[INFO] cloning repository alcoholamp/monkey-interpreter [INFO] running `"git" "clone" "--bare" "git://github.com/alcoholamp/monkey-interpreter.git" "work/cache/sources/gh/alcoholamp/monkey-interpreter"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/alcoholamp/monkey-interpreter'... [INFO] running `"git" "clone" "work/cache/sources/gh/alcoholamp/monkey-interpreter" "work/ex/beta-1.37-6/sources/1.36.0/gh/alcoholamp/monkey-interpreter"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/alcoholamp/monkey-interpreter'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/alcoholamp/monkey-interpreter" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/alcoholamp/monkey-interpreter"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/alcoholamp/monkey-interpreter'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 79b118842c92d451d6db50c3ae20d9237cb2218a [INFO] sha for GitHub repo alcoholamp/monkey-interpreter: 79b118842c92d451d6db50c3ae20d9237cb2218a [INFO] validating manifest of alcoholamp/monkey-interpreter on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of alcoholamp/monkey-interpreter on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing alcoholamp/monkey-interpreter [INFO] finished frobbing alcoholamp/monkey-interpreter [INFO] frobbed toml for alcoholamp/monkey-interpreter written to work/ex/beta-1.37-6/sources/1.36.0/gh/alcoholamp/monkey-interpreter/Cargo.toml [INFO] started frobbing alcoholamp/monkey-interpreter [INFO] finished frobbing alcoholamp/monkey-interpreter [INFO] frobbed toml for alcoholamp/monkey-interpreter written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/alcoholamp/monkey-interpreter/Cargo.toml [INFO] crate alcoholamp/monkey-interpreter already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing alcoholamp/monkey-interpreter against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/alcoholamp/monkey-interpreter:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"` [INFO] [stdout] 4506bbe844bd9218fffc344112ba81da8495f1c490f0b9d4fadcca6c55ca17b1 [INFO] running `"docker" "start" "-a" "4506bbe844bd9218fffc344112ba81da8495f1c490f0b9d4fadcca6c55ca17b1"` [INFO] [stderr] Compiling monkey-interpreter v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: variant is never constructed: `Illegal` [INFO] [stderr] --> lib/lexer/token.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | Illegal, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `EOF` [INFO] [stderr] --> lib/lexer/token.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | EOF, [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Ident` [INFO] [stderr] --> lib/lexer/token.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | Ident(String), [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `IntLiteral` [INFO] [stderr] --> lib/lexer/token.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | IntLiteral(usize), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Assign` [INFO] [stderr] --> lib/lexer/token.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | Assign, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Plus` [INFO] [stderr] --> lib/lexer/token.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | Plus, [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Comma` [INFO] [stderr] --> lib/lexer/token.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | Comma, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `SemiColon` [INFO] [stderr] --> lib/lexer/token.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | SemiColon, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Lparen` [INFO] [stderr] --> lib/lexer/token.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | Lparen, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Rparen` [INFO] [stderr] --> lib/lexer/token.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | Rparen, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Lbrace` [INFO] [stderr] --> lib/lexer/token.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | Lbrace, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Rbrace` [INFO] [stderr] --> lib/lexer/token.rs:26:5 [INFO] [stderr] | [INFO] [stderr] 26 | Rbrace, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Function` [INFO] [stderr] --> lib/lexer/token.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 28 | Function, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Let` [INFO] [stderr] --> lib/lexer/token.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | Let [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.86s [INFO] running `"docker" "inspect" "4506bbe844bd9218fffc344112ba81da8495f1c490f0b9d4fadcca6c55ca17b1"` [INFO] running `"docker" "rm" "-f" "4506bbe844bd9218fffc344112ba81da8495f1c490f0b9d4fadcca6c55ca17b1"` [INFO] [stdout] 4506bbe844bd9218fffc344112ba81da8495f1c490f0b9d4fadcca6c55ca17b1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/alcoholamp/monkey-interpreter:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen" "--no-run"` [INFO] [stdout] cb7ebcfbdda7c1dfc17f6e1ba97df9c251eb01d448769e4120d7bfaf6fbb8dc8 [INFO] running `"docker" "start" "-a" "cb7ebcfbdda7c1dfc17f6e1ba97df9c251eb01d448769e4120d7bfaf6fbb8dc8"` [INFO] [stderr] Compiling monkey-interpreter v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: variant is never constructed: `Illegal` [INFO] [stderr] --> lib/lexer/token.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | Illegal, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `EOF` [INFO] [stderr] --> lib/lexer/token.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | EOF, [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Ident` [INFO] [stderr] --> lib/lexer/token.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | Ident(String), [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `IntLiteral` [INFO] [stderr] --> lib/lexer/token.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | IntLiteral(usize), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Assign` [INFO] [stderr] --> lib/lexer/token.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | Assign, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Plus` [INFO] [stderr] --> lib/lexer/token.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | Plus, [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Comma` [INFO] [stderr] --> lib/lexer/token.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | Comma, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `SemiColon` [INFO] [stderr] --> lib/lexer/token.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | SemiColon, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Lparen` [INFO] [stderr] --> lib/lexer/token.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | Lparen, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Rparen` [INFO] [stderr] --> lib/lexer/token.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | Rparen, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Lbrace` [INFO] [stderr] --> lib/lexer/token.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | Lbrace, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Rbrace` [INFO] [stderr] --> lib/lexer/token.rs:26:5 [INFO] [stderr] | [INFO] [stderr] 26 | Rbrace, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Function` [INFO] [stderr] --> lib/lexer/token.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 28 | Function, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Let` [INFO] [stderr] --> lib/lexer/token.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | Let [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.95s [INFO] running `"docker" "inspect" "cb7ebcfbdda7c1dfc17f6e1ba97df9c251eb01d448769e4120d7bfaf6fbb8dc8"` [INFO] running `"docker" "rm" "-f" "cb7ebcfbdda7c1dfc17f6e1ba97df9c251eb01d448769e4120d7bfaf6fbb8dc8"` [INFO] [stdout] cb7ebcfbdda7c1dfc17f6e1ba97df9c251eb01d448769e4120d7bfaf6fbb8dc8 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/alcoholamp/monkey-interpreter:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen"` [INFO] [stdout] 290fa89e814eebb9cd0cd6f5cb3ebb264d5f4e786d1573fbbb3d41867859b884 [INFO] running `"docker" "start" "-a" "290fa89e814eebb9cd0cd6f5cb3ebb264d5f4e786d1573fbbb3d41867859b884"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/crater/target/debug/deps/monkey_lib-131b2f363549599c [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/monkey_repl-dc1e2523987af95e [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests monkey_lib [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "290fa89e814eebb9cd0cd6f5cb3ebb264d5f4e786d1573fbbb3d41867859b884"` [INFO] running `"docker" "rm" "-f" "290fa89e814eebb9cd0cd6f5cb3ebb264d5f4e786d1573fbbb3d41867859b884"` [INFO] [stdout] 290fa89e814eebb9cd0cd6f5cb3ebb264d5f4e786d1573fbbb3d41867859b884