af065e543b64d89746a4bbd9acec72dc2cdf35d830b8117e7d9acb4e840
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 3405e924c340b54158c8cd429126e221c0feeeff13ac82ba0c5c879fbb4ec383
[INFO] running `Command { std: "docker" "start" "-a" "3405e924c340b54158c8cd429126e221c0feeeff13ac82ba0c5c879fbb4ec383", kill_on_drop: false }`
[INFO] [stderr]    Compiling yht_test_lib v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `private_add` is never used
[INFO] [stdout]  --> src/lib.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn private_add(a: i32, b: i32) -> i32 {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `private_add` is never used
[INFO] [stdout]  --> src/lib.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn private_add(a: i32, b: i32) -> i32 {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout]   |
[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 0.44s
[INFO] running `Command { std: "docker" "inspect" "3405e924c340b54158c8cd429126e221c0feeeff13ac82ba0c5c879fbb4ec383", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3405e924c340b54158c8cd429126e221c0feeeff13ac82ba0c5c879fbb4ec383", kill_on_drop: false }`
[INFO] [stdout] 3405e924c340b54158c8cd429126e221c0feeeff13ac82ba0c5c879fbb4ec383
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 5b99570751a202e1ec780a922a3421d8372004f3dd41c17c0502673ca14757e6
[INFO] running `Command { std: "docker" "start" "-a" "5b99570751a202e1ec780a922a3421d8372004f3dd41c17c0502673ca14757e6", kill_on_drop: false }`
[INFO] [stderr] warning: function `private_add` is never used
[INFO] [stderr]  --> src/lib.rs:6:4
[INFO] [stderr]   |
[INFO] [stderr] 6 | fn private_add(a: i32, b: i32) -> i32 {
[INFO] [stderr]   |    ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `yht_test_lib` (lib) generated 1 warning
[INFO] [stderr] warning: `yht_test_lib` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/yht_test_lib-516cd6d68d665993)
[INFO] [stderr]    Doc-tests yht_test_lib
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::add_sub ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test tests::add_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 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" "5b99570751a202e1ec780a922a3421d8372004f3dd41c17c0502673ca14757e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b99570751a202e1ec780a922a3421d8372004f3dd41c17c0502673ca14757e6", kill_on_drop: false }`
[INFO] [stdout] 5b99570751a202e1ec780a922a3421d8372004f3dd41c17c0502673ca14757e6