[INFO] cloning repository https://github.com/iasoon/het [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iasoon/het" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiasoon%2Fhet", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiasoon%2Fhet'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7d2ff0ac751b08f089605216e26ba5acfac291ae [INFO] building iasoon/het against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiasoon%2Fhet" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/iasoon/het on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/iasoon/het [INFO] finished tweaking git repo https://github.com/iasoon/het [INFO] tweaked toml for git repo https://github.com/iasoon/het written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/iasoon/het 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0e530e03fb182601de0f8c40f7976b327e40f6002fec649b961060946b032467 [INFO] running `Command { std: "docker" "start" "-a" "0e530e03fb182601de0f8c40f7976b327e40f6002fec649b961060946b032467", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0e530e03fb182601de0f8c40f7976b327e40f6002fec649b961060946b032467", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e530e03fb182601de0f8c40f7976b327e40f6002fec649b961060946b032467", kill_on_drop: false }` [INFO] [stdout] 0e530e03fb182601de0f8c40f7976b327e40f6002fec649b961060946b032467 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c0c210055a2cd8553a3c52ca9645beec879f9442522f5d71a71100b03f47b3e6 [INFO] running `Command { std: "docker" "start" "-a" "c0c210055a2cd8553a3c52ca9645beec879f9442522f5d71a71100b03f47b3e6", kill_on_drop: false }` [INFO] [stderr] Compiling de-het-taal v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/types.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lexer.rs:72:33 [INFO] [stdout] | [INFO] [stdout] 72 | fn read_while
(&mut self, mut pred: P) -> String
[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: unused variable: `arg_type`
[INFO] [stdout] --> src/types.rs:129:21
[INFO] [stdout] |
[INFO] [stdout] 129 | let arg_type = match &arg.type_name {
[INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arg_type`
[INFO] [stdout] |
[INFO] [stdout] = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout] --> src/lexer.rs:3:16
[INFO] [stdout] |
[INFO] [stdout] 3 | Whitespace(String),
[INFO] [stdout] | ---------- ^^^^^^
[INFO] [stdout] | |
[INFO] [stdout] | field in this variant
[INFO] [stdout] |
[INFO] [stdout] = note: `Token` 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] 3 | Whitespace(()),
[INFO] [stdout] | ~~
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: methods `pos` and `read_while` are never used
[INFO] [stdout] --> src/lexer.rs:54:8
[INFO] [stdout] |
[INFO] [stdout] 41 | impl<'a> Lexer<'a> {
[INFO] [stdout] | ------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 54 | fn pos(&self) -> Option (&mut self, mut pred: P) -> String
[INFO] [stdout] | ^^^^^^^^^^
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout] --> src/ast.rs:4:12
[INFO] [stdout] |
[INFO] [stdout] 4 | Number(f64),
[INFO] [stdout] | ------ ^^^
[INFO] [stdout] | |
[INFO] [stdout] | field in this variant
[INFO] [stdout] |
[INFO] [stdout] = note: `Expr` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[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] 4 | Number(()),
[INFO] [stdout] | ~~
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: variants `PrimitiveFn`, `Number`, and `Lambda` are never constructed
[INFO] [stdout] --> src/evaluator.rs:8:5
[INFO] [stdout] |
[INFO] [stdout] 7 | pub enum Value {
[INFO] [stdout] | ----- variants in this enum
[INFO] [stdout] 8 | PrimitiveFn(&'static dyn Fn(&[Value]) -> Result (&mut self, mut pred: P) -> String
[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: unused variable: `arg_type`
[INFO] [stdout] --> src/types.rs:129:21
[INFO] [stdout] |
[INFO] [stdout] 129 | let arg_type = match &arg.type_name {
[INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arg_type`
[INFO] [stdout] |
[INFO] [stdout] = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout] --> src/lexer.rs:3:16
[INFO] [stdout] |
[INFO] [stdout] 3 | Whitespace(String),
[INFO] [stdout] | ---------- ^^^^^^
[INFO] [stdout] | |
[INFO] [stdout] | field in this variant
[INFO] [stdout] |
[INFO] [stdout] = note: `Token` 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] 3 | Whitespace(()),
[INFO] [stdout] | ~~
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: methods `pos` and `read_while` are never used
[INFO] [stdout] --> src/lexer.rs:54:8
[INFO] [stdout] |
[INFO] [stdout] 41 | impl<'a> Lexer<'a> {
[INFO] [stdout] | ------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 54 | fn pos(&self) -> Option (&mut self, mut pred: P) -> String
[INFO] [stdout] | ^^^^^^^^^^
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout] --> src/ast.rs:4:12
[INFO] [stdout] |
[INFO] [stdout] 4 | Number(f64),
[INFO] [stdout] | ------ ^^^
[INFO] [stdout] | |
[INFO] [stdout] | field in this variant
[INFO] [stdout] |
[INFO] [stdout] = note: `Expr` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[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] 4 | Number(()),
[INFO] [stdout] | ~~
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: variants `PrimitiveFn`, `Number`, and `Lambda` are never constructed
[INFO] [stdout] --> src/evaluator.rs:8:5
[INFO] [stdout] |
[INFO] [stdout] 7 | pub enum Value {
[INFO] [stdout] | ----- variants in this enum
[INFO] [stdout] 8 | PrimitiveFn(&'static dyn Fn(&[Value]) -> Result