[INFO] cloning repository https://github.com/rodya-mirov/burstlang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rodya-mirov/burstlang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frodya-mirov%2Fburstlang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frodya-mirov%2Fburstlang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 40f89f87a9d07ae759f9df97700661e710fdcbcd
[INFO] testing rodya-mirov/burstlang against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frodya-mirov%2Fburstlang" "/workspace/builds/worker-42/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-42/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rodya-mirov/burstlang on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rodya-mirov/burstlang
[INFO] finished tweaking git repo https://github.com/rodya-mirov/burstlang
[INFO] tweaked toml for git repo https://github.com/rodya-mirov/burstlang written to /workspace/builds/worker-42/source/Cargo.toml
[INFO] crate git repo https://github.com/rodya-mirov/burstlang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 941764885f58db06a0bfb2fc5894342b267b15800f05e1517a036122e42f9a6c
[INFO] running `Command { std: "docker" "start" "-a" "941764885f58db06a0bfb2fc5894342b267b15800f05e1517a036122e42f9a6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "941764885f58db06a0bfb2fc5894342b267b15800f05e1517a036122e42f9a6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "941764885f58db06a0bfb2fc5894342b267b15800f05e1517a036122e42f9a6c", kill_on_drop: false }`
[INFO] [stdout] 941764885f58db06a0bfb2fc5894342b267b15800f05e1517a036122e42f9a6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5575e3b663f826406f977d05f856835677cb2ee90be5c89f733f8db0e8da88ee
[INFO] running `Command { std: "docker" "start" "-a" "5575e3b663f826406f977d05f856835677cb2ee90be5c89f733f8db0e8da88ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling ucd-trie v0.1.2
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling bytecode v0.1.0 (/opt/rustwide/workdir/bytecode)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> bytecode/src/lib.rs:278:17
[INFO] [stdout]     |
[INFO] [stdout] 278 | /                 (format!(
[INFO] [stdout] 279 | |                     "{:04} {:04} OP_CALL ({} args)\n",
[INFO] [stdout] 280 | |                     line,
[INFO] [stdout] 281 | |                     offset,
[INFO] [stdout] 282 | |                     chunk.code[offset + 1]
[INFO] [stdout] 283 | |                 ))
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 278 |                 format!(
[INFO] [stdout] 279 |                     "{:04} {:04} OP_CALL ({} args)\n",
[INFO] [stdout] 280 |                     line,
[INFO] [stdout] 281 |                     offset,
[INFO] [stdout] 282 |                     chunk.code[offset + 1]
[INFO] [stdout] 283 |                 )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> bytecode/src/lib.rs:303:17
[INFO] [stdout]     |
[INFO] [stdout] 303 | /                 (format!(
[INFO] [stdout] 304 | |                     "{:04} {:04} OP_GET_LOCAL {}\n",
[INFO] [stdout] 305 | |                     line,
[INFO] [stdout] 306 | |                     offset,
[INFO] [stdout] 307 | |                     chunk.code[offset + 1]
[INFO] [stdout] 308 | |                 ))
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 303 |                 format!(
[INFO] [stdout] 304 |                     "{:04} {:04} OP_GET_LOCAL {}\n",
[INFO] [stdout] 305 |                     line,
[INFO] [stdout] 306 |                     offset,
[INFO] [stdout] 307 |                     chunk.code[offset + 1]
[INFO] [stdout] 308 |                 )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> bytecode/src/lib.rs:311:17
[INFO] [stdout]     |
[INFO] [stdout] 311 | /                 (format!(
[INFO] [stdout] 312 | |                     "{:04} {:04} OP_SET_LOCAL {}\n",
[INFO] [stdout] 313 | |                     line,
[INFO] [stdout] 314 | |                     offset,
[INFO] [stdout] 315 | |                     chunk.code[offset + 1]
[INFO] [stdout] 316 | |                 ))
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 311 |                 format!(
[INFO] [stdout] 312 |                     "{:04} {:04} OP_SET_LOCAL {}\n",
[INFO] [stdout] 313 |                     line,
[INFO] [stdout] 314 |                     offset,
[INFO] [stdout] 315 |                     chunk.code[offset + 1]
[INFO] [stdout] 316 |                 )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> bytecode/src/lib.rs:324:25
