[INFO] fetching crate jtd-infer 0.2.1...
[INFO] testing jtd-infer-0.2.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate jtd-infer 0.2.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate jtd-infer 0.2.1
[INFO] finished tweaking crates.io crate jtd-infer 0.2.1
[INFO] tweaked toml for crates.io crate jtd-infer 0.2.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate jtd-infer 0.2.1 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 jtd-infer 0.2.1 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 30d184ec7821b406f72863fbbef3b3b9b6a2b83f434d60ae1e5041c07d7de51f
[INFO] running `Command { std: "docker" "start" "-a" "30d184ec7821b406f72863fbbef3b3b9b6a2b83f434d60ae1e5041c07d7de51f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30d184ec7821b406f72863fbbef3b3b9b6a2b83f434d60ae1e5041c07d7de51f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30d184ec7821b406f72863fbbef3b3b9b6a2b83f434d60ae1e5041c07d7de51f", kill_on_drop: false }`
[INFO] [stdout] 30d184ec7821b406f72863fbbef3b3b9b6a2b83f434d60ae1e5041c07d7de51f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 591ec6747d6bd3de2ca158b6043548feec2f76203f33bb402c57ee7bc8ad8cd2
[INFO] running `Command { std: "docker" "start" "-a" "591ec6747d6bd3de2ca158b6043548feec2f76203f33bb402c57ee7bc8ad8cd2", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]    Compiling jtd v0.3.1
[INFO] [stderr]    Compiling jtd-infer v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&std::string::String` instead of cloning the inner type
[INFO] [stdout]    --> src/inferred_schema.rs:169:52
[INFO] [stdout]     |
[INFO] [stdout] 169 |                     .filter(|k| !map.contains_key(k.clone()))
[INFO] [stdout]     |                                                    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.04s
[INFO] running `Command { std: "docker" "inspect" "591ec6747d6bd3de2ca158b6043548feec2f76203f33bb402c57ee7bc8ad8cd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "591ec6747d6bd3de2ca158b6043548feec2f76203f33bb402c57ee7bc8ad8cd2", kill_on_drop: false }`
[INFO] [stdout] 591ec6747d6bd3de2ca158b6043548feec2f76203f33bb402c57ee7bc8ad8cd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e4839aa0bdfa50f7ad06658551c5c1f948add32e2341759b361e74a7235dc540
[INFO] running `Command { std: "docker" "start" "-a" "e4839aa0bdfa50f7ad06658551c5c1f948add32e2341759b361e74a7235dc540", kill_on_drop: false }`
[INFO] [stderr]    Compiling jtd-infer v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&std::string::String` instead of cloning the inner type
[INFO] [stdout]    --> src/inferred_schema.rs:169:52
[INFO] [stdout]     |
[INFO] [stdout] 169 |                     .filter(|k| !map.contains_key(k.clone()))
[INFO] [stdout]     |                                                    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&std::string::String` instead of cloning the inner type
[INFO] [stdout]    --> src/inferred_schema.rs:169:52
[INFO] [stdout]     |
[INFO] [stdout] 169 |                     .filter(|k| !map.contains_key(k.clone()))
[INFO] [stdout]     |                                                    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "e4839aa0bdfa50f7ad06658551c5c1f948add32e2341759b361e74a7235dc540", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4839aa0bdfa50f7ad06658551c5c1f948add32e2341759b361e74a7235dc540", kill_on_drop: false }`
[INFO] [stdout] e4839aa0bdfa50f7ad06658551c5c1f948add32e2341759b361e74a7235dc540
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ad6d198a4d25d7ca53617baba0f32bd9c3d102df177853a3339176c14caeed62
[INFO] running `Command { std: "docker" "start" "-a" "ad6d198a4d25d7ca53617baba0f32bd9c3d102df177853a3339176c14caeed62", kill_on_drop: false }`
[INFO] [stderr] warning: using `.clone()` on a double reference, which returns `&std::string::String` instead of cloning the inner type
[INFO] [stdout] 
[INFO] [stderr]    --> src/inferred_schema.rs:169:52
[INFO] [stdout] running 3 tests
[INFO] [stderr]     |
[INFO] [stdout] test hints::tests::hint_set ... ok
[INFO] [stderr] 169 |                     .filter(|k| !map.contains_key(k.clone()))
[INFO] [stdout] test inferred_number::tests::inferred_number ... ok
[INFO] [stderr]     |                                                    ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `jtd-infer` (lib) generated 1 warning
[INFO] [stderr] warning: `jtd-infer` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/jtd_infer-9570e44f88d1c497)
[INFO] [stdout] test hints::tests::hint_set_wildcard ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 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/jtd_infer-24207d9346d9c612)
[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] [stderr]    Doc-tests jtd_infer
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/hints.rs - hints::Hints (line 19) ... ok
[INFO] [stdout] test src/hints.rs - hints::HintSet<'a>::new (line 112) ... ok
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.58s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ad6d198a4d25d7ca53617baba0f32bd9c3d102df177853a3339176c14caeed62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad6d198a4d25d7ca53617baba0f32bd9c3d102df177853a3339176c14caeed62", kill_on_drop: false }`
[INFO] [stdout] ad6d198a4d25d7ca53617baba0f32bd9c3d102df177853a3339176c14caeed62