[INFO] cloning repository https://github.com/altaurog/rust-traits [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/altaurog/rust-traits" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faltaurog%2Frust-traits", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faltaurog%2Frust-traits'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9e0f8e9c8c8db9614c0b4b71a2a2db15c297d845 [INFO] checking altaurog/rust-traits/9e0f8e9c8c8db9614c0b4b71a2a2db15c297d845 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faltaurog%2Frust-traits" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/altaurog/rust-traits on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/altaurog/rust-traits [INFO] finished tweaking git repo https://github.com/altaurog/rust-traits [INFO] tweaked toml for git repo https://github.com/altaurog/rust-traits written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/altaurog/rust-traits 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b95dc078cc0ae0322090a1a7c38b385231b679a40b73b603cdc648dacd77b0f7 [INFO] running `Command { std: "docker" "start" "-a" "b95dc078cc0ae0322090a1a7c38b385231b679a40b73b603cdc648dacd77b0f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b95dc078cc0ae0322090a1a7c38b385231b679a40b73b603cdc648dacd77b0f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b95dc078cc0ae0322090a1a7c38b385231b679a40b73b603cdc648dacd77b0f7", kill_on_drop: false }` [INFO] [stdout] b95dc078cc0ae0322090a1a7c38b385231b679a40b73b603cdc648dacd77b0f7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cb98e75f7a55225e2e934e29a2f7e10e172300440573a1b0f8b8de38153d34d7 [INFO] running `Command { std: "docker" "start" "-a" "cb98e75f7a55225e2e934e29a2f7e10e172300440573a1b0f8b8de38153d34d7", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling peg-runtime v0.7.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling peg-macros v0.7.0 [INFO] [stderr] Checking peg v0.7.0 [INFO] [stderr] Checking typeclasses v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::rc::Rc` [INFO] [stdout] --> src/parse.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::rc::Rc` [INFO] [stdout] --> src/parse.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `eval` is never used [INFO] [stdout] --> src/eval.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn eval(expr: &ExprT) -> i32 { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `eval_str` is never used [INFO] [stdout] --> src/parse.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn eval_str(input: String) -> Option { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_exp` is never used [INFO] [stdout] --> src/parse.rs:18:8 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn parse_exp(input: String) -> Option { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `exprt_to_expr` is never used [INFO] [stdout] --> src/parse.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn exprt_to_expr(exprt: &ExprT) -> T { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `IVal`, `BVal`, and `Void` are never constructed [INFO] [stdout] --> src/stackvm.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum StackVal { [INFO] [stdout] | -------- variants in this enum [INFO] [stdout] 5 | IVal(i32), [INFO] [stdout] | ^^^^ [INFO] [stdout] 6 | BVal(bool), [INFO] [stdout] | ^^^^ [INFO] [stdout] 7 | Void, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `StackVal` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Stack` is never used [INFO] [stdout] --> src/stackvm.rs:20:10 [INFO] [stdout] | [INFO] [stdout] 20 | pub type Stack = VecDeque; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `stackvm` is never used [INFO] [stdout] --> src/stackvm.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn stackvm<'a>(program: Program) -> Result { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `err_type` is never used [INFO] [stdout] --> src/stackvm.rs:27:4 [INFO] [stdout] | [INFO] [stdout] 27 | fn err_type<'a, T>(op: &str) -> Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `err_underflow` is never used [INFO] [stdout] --> src/stackvm.rs:31:4 [INFO] [stdout] | [INFO] [stdout] 31 | fn err_underflow<'a, T>(op: &str) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `execute` is never used [INFO] [stdout] --> src/stackvm.rs:35:4 [INFO] [stdout] | [INFO] [stdout] 35 | fn execute<'a>(stack: Stack, program: Program) -> Result { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `compile` is never used [INFO] [stdout] --> src/program.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn compile(expr: String) -> Option { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `var` is never used [INFO] [stdout] --> src/hasvars.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 19 | pub trait HasVars { [INFO] [stdout] | ------- associated function in this trait [INFO] [stdout] 20 | fn var(sym: String) -> Self; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `with_vars` is never used [INFO] [stdout] --> src/hasvars.rs:107:4 [INFO] [stdout] | [INFO] [stdout] 107 | fn with_vars(vals: Vec<(&str, i32)>, expr: SymbolMapExpr) -> Option [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.78s [INFO] running `Command { std: "docker" "inspect" "cb98e75f7a55225e2e934e29a2f7e10e172300440573a1b0f8b8de38153d34d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb98e75f7a55225e2e934e29a2f7e10e172300440573a1b0f8b8de38153d34d7", kill_on_drop: false }` [INFO] [stdout] cb98e75f7a55225e2e934e29a2f7e10e172300440573a1b0f8b8de38153d34d7