[INFO] [stdout]     |
[INFO] [stdout] 324 | /                         (format!(
[INFO] [stdout] 325 | |                             "{:04} OP_CONSTANT -- index {} which is missing\n",
[INFO] [stdout] 326 | |                             offset, value_index
[INFO] [stdout] 327 | |                         ))
[INFO] [stdout]     | |__________________________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 324 |                         format!(
[INFO] [stdout] 325 |                             "{:04} OP_CONSTANT -- index {} which is missing\n",
[INFO] [stdout] 326 |                             offset, value_index
[INFO] [stdout] 327 |                         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> bytecode/src/lib.rs:337:25
[INFO] [stdout]     |
[INFO] [stdout] 337 | /                         (format!(
[INFO] [stdout] 338 | |                             "{:04} OP_CONSTANT_LONG -- index {} which is missing\n",
[INFO] [stdout] 339 | |                             offset, value_index
[INFO] [stdout] 340 | |                         ))
[INFO] [stdout]     | |__________________________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 337 |                         format!(
[INFO] [stdout] 338 |                             "{:04} OP_CONSTANT_LONG -- index {} which is missing\n",
[INFO] [stdout] 339 |                             offset, value_index
[INFO] [stdout] 340 |                         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> bytecode/src/lib.rs:381:9
[INFO] [stdout]     |
[INFO] [stdout] 381 |         (string_out)
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling vm v0.1.0 (/opt/rustwide/workdir/vm)
[INFO] [stderr]    Compiling pest v2.1.2
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling pest_meta v2.1.2
[INFO] [stderr]    Compiling pest_generator v2.1.1
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling compiler v0.1.0 (/opt/rustwide/workdir/compiler)
[INFO] [stderr]    Compiling main v0.1.0 (/opt/rustwide/workdir/main)
[INFO] [stderr]    Compiling burstc v0.1.0 (/opt/rustwide/workdir/burstc)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.00s
[INFO] running `Command { std: "docker" "inspect" "5575e3b663f826406f977d05f856835677cb2ee90be5c89f733f8db0e8da88ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5575e3b663f826406f977d05f856835677cb2ee90be5c89f733f8db0e8da88ee", kill_on_drop: false }`
[INFO] [stdout] 5575e3b663f826406f977d05f856835677cb2ee90be5c89f733f8db0e8da88ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63b95e4f583e37822971dc16ada1472cffb5d4bf3c3778a0f2e7ab9368d5e642
[INFO] running `Command { std: "docker" "start" "-a" "63b95e4f583e37822971dc16ada1472cffb5d4bf3c3778a0f2e7ab9368d5e642", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> bytecode/src/lib.rs:278:17
[INFO] [stdout]     |
[INFO] [stdout] 278 | /                 (format!(
[INFO] [stdout] 279 | |                     "{:04} {:04} OP_CALL ({} args)\n",
[INFO] [stdout] 280 | |                     line,
[INFO] [stdout] 281 | |                     offset,
[INFO] [stdout] 282 | |                     chunk.code[offset + 1]
[INFO] [stdout] 283 | |                 ))
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 278 |                 format!(
[INFO] [stdout] 279 |                     "{:04} {:04} OP_CALL ({} args)\n",
[INFO] [stdout] 280 |                     line,
[INFO] [stdout] 281 |                     offset,
[INFO] [stdout] 282 |                     chunk.code[offset + 1]
[INFO] [stdout] 283 |                 )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bytecode v0.1.0 (/opt/rustwide/workdir/bytecode)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> bytecode/src/lib.rs:303:17
[INFO] [stdout]     |
[INFO] [stdout] 303 | /                 (format!(
[INFO] [stdout] 304 | |                     "{:04} {:04} OP_GET_LOCAL {}\n",
[INFO] [stdout] 305 | |                     line,
[INFO] [stdout] 306 | |                     offset,
[INFO] [stdout] 307 | |                     chunk.code[offset + 1]
[INFO] [stdout] 308 | |                 ))
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 303 |                 format!(
[INFO] [stdout] 304 |                     "{:04} {:04} OP_GET_LOCAL {}\n",
[INFO] [stdout] 305 |                     line,
[INFO] [stdout] 306 |                     offset,
[INFO] [stdout] 307 |                     chunk.code[offset + 1]
