[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 beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstrangelovephd%2Frusty_interpreter" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/strangelovephd/rusty_interpreter on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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-8/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" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", 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] e0e2a8b8d20b29e8713a5e3412df8753a564e3d8b18fe63165d3c68ed6532f4a [INFO] running `Command { std: "docker" "start" "-a" "e0e2a8b8d20b29e8713a5e3412df8753a564e3d8b18fe63165d3c68ed6532f4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e0e2a8b8d20b29e8713a5e3412df8753a564e3d8b18fe63165d3c68ed6532f4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e0e2a8b8d20b29e8713a5e3412df8753a564e3d8b18fe63165d3c68ed6532f4a", kill_on_drop: false }` [INFO] [stdout] e0e2a8b8d20b29e8713a5e3412df8753a564e3d8b18fe63165d3c68ed6532f4a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cc79bec5f4d3ac13a087e18dbcb00dd8fffdfcfd785d75e535ee8508ea62ad61 [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" "cc79bec5f4d3ac13a087e18dbcb00dd8fffdfcfd785d75e535ee8508ea62ad61", 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 0.91s [INFO] running `Command { std: "docker" "inspect" "cc79bec5f4d3ac13a087e18dbcb00dd8fffdfcfd785d75e535ee8508ea62ad61", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc79bec5f4d3ac13a087e18dbcb00dd8fffdfcfd785d75e535ee8508ea62ad61", kill_on_drop: false }` [INFO] [stdout] cc79bec5f4d3ac13a087e18dbcb00dd8fffdfcfd785d75e535ee8508ea62ad61 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d6491e0119c604c6f116e42c333b892cb253a2dc8b231d97c3c6c4a02b56ebf3 [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" "d6491e0119c604c6f116e42c333b892cb253a2dc8b231d97c3c6c4a02b56ebf3", 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 1.47s [INFO] running `Command { std: "docker" "inspect" "d6491e0119c604c6f116e42c333b892cb253a2dc8b231d97c3c6c4a02b56ebf3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6491e0119c604c6f116e42c333b892cb253a2dc8b231d97c3c6c4a02b56ebf3", kill_on_drop: false }` [INFO] [stdout] d6491e0119c604c6f116e42c333b892cb253a2dc8b231d97c3c6c4a02b56ebf3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c01ab43f98c9a335b795dac20a42405bc15178bb648d4573d6b3477a9fd60a2a [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" "c01ab43f98c9a335b795dac20a42405bc15178bb648d4573d6b3477a9fd60a2a", 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 0.04s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/rusty_interpreter-bbd0efb1192c1450 [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test lexer::tests::next_token_test ... ok [INFO] [stdout] test token::tests::look_up_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: 0x55dba4cca735 - backtrace::backtrace::libunwind::trace::h5e2646fa3eddf2ea [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55dba4cca735 - backtrace::backtrace::trace_unsynchronized::hb95dd7f77ce47877 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55dba4cca735 - std::sys_common::backtrace::_print_fmt::h5e71b67af43fd70d [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55dba4cca735 - ::fmt::hdb4a83d2b61107e5 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55dba4cf251c - core::fmt::write::ha20e7262fa3e8a7a [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x55dba4c7f2a5 - std::io::Write::write_fmt::hd8ff364c7845d2d0 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/io/mod.rs:1537 [INFO] [stdout] 6: 0x55dba4cc4e01 - std::io::impls::>::write_fmt::h1c057ef6e8762996 [INFO] [stdout] at src/libstd/io/impls.rs:176 [INFO] [stdout] 7: 0x55dba4ccce90 - std::sys_common::backtrace::_print::h9c07314cc66ba539 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x55dba4ccce90 - std::sys_common::backtrace::print::hd1fd65f49a2d8544 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x55dba4ccce90 - std::panicking::default_hook::{{closure}}::h222da46485ab36fc [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x55dba4cccb8a - std::panicking::default_hook::hc5868949d129ed00 [INFO] [stdout] at src/libstd/panicking.rs:214 [INFO] [stdout] 11: 0x55dba4ccd4d3 - std::panicking::rust_panic_with_hook::h26a6ab8b0993c0c8 [INFO] [stdout] at src/libstd/panicking.rs:526 [INFO] [stdout] 12: 0x55dba4ccd0cb - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:437 [INFO] [stdout] 13: 0x55dba4ccd03b - std::panicking::begin_panic_fmt::h2ff295231415d4a6 [INFO] [stdout] at src/libstd/panicking.rs:391 [INFO] [stdout] 14: 0x55dba4c6a701 - rusty_interpreter::lexer::tests::next_token_test_2::h3bc2aac6e56589d1 [INFO] [stdout] at src/lexer.rs:291 [INFO] [stdout] 15: 0x55dba4c6796a - rusty_interpreter::lexer::tests::next_token_test_2::{{closure}}::h1790003a7372865f [INFO] [stdout] at src/lexer.rs:194 [INFO] [stdout] 16: 0x55dba4c743ee - core::ops::function::FnOnce::call_once::h33646a18079a49ea [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libcore/ops/function.rs:233 [INFO] [stdout] 17: 0x55dba4ca681c - as core::ops::function::FnOnce>::call_once::h42148c33ed88c979 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/liballoc/boxed.rs:1081 [INFO] [stdout] 18: 0x55dba4ca681c - as core::ops::function::FnOnce<()>>::call_once::h759dc0b09d774665 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panic.rs:318 [INFO] [stdout] 19: 0x55dba4ca681c - std::panicking::try::do_call::h676ad1fc9e9badea [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:348 [INFO] [stdout] 20: 0x55dba4ca681c - std::panicking::try::hee36a8727a3050b0 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:325 [INFO] [stdout] 21: 0x55dba4ca681c - std::panic::catch_unwind::hd5d426ebd89b2542 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panic.rs:394 [INFO] [stdout] 22: 0x55dba4ca681c - test::run_test_in_process::h8dacdba4dc4cbaa5 [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 23: 0x55dba4ca681c - test::run_test::run_test_inner::{{closure}}::hf93754afad6be40f [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 24: 0x55dba4c7e796 - std::sys_common::backtrace::__rust_begin_short_backtrace::h2c69fab544a90730 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 25: 0x55dba4c83825 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hcf302fafa60d80f2 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/thread/mod.rs:475 [INFO] [stdout] 26: 0x55dba4c83825 - as core::ops::function::FnOnce<()>>::call_once::h39ede710608e817e [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panic.rs:318 [INFO] [stdout] 27: 0x55dba4c83825 - std::panicking::try::do_call::hec0b4d2faa46fbf7 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:348 [INFO] [stdout] 28: 0x55dba4c83825 - std::panicking::try::h0144ba3f2539803d [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:325 [INFO] [stdout] 29: 0x55dba4c83825 - std::panic::catch_unwind::ha03e59eb589f857b [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panic.rs:394 [INFO] [stdout] 30: 0x55dba4c83825 - std::thread::Builder::spawn_unchecked::{{closure}}::hdeba34620a4a7a44 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/thread/mod.rs:474 [INFO] [stdout] 31: 0x55dba4c83825 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h552693dbb801eadd [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libcore/ops/function.rs:233 [INFO] [stdout] 32: 0x55dba4cd369a - as core::ops::function::FnOnce>::call_once::h61c24496ae624ac5 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/liballoc/boxed.rs:1081 [INFO] [stdout] 33: 0x55dba4cd369a - as core::ops::function::FnOnce>::call_once::h89548957afa14049 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/liballoc/boxed.rs:1081 [INFO] [stdout] 34: 0x55dba4cd369a - std::sys::unix::thread::Thread::new::thread_start::h73903fbbff5b990e [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 35: 0x7f6683c05609 - start_thread [INFO] [stdout] 36: 0x7f6683b11103 - __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" "c01ab43f98c9a335b795dac20a42405bc15178bb648d4573d6b3477a9fd60a2a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c01ab43f98c9a335b795dac20a42405bc15178bb648d4573d6b3477a9fd60a2a", kill_on_drop: false }` [INFO] [stdout] c01ab43f98c9a335b795dac20a42405bc15178bb648d4573d6b3477a9fd60a2a