[INFO] fetching crate mimium-cli 3.1.2...
[INFO] checking mimium-cli-3.1.2 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] extracting crate mimium-cli 3.1.2 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate mimium-cli 3.1.2
[INFO] finished tweaking crates.io crate mimium-cli 3.1.2
[INFO] tweaked toml for crates.io crate mimium-cli 3.1.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mimium-cli 3.1.2 on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mimium-cli 3.1.2 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 157fa7efe7c5af112df6bba48e2c20639a6d0e232d83b70b793ff009e738456e
[INFO] running `Command { std: "docker" "start" "-a" "157fa7efe7c5af112df6bba48e2c20639a6d0e232d83b70b793ff009e738456e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "157fa7efe7c5af112df6bba48e2c20639a6d0e232d83b70b793ff009e738456e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "157fa7efe7c5af112df6bba48e2c20639a6d0e232d83b70b793ff009e738456e", kill_on_drop: false }`
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[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" "-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee89d13d814d9ffcad6fad6301d18d1a04100424e2c78f1df7c779fa2ac04c98
[INFO] running `Command { std: "docker" "start" "-a" "ee89d13d814d9ffcad6fad6301d18d1a04100424e2c78f1df7c779fa2ac04c98", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `ToSymbol`
[INFO] [stdout]  --> src/async_compiler.rs:5:41
[INFO] [stdout]   |
[INFO] [stdout] 5 | use mimium_lang::interner::{ExprNodeId, ToSymbol};
[INFO] [stdout]   |                                         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ToSymbol`
[INFO] [stdout]  --> src/async_compiler.rs:5:41
[INFO] [stdout]   |
[INFO] [stdout] 5 | use mimium_lang::interner::{ExprNodeId, ToSymbol};
[INFO] [stdout]   |                                         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DynSystemPlugin`, `ExtFunTypeInfo`, `Plugin`, and `self`
[INFO] [stdout]  --> src/async_compiler.rs:7:27
[INFO] [stdout]   |
[INFO] [stdout] 7 | use mimium_lang::plugin::{self, DynSystemPlugin, ExtFunTypeInfo, MacroFunction, Plugin};
[INFO] [stdout]   |                           ^^^^  ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DynSystemPlugin`, `ExtFunTypeInfo`, `Plugin`, and `self`
[INFO] [stdout]  --> src/async_compiler.rs:7:27
[INFO] [stdout]   |
[INFO] [stdout] 7 | use mimium_lang::plugin::{self, DynSystemPlugin, ExtFunTypeInfo, MacroFunction, Plugin};
[INFO] [stdout]   |                           ^^^^  ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `watcher` is never read
[INFO] [stdout]    --> src/lib.rs:213:9
[INFO] [stdout]     |
[INFO] [stdout] 211 | struct FileWatcher {
[INFO] [stdout]     |        ----------- field in this struct
[INFO] [stdout] 212 |     pub rx: mpsc::Receiver<notify::Result<Event>>,
[INFO] [stdout] 213 |     pub watcher: notify::RecommendedWatcher,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/async_compiler.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     Ast(ExprNodeId),
[INFO] [stdout]    |     --- ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[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] 29 -     Ast(ExprNodeId),
[INFO] [stdout] 29 +     Ast(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Mir` is never constructed
[INFO] [stdout]   --> src/async_compiler.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub enum Response {
[INFO] [stdout]    |          -------- variant in this enum
[INFO] [stdout] 29 |     Ast(ExprNodeId),
[INFO] [stdout] 30 |     Mir(Mir),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MacroInfo` is never constructed
[INFO] [stdout]   --> src/async_compiler.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct MacroInfo(Box<dