[INFO] fetching crate nom-peg 0.1.1... [INFO] testing nom-peg-0.1.1 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate nom-peg 0.1.1 into /workspace/builds/worker-11/source [INFO] validating manifest of crates.io crate nom-peg 0.1.1 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate nom-peg 0.1.1 [INFO] finished tweaking crates.io crate nom-peg 0.1.1 [INFO] tweaked toml for crates.io crate nom-peg 0.1.1 written to /workspace/builds/worker-11/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 02004eeb74e53ef7bf75a051e41817ea2b3fbd454e1b5fdd2afe0a5f1030f8b5 [INFO] running `Command { std: "docker" "start" "-a" "02004eeb74e53ef7bf75a051e41817ea2b3fbd454e1b5fdd2afe0a5f1030f8b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "02004eeb74e53ef7bf75a051e41817ea2b3fbd454e1b5fdd2afe0a5f1030f8b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "02004eeb74e53ef7bf75a051e41817ea2b3fbd454e1b5fdd2afe0a5f1030f8b5", kill_on_drop: false }` [INFO] [stdout] 02004eeb74e53ef7bf75a051e41817ea2b3fbd454e1b5fdd2afe0a5f1030f8b5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 248c5ab2db44940ec40449f1671983ddacb3f9733976912eb3b626687caf12d6 [INFO] running `Command { std: "docker" "start" "-a" "248c5ab2db44940ec40449f1671983ddacb3f9733976912eb3b626687caf12d6", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling nom-peg v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.66s [INFO] running `Command { std: "docker" "inspect" "248c5ab2db44940ec40449f1671983ddacb3f9733976912eb3b626687caf12d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "248c5ab2db44940ec40449f1671983ddacb3f9733976912eb3b626687caf12d6", kill_on_drop: false }` [INFO] [stdout] 248c5ab2db44940ec40449f1671983ddacb3f9733976912eb3b626687caf12d6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5ba5eb8d673edef16cb32ae5dcbbc4a5f2b9a78315ac94e6f7c9ef62e88376e2 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "5ba5eb8d673edef16cb32ae5dcbbc4a5f2b9a78315ac94e6f7c9ef62e88376e2", kill_on_drop: false }` [INFO] [stderr] Compiling nom-peg v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: suffixes on a tuple index are invalid [INFO] [stdout] --> tests/json.rs:25:16 [INFO] [stdout] | [INFO] [stdout] 25 | let json = grammar! { [INFO] [stdout] | ________________^ [INFO] [stdout] 26 | | parse: JsonValue = "=" [INFO] [stdout] 27 | | [INFO] [stdout] 28 | | num: f32 = ::recognize_float => { result.parse::().unwrap() } [INFO] [stdout] ... | [INFO] [stdout] 51 | | | boolean => { JsonValue::Boolean(result) } [INFO] [stdout] 52 | | }; [INFO] [stdout] | |_____^ invalid suffix `usize` [INFO] [stdout] | [INFO] [stdout] = note: `usize` is *temporarily* accepted on tuple index fields as it was incorrectly accepted on stable for a few releases [INFO] [stdout] = help: on proc macros, you'll want to use `syn::Index::from` or `proc_macro::Literal::*_unsuffixed` for code that will desugar to tuple field access [INFO] [stdout] = note: see issue #60210 for more information [INFO] [stdout] = note: this warning originates in the macro `grammar` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> tests/json.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(proc_macro_hygiene)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> tests/json.rs:28:41 [INFO] [stdout] | [INFO] [stdout] 28 | num: f32 = ::recognize_float => { result.parse::().unwrap() } [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 28 - num: f32 = ::recognize_float => { result.parse::().unwrap() } [INFO] [stdout] 28 + num: f32 = ::recognize_float => result.parse::().unwrap() [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> tests/json.rs:32:36 [INFO] [stdout] | [INFO] [stdout] 32 | boolean: bool = "false" => { false } [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 32 - boolean: bool = "false" => { false } [INFO] [stdout] 32 + boolean: bool = "false" => false [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> tests/json.rs:33:35 [INFO] [stdout] | [INFO] [stdout] 33 | | "true" => { true } [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 33 - | "true" => { true } [INFO] [stdout] 33 + | "true" => true [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> tests/json.rs:47:36 [INFO] [stdout] | [INFO] [stdout] 47 | value: JsonValue = hash => { JsonValue::Object(result) } [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 47 - value: JsonValue = hash => { JsonValue::Object(result) } [INFO] [stdout] 47 + value: JsonValue = hash => JsonValue::Object(result) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> tests/json.rs:48:37 [INFO] [stdout] | [INFO] [stdout] 48 | | array => { JsonValue::Array(result) } [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 48 - | array => { JsonValue::Array(result) } [INFO] [stdout] 48 + | array => JsonValue::Array(result) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> tests/json.rs:49:38 [INFO] [stdout] | [INFO] [stdout] 49 | | string => { JsonValue::Str(String::from(result)) } [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 49 - | string => { JsonValue::Str(String::from(result)) } [INFO] [stdout] 49 + | string => JsonValue::Str(String::from(result)) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> tests/json.rs:50:35 [INFO] [stdout] | [INFO] [stdout] 50 | | num => { JsonValue::Num(result) } [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 50 - | num => { JsonValue::Num(result) } [INFO] [stdout] 50 + | num => JsonValue::Num(result) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> tests/json.rs:51:39 [INFO] [stdout] | [INFO] [stdout] 51 | | boolean => { JsonValue::Boolean(result) } [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 51 - | boolean => { JsonValue::Boolean(result) } [INFO] [stdout] 51 + | boolean => JsonValue::Boolean(result) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: suffixes on a tuple index are invalid [INFO] [stdout] --> tests/basic.rs:39:22 [INFO] [stdout] | [INFO] [stdout] 39 | let arithmetic = grammar! { [INFO] [stdout] | ______________________^ [INFO] [stdout] 40 | | parse: i64 = "=" [INFO] [stdout] 41 | | [INFO] [stdout] 42 | | expr: i64 = "+" => { l + r } [INFO] [stdout] ... | [INFO] [stdout] 51 | | | "(" ")" [INFO] [stdout] 52 | | }; [INFO] [stdout] | |_____^ invalid suffix `usize` [INFO] [stdout] | [INFO] [stdout] = note: `usize` is *temporarily* accepted on tuple index fields as it was incorrectly accepted on stable for a few releases [INFO] [stdout] = help: on proc macros, you'll want to use `syn::Index::from` or `proc_macro::Literal::*_unsuffixed` for code that will desugar to tuple field access [INFO] [stdout] = note: see issue #60210 for more information [INFO] [stdout] = note: this warning originates in the macro `grammar` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `nom-peg` due to 2 previous errors; 9 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> tests/basic.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(proc_macro_hygiene)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> tests/basic.rs:42:51 [INFO] [stdout] | [INFO] [stdout] 42 | expr: i64 = "+" => { l + r } [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 42 - expr: i64 = "+" => { l + r } [INFO] [stdout] 42 + expr: i64 = "+" => l + r [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> tests/basic.rs:43:51 [INFO] [stdout] | [INFO] [stdout] 43 | | "+" => { l - r } [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 43 - | "+" => { l - r } [INFO] [stdout] 43 + | "+" => l - r [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> tests/basic.rs:46:55 [INFO] [stdout] | [INFO] [stdout] 46 | product: i64 = "*" => { l * r } [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 46 - product: i64 = "*" => { l * r } [INFO] [stdout] 46 + product: i64 = "*" => l * r [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> tests/basic.rs:47:55 [INFO] [stdout] | [INFO] [stdout] 47 | | "/" => { l / r } [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 47 - | "/" => { l / r } [INFO] [stdout] 47 + | "/" => l / r [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> tests/basic.rs:50:68 [INFO] [stdout] | [INFO] [stdout] 50 | value: i64 = ("0"|"1"|"2"|"3"|"4"|"5"|"6"|"7"|"8"|"9")+ => { result.join("").parse::().unwrap() } [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 50 - value: i64 = ("0"|"1"|"2"|"3"|"4"|"5"|"6"|"7"|"8"|"9")+ => { result.join("").parse::().unwrap() } [INFO] [stdout] 50 + value: i64 = ("0"|"1"|"2"|"3"|"4"|"5"|"6"|"7"|"8"|"9")+ => result.join("").parse::().unwrap() [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> tests/basic.rs:77:28 [INFO] [stdout] | [INFO] [stdout] 77 | p = &"a"* "a"* => { "yay" } [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 77 - p = &"a"* "a"* => { "yay" } [INFO] [stdout] 77 + p = &"a"* "a"* => "yay" [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> tests/basic.rs:78:38 [INFO] [stdout] | [INFO] [stdout] 78 | q: String = a ("b" | "c") => { result.0 } [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 78 - q: String = a ("b" | "c") => { result.0 } [INFO] [stdout] 78 + q: String = a ("b" | "c") => result.0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> tests/basic.rs:79:22 [INFO] [stdout] | [INFO] [stdout] 79 | | a "d" => { result.0 } [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 79 - | a "d" => { result.0 } [INFO] [stdout] 79 + | a "d" => result.0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> tests/basic.rs:81:29 [INFO] [stdout] | [INFO] [stdout] 81 | a: String = "a"* => { result.join("") } [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 81 - a: String = "a"* => { result.join("") } [INFO] [stdout] 81 + a: String = "a"* => result.join("") [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `nom-peg` due to 2 previous errors; 10 warnings emitted [INFO] running `Command { std: "docker" "inspect" "5ba5eb8d673edef16cb32ae5dcbbc4a5f2b9a78315ac94e6f7c9ef62e88376e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ba5eb8d673edef16cb32ae5dcbbc4a5f2b9a78315ac94e6f7c9ef62e88376e2", kill_on_drop: false }` [INFO] [stdout] 5ba5eb8d673edef16cb32ae5dcbbc4a5f2b9a78315ac94e6f7c9ef62e88376e2