[INFO] [stdout] 308 |                 )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling vm v0.1.0 (/opt/rustwide/workdir/vm)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> bytecode/src/lib.rs:311:17
[INFO] [stdout]     |
[INFO] [stdout] 311 | /                 (format!(
[INFO] [stdout] 312 | |                     "{:04} {:04} OP_SET_LOCAL {}\n",
[INFO] [stdout] 313 | |                     line,
[INFO] [stdout] 314 | |                     offset,
[INFO] [stdout] 315 | |                     chunk.code[offset + 1]
[INFO] [stdout] 316 | |                 ))
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 311 |                 format!(
[INFO] [stdout] 312 |                     "{:04} {:04} OP_SET_LOCAL {}\n",
[INFO] [stdout] 313 |                     line,
[INFO] [stdout] 314 |                     offset,
[INFO] [stdout] 315 |                     chunk.code[offset + 1]
[INFO] [stdout] 316 |                 )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling compiler v0.1.0 (/opt/rustwide/workdir/compiler)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> bytecode/src/lib.rs:324:25
[INFO] [stdout]     |
[INFO] [stdout] 324 | /                         (format!(
[INFO] [stdout] 325 | |                             "{:04} OP_CONSTANT -- index {} which is missing\n",
[INFO] [stdout] 326 | |                             offset, value_index
[INFO] [stdout] 327 | |                         ))
[INFO] [stdout]     | |__________________________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 324 |                         format!(
[INFO] [stdout] 325 |                             "{:04} OP_CONSTANT -- index {} which is missing\n",
[INFO] [stdout] 326 |                             offset, value_index
[INFO] [stdout] 327 |                         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling burstc v0.1.0 (/opt/rustwide/workdir/burstc)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> bytecode/src/lib.rs:337:25
[INFO] [stdout]     |
[INFO] [stdout] 337 | /                         (format!(
[INFO] [stdout] 338 | |                             "{:04} OP_CONSTANT_LONG -- index {} which is missing\n",
[INFO] [stdout] 339 | |                             offset, value_index
[INFO] [stdout] 340 | |                         ))
[INFO] [stdout]     | |__________________________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 337 |                         format!(
[INFO] [stdout] 338 |                             "{:04} OP_CONSTANT_LONG -- index {} which is missing\n",
[INFO] [stdout] 339 |                             offset, value_index
[INFO] [stdout] 340 |                         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling main v0.1.0 (/opt/rustwide/workdir/main)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> bytecode/src/lib.rs:381:9
[INFO] [stdout]     |
[INFO] [stdout] 381 |         (string_out)
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> bytecode/src/lib.rs:278:17
[INFO] [stdout]     |
[INFO] [stdout] 278 | /                 (format!(
[INFO] [stdout] 279 | |                     "{:04} {:04} OP_CALL ({} args)\n",
[INFO] [stdout] 280 | |                     line,
[INFO] [stdout] 281 | |                     offset,
[INFO] [stdout] 282 | |                     chunk.code[offset + 1]
[INFO] [stdout] 283 | |                 ))
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 278 |                 format!(
[INFO] [stdout] 279 |                     "{:04} {:04} OP_CALL ({} args)\n",
[INFO] [stdout] 280 |                     line,
[INFO] [stdout] 281 |                     offset,
[INFO] [stdout] 282 |                     chunk.code[offset + 1]
[INFO] [stdout] 283 |                 )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> bytecode/src/lib.rs:303:17
[INFO] [stdout]     |
[INFO] [stdout] 303 | /                 (format!(
[INFO] [stdout] 304 | |                     "{:04} {:04} OP_GET_LOCAL {}\n",
[INFO] [stdout] 305 | |                     line,
[INFO] [stdout] 306 | |                     offset,
[INFO] [stdout] 307 | |                     chunk.code[offset + 1]
[INFO] [stdout] 308 | |                 ))
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 303 |                 format!(
[INFO] [stdout] 304 |                     "{:04} {:04} OP_GET_LOCAL {}\n",
[INFO] [stdout] 305 |                     line,
[INFO] [stdout] 306 |                     offset,
[INFO] [stdout] 307 |                     chunk.code[offset + 1]
[INFO] [stdout] 308 |                 )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> bytecode/src/lib.rs:311:17
