[INFO] fetching crate maghemite 0.1.0... [INFO] checking maghemite-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate maghemite 0.1.0 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate maghemite 0.1.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate maghemite 0.1.0 [INFO] finished tweaking crates.io crate maghemite 0.1.0 [INFO] tweaked toml for crates.io crate maghemite 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 67 packages [INFO] [stderr] Adding anes v0.1.6 (latest: v0.2.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding clap v3.2.25 (latest: v4.5.4) [INFO] [stderr] Adding clap_lex v0.2.4 (latest: v0.7.0) [INFO] [stderr] Adding criterion v0.4.0 (latest: v0.5.1) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.3) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding indexmap v1.9.3 (latest: v2.2.6) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding os_str_bytes v6.6.1 (latest: v7.0.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded iota v0.2.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 70fd6dcd42c774a63d812091b6cd66c81a21821740e8882484403d03714985eb [INFO] running `Command { std: "docker" "start" "-a" "70fd6dcd42c774a63d812091b6cd66c81a21821740e8882484403d03714985eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "70fd6dcd42c774a63d812091b6cd66c81a21821740e8882484403d03714985eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70fd6dcd42c774a63d812091b6cd66c81a21821740e8882484403d03714985eb", kill_on_drop: false }` [INFO] [stdout] 70fd6dcd42c774a63d812091b6cd66c81a21821740e8882484403d03714985eb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 91b3502334b983df0d3c7537e688f513e4949aeb6f8f7268b1a9db21d34ddfa5 [INFO] running `Command { std: "docker" "start" "-a" "91b3502334b983df0d3c7537e688f513e4949aeb6f8f7268b1a9db21d34ddfa5", kill_on_drop: false }` [INFO] [stderr] Checking half v2.4.0 [INFO] [stderr] Checking ciborium-io v0.2.2 [INFO] [stderr] Checking os_str_bytes v6.6.1 [INFO] [stderr] Checking plotters-backend v0.3.5 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking textwrap v0.16.1 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking plotters-svg v0.3.5 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking iota v0.2.3 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking maghemite v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking clap v3.2.25 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stdout] warning: unused variable: `parser` [INFO] [stdout] --> src/parser/parser.rs:42:24 [INFO] [stdout] | [INFO] [stdout] 42 | fn parse_dot_infix<'a>(parser: &'a Parser, left: Box, token: Token) -> Box { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parser` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `left` [INFO] [stdout] --> src/parser/parser.rs:42:44 [INFO] [stdout] | [INFO] [stdout] 42 | fn parse_dot_infix<'a>(parser: &'a Parser, left: Box, token: Token) -> Box { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_left` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `token` [INFO] [stdout] --> src/parser/parser.rs:42:64 [INFO] [stdout] | [INFO] [stdout] 42 | fn parse_dot_infix<'a>(parser: &'a Parser, left: Box, token: Token) -> Box { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_token` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `input` and `position` are never read [INFO] [stdout] --> src/parser/parser.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Parser { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 5 | input: Vec, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 6 | position: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `precedence`, `prefix_parselet`, and `infix_parselet` are never read [INFO] [stdout] --> src/parser/parser.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct ParseRule { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 13 | precedence: u8, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 14 | prefix_parselet: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 15 | infix_parselet: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `parse_rule` is never used [INFO] [stdout] --> src/parser/parser.rs:24:8 [INFO] [stdout] | [INFO] [stdout] 23 | impl Token { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] 24 | fn parse_rule(&self) -> ParseRule { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_dot_infix` is never used [INFO] [stdout] --> src/parser/parser.rs:42:4 [INFO] [stdout] | [INFO] [stdout] 42 | fn parse_dot_infix<'a>(parser: &'a Parser, left: Box, token: Token) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.4.0 [INFO] [stdout] warning: unused variable: `parser` [INFO] [stdout] --> src/parser/parser.rs:42:24 [INFO] [stdout] | [INFO] [stdout] 42 | fn parse_dot_infix<'a>(parser: &'a Parser, left: Box, token: Token) -> Box { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parser` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `left` [INFO] [stdout] --> src/parser/parser.rs:42:44 [INFO] [stdout] | [INFO] [stdout] 42 | fn parse_dot_infix<'a>(parser: &'a Parser, left: Box, token: Token) -> Box { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_left` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `token` [INFO] [stdout] --> src/parser/parser.rs:42:64 [INFO] [stdout] | [INFO] [stdout] 42 | fn parse_dot_infix<'a>(parser: &'a Parser, left: Box, token: Token) -> Box { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_token` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `input` and `position` are never read [INFO] [stdout] --> src/parser/parser.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Parser { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 5 | input: Vec, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 6 | position: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `precedence`, `prefix_parselet`, and `infix_parselet` are never read [INFO] [stdout] --> src/parser/parser.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct ParseRule { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 13 | precedence: u8, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 14 | prefix_parselet: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 15 | infix_parselet: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `parse_rule` is never used [INFO] [stdout] --> src/parser/parser.rs:24:8 [INFO] [stdout] | [INFO] [stdout] 23 | impl Token { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] 24 | fn parse_rule(&self) -> ParseRule { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_dot_infix` is never used [INFO] [stdout] --> src/parser/parser.rs:42:4 [INFO] [stdout] | [INFO] [stdout] 42 | fn parse_dot_infix<'a>(parser: &'a Parser, left: Box, token: Token) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.25s [INFO] running `Command { std: "docker" "inspect" "91b3502334b983df0d3c7537e688f513e4949aeb6f8f7268b1a9db21d34ddfa5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91b3502334b983df0d3c7537e688f513e4949aeb6f8f7268b1a9db21d34ddfa5", kill_on_drop: false }` [INFO] [stdout] 91b3502334b983df0d3c7537e688f513e4949aeb6f8f7268b1a9db21d34ddfa5