[INFO] cloning repository https://github.com/RussellSprouts/6502-language-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RussellSprouts/6502-language-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRussellSprouts%2F6502-language-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRussellSprouts%2F6502-language-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2d77c31f2f401ed975bf0e3a4c3497bf7e297654 [INFO] checking RussellSprouts/6502-language-rust against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRussellSprouts%2F6502-language-rust" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/RussellSprouts/6502-language-rust on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/RussellSprouts/6502-language-rust [INFO] finished tweaking git repo https://github.com/RussellSprouts/6502-language-rust [INFO] tweaked toml for git repo https://github.com/RussellSprouts/6502-language-rust written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/RussellSprouts/6502-language-rust 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded typed-arena v1.3.0 [INFO] [stderr] Downloaded im v10.0.0 [INFO] [stderr] Downloaded peg v0.5.4 [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 61504dec4f0d7283397f232e06593ee64a6c3e57c8826bf306c7f6bb953fbe21 [INFO] running `Command { std: "docker" "start" "-a" "61504dec4f0d7283397f232e06593ee64a6c3e57c8826bf306c7f6bb953fbe21", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "61504dec4f0d7283397f232e06593ee64a6c3e57c8826bf306c7f6bb953fbe21", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "61504dec4f0d7283397f232e06593ee64a6c3e57c8826bf306c7f6bb953fbe21", kill_on_drop: false }` [INFO] [stdout] 61504dec4f0d7283397f232e06593ee64a6c3e57c8826bf306c7f6bb953fbe21 [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9501fd54ad2f10263ea42b7d35b539e5f1609b5f9f896b1630719070153ac9c2 [INFO] running `Command { std: "docker" "start" "-a" "9501fd54ad2f10263ea42b7d35b539e5f1609b5f9f896b1630719070153ac9c2", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.39 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling lazy_static v1.0.0 [INFO] [stderr] Compiling utf8-ranges v1.0.0 [INFO] [stderr] Compiling regex-syntax v0.4.2 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking typed-arena v1.3.0 [INFO] [stderr] Compiling rustc_version v0.2.2 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling thread_local v0.3.5 [INFO] [stderr] Compiling peg v0.5.4 [INFO] [stderr] Compiling im v10.0.0 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling aho-corasick v0.6.4 [INFO] [stderr] Checking regex v0.2.6 [INFO] [stderr] Compiling compiler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `AsRef` is imported redundantly [INFO] [stdout] --> build.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::convert::AsRef; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `AsRef` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> main.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | try!(write!(fmt, "error at {}:{}: expected ", self.line, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:20:11 [INFO] [stdout] | [INFO] [stdout] 20 | { try!(write!(fmt, "EOF")); } else if self.expected.len() == 1 [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 22 | try!(write!(fmt, "`{}`", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:27:13 [INFO] [stdout] | [INFO] [stdout] 27 | try!(write!(fmt, "one of `{}`", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:29:15 [INFO] [stdout] | [INFO] [stdout] 29 | { try!(write!(fmt, ", `{}`", escape_default(elem))); } [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> main.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | try!(write!(fmt, "error at {}:{}: expected ", self.line, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:20:11 [INFO] [stdout] | [INFO] [stdout] 20 | { try!(write!(fmt, "EOF")); } else if self.expected.len() == 1 [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 22 | try!(write!(fmt, "`{}`", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:27:13 [INFO] [stdout] | [INFO] [stdout] 27 | try!(write!(fmt, "one of `{}`", [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:29:15 [INFO] [stdout] | [INFO] [stdout] 29 | { try!(write!(fmt, ", `{}`", escape_default(elem))); } [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:80:320 [INFO] [stdout] | [INFO] [stdout] 80 | ...nge_at ( __input , __pos ) ; match __ch { 'a' ... 'z' | 'A' ... 'Z' | '0' ... '9' | '_' | '$' | '%' => Matched ( __next , ( ) ) , _ =>... [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:80:334 [INFO] [stdout] | [INFO] [stdout] 80 | ...ut , __pos ) ; match __ch { 'a' ... 'z' | 'A' ... 'Z' | '0' ... '9' | '_' | '$' | '%' => Matched ( __next , ( ) ) , _ => __state . mar... [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:80:348 [INFO] [stdout] | [INFO] [stdout] 80 | ... match __ch { 'a' ... 'z' | 'A' ... 'Z' | '0' ... '9' | '_' | '$' | '%' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __... [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:82:763 [INFO] [stdout] | [INFO] [stdout] 82 | ...nge_at ( __input , __pos ) ; match __ch { '0' ... '9' | 'a' ... 'f' | 'A' ... 'F' => Matched ( __next , ( ) ) , _ => __state . mark_fa... [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:82:777 [INFO] [stdout] | [INFO] [stdout] 82 | ...ut , __pos ) ; match __ch { '0' ... '9' | 'a' ... 'f' | 'A' ... 