[INFO] [stdout]     |
[INFO] [stdout] 311 | /                 (format!(
[INFO] [stdout] 312 | |                     "{:04} {:04} OP_SET_LOCAL {}\n",
[INFO] [stdout] 313 | |                     line,
[INFO] [stdout] 314 | |                     offset,
[INFO] [stdout] 315 | |                     chunk.code[offset + 1]
[INFO] [stdout] 316 | |                 ))
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 311 |                 format!(
[INFO] [stdout] 312 |                     "{:04} {:04} OP_SET_LOCAL {}\n",
[INFO] [stdout] 313 |                     line,
[INFO] [stdout] 314 |                     offset,
[INFO] [stdout] 315 |                     chunk.code[offset + 1]
[INFO] [stdout] 316 |                 )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> bytecode/src/lib.rs:324:25
[INFO] [stdout]     |
[INFO] [stdout] 324 | /                         (format!(
[INFO] [stdout] 325 | |                             "{:04} OP_CONSTANT -- index {} which is missing\n",
[INFO] [stdout] 326 | |                             offset, value_index
[INFO] [stdout] 327 | |                         ))
[INFO] [stdout]     | |__________________________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 324 |                         format!(
[INFO] [stdout] 325 |                             "{:04} OP_CONSTANT -- index {} which is missing\n",
[INFO] [stdout] 326 |                             offset, value_index
[INFO] [stdout] 327 |                         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> bytecode/src/lib.rs:337:25
[INFO] [stdout]     |
[INFO] [stdout] 337 | /                         (format!(
[INFO] [stdout] 338 | |                             "{:04} OP_CONSTANT_LONG -- index {} which is missing\n",
[INFO] [stdout] 339 | |                             offset, value_index
[INFO] [stdout] 340 | |                         ))
[INFO] [stdout]     | |__________________________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 337 |                         format!(
[INFO] [stdout] 338 |                             "{:04} OP_CONSTANT_LONG -- index {} which is missing\n",
[INFO] [stdout] 339 |                             offset, value_index
[INFO] [stdout] 340 |                         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> bytecode/src/lib.rs:381:9
[INFO] [stdout]     |
[INFO] [stdout] 381 |         (string_out)
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.66s
[INFO] running `Command { std: "docker" "inspect" "63b95e4f583e37822971dc16ada1472cffb5d4bf3c3778a0f2e7ab9368d5e642", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63b95e4f583e37822971dc16ada1472cffb5d4bf3c3778a0f2e7ab9368d5e642", kill_on_drop: false }`
[INFO] [stdout] 63b95e4f583e37822971dc16ada1472cffb5d4bf3c3778a0f2e7ab9368d5e642
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 26fd4a60c3ad8094a8e74fc0a62a8746e24002780b3535088933349c5d45239a
[INFO] running `Command { std: "docker" "start" "-a" "26fd4a60c3ad8094a8e74fc0a62a8746e24002780b3535088933349c5d45239a", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> bytecode/src/lib.rs:278:17
[INFO] [stderr]     |
[INFO] [stderr] 278 | /                 (format!(
[INFO] [stderr] 279 | |                     "{:04} {:04} OP_CALL ({} args)\n",
[INFO] [stderr] 280 | |                     line,
[INFO] [stderr] 281 | |                     offset,
[INFO] [stderr] 282 | |                     chunk.code[offset + 1]
[INFO] [stderr] 283 | |                 ))
[INFO] [stderr]     | |__________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 278 |                 format!(
[INFO] [stderr] 279 |                     "{:04} {:04} OP_CALL ({} args)\n",
[INFO] [stderr] 280 |                     line,
[INFO] [stderr] 281 |                     offset,
[INFO] [stderr] 282 |                     chunk.code[offset + 1]
[INFO] [stderr] 283 |                 )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> bytecode/src/lib.rs:303:17
[INFO] [stderr]     |
[INFO] [stderr] 303 | /                 (format!(
[INFO] [stderr] 304 | |                     "{:04} {:04} OP_GET_LOCAL {}\n",
[INFO] [stderr] 305 | |                     line,
[INFO] [stderr] 306 | |                     offset,
[INFO] [stderr] 307 | |                     chunk.code[offset + 1]
[INFO] [stderr] 308 | |                 ))
[INFO] [stderr]     | |__________________^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 303 |                 format!(
[INFO] [stderr] 304 |                     "{:04} {:04} OP_GET_LOCAL {}\n",
