[INFO] cloning repository https://github.com/vincentisambart/parser [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vincentisambart/parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincentisambart%2Fparser", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincentisambart%2Fparser'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 67794892048e4a8f1a63f30706172827dfa35e06 [INFO] checking vincentisambart/parser against master#f7b43542838f0a4a6cfdb17fbeadf45002042a77 for pr-138499 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincentisambart%2Fparser" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/vincentisambart/parser on toolchain f7b43542838f0a4a6cfdb17fbeadf45002042a77 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f7b43542838f0a4a6cfdb17fbeadf45002042a77" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/vincentisambart/parser [INFO] finished tweaking git repo https://github.com/vincentisambart/parser [INFO] tweaked toml for git repo https://github.com/vincentisambart/parser written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/vincentisambart/parser 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" "+f7b43542838f0a4a6cfdb17fbeadf45002042a77" "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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+f7b43542838f0a4a6cfdb17fbeadf45002042a77" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 31acace7c89fe85cd1012c72b6364d8911b0c16cb053ac60a51badcd99f3adc2 [INFO] running `Command { std: "docker" "start" "-a" "31acace7c89fe85cd1012c72b6364d8911b0c16cb053ac60a51badcd99f3adc2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "31acace7c89fe85cd1012c72b6364d8911b0c16cb053ac60a51badcd99f3adc2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "31acace7c89fe85cd1012c72b6364d8911b0c16cb053ac60a51badcd99f3adc2", kill_on_drop: false }` [INFO] [stdout] 31acace7c89fe85cd1012c72b6364d8911b0c16cb053ac60a51badcd99f3adc2 [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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+f7b43542838f0a4a6cfdb17fbeadf45002042a77" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4e8f31e6a6c2ec74473645fe203e34e6c25732618a0f146ca43b0ddc816090c5 [INFO] running `Command { std: "docker" "start" "-a" "4e8f31e6a6c2ec74473645fe203e34e6c25732618a0f146ca43b0ddc816090c5", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Checking parser v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/lex.rs:457:26 [INFO] [stdout] | [INFO] [stdout] 457 | Some(c) if c.is_ascii_octdigit() => { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `lex::CharPattern::is_ascii_octdigit(...)` to keep using the current method [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] help: add `#![feature(is_ascii_octdigit)]` to the crate attributes to enable `char::methods::::is_ascii_octdigit` [INFO] [stdout] --> src/main.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 + #![feature(is_ascii_octdigit)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/lex.rs:457:26 [INFO] [stdout] | [INFO] [stdout] 457 | Some(c) if c.is_ascii_octdigit() => { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `lex::CharPattern::is_ascii_octdigit(...)` to keep using the current method [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] help: add `#![feature(is_ascii_octdigit)]` to the crate attributes to enable `char::methods::::is_ascii_octdigit` [INFO] [stdout] --> src/main.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 + #![feature(is_ascii_octdigit)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:6:21 [INFO] [stdout] | [INFO] [stdout] 6 | UnexpectedToken(Token), [INFO] [stdout] | --------------- ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ParseErrorKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 6 - UnexpectedToken(Token), [INFO] [stdout] 6 + UnexpectedToken(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:7:20 [INFO] [stdout] | [INFO] [stdout] 7 | UnexpectedChar(char), [INFO] [stdout] | -------------- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ParseErrorKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 7 - UnexpectedChar(char), [INFO] [stdout] 7 + UnexpectedChar(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `position`, `kind`, and `message` are never read [INFO] [stdout] --> src/error.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub struct ParseError { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 15 | position: Option, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 16 | kind: ParseErrorKind, [INFO] [stdout] | ^^^^ [INFO] [stdout] 17 | message: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ParseError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `collect` is never used [INFO] [stdout] --> src/failable.rs:18:8 [INFO] [stdout] | [INFO] [stdout] 2 | pub trait FailableIterator { [INFO] [stdout] | ---------------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 18 | fn collect(mut self) -> Result, Self::Error> [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `collect` and `fixed_rate` are never used [INFO] [stdout] --> src/failable.rs:94:8 [INFO] [stdout] | [INFO] [stdout] 87 | pub trait VarRateFailableIterator { [INFO] [stdout] | ----------------------- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 94 | fn collect(mut self) -> Result, Self::Error> [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 109 | fn fixed_rate(self) -> FixedRateFailableIterator [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `next_if` is never used [INFO] [stdout] --> src/peeking.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub trait Peeking { [INFO] [stdout] | ------- method in this trait [INFO] [stdout] 4 | fn next_if(&mut self, predicate: F) -> Option [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:6:21 [INFO] [stdout] | [INFO] [stdout] 6 | UnexpectedToken(Token), [INFO] [stdout] | --------------- ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ParseErrorKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 6 - UnexpectedToken(Token), [INFO] [stdout] 6 + UnexpectedToken(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:7:20 [INFO] [stdout] | [INFO] [stdout] 7 | UnexpectedChar(char), [INFO] [stdout] | -------------- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ParseErrorKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 7 - UnexpectedChar(char), [INFO] [stdout] 7 + UnexpectedChar(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `position`, `kind`, and `message` are never read [INFO] [stdout] --> src/error.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub struct ParseError { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 15 | position: Option, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 16 | kind: ParseErrorKind, [INFO] [stdout] | ^^^^ [INFO] [stdout] 17 | message: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ParseError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `collect` and `fixed_rate` are never used [INFO] [stdout] --> src/failable.rs:94:8 [INFO] [stdout] | [INFO] [stdout] 87 | pub trait VarRateFailableIterator { [INFO] [stdout] | ----------------------- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 94 | fn collect(mut self) -> Result, Self::Error> [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 109 | fn fixed_rate(self) -> FixedRateFailableIterator [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `next_if` is never used [INFO] [stdout] --> src/peeking.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub trait Peeking { [INFO] [stdout] | ------- method in this trait [INFO] [stdout] 4 | fn next_if(&mut self, predicate: F) -> Option [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.89s [INFO] running `Command { std: "docker" "inspect" "4e8f31e6a6c2ec74473645fe203e34e6c25732618a0f146ca43b0ddc816090c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e8f31e6a6c2ec74473645fe203e34e6c25732618a0f146ca43b0ddc816090c5", kill_on_drop: false }` [INFO] [stdout] 4e8f31e6a6c2ec74473645fe203e34e6c25732618a0f146ca43b0ddc816090c5