'F' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos ... [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:82:791 [INFO] [stdout] | [INFO] [stdout] 82 | ... match __ch { '0' ... '9' | 'a' ... 'f' | 'A' ... 'F' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[0-9a-fA-F]... [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:86:492 [INFO] [stdout] | [INFO] [stdout] 86 | ...nge_at ( __input , __pos ) ; match __ch { '0' ... '9' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[0-9]" ) , ... [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:136:677 [INFO] [stdout] | [INFO] [stdout] 136 | ...nge_at ( __input , __pos ) ; match __ch { 'a' ... 'z' | 'A' ... 'Z' | '_' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( ... [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:136:691 [INFO] [stdout] | [INFO] [stdout] 136 | ...ut , __pos ) ; match __ch { 'a' ... 'z' | 'A' ... 'Z' | '_' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[a-zA... [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:136:1088 [INFO] [stdout] | [INFO] [stdout] 136 | ...nge_at ( __input , __pos ) ; match __ch { 'a' ... 'z' | 'A' ... 'Z' | '0' ... '9' | '_' => Matched ( __next , ( ) ) , _ => __state . m... [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:80:320 [INFO] [stdout] | [INFO] [stdout] 80 | ...nge_at ( __input , __pos ) ; match __ch { 'a' ... 'z' | 'A' ... 'Z' | '0' ... '9' | '_' | '$' | '%' => Matched ( __next , ( ) ) , _ =>... [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:136:1102 [INFO] [stdout] | [INFO] [stdout] 136 | ...ut , __pos ) ; match __ch { 'a' ... 'z' | 'A' ... 'Z' | '0' ... '9' | '_' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( ... [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:80:334 [INFO] [stdout] | [INFO] [stdout] 80 | ...ut , __pos ) ; match __ch { 'a' ... 'z' | 'A' ... 'Z' | '0' ... '9' | '_' | '$' | '%' => Matched ( __next , ( ) ) , _ => __state . mar... [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:136:1116 [INFO] [stdout] | [INFO] [stdout] 136 | ... match __ch { 'a' ... 'z' | 'A' ... 'Z' | '0' ... '9' | '_' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[a-zA... [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:80:348 [INFO] [stdout] | [INFO] [stdout] 80 | ... match __ch { 'a' ... 'z' | 'A' ... 'Z' | '0' ... '9' | '_' | '$' | '%' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __... [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:82:763 [INFO] [stdout] | [INFO] [stdout] 82 | ...nge_at ( __input , __pos ) ; match __ch { '0' ... '9' | 'a' ... 'f' | 'A' ... 'F' => Matched ( __next , ( ) ) , _ => __state . mark_fa... [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:82:777 [INFO] [stdout] | [INFO] [stdout] 82 | ...ut , __pos ) ; match __ch { '0' ... '9' | 'a' ... 'f' | 'A' ... 'F' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos ... [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:82:791 [INFO] [stdout] | [INFO] [stdout] 82 | ... match __ch { '0' ... '9' | 'a' ... 'f' | 'A' ... 'F' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[0-9a-fA-F]... [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:86:492 [INFO] [stdout] | [INFO] [stdout] 86 | ...nge_at ( __input , __pos ) ; match __ch { '0' ... '9' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[0-9]" ) , ... [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:136:677 [INFO] [stdout] | [INFO] [stdout] 136 | ...nge_at ( __input , __pos ) ; match __ch { 'a' ... 'z' | 'A' ... 'Z' | '_' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( ... [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:136:691 [INFO] [stdout] | [INFO] [stdout] 136 | ...ut , __pos ) ; match __ch { 'a' ... 'z' | 'A' ... 'Z' | '_' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[a-zA... [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:136:1088 [INFO] [stdout] | [INFO] [stdout] 136 | ...nge_at ( __input , __pos ) ; match __ch { 'a' ... 'z' | 'A' ... 'Z' | '0' ... '9' | '_' => Matched ( __next , ( ) ) , _ => __state . m... [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:136:1102 [INFO] [stdout] | [INFO] [stdout] 136 | ...ut , __pos ) ; match __ch { 'a' ... 'z' | 'A' ... 'Z' | '0' ... '9' | '_' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( ... [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> /opt/rustwide/target/debug/build/compiler-705920160477d3a9/out/grammar.rs:136:1116 [INFO] [stdout] | [INFO] [stdout] 136 | ... match __ch { 'a' ... 'z' | 'A' ... 'Z' | '0' ... '9' | '_' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[a-zA... [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `nll` has been stable since 1.63.0 and no longer requires an attribute to enable [INFO] [stdout] --> main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(nll)] [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `underscore_lifetimes` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stdout] --> main.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(underscore_lifetimes)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `nll` has been stable since 1.63.0 and no longer requires an attribute to enable [INFO] [stdout] --> main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(nll)] [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `underscore_lifetimes` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stdout] --> main.