[INFO] [stderr] 305 |                     line,
[INFO] [stderr] 306 |                     offset,
[INFO] [stderr] 307 |                     chunk.code[offset + 1]
[INFO] [stderr] 308 |                 )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> bytecode/src/lib.rs:311:17
[INFO] [stderr]     |
[INFO] [stderr] 311 | /                 (format!(
[INFO] [stderr] 312 | |                     "{:04} {:04} OP_SET_LOCAL {}\n",
[INFO] [stderr] 313 | |                     line,
[INFO] [stderr] 314 | |                     offset,
[INFO] [stderr] 315 | |                     chunk.code[offset + 1]
[INFO] [stderr] 316 | |                 ))
[INFO] [stderr]     | |__________________^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 311 |                 format!(
[INFO] [stderr] 312 |                     "{:04} {:04} OP_SET_LOCAL {}\n",
[INFO] [stderr] 313 |                     line,
[INFO] [stderr] 314 |                     offset,
[INFO] [stderr] 315 |                     chunk.code[offset + 1]
[INFO] [stderr] 316 |                 )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> bytecode/src/lib.rs:324:25
[INFO] [stderr]     |
[INFO] [stderr] 324 | /                         (format!(
[INFO] [stderr] 325 | |                             "{:04} OP_CONSTANT -- index {} which is missing\n",
[INFO] [stderr] 326 | |                             offset, value_index
[INFO] [stderr] 327 | |                         ))
[INFO] [stderr]     | |__________________________^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 324 |                         format!(
[INFO] [stderr] 325 |                             "{:04} OP_CONSTANT -- index {} which is missing\n",
[INFO] [stderr] 326 |                             offset, value_index
[INFO] [stderr] 327 |                         )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> bytecode/src/lib.rs:337:25
[INFO] [stderr]     |
[INFO] [stderr] 337 | /                         (format!(
[INFO] [stderr] 338 | |                             "{:04} OP_CONSTANT_LONG -- index {} which is missing\n",
[INFO] [stderr] 339 | |                             offset, value_index
[INFO] [stderr] 340 | |                         ))
[INFO] [stderr]     | |__________________________^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 337 |                         format!(
[INFO] [stderr] 338 |                             "{:04} OP_CONSTANT_LONG -- index {} which is missing\n",
[INFO] [stderr] 339 |                             offset, value_index
[INFO] [stderr] 340 |                         )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> bytecode/src/lib.rs:381:9
[INFO] [stderr]     |
[INFO] [stderr] 381 |         (string_out)
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: `bytecode` (lib) generated 6 warnings
[INFO] [stderr] warning: `bytecode` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/burstc-f6b67a2c6d331b6b)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bytecode-67aa1934377c343b)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/compiler-35675bd873977502)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/main-56bd3a359052c836)
[INFO] [stdout] test ast::tests::test_parse_func_call ... ok
[INFO] [stdout] test ast::tests::test_parse_func_defn_2 ... ok
[INFO] [stdout] test ast::tests::test_parse_func_defn ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test tests::test_empty_program ... ok
[INFO] [stdout] test tests::test_fn_call ... ok
[INFO] [stdout] test tests::test_conditions ... ok
[INFO] [stdout] test tests::test_fn_call_one_arg ... ok
[INFO] [stdout] test tests::test_conditions_with_var ... ok
[INFO] [stdout] test tests::test_fn_call_two_args ... ok
[INFO] [stdout] test tests::test_fn_defn ... ok
[INFO] [stdout] test tests::test_neg_int ... ok
[INFO] [stdout] test tests::test_simple_print ... ok
[INFO] [stdout] test tests::test_simple_prints ... ok
[INFO] [stdout] test tests::test_fib ... ok
[INFO] [stdout] test tests::test_var_defn ... ok
[INFO] [stdout] test tests::test_many_constants ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/vm-6f8e1ca8960996aa)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bytecode
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> /opt/rustwide/workdir/bytecode/src/lib.rs:278:17
[INFO] [stderr]     |
[INFO] [stderr] 278 | /                 (format!(
[INFO] [stderr] 279 | |                     "{:04} {:04} OP_CALL ({} args)\n",
[INFO] [stderr] 280 | |                     line,
