[INFO] cloning repository https://github.com/DevinR528/iloc-opt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DevinR528/iloc-opt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDevinR528%2Filoc-opt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDevinR528%2Filoc-opt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dd8a27ebd9f52793a40d6b83689f62a2b3f8a1d0
[INFO] testing DevinR528/iloc-opt against master#1ef7943ee607160a564655b6596f83670ef95df5 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDevinR528%2Filoc-opt" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/DevinR528/iloc-opt
[INFO] finished tweaking git repo https://github.com/DevinR528/iloc-opt
[INFO] tweaked toml for git repo https://github.com/DevinR528/iloc-opt written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/DevinR528/iloc-opt on toolchain 1ef7943ee607160a564655b6596f83670ef95df5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/DevinR528/iloc-opt 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" "+1ef7943ee607160a564655b6596f83670ef95df5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b71f3ff9c2b31720ca44c9d055a14a0ec597a99f5cbaffff272084c930c6e6c
[INFO] running `Command { std: "docker" "start" "-a" "8b71f3ff9c2b31720ca44c9d055a14a0ec597a99f5cbaffff272084c930c6e6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b71f3ff9c2b31720ca44c9d055a14a0ec597a99f5cbaffff272084c930c6e6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b71f3ff9c2b31720ca44c9d055a14a0ec597a99f5cbaffff272084c930c6e6c", kill_on_drop: false }`
[INFO] [stdout] 8b71f3ff9c2b31720ca44c9d055a14a0ec597a99f5cbaffff272084c930c6e6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+1ef7943ee607160a564655b6596f83670ef95df5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] feebc6e688a056d34ca412d27c7e9c7c401bd49877f4dc6f41670c62ce59134d
[INFO] running `Command { std: "docker" "start" "-a" "feebc6e688a056d34ca412d27c7e9c7c401bd49877f4dc6f41670c62ce59134d", kill_on_drop: false }`
[INFO] [stderr]    Compiling iloc-opt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> src/lcm/lcm_impl.rs:492:7
[INFO] [stdout]     |
[INFO] [stdout] 492 |             if let Some(cnd_br) = func.blocks[pred_idx].instructions.last_mut() && cnd_br.uses_label() == Some(succ.as_str()) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> src/ralloc.rs:178:11
[INFO] [stdout]     |
[INFO] [stdout] 178 |                             if let Instruction::ImmLoad { src, dst } = inst
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> src/ralloc.rs:192:18
[INFO] [stdout]     |
[INFO] [stdout] 192 |                             } else if let Instruction::Frame { params, .. } = inst
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> src/ralloc.rs:217:18
[INFO] [stdout]     |
[INFO] [stdout] 217 |                             } else if let Some(dst) = inst.target_reg()
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `core_intrinsics` is internal to the compiler or standard library
[INFO] [stdout]  --> src/main.rs:6:2
[INFO] [stdout]   |
[INFO] [stdout] 6 |     core_intrinsics,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout]   = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:3:2
[INFO] [stdout]   |
[INFO] [stdout] 3 |     let_chains,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `lazy_cell` has been stable since 1.80.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:7:2
[INFO] [stdout]   |
[INFO] [stdout] 7 |     lazy_cell,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `extract_if` has been stable since 1.87.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:8:2
[INFO] [stdout]   |
[INFO] [stdout] 8 |     extract_if
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this method takes 2 arguments but 1 argument was supplied
[INFO] [stdout]    --> src/ssa/dce.rs:363:5
[INFO] [stdout]     |
[INFO] [stdout] 363 |             .extract_if(|i| !matches!(i, Instruction::Label(..) | Instruction::Frame { .. })),
[INFO] [stdout]     |              ^^^^^^^^^^---------------------------------------------------------------------- argument #2 is missing
[INFO] [stdout]     |
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/alloc/src/vec/mod.rs:3971:12
[INFO] [stdout] help: provide the argument
[INFO] [stdout]     |
[INFO] [stdout] 363 |             .extract_if(|i| !matches!(i, Instruction::Label(..) | Instruction::Frame { .. }), /* filter */),
[INFO] [stdout]     |                                                                                             ++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `{closure@src/ssa/dce.rs:363:16: 363:19}: RangeBounds<usize>` is not satisfied
[INFO] [stdout]    --> src/ssa/dce.rs:363:16
[INFO] [stdout]     |
[INFO] [stdout] 363 |             .extract_if(|i| !matches!(i, Instruction::Label(..) | Instruction::Frame { .. })),
[INFO] [stdout]     |              ---------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `RangeBounds<usize>` is not implemented for closure `{closure@src/ssa/dce.rs:363:16: 363:19}`
[INFO] [stdout]     |              |
[INFO] [stdout]     |              required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `Vec::<T, A>::extract_if`
[INFO] [stdout]    --> /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/alloc/src/vec/mod.rs:3971:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this method takes 2 arguments but 1 argument was supplied
[INFO] [stdout]    --> src/ralloc/color.rs:422:4
[INFO] [stdout]     |
[INFO] [stdout] 422 |         .extract_if(|(r, _)| spilled.contains(r))
[INFO] [stdout]     |          ^^^^^^^^^^------------------------------ argument #2 is missing
[INFO] [stdout]     |
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/alloc/src/vec/mod.rs:3971:12
[INFO] [stdout] help: provide the argument
[INFO] [stdout]     |
[INFO] [stdout] 422 |         .extract_if(|(r, _)| spilled.contains(r), /* filter */)
[INFO] [stdout]     |                                                 ++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `{closure@src/ralloc/color.rs:422:15: 422:23}: RangeBounds<usize>` is not satisfied
[INFO] [stdout]    --> src/ralloc/color.rs:422:15
[INFO] [stdout]     |
[INFO] [stdout] 422 |         .extract_if(|(r, _)| spilled.contains(r))
[INFO] [stdout]     |          ---------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `RangeBounds<usize>` is not implemented for closure `{closure@src/ralloc/color.rs:422:15: 422:23}`
[INFO] [stdout]     |          |
[INFO] [stdout]     |          required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `Vec::<T, A>::extract_if`
[INFO] [stdout]    --> /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/alloc/src/vec/mod.rs:3971:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0277.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `iloc-opt` (bin "iloc-opt") due to 8 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "feebc6e688a056d34ca412d27c7e9c7c401bd49877f4dc6f41670c62ce59134d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feebc6e688a056d34ca412d27c7e9c7c401bd49877f4dc6f41670c62ce59134d", kill_on_drop: false }`
[INFO] [stdout] feebc6e688a056d34ca412d27c7e9c7c401bd49877f4dc6f41670c62ce59134d
