[INFO] cloning repository https://github.com/OwenFeik/spells-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/OwenFeik/spells-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOwenFeik%2Fspells-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOwenFeik%2Fspells-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 76d3be432b3d6f28dd0944bb700e175061828a5a [INFO] checking OwenFeik/spells-rs against try#b98202ad067d72e45cec8be3d5c15d86ef0fd086 for pr-155193 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOwenFeik%2Fspells-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml [INFO] started tweaking git repo https://github.com/OwenFeik/spells-rs [INFO] finished tweaking git repo https://github.com/OwenFeik/spells-rs [INFO] tweaked toml for git repo https://github.com/OwenFeik/spells-rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/OwenFeik/spells-rs on toolchain b98202ad067d72e45cec8be3d5c15d86ef0fd086 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b98202ad067d72e45cec8be3d5c15d86ef0fd086" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/OwenFeik/spells-rs 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" "+b98202ad067d72e45cec8be3d5c15d86ef0fd086" "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 error-code v3.2.0 [INFO] [stderr] Downloaded clipboard-win v5.3.1 [INFO] [stderr] Downloaded rustix v0.38.19 [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b98202ad067d72e45cec8be3d5c15d86ef0fd086" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a4e25bf32a7cdbf2576b138c6dc9aae8af05e5f38b06978e886ac858e27f0d7d [INFO] running `Command { std: "docker" "start" "-a" "a4e25bf32a7cdbf2576b138c6dc9aae8af05e5f38b06978e886ac858e27f0d7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a4e25bf32a7cdbf2576b138c6dc9aae8af05e5f38b06978e886ac858e27f0d7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4e25bf32a7cdbf2576b138c6dc9aae8af05e5f38b06978e886ac858e27f0d7d", kill_on_drop: false }` [INFO] [stdout] a4e25bf32a7cdbf2576b138c6dc9aae8af05e5f38b06978e886ac858e27f0d7d [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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b98202ad067d72e45cec8be3d5c15d86ef0fd086" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3af5c69d9537af76ec0919ce1a617e0c991eaa2e4a2d7bf305a7e261124ef7a9 [INFO] running `Command { std: "docker" "start" "-a" "3af5c69d9537af76ec0919ce1a617e0c991eaa2e4a2d7bf305a7e261124ef7a9", kill_on_drop: false }` [INFO] [stderr] Compiling rustix v0.38.19 [INFO] [stderr] Checking linux-raw-sys v0.4.10 [INFO] [stderr] Checking smallvec v1.11.1 [INFO] [stderr] Checking endian-type v0.1.2 [INFO] [stderr] Checking memchr v2.6.4 [INFO] [stderr] Checking unicode-segmentation v1.10.1 [INFO] [stderr] Compiling nix v0.28.0 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking nibble_vec v0.1.0 [INFO] [stderr] Checking radix_trie v0.2.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking fd-lock v4.0.2 [INFO] [stderr] Checking rustyline v14.0.0 [INFO] [stderr] Checking spells v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: let chains are only allowed in Rust 2024 or later [INFO] [stdout] --> src/outcome.rs:145:31 [INFO] [stdout] | [INFO] [stdout] 145 | } else if let Some((_, sv)) = smallest [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: let chains are only allowed in Rust 2024 or later [INFO] [stdout] --> src/parser.rs:77:15 [INFO] [stdout] | [INFO] [stdout] 77 | while let Some(token) = self.peek() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: let chains are only allowed in Rust 2024 or later [INFO] [stdout] --> src/parser.rs:78:16 [INFO] [stdout] | [INFO] [stdout] 78 | && let Tok::Operator(op) = token.inner() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: let chains are only allowed in Rust 2024 or later [INFO] [stdout] --> src/parser.rs:146:15 [INFO] [stdout] | [INFO] [stdout] 146 | while let Some(token) = self.peek() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: let chains are only allowed in Rust 2024 or later [INFO] [stdout] --> src/parser.rs:147:16 [INFO] [stdout] | [INFO] [stdout] 147 | && let Tok::Operator(op) = token.inner() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: let chains are only allowed in Rust 