[INFO] updating cached repository https://github.com/strangelovephd/rusty_interpreter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 422e6cf00cb9681f0b308a4a7c977f7d1bd733e2 [INFO] testing strangelovephd/rusty_interpreter against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstrangelovephd%2Frusty_interpreter" "/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/strangelovephd/rusty_interpreter on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/strangelovephd/rusty_interpreter [INFO] finished tweaking git repo https://github.com/strangelovephd/rusty_interpreter [INFO] tweaked toml for git repo https://github.com/strangelovephd/rusty_interpreter written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/strangelovephd/rusty_interpreter already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 83e5c78d2c958dc40254c61288c42fd1ab49da72d3fb43387e30abedb9cd6c7a [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" "83e5c78d2c958dc40254c61288c42fd1ab49da72d3fb43387e30abedb9cd6c7a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "83e5c78d2c958dc40254c61288c42fd1ab49da72d3fb43387e30abedb9cd6c7a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83e5c78d2c958dc40254c61288c42fd1ab49da72d3fb43387e30abedb9cd6c7a", kill_on_drop: false }` [INFO] [stdout] 83e5c78d2c958dc40254c61288c42fd1ab49da72d3fb43387e30abedb9cd6c7a [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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] b198d1363c0fe050c12faf134bb72cfc1052453ec7148e12ac3f489ab20aafdb [INFO] running `Command { std: "docker" "start" "-a" "b198d1363c0fe050c12faf134bb72cfc1052453ec7148e12ac3f489ab20aafdb", kill_on_drop: false }` [INFO] [stderr] Compiling rusty_interpreter v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct is never constructed: `LexerError` [INFO] [stdout] --> src/token.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct LexerError { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Illegal` [INFO] [stdout] --> src/token.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | Illegal(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `IllegalIdent` [INFO] [stdout] --> src/token.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | IllegalIdent(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Ident` [INFO] [stdout] --> src/token.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | Ident(String), [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Int` [INFO] [stdout] --> src/token.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | Int(i32), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `look_up_token` [INFO] [stdout] --> src/token.rs:63:8 [INFO] [stdout] | [INFO] [stdout] 63 | pub fn look_up_token(tok: &str) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/token.rs:78:12 [INFO] [stdout] | [INFO] [stdout] 78 | pub fn new(tt: TokenType, lit: String) -> Token { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `look_up_keyword` [INFO] [stdout] --> src/token.rs:101:8 [INFO] [stdout] | [INFO] [stdout] 101 | pub fn look_up_keyword(kw: &str) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `ILLEGAL` [INFO] [stdout] --> src/token.rs:109:5 [INFO] [stdout] | [INFO] [stdout] 109 | pub const ILLEGAL: &str = "ILLEGAL"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `EOF` [INFO] [stdout] --> src/token.rs:110:5 [INFO] [stdout] | [INFO] [stdout] 110 | pub const EOF: &str = "EOF"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `IDENT` [INFO] [stdout] --> src/token.rs:113:5 [INFO] [stdout] | [INFO] [stdout] 113 | pub const IDENT: &str = "IDENT"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `INT` [INFO] [stdout] --> src/token.rs:114:5 [INFO] [stdout] | [INFO] [stdout] 114 | pub const INT: &str = "INT"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `ASSIGN` [INFO] [stdout] --> src/token.rs:117:5 [INFO] [stdout] | [INFO] [stdout] 117 | pub const ASSIGN: &str = "="; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `PLUS` [INFO] [stdout] --> src/token.rs:118:5 [INFO] [stdout] | [INFO] [stdout] 118 | pub const PLUS: &str = "+"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `COMMA` [INFO] [stdout] --> src/token.rs:121:5 [INFO] [stdout] | [INFO] [stdout] 121 | pub const COMMA: &str = ","; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `SEMICOLON` [INFO] [stdout] --> src/token.rs:122:5 [INFO] [stdout] | [INFO] [stdout] 122 | pub const SEMICOLON: &str = ";"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `LPAREN` [INFO] [stdout] --> src/token.rs:125:5 [INFO] [stdout] | [INFO] [stdout] 125 | pub const