[INFO] cloning repository https://github.com/Polanas/monkey_interpreter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Polanas/monkey_interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPolanas%2Fmonkey_interpreter", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPolanas%2Fmonkey_interpreter'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6f40f2c559a3bfa5a5139edd5adf3ec7e2623fe4 [INFO] checking Polanas/monkey_interpreter against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPolanas%2Fmonkey_interpreter" "/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/Polanas/monkey_interpreter 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/Polanas/monkey_interpreter [INFO] finished tweaking git repo https://github.com/Polanas/monkey_interpreter [INFO] tweaked toml for git repo https://github.com/Polanas/monkey_interpreter written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Polanas/monkey_interpreter 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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded proc-macro2 v1.0.78 [INFO] [stderr] Downloaded sharded-slab v0.1.7 [INFO] [stderr] Downloaded indenter v0.3.3 [INFO] [stderr] Downloaded tracing-error v0.2.0 [INFO] [stderr] Downloaded records v0.2.0 [INFO] [stderr] Downloaded eyre v0.6.12 [INFO] [stderr] Downloaded color-spantrace v0.2.1 [INFO] [stderr] Downloaded tracing-subscriber v0.3.18 [INFO] [stderr] Downloaded color-eyre v0.6.2 [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] 2d68b63fcd51c091070fad04bb7c05b7f0cd4922f7bd2b186d1be6ef6a2f6a28 [INFO] running `Command { std: "docker" "start" "-a" "2d68b63fcd51c091070fad04bb7c05b7f0cd4922f7bd2b186d1be6ef6a2f6a28", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2d68b63fcd51c091070fad04bb7c05b7f0cd4922f7bd2b186d1be6ef6a2f6a28", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2d68b63fcd51c091070fad04bb7c05b7f0cd4922f7bd2b186d1be6ef6a2f6a28", kill_on_drop: false }` [INFO] [stdout] 2d68b63fcd51c091070fad04bb7c05b7f0cd4922f7bd2b186d1be6ef6a2f6a28 [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] 547ac62429e69effd116df4fd42a569b5a514163f2a5b3bb1089ca0d86b8c45a [INFO] running `Command { std: "docker" "start" "-a" "547ac62429e69effd116df4fd42a569b5a514163f2a5b3bb1089ca0d86b8c45a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking thread_local v1.1.7 [INFO] [stderr] Checking sharded-slab v0.1.7 [INFO] [stderr] Checking memchr v2.7.1 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking gimli v0.28.1 [INFO] [stderr] Compiling eyre v0.6.12 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Checking indenter v0.3.3 [INFO] [stderr] Checking owo-colors v3.5.0 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Checking tracing-error v0.2.0 [INFO] [stderr] Checking color-spantrace v0.2.1 [INFO] [stderr] Compiling backtrace v0.3.69 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Checking color-eyre v0.6.2 [INFO] [stderr] Compiling records v0.2.0 [INFO] [stderr] Checking monkey_interpreter v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: multiple variants are never constructed [INFO] [stdout] --> src/token.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum Token { [INFO] [stdout] | ----- variants in this enum [INFO] [stdout] 3 | Illegal(String), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 4 | Ident(String), [INFO] [stdout] | ^^^^^ [INFO] [stdout] 5 | Int(i32), [INFO] [stdout] | ^^^ [INFO] [stdout] 6 | Assign, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 7 | Plus, [INFO] [stdout] | ^^^^ [INFO] [stdout] 8 | Minus, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 9 | Bang, [INFO] [stdout] | ^^^^ [INFO] [stdout] 10 | Asterisk, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 11 | Slash, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 12 | LessThan, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 13 | GreaterThan, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 14 | Comma, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 15 | Semicolon, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 16 | LParen, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 17 | RParen, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 18 | LBrace, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 19 | RBrace, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 20 | Function, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 21 | Let, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Lexer` is never constructed [INFO] [stdout] --> src/lexer.