[INFO] [stderr] 281 | |                     offset,
[INFO] [stderr] 282 | |                     chunk.code[offset + 1]
[INFO] [stderr] 283 | |                 ))
[INFO] [stderr]     | |__________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 278 |                 format!(
[INFO] [stderr] 279 |                     "{:04} {:04} OP_CALL ({} args)\n",
[INFO] [stderr] 280 |                     line,
[INFO] [stderr] 281 |                     offset,
[INFO] [stderr] 282 |                     chunk.code[offset + 1]
[INFO] [stderr] 283 |                 )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> /opt/rustwide/workdir/bytecode/src/lib.rs:303:17
[INFO] [stderr]     |
[INFO] [stderr] 303 | /                 (format!(
[INFO] [stderr] 304 | |                     "{:04} {:04} OP_GET_LOCAL {}\n",
[INFO] [stderr] 305 | |                     line,
[INFO] [stderr] 306 | |                     offset,
[INFO] [stderr] 307 | |                     chunk.code[offset + 1]
[INFO] [stderr] 308 | |                 ))
[INFO] [stderr]     | |__________________^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 303 |                 format!(
[INFO] [stderr] 304 |                     "{:04} {:04} OP_GET_LOCAL {}\n",
[INFO] [stderr] 305 |                     line,
[INFO] [stderr] 306 |                     offset,
[INFO] [stderr] 307 |                     chunk.code[offset + 1]
[INFO] [stderr] 308 |                 )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> /opt/rustwide/workdir/bytecode/src/lib.rs:311:17
[INFO] [stderr]     |
[INFO] [stderr] 311 | /                 (format!(
[INFO] [stderr] 312 | |                     "{:04} {:04} OP_SET_LOCAL {}\n",
[INFO] [stderr] 313 | |                     line,
[INFO] [stderr] 314 | |                     offset,
[INFO] [stderr] 315 | |                     chunk.code[offset + 1]
[INFO] [stderr] 316 | |                 ))
[INFO] [stderr]     | |__________________^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 311 |                 format!(
[INFO] [stderr] 312 |                     "{:04} {:04} OP_SET_LOCAL {}\n",
[INFO] [stderr] 313 |                     line,
[INFO] [stderr] 314 |                     offset,
[INFO] [stderr] 315 |                     chunk.code[offset + 1]
[INFO] [stderr] 316 |                 )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> /opt/rustwide/workdir/bytecode/src/lib.rs:324:25
[INFO] [stderr]     |
[INFO] [stderr] 324 | /                         (format!(
[INFO] [stderr] 325 | |                             "{:04} OP_CONSTANT -- index {} which is missing\n",
[INFO] [stderr] 326 | |                             offset, value_index
[INFO] [stderr] 327 | |                         ))
[INFO] [stderr]     | |__________________________^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 324 |                         format!(
[INFO] [stderr] 325 |                             "{:04} OP_CONSTANT -- index {} which is missing\n",
[INFO] [stderr] 326 |                             offset, value_index
[INFO] [stderr] 327 |                         )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> /opt/rustwide/workdir/bytecode/src/lib.rs:337:25
[INFO] [stderr]     |
[INFO] [stderr] 337 | /                         (format!(
[INFO] [stderr] 338 | |                             "{:04} OP_CONSTANT_LONG -- index {} which is missing\n",
[INFO] [stderr] 339 | |                             offset, value_index
[INFO] [stderr] 340 | |                         ))
[INFO] [stderr]     | |__________________________^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 337 |                         format!(
[INFO] [stderr] 338 |                             "{:04} OP_CONSTANT_LONG -- index {} which is missing\n",
[INFO] [stderr] 339 |                             offset, value_index
[INFO] [stderr] 340 |                         )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> /opt/rustwide/workdir/bytecode/src/lib.rs:381:9
[INFO] [stderr]     |
[INFO] [stderr] 381 |         (string_out)
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests compiler
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests vm
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "26fd4a60c3ad8094a8e74fc0a62a8746e24002780b3535088933349c5d45239a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26fd4a60c3ad8094a8e74fc0a62a8746e24002780b3535088933349c5d45239a", kill_on_drop: false }`
[INFO] [stdout] 26fd4a60c3ad8094a8e74fc0a62a8746e24002780b3535088933349c5d45239a