[INFO] cloning repository https://github.com/Moonix1/Crust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Moonix1/Crust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoonix1%2FCrust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoonix1%2FCrust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 665069685f66580665f384d3402a20118f133074 [INFO] checking Moonix1/Crust against try#6619027b13a87a3597115f2c8231f107bf3a7a5f for pr-139624 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoonix1%2FCrust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Moonix1/Crust on toolchain 6619027b13a87a3597115f2c8231f107bf3a7a5f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6619027b13a87a3597115f2c8231f107bf3a7a5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Moonix1/Crust [INFO] finished tweaking git repo https://github.com/Moonix1/Crust [INFO] tweaked toml for git repo https://github.com/Moonix1/Crust written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Moonix1/Crust 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" "+6619027b13a87a3597115f2c8231f107bf3a7a5f" "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] checking Moonix1/Crust against try#6619027b13a87a3597115f2c8231f107bf3a7a5f for pr-139624 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoonix1%2FCrust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Moonix1/Crust on toolchain 6619027b13a87a3597115f2c8231f107bf3a7a5f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6619027b13a87a3597115f2c8231f107bf3a7a5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Moonix1/Crust [INFO] finished tweaking git repo https://github.com/Moonix1/Crust [INFO] tweaked toml for git repo https://github.com/Moonix1/Crust written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Moonix1/Crust 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" "+6619027b13a87a3597115f2c8231f107bf3a7a5f" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+6619027b13a87a3597115f2c8231f107bf3a7a5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 62cb0020adc3c847cda8a05e97fb835f45ac5765764598ba5adbdc71efe16f08 [INFO] running `Command { std: "docker" "start" "-a" "62cb0020adc3c847cda8a05e97fb835f45ac5765764598ba5adbdc71efe16f08", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "62cb0020adc3c847cda8a05e97fb835f45ac5765764598ba5adbdc71efe16f08", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "62cb0020adc3c847cda8a05e97fb835f45ac5765764598ba5adbdc71efe16f08", kill_on_drop: false }` [INFO] [stdout] 62cb0020adc3c847cda8a05e97fb835f45ac5765764598ba5adbdc71efe16f08 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+6619027b13a87a3597115f2c8231f107bf3a7a5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 36efdb5907174dc0488a6cc41bc7da97ab077fec4d3c56682166f80e20a8d3d7 [INFO] running `Command { std: "docker" "start" "-a" "36efdb5907174dc0488a6cc41bc7da97ab077fec4d3c56682166f80e20a8d3d7", kill_on_drop: false }` [INFO] [stderr] Checking crust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser.rs:90:7 [INFO] [stdout] | [INFO] [stdout] 90 | let mut tok = self.lexer.next_token(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:23:6 [INFO] [stdout] | [INFO] [stdout] 23 | let mut lexer = Lexer::init(contents); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/parser.rs:5:6 [INFO] [stdout] | [INFO] [stdout] 5 | Int(i32), [INFO] [stdout] | --- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `NumType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 5 - Int(i32), [INFO] [stdout] 5 + Int(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `val` is never read [INFO] [stdout] --> src/parser.rs:16:11 [INFO] [stdout] | [INFO] [stdout] 16 | Number { val: NumType }, [INFO] [stdout] | ------ ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name` and `var_type` are never read [INFO] [stdout] --> src/parser.rs:19:3 [INFO] [stdout] | [INFO] [stdout] 18 | VarRef { [INFO] [stdout] | ------ fields in this variant [INFO] [stdout] 19 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 20 | var_type: Type, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `r_expr` is never read [INFO] [stdout] --> src/parser.rs:28:3 [INFO] [stdout] | [INFO] [stdout] 27 | Return { [INFO] [stdout] | ------ field in this variant [INFO] [stdout] 28 | r_expr: Box, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Call` is never constructed [INFO] [stdout] --> src/parser.rs:22:2 [INFO] [stdout] | [INFO] [stdout] 15 | pub enum Expr { [INFO] [stdout] | ---- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 22 | Call { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name`, `param`, `ret_type`, and `body` are never read [INFO] [stdout] --> src/parser.rs:34:6 [INFO] [stdout] | [INFO] [stdout] 33 | pub struct FunctionExpr { [INFO] [stdout] | ------------ fields in this struct [INFO] [stdout] 34 | pub name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 35 | pub param: Option>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 36 | pub ret_type: Type, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 37 | pub body: Option>, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FunctionExpr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser.rs:90:7 [INFO] [stdout] | [INFO] [stdout] 90 | let mut tok = self.lexer.next_token(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:23:6 [INFO] [stdout] | [INFO] [stdout] 23 | let mut lexer = Lexer::init(contents); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/parser.rs:5:6 [INFO] [stdout] | [INFO] [stdout] 5 | Int(i32), [INFO] [stdout] | --- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `NumType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 5 - Int(i32), [INFO] [stdout] 5 + Int(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `val` is never read [INFO] [stdout] --> src/parser.rs:16:11 [INFO] [stdout] | [INFO] [stdout] 16 | Number { val: NumType }, [INFO] [stdout] | ------ ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name` and `var_type` are never read [INFO] [stdout] --> src/parser.rs:19:3 [INFO] [stdout] | [INFO] [stdout] 18 | VarRef { [INFO] [stdout] | ------ fields in this variant [INFO] [stdout] 19 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 20 | var_type: Type, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `r_expr` is never read [INFO] [stdout] --> src/parser.rs:28:3 [INFO] [stdout] | [INFO] [stdout] 27 | Return { [INFO] [stdout] | ------ field in this variant [INFO] [stdout] 28 | r_expr: Box, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Call` is never constructed [INFO] [stdout] --> src/parser.rs:22:2 [INFO] [stdout] | [INFO] [stdout] 15 | pub enum Expr { [INFO] [stdout] | ---- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 22 | Call { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name`, `param`, `ret_type`, and `body` are never read [INFO] [stdout] --> src/parser.rs:34:6 [INFO] [stdout] | [INFO] [stdout] 33 | pub struct FunctionExpr { [INFO] [stdout] | ------------ fields in this struct [INFO] [stdout] 34 | pub name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 35 | pub param: Option>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 36 | pub ret_type: Type, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 37 | pub body: Option>, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FunctionExpr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] running `Command { std: "docker" "inspect" "36efdb5907174dc0488a6cc41bc7da97ab077fec4d3c56682166f80e20a8d3d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "36efdb5907174dc0488a6cc41bc7da97ab077fec4d3c56682166f80e20a8d3d7", kill_on_drop: false }` [INFO] [stdout] 36efdb5907174dc0488a6cc41bc7da97ab077fec4d3c56682166f80e20a8d3d7