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct Lexer { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/lexer.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 12 | impl Lexer { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 13 | pub fn new(input: String) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 24 | pub fn read_char(&mut self) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | fn next_token(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 73 | fn is_current_char_whitespace(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 90 | fn skip_whitespace(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 96 | fn read_ident(&mut self) -> String { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 106 | fn read_number(&mut self) -> String { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `to_string` is never used [INFO] [stdout] --> src/char_util_trait.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub trait ToString { [INFO] [stdout] | -------- method in this trait [INFO] [stdout] 2 | fn to_string(&self) -> String; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_letter` is never used [INFO] [stdout] --> src/char_util_trait.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub trait IsLetter { [INFO] [stdout] | -------- method in this trait [INFO] [stdout] 6 | fn is_letter(self) -> bool; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `expected_tokens` [INFO] [stdout] --> src/lexer.rs:135:13 [INFO] [stdout] | [INFO] [stdout] 135 | let expected_tokens = vec![ [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected_tokens` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.18s [INFO] running `Command { std: "docker" "inspect" "547ac62429e69effd116df4fd42a569b5a514163f2a5b3bb1089ca0d86b8c45a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "547ac62429e69effd116df4fd42a569b5a514163f2a5b3bb1089ca0d86b8c45a", kill_on_drop: false }` [INFO] [stdout] 547ac62429e69effd116df4fd42a569b5a514163f2a5b3bb1089ca0d86b8c45a [INFO] checking Polanas/monkey_interpreter against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPolanas%2Fmonkey_interpreter" "/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/Polanas/monkey_interpreter 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/Polanas/monkey_interpreter [INFO] finished tweaking git repo https://github.com/Polanas/monkey_interpreter [INFO] tweaked toml for git repo https://github.com/Polanas/monkey_interpreter written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Polanas/monkey_interpreter 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] 625fe2712b5d1f08db838e575b2ce59df0c475bd99a141095d5444389798b043 [INFO] running `Command { std: "docker" "start" "-a" "625fe2712b5d1f08db838e575b2ce59df0c475bd99a141095d5444389798b043", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "625fe2712b5d1f08db838e575b2ce59df0c475bd99a141095d5444389798b043", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "625fe2712b5d1f08db838e575b2ce59df0c475bd99a141095d5444389798b043", kill_on_drop: false }` [INFO] [stdout] 625fe2712b5d1f08db838e575b2ce59df0c475bd99a141095d5444389798b043 [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] d88ccd1bd4d89e69bdda7dd560c6a73f58e751b234da29068039273592db3701 [INFO] running `Command { std: "docker" "start" "-a" "d88ccd1bd4d89e69bdda7dd560c6a73f58e751b234da29068039273592db3701", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Compiling eyre v0.6.12 [INFO] [stderr] Checking gimli v0.28.1 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking memchr v2.7.1 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Checking owo-colors v3.5.0 [INFO] [stderr] Checking indenter v0.3.3 [INFO] [stderr] Checking sharded-slab v0.1.7 [INFO] [stderr] Checking thread_local v1.1.7 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/miniz_oxide-0.7.2/src/inflate/core.rs:1196:9 [INFO] [stdout] | [INFO] [stdout] 1196 | / match state { [INFO] [stdout] 1197 | | Start => generate_state!(state, 'state_machine, { [INFO] [stdout] 1198 | | l.bit_buf = 0; [INFO] [stdout] 1199 | | l.num_bits = 0; [INFO] [stdout] ... | [INFO] [stdout] 1741 | | _ => break TINFLStatus::Failed, [INFO] [stdout] 1742 | | }; [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 `miniz_oxide` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "d88ccd1bd4d89e69bdda7dd560c6a73f58e751b234da29068039273592db3701", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d88ccd1bd4d89e69bdda7dd560c6a73f58e751b234da29068039273592db3701", kill_on_drop: false }` [INFO] [stdout] d88ccd1bd4d89e69bdda7dd560c6a73f58e751b234da29068039273592db3701