[INFO] fetching crate airagi 0.0.1...
[INFO] testing airagi-0.0.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate airagi 0.0.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate airagi 0.0.1
[INFO] finished tweaking crates.io crate airagi 0.0.1
[INFO] tweaked toml for crates.io crate airagi 0.0.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate airagi 0.0.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 41 packages to latest compatible versions
[INFO] [stderr]       Adding airlang v0.0.10 (available: v0.20.0)
[INFO] [stderr]       Adding airlang_ext v0.0.10 (available: v0.20.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded airlang_ext v0.0.10
[INFO] [stderr]   Downloaded airlang v0.0.10
[INFO] [stderr]   Downloaded rug v1.28.0
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.6.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb223dc98ef0e8aa2c11f5c5a516a05138ba502d4212135b94abfe6be9883417
[INFO] running `Command { std: "docker" "start" "-a" "fb223dc98ef0e8aa2c11f5c5a516a05138ba502d4212135b94abfe6be9883417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb223dc98ef0e8aa2c11f5c5a516a05138ba502d4212135b94abfe6be9883417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb223dc98ef0e8aa2c11f5c5a516a05138ba502d4212135b94abfe6be9883417", kill_on_drop: false }`
[INFO] [stdout] fb223dc98ef0e8aa2c11f5c5a516a05138ba502d4212135b94abfe6be9883417
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aae847c2cfc247fda5fb85cb65795f61b9f76ca6dd599b05b5ab4e46a993e972
[INFO] running `Command { std: "docker" "start" "-a" "aae847c2cfc247fda5fb85cb65795f61b9f76ca6dd599b05b5ab4e46a993e972", kill_on_drop: false }`
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.8
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling rug v1.28.0
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling airlang v0.0.10
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/airlang-0.0.10/src/prelude/value.rs:194:8
[INFO] [stdout]     |
[INFO] [stdout] 194 |     if let Ok(v1) = v1
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/airlang-0.0.10/src/prelude/value.rs:195:12
[INFO] [stdout]     |
[INFO] [stdout] 195 |         && let Ok(v2) = v2
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/airlang-0.0.10/src/prelude/value.rs:271:8
[INFO] [stdout]     |
[INFO] [stdout] 271 |     if let Ok(v1) = v1
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/airlang-0.0.10/src/prelude/value.rs:272:12
[INFO] [stdout]     |
[INFO] [stdout] 272 |         && let Ok(v2) = v2
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/airlang-0.0.10/src/prelude/ctx.rs:847:38
[INFO] [stdout]     |
[INFO] [stdout] 847 |             let use_normal_form = if let Val::Call(call) = &v.val
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/airlang-0.0.10/src/prelude/ctx.rs:848:20
[INFO] [stdout]     |
[INFO] [stdout] 848 |                 && let Val::Symbol(func) = &call.func
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to_sign_string_exp` found for struct `rug::Float` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/airlang-0.0.10/src/float.rs:66:39
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let (sign, num, exp) = self.0.to_sign_string_exp(10, Some(sig_len));
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `to_string` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/string.rs:2855:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/airlang-0.0.10/src/float.rs:68:19
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let exp = exp.map_or("".to_owned(), |i| format!("e{i}"));
[INFO] [stdout]    |                   ^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `airlang` (lib) due to 8 previous errors
[INFO] running `Command { std: "docker" "inspect" "aae847c2cfc247fda5fb85cb65795f61b9f76ca6dd599b05b5ab4e46a993e972", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aae847c2cfc247fda5fb85cb65795f61b9f76ca6dd599b05b5ab4e46a993e972", kill_on_drop: false }`
[INFO] [stdout] aae847c2cfc247fda5fb85cb65795f61b9f76ca6dd599b05b5ab4e46a993e972