[INFO] cloning repository https://github.com/xing-6464/brainfuck [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xing-6464/brainfuck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxing-6464%2Fbrainfuck", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxing-6464%2Fbrainfuck'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9af749ba04fe9c72c6d19592e39948f62b7d7abc [INFO] building xing-6464/brainfuck against try#9b5e8b16bd1c4acf4cf8e6880368314cf021a987+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxing-6464%2Fbrainfuck" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/xing-6464/brainfuck on toolchain 9b5e8b16bd1c4acf4cf8e6880368314cf021a987 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/xing-6464/brainfuck [INFO] finished tweaking git repo https://github.com/xing-6464/brainfuck [INFO] tweaked toml for git repo https://github.com/xing-6464/brainfuck written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/xing-6464/brainfuck already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] building xing-6464/brainfuck against try#9b5e8b16bd1c4acf4cf8e6880368314cf021a987+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxing-6464%2Fbrainfuck" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/xing-6464/brainfuck on toolchain 9b5e8b16bd1c4acf4cf8e6880368314cf021a987 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/xing-6464/brainfuck [INFO] finished tweaking git repo https://github.com/xing-6464/brainfuck [INFO] tweaked toml for git repo https://github.com/xing-6464/brainfuck written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/xing-6464/brainfuck already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3675b81cb2accf11264e8e5366f3cd726d6781769366e35870390171926563b7 [INFO] running `Command { std: "docker" "start" "-a" "3675b81cb2accf11264e8e5366f3cd726d6781769366e35870390171926563b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3675b81cb2accf11264e8e5366f3cd726d6781769366e35870390171926563b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3675b81cb2accf11264e8e5366f3cd726d6781769366e35870390171926563b7", kill_on_drop: false }` [INFO] [stdout] 3675b81cb2accf11264e8e5366f3cd726d6781769366e35870390171926563b7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 65e9fc628ebd479b1907d109cd4e8f19197fbcdf149dcaae8574e6965ead83f0 [INFO] running `Command { std: "docker" "start" "-a" "65e9fc628ebd479b1907d109cd4e8f19197fbcdf149dcaae8574e6965ead83f0", kill_on_drop: false }` [INFO] [stderr] Compiling brainfuck v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/main_ir.rs:34:46 [INFO] [stdout] | [INFO] [stdout] 34 | _ => instrs.push(IR::SHR((1))), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 34 - _ => instrs.push(IR::SHR((1))), [INFO] [stdout] 34 + _ => instrs.push(IR::SHR(1)), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/main_ir.rs:40:46 [INFO] [stdout] | [INFO] [stdout] 40 | _ => instrs.push(IR::SHL((1))), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 40 - _ => instrs.push(IR::SHL((1))), [INFO] [stdout] 40 + _ => instrs.push(IR::SHL(1)), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/main_ir.rs:47:46 [INFO] [stdout] | [INFO] [stdout] 47 | _ => instrs.push(IR::ADD((1))), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 47 - _ => instrs.push(IR::ADD((1))), [INFO] [stdout] 47 + _ => instrs.push(IR::ADD(1)), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/main_ir.rs:54:46 [INFO] [stdout] | [INFO] [stdout] 54 | _ => instrs.push(IR::SUB((1))), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 54 - _ => instrs.push(IR::SUB((1))), [INFO] [stdout] 54 + _ => instrs.push(IR::SUB(1)), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/main_ir.rs:59:41 [INFO] [stdout] | [INFO] [stdout] 59 | instrs.push(IR::JIZ((0))); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 59 - instrs.push(IR::JIZ((0))); [INFO] [stdout] 59 + instrs.push(IR::JIZ(0)); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/main_ir.rs:64:41 [INFO] [stdout] | [INFO] [stdout] 64 | instrs.push(IR::JNZ((j))); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 64 - instrs.push(IR::JNZ((j))); [INFO] [stdout] 64 + instrs.push(IR::JNZ(j)); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main_interpreter.rs:76:5 [INFO] [stdout] | [INFO] [stdout] 76 | interpreter.run(data); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 76 | let _ = interpreter.run(data); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `jtable` is never read [INFO] [stdout] --> src/opcode.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 38 | pub struct Code { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 39 | pub instrs: Vec, [INFO] [stdout] 40 | pub jtable: std::collections::HashMap, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.46s [INFO] running `Command { std: "docker" "inspect" "65e9fc628ebd479b1907d109cd4e8f19197fbcdf149dcaae8574e6965ead83f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "65e9fc628ebd479b1907d109cd4e8f19197fbcdf149dcaae8574e6965ead83f0", kill_on_drop: false }` [INFO] [stdout] 65e9fc628ebd479b1907d109cd4e8f19197fbcdf149dcaae8574e6965ead83f0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 07793e3ec72ea8c785259b90a60b2437d3d1072b6a3455cf6870fb2400085e86 [INFO] running `Command { std: "docker" "start" "-a" "07793e3ec72ea8c785259b90a60b2437d3d1072b6a3455cf6870fb2400085e86", kill_on_drop: false }` [INFO] [stderr] Compiling brainfuck v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/main_ir.rs:34:46 [INFO] [stdout] | [INFO] [stdout] 34 | _ => instrs.push(IR::SHR((1))), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 34 - _ => instrs.push(IR::SHR((1))), [INFO] [stdout] 34 + _ => instrs.push(IR::SHR(1)), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/main_ir.rs:40:46 [INFO] [stdout] | [INFO] [stdout] 40 | _ => instrs.push(IR::SHL((1))), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 40 - _ => instrs.push(IR::SHL((1))), [INFO] [stdout] 40 + _ => instrs.push(IR::SHL(1)), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/main_ir.rs:47:46 [INFO] [stdout] | [INFO] [stdout] 47 | _ => instrs.push(IR::ADD((1))), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 47 - _ => instrs.push(IR::ADD((1))), [INFO] [stdout] 47 + _ => instrs.push(IR::ADD(1)), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/main_ir.rs:54:46 [INFO] [stdout] | [INFO] [stdout] 54 | _ => instrs.push(IR::SUB((1))), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 54 - _ => instrs.push(IR::SUB((1))), [INFO] [stdout] 54 + _ => instrs.push(IR::SUB(1)), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/main_ir.rs:59:41 [INFO] [stdout] | [INFO] [stdout] 59 | instrs.push(IR::JIZ((0))); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 59 - instrs.push(IR::JIZ((0))); [INFO] [stdout] 59 + instrs.push(IR::JIZ(0)); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/main_ir.rs:64:41 [INFO] [stdout] | [INFO] [stdout] 64 | instrs.push(IR::JNZ((j))); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 64 - instrs.push(IR::JNZ((j))); [INFO] [stdout] 64 + instrs.push(IR::JNZ(j)); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `jtable` is never read [INFO] [stdout] --> src/opcode.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 38 | pub struct Code { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 39 | pub instrs: Vec, [INFO] [stdout] 40 | pub jtable: std::collections::HashMap, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main_interpreter.rs:76:5 [INFO] [stdout] | [INFO] [stdout] 76 | interpreter.run(data); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 76 | let _ = interpreter.run(data); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s [INFO] running `Command { std: "docker" "inspect" "07793e3ec72ea8c785259b90a60b2437d3d1072b6a3455cf6870fb2400085e86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "07793e3ec72ea8c785259b90a60b2437d3d1072b6a3455cf6870fb2400085e86", kill_on_drop: false }` [INFO] [stdout] 07793e3ec72ea8c785259b90a60b2437d3d1072b6a3455cf6870fb2400085e86