[INFO] cloning repository https://github.com/felix-d/Rust-Monkey-Intepreter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/felix-d/Rust-Monkey-Intepreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffelix-d%2FRust-Monkey-Intepreter", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffelix-d%2FRust-Monkey-Intepreter'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ab0be05834178fc064e732297bf71f22733486ec [INFO] testing felix-d/Rust-Monkey-Intepreter against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffelix-d%2FRust-Monkey-Intepreter" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/felix-d/Rust-Monkey-Intepreter on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/felix-d/Rust-Monkey-Intepreter [INFO] finished tweaking git repo https://github.com/felix-d/Rust-Monkey-Intepreter [INFO] tweaked toml for git repo https://github.com/felix-d/Rust-Monkey-Intepreter written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/felix-d/Rust-Monkey-Intepreter already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8eebfff7c2b66df45f78b3bf153896d13dcb291a7ef493b419e980778176a884 [INFO] running `Command { std: "docker" "start" "-a" "8eebfff7c2b66df45f78b3bf153896d13dcb291a7ef493b419e980778176a884", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8eebfff7c2b66df45f78b3bf153896d13dcb291a7ef493b419e980778176a884", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8eebfff7c2b66df45f78b3bf153896d13dcb291a7ef493b419e980778176a884", kill_on_drop: false }` [INFO] [stdout] 8eebfff7c2b66df45f78b3bf153896d13dcb291a7ef493b419e980778176a884 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] efbef1b617c40e3beb3b75e0b9785ba5c8adeebfa13f806fcf929ba1f34edcbd [INFO] running `Command { std: "docker" "start" "-a" "efbef1b617c40e3beb3b75e0b9785ba5c8adeebfa13f806fcf929ba1f34edcbd", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.42 [INFO] [stderr] Compiling ucd-util v0.1.1 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling lazy_static v1.0.2 [INFO] [stderr] Compiling utf8-ranges v1.0.0 [INFO] [stderr] Compiling thread_local v0.3.5 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling aho-corasick v0.6.6 [INFO] [stderr] Compiling interpreter v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(box_patterns)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/lexer.rs:158:16 [INFO] [stdout] | [INFO] [stdout] 158 | 'a'...'z' | 'A'...'Z' | '_' => self.lex_identifier(), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) 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] --> src/lexer.rs:158:28 [INFO] [stdout] | [INFO] [stdout] 158 | 'a'...'z' | 'A'...'Z' | '_' => self.lex_identifier(), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) 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] --> src/lexer.rs:159:16 [INFO] [stdout] | [INFO] [stdout] 159 | '0'...'9' => self.lex_integer(), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 3 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 `interpreter` due to 2 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "efbef1b617c40e3beb3b75e0b9785ba5c8adeebfa13f806fcf929ba1f34edcbd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "efbef1b617c40e3beb3b75e0b9785ba5c8adeebfa13f806fcf929ba1f34edcbd", kill_on_drop: false }` [INFO] [stdout] efbef1b617c40e3beb3b75e0b9785ba5c8adeebfa13f806fcf929ba1f34edcbd