LPAREN: &str = "("; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `RPAREN` [INFO] [stdout] --> src/token.rs:126:5 [INFO] [stdout] | [INFO] [stdout] 126 | pub const RPAREN: &str = ")"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `LBRACE` [INFO] [stdout] --> src/token.rs:127:5 [INFO] [stdout] | [INFO] [stdout] 127 | pub const LBRACE: &str = "{"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `RBRACE` [INFO] [stdout] --> src/token.rs:128:5 [INFO] [stdout] | [INFO] [stdout] 128 | pub const RBRACE: &str = "}"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `FUNCTION` [INFO] [stdout] --> src/token.rs:131:5 [INFO] [stdout] | [INFO] [stdout] 131 | pub const FUNCTION: &str = "FUNCTION"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `LET` [INFO] [stdout] --> src/token.rs:132:5 [INFO] [stdout] | [INFO] [stdout] 132 | pub const LET: &str = "LET"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Lexer` [INFO] [stdout] --> src/lexer.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct Lexer { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/lexer.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn new(i: Vec) -> Lexer { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `read_char` [INFO] [stdout] --> src/lexer.rs:24:8 [INFO] [stdout] | [INFO] [stdout] 24 | fn read_char(&mut self) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `next_token` [INFO] [stdout] --> src/lexer.rs:75:12 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn next_token(&mut self) -> TokenType { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_letter` [INFO] [stdout] --> src/lexer.rs:104:8 [INFO] [stdout] | [INFO] [stdout] 104 | fn is_letter(ch: &u8) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_char` [INFO] [stdout] --> src/lexer.rs:109:8 [INFO] [stdout] | [INFO] [stdout] 109 | fn is_char(ch: &char) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `read_identifier` [INFO] [stdout] --> src/lexer.rs:113:8 [INFO] [stdout] | [INFO] [stdout] 113 | fn read_identifier(&mut self) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `skip_whitespace` [INFO] [stdout] --> src/lexer.rs:124:8 [INFO] [stdout] | [INFO] [stdout] 124 | fn skip_whitespace(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `read_number` [INFO] [stdout] --> src/lexer.rs:131:8 [INFO] [stdout] | [INFO] [stdout] 131 | fn read_number(&mut self) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_digit` [INFO] [stdout] --> src/lexer.rs:146:8 [INFO] [stdout] | [INFO] [stdout] 146 | fn is_digit(byte: &char) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 32 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.92s [INFO] running `Command { std: "docker" "inspect" "b198d1363c0fe050c12faf134bb72cfc1052453ec7148e12ac3f489ab20aafdb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b198d1363c0fe050c12faf134bb72cfc1052453ec7148e12ac3f489ab20aafdb", kill_on_drop: false }` [INFO] [stdout] b198d1363c0fe050c12faf134bb72cfc1052453ec7148e12ac3f489ab20aafdb [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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5851ae04207ecee3a1429d95076893380d356c52ab12ac209d2633184cfa9015 [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" "5851ae04207ecee3a1429d95076893380d356c52ab12ac209d2633184cfa9015", kill_on_drop: false }` [INFO] [stderr] Compiling rusty_interpreter v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `tests` [INFO] [stdout] --> src/token.rs:140:13 [INFO] [stdout] | [INFO] [stdout] 140 | let tests: Vec<&str> = vec![ [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_tests` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `LexerError` [INFO] [stdout] --> src/token.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct LexerError { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `IllegalIdent` [INFO] [stdout] --> src/token.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | IllegalIdent(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `ILLEGAL` [INFO] [stdout] --> src/token.rs:109:5 [INFO] [stdout] | [INFO] [stdout] 109 | pub const ILLEGAL: &str = "ILLEGAL"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `EOF` [INFO] [stdout] --> src/token.rs:110:5 [INFO] [stdout] | [INFO] [stdout] 110 | pub const EOF: &str = "EOF"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `IDENT` [INFO] [stdout] --> src/token.rs:113:5 [INFO] [stdout] | [INFO] [stdout] 113 | pub const IDENT: &str = "IDENT"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `INT` [INFO] [stdout] --> src/token.rs:114:5 [INFO] [stdout] | [INFO] [stdout] 114 | pub const INT: &str = "INT"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `ASSIGN` [INFO] [stdout] --> src/token.rs:117:5 [INFO] [stdout] | [INFO] [stdout] 117 | pub const ASSIGN: &str = "="; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `PLUS` [INFO] [stdout] --> src/token.rs:118:5 [INFO] [stdout] | [INFO] [stdout] 118 | pub const PLUS: &str = "+"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `COMMA` [INFO] [stdout] --> src/token.rs:121:5 [INFO] [stdout] | [INFO] [stdout] 121 | pub const COMMA: &str = ","; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `SEMICOLON` [INFO] [stdout] --> src/token.rs:122:5 [INFO] [stdout] | [INFO] [stdout] 122 | pub const SEMICOLON: &str = ";"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `LPAREN` [INFO] [stdout] --> src/token.rs:125:5 [INFO] [stdout] | [INFO] [stdout] 125 | pub const LPAREN: &str = "("; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `RPAREN` [INFO] [stdout] --> src/token.rs:126:5 [INFO] [stdout] | [INFO] [stdout] 126 | pub const RPAREN: &str = ")"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `LBRACE` [INFO] [stdout] --> src/token.rs:127:5 [INFO] [stdout] | [INFO] [stdout] 127 | pub const LBRACE: &str = "{"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `RBRACE` [INFO] [stdout] --> src/token.rs:128:5 [INFO] [stdout] | [INFO] [stdout] 128 | pub const RBRACE: &str = "}"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `FUNCTION` [INFO] [stdout] --> src/token.rs:131:5 [INFO] [stdout] | [INFO] [stdout] 131 | pub const FUNCTION: &str = "FUNCTION"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `LET` [INFO] [stdout] --> src/token.rs:132:5 [INFO] [stdout] | [INFO] [stdout] 132 | pub const LET: &str = "LET"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_letter` [INFO] [stdout] --> src/lexer.rs:104:8 [INFO] [stdout] | [INFO] [stdout] 104 | fn is_letter(ch: &u8) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.17s [INFO] running `Command { std: "docker" "inspect" "5851ae04207ecee3a1429d95076893380d356c52ab12ac209d2633184cfa9015", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5851ae04207ecee3a1429d95076893380d356c52ab12ac209d2633184cfa9015", kill_on_drop: false }` [INFO] [stdout] 5851ae04207ecee3a1429d95076893380d356c52ab12ac209d2633184cfa9015 [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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 43242f4c0eb9a44db3f4363746d9d332a0dd892f6f8105f320bce17fed5e883c [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" "43242f4c0eb9a44db3f4363746d9d332a0dd892f6f8105f320bce17fed5e883c", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `tests` [INFO] [stderr] --> src/token.rs:140:13 [INFO] [stderr] | [INFO] [stderr] 140 | let tests: Vec<&str> = vec![ [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_tests` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `LexerError` [INFO] [stderr] --> src/token.rs:7:12 [INFO] [stderr] | [INFO] [stderr] 7 | pub struct LexerError { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `IllegalIdent` [INFO] [stderr] --> src/token.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | IllegalIdent(String), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `ILLEGAL` [INFO] [stderr] --> src/token.rs:109:5 [INFO] [stderr] | [INFO] [stderr] 109 | pub const ILLEGAL: &str = "ILLEGAL"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `EOF` [INFO] [stderr] --> src/token.rs:110:5 [INFO] [stderr] | [INFO] [stderr] 110 | pub const EOF: &str = "EOF"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `IDENT` [INFO] [stderr] --> src/token.rs:113:5 [INFO] [stderr] | [INFO] [stderr] 113 | pub const IDENT: &str = "IDENT"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `INT` [INFO] [stderr] --> src/token.rs:114:5 [INFO] [stderr] | [INFO] [stderr] 114 | pub const INT: &str = "INT"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `ASSIGN` [INFO] [stderr] --> src/token.rs:117:5 [INFO] [stderr] | [INFO] [stderr] 117 | pub const ASSIGN: &str = "="; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `PLUS` [INFO] [stderr] --> src/token.rs:118:5 [INFO] [stderr] | [INFO] [stderr] 118 | pub const PLUS: &str = "+"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `COMMA` [INFO] [stderr] --> src/token.rs:121:5 [INFO] [stderr] | [INFO] [stderr] 121 | pub const COMMA: &str = ","; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `SEMICOLON` [INFO] [stderr] --> src/token.rs:122:5 [INFO] [stderr] | [INFO] [stderr] 122 | pub const SEMICOLON: &str = ";"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `LPAREN` [INFO] [stderr] --> src/token.rs:125:5 [INFO] [stderr] | [INFO] [stderr] 125 | pub const LPAREN: &str = "("; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `RPAREN` [INFO] [stderr] --> src/token.rs:126:5 [INFO] [stderr] | [INFO] [stderr] 126 | pub const RPAREN: &str = ")"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `LBRACE` [INFO] [stderr] --> src/token.rs:127:5 [INFO] [stderr] | [INFO] [stderr] 127 | pub const LBRACE: &str = "{"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `RBRACE` [INFO] [stderr] --> src/token.rs:128:5 [INFO] [stderr] | [INFO] [stderr] 128 | pub const RBRACE: &str = "}"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `FUNCTION` [INFO] [stderr] --> src/token.rs:131:5 [INFO] [stderr] | [INFO] [stderr] 131 | pub const FUNCTION: &str = "FUNCTION"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `LET` [INFO] [stderr] --> src/token.rs:132:5 [INFO] [stderr] | [INFO] [stderr] 132 | pub const LET: &str = "LET"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `is_letter` [INFO] [stderr] --> src/lexer.rs:104:8 [INFO] [stderr] | [INFO] [stderr] 104 | fn is_letter(ch: &u8) -> bool { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 18 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/rusty_interpreter-9d8d8e6098c7d2ed [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test token::tests::look_up_test ... ok [INFO] [stdout] test lexer::tests::next_token_test ... ok [INFO] [stderr] error: test failed, to rerun pass '--bin rusty_interpreter' [INFO] [stdout] test lexer::tests::next_token_test_2 ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- lexer::tests::next_token_test_2 stdout ---- [INFO] [stdout] Read: l [INFO] [stdout] nom whitespace [INFO] [stdout] Read: e [INFO] [stdout] Read: t [INFO] [stdout] Read: [INFO] [stdout] Identifier read: 0 to 3 [INFO] [stdout] Read: f [INFO] [stdout] lexer: Let [INFO] [stdout] test: Let [INFO] [stdout] [INFO] [stdout] nom whitespace [INFO] [stdout] Read: i [INFO] [stdout] Read: v [INFO] [stdout] Read: e [INFO] [stdout] Read: [INFO] [stdout] Identifier read: 4 to 8 [INFO] [stdout] Read: = [INFO] [stdout] lexer: Ident("five") [INFO] [stdout] test: Ident("five") [INFO] [stdout] [INFO] [stdout] nom whitespace [INFO] [stdout] Read: [INFO] [stdout] lexer: Assign [INFO] [stdout] test: Assign [INFO] [stdout] [INFO] [stdout] nom whitespace [INFO] [stdout] Read: 5 [INFO] [stdout] Read: ; [INFO] [stdout] Making int [INFO] [stdout] position: 11 to 12 [INFO] [stdout] 5 [INFO] [stdout] Read: [INFO] [stdout] [INFO] [stdout] lexer: Int(5) [INFO] [stdout] test: Int(5) [INFO] [stdout] [INFO] [stdout] nom whitespace [INFO] [stdout] Read: [INFO] [stdout] Read: [INFO] [stdout] Read: [INFO] [stdout] Read: [INFO] [stdout] Read: [INFO] [stdout] Read: [INFO] [stdout] Read: [INFO] [stdout] Read: [INFO] [stdout] Read: l [INFO] [stdout] Read: e [INFO] [stdout] Read: t [INFO] [stdout] Read: [INFO] [stdout] Identifier read: 22 to 25 [INFO] [stdout] Read: t [INFO] [stdout] lexer: Let [INFO] [stdout] test: Semicolon [INFO] [stdout] [INFO] [stdout] thread 'lexer::tests::next_token_test_2' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `Let`, [INFO] [stdout] right: `Semicolon`', src/lexer.rs:291:13 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5647adbf8775 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x5647adbf8775 - backtrace::backtrace::trace_unsynchronized::h0513dd713d7644d4 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5647adbf8775 - std::sys_common::backtrace::_print_fmt::h040abae64e4a24a9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x5647adbf8775 - ::fmt::hb4bdb37c3c335733 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x5647adc2056c - core::fmt::write::h540ac4a6a1232abc [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x5647adbad2e5 - std::io::Write::write_fmt::h4be0daababb55bba [INFO] [stdout] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libstd/io/mod.rs:1539 [INFO] [stdout] 6: 0x5647adbf2e41 - std::io::impls::>::write_fmt::h83c1e1aa73f374f5 [INFO] [stdout] at src/libstd/io/impls.rs:176 [INFO] [stdout] 7: 0x5647adbfaed0 - std::sys_common::backtrace::_print::hb55cc635eaf1882e [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x5647adbfaed0 - std::sys_common::backtrace::print::h2b2218fa55714084 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x5647adbfaed0 - std::panicking::default_hook::{{closure}}::h578517c025765cf3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x5647adbfabca - std::panicking::default_hook::h4cafc94c2fc640fb [INFO] [stdout] at src/libstd/panicking.rs:214 [INFO] [stdout] 11: 0x5647adbfb513 - std::panicking::rust_panic_with_hook::h3eeb5001beeca5c3 [INFO] [stdout] at src/libstd/panicking.rs:526 [INFO] [stdout] 12: 0x5647adbfb10b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:437 [INFO] [stdout] 13: 0x5647adbfb07b - std::panicking::begin_panic_fmt::hbb5e59697acc78ba [INFO] [stdout] at src/libstd/panicking.rs:391 [INFO] [stdout] 14: 0x5647adb98701 - rusty_interpreter::lexer::tests::next_token_test_2::h641f921ffe6be6c9 [INFO] [stdout] at src/lexer.rs:291 [INFO] [stdout] 15: 0x5647adb9596a - rusty_interpreter::lexer::tests::next_token_test_2::{{closure}}::h01b57438fd4de1d3 [INFO] [stdout] at src/lexer.rs:194 [INFO] [stdout] 16: 0x5647adba27ce - core::ops::function::FnOnce::call_once::h8f47603a9f50a297 [INFO] [stdout] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libcore/ops/function.rs:233 [INFO] [stdout] 17: 0x5647adbd485c - as core::ops::function::FnOnce>::call_once::h8340ba6798e0c4ff [INFO] [stdout] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/liballoc/boxed.rs:1081 [INFO] [stdout] 18: 0x5647adbd485c - as core::ops::function::FnOnce<()>>::call_once::h5590e98676605094 [INFO] [stdout] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libstd/panic.rs:318 [INFO] [stdout] 19: 0x5647adbd485c - std::panicking::try::do_call::hd8680a2dbb0ed3c4 [INFO] [stdout] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libstd/panicking.rs:348 [INFO] [stdout] 20: 0x5647adbd485c - std::panicking::try::h46b4de2d705e7a8d [INFO] [stdout] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libstd/panicking.rs:325 [INFO] [stdout] 21: 0x5647adbd485c - std::panic::catch_unwind::h059b3f06991e0a9c [INFO] [stdout] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libstd/panic.rs:394 [INFO] [stdout] 22: 0x5647adbd485c - test::run_test_in_process::h5ae08a65430494a4 [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 23: 0x5647adbd485c - test::run_test::run_test_inner::{{closure}}::h4b36073838376ae8 [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 24: 0x5647adbac7d6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0169d0be588b8bf0 [INFO] [stdout] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 25: 0x5647adbb17c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h71bfc37e887d3973 [INFO] [stdout] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libstd/thread/mod.rs:475 [INFO] [stdout] 26: 0x5647adbb17c5 - as core::ops::function::FnOnce<()>>::call_once::h36c65072907dc180 [INFO] [stdout] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libstd/panic.rs:318 [INFO] [stdout] 27: 0x5647adbb17c5 - std::panicking::try::do_call::h4e0f426e17cd216c [INFO] [stdout] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libstd/panicking.rs:348 [INFO] [stdout] 28: 0x5647adbb17c5 - std::panicking::try::hd05e4ef6b4303d29 [INFO] [stdout] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libstd/panicking.rs:325 [INFO] [stdout] 29: 0x5647adbb17c5 - std::panic::catch_unwind::h19a1127ec729c5dd [INFO] [stdout] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libstd/panic.rs:394 [INFO] [stdout] 30: 0x5647adbb17c5 - std::thread::Builder::spawn_unchecked::{{closure}}::h011300735f06b1e2 [INFO] [stdout] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libstd/thread/mod.rs:474 [INFO] [stdout] 31: 0x5647adbb17c5 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h1e3c55f31f1d122e [INFO] [stdout] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libcore/ops/function.rs:233 [INFO] [stdout] 32: 0x5647adc016ea - as core::ops::function::FnOnce>::call_once::hc0e15d78a519721e [INFO] [stdout] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/liballoc/boxed.rs:1081 [INFO] [stdout] 33: 0x5647adc016ea - as core::ops::function::FnOnce>::call_once::h211da8fffb09f192 [INFO] [stdout] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/liballoc/boxed.rs:1081 [INFO] [stdout] 34: 0x5647adc016ea - std::sys::unix::thread::Thread::new::thread_start::h29594ddebf23e421 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 35: 0x7f300ee48609 - start_thread [INFO] [stdout] 36: 0x7f300ed54103 - __clone [INFO] [stdout] 37: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] lexer::tests::next_token_test_2 [INFO] [stdout] [INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "43242f4c0eb9a44db3f4363746d9d332a0dd892f6f8105f320bce17fed5e883c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "43242f4c0eb9a44db3f4363746d9d332a0dd892f6f8105f320bce17fed5e883c", kill_on_drop: false }` [INFO] [stdout] 43242f4c0eb9a44db3f4363746d9d332a0dd892f6f8105f320bce17fed5e883c