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(underscore_lifetimes)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> main.rs:327:9 [INFO] [stdout] | [INFO] [stdout] 327 | let mut parsed: &Expression2; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> main.rs:327:9 [INFO] [stdout] | [INFO] [stdout] 327 | let mut parsed: &Expression2; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `size` is never used [INFO] [stdout] --> main.rs:264:8 [INFO] [stdout] | [INFO] [stdout] 251 | impl<'a> Ast<'a> { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 264 | fn size(&self) -> u64 { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `PrintAst` is never used [INFO] [stdout] --> main.rs:441:7 [INFO] [stdout] | [INFO] [stdout] 441 | trait PrintAst { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `size` is never used [INFO] [stdout] --> main.rs:264:8 [INFO] [stdout] | [INFO] [stdout] 251 | impl<'a> Ast<'a> { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 264 | fn size(&self) -> u64 { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `PrintAst` is never used [INFO] [stdout] --> main.rs:441:7 [INFO] [stdout] | [INFO] [stdout] 441 | trait PrintAst { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&[(Option<&str>, &Expression2<'_>)]` instead of cloning the inner type [INFO] [stdout] --> main.rs:358:64 [INFO] [stdout] | [INFO] [stdout] 358 | let mut result: Vec<&'a Expression2<'a>> = args.clone() [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&[(Option<&str>, &Expression2<'_>)]` instead of cloning the inner type [INFO] [stdout] --> main.rs:358:64 [INFO] [stdout] | [INFO] [stdout] 358 | let mut result: Vec<&'a Expression2<'a>> = args.clone() [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 25 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 25 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.76s [INFO] running `Command { std: "docker" "inspect" "9501fd54ad2f10263ea42b7d35b539e5f1609b5f9f896b1630719070153ac9c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9501fd54ad2f10263ea42b7d35b539e5f1609b5f9f896b1630719070153ac9c2", kill_on_drop: false }` [INFO] [stdout] 9501fd54ad2f10263ea42b7d35b539e5f1609b5f9f896b1630719070153ac9c2 [INFO] checking RussellSprouts/6502-language-rust against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRussellSprouts%2F6502-language-rust" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/RussellSprouts/6502-language-rust on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/RussellSprouts/6502-language-rust [INFO] finished tweaking git repo https://github.com/RussellSprouts/6502-language-rust [INFO] tweaked toml for git repo https://github.com/RussellSprouts/6502-language-rust written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/RussellSprouts/6502-language-rust 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c8d818ce4bf2314315ede9e3bfcbe8189afcc7c857e8f7f4a68d2c4d7c3ba01d [INFO] running `Command { std: "docker" "start" "-a" "c8d818ce4bf2314315ede9e3bfcbe8189afcc7c857e8f7f4a68d2c4d7c3ba01d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c8d818ce4bf2314315ede9e3bfcbe8189afcc7c857e8f7f4a68d2c4d7c3ba01d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8d818ce4bf2314315ede9e3bfcbe8189afcc7c857e8f7f4a68d2c4d7c3ba01d", kill_on_drop: false }` [INFO] [stdout] c8d818ce4bf2314315ede9e3bfcbe8189afcc7c857e8f7f4a68d2c4d7c3ba01d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4223264b86cdd7705963f84f9dd35c21a3c55f68ba4f2dfc3137190c65f53d17 [INFO] running `Command { std: "docker" "start" "-a" "4223264b86cdd7705963f84f9dd35c21a3c55f68ba4f2dfc3137190c65f53d17", kill_on_drop: false }` [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling libc v0.2.39 [INFO] [stderr] Compiling lazy_static v1.0.0 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling regex-syntax v0.4.2 [INFO] [stderr] Compiling utf8-ranges v1.0.0 [INFO] [stderr] Checking typed-arena v1.3.0 [INFO] [stderr] Compiling rustc_version v0.2.2 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling thread_local v0.3.5 [INFO] [stderr] Compiling peg v0.5.4 [INFO] [stderr] Compiling im v10.0.0 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Compiling aho-corasick v0.6.4 [INFO] [stderr] Checking regex v0.2.6 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-0.2.6/src/exec.rs:742:13 [INFO] [stdout] | [INFO] [stdout] 742 | / match dfa::Fsm::reverse( [INFO] [stdout] 743 | | &self.ro.dfa_reverse, [INFO] [stdout] 744 | | self.cache, [INFO] [stdout] 745 | | false, [INFO] [stdout] ... | [INFO] [stdout] 752 | | Quit => return Some(Quit), [INFO] [stdout] 753 | | }; [INFO] [stdout] | |_____________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-0.2.6/src/exec.rs:742:13 [INFO] [stdout] | [INFO] [stdout] 742 | / match dfa::Fsm::reverse( [INFO] [stdout] 743 | | &self.ro.dfa_reverse, [INFO] [stdout] 744 | | self.cache, [INFO] [stdout] 745 | | false, [INFO] [stdout] ... | [INFO] [stdout] 752 | | Quit => return Some(Quit), [INFO] [stdout] 753 | | }; [INFO] [stdout] | |_____________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `regex` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `regex` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "4223264b86cdd7705963f84f9dd35c21a3c55f68ba4f2dfc3137190c65f53d17", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4223264b86cdd7705963f84f9dd35c21a3c55f68ba4f2dfc3137190c65f53d17", kill_on_drop: false }` [INFO] [stdout] 4223264b86cdd7705963f84f9dd35c21a3c55f68ba4f2dfc3137190c65f53d17