2024 or later [INFO] [stdout] --> src/token.rs:279:26 [INFO] [stdout] | [INFO] [stdout] 279 | let is_operator = if let Some(c) = input.get(1) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: let chains are only allowed in Rust 2024 or later [INFO] [stdout] --> src/token.rs:288:23 [INFO] [stdout] | [INFO] [stdout] 288 | if is_operator && let Some(c) = input.get(0) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: let chains are only allowed in Rust 2024 or later [INFO] [stdout] --> src/outcome.rs:145:31 [INFO] [stdout] | [INFO] [stdout] 145 | } else if let Some((_, sv)) = smallest [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: let chains are only allowed in Rust 2024 or later [INFO] [stdout] --> src/parser.rs:77:15 [INFO] [stdout] | [INFO] [stdout] 77 | while let Some(token) = self.peek() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: let chains are only allowed in Rust 2024 or later [INFO] [stdout] --> src/parser.rs:78:16 [INFO] [stdout] | [INFO] [stdout] 78 | && let Tok::Operator(op) = token.inner() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: let chains are only allowed in Rust 2024 or later [INFO] [stdout] --> src/parser.rs:146:15 [INFO] [stdout] | [INFO] [stdout] 146 | while let Some(token) = self.peek() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: let chains are only allowed in Rust 2024 or later [INFO] [stdout] --> src/parser.rs:147:16 [INFO] [stdout] | [INFO] [stdout] 147 | && let Tok::Operator(op) = token.inner() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: let chains are only allowed in Rust 2024 or later [INFO] [stdout] --> src/token.rs:279:26 [INFO] [stdout] | [INFO] [stdout] 279 | let is_operator = if let Some(c) = input.get(1) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: let chains are only allowed in Rust 2024 or later [INFO] [stdout] --> src/token.rs:288:23 [INFO] [stdout] | [INFO] [stdout] 288 | if is_operator && let Some(c) = input.get(0) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `if_let_guard` has been stable since 1.95.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(if_let_guard)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_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:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(let_chains)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `if_let_guard` has been stable since 1.95.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(if_let_guard)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_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:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(let_chains)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/eval.rs:100:46 [INFO] [stdout] | [INFO] [stdout] 100 | } else if matches!(op, Operator::Member) { [INFO] [stdout] | ______________________________________________^ [INFO] [stdout] 101 | | } else { [INFO] [stdout] | |_____^ expected `Result`, found `()` [INFO] [stdout] | [INFO] [stdout] = note: expected enum `Result` [INFO] [stdout] found unit type `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/eval.rs:100:46 [INFO] [stdout] | [INFO] [stdout] 100 | } else if matches!(op, Operator::Member) { [INFO] [stdout] | ______________________________________________^ [INFO] [stdout] 101 | | } else { [INFO] [stdout] | |_____^ expected `Result`, found `()` [INFO] [stdout] | [INFO] [stdout] = note: expected enum `Result` [INFO] [stdout] found unit type `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/context.rs:181:13 [INFO] [stdout] | [INFO] [stdout] 181 | let mut ret = String::new(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `spells` (bin "spells") due to 8 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/context.rs:181:13 [INFO] [stdout] | [INFO] [stdout] 181 | let mut ret = String::new(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `spells` (bin "spells" test) due to 8 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "3af5c69d9537af76ec0919ce1a617e0c991eaa2e4a2d7bf305a7e261124ef7a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3af5c69d9537af76ec0919ce1a617e0c991eaa2e4a2d7bf305a7e261124ef7a9", kill_on_drop: false }` [INFO] [stdout] 3af5c69d9537af76ec0919ce1a617e0c991eaa2e4a2d7bf305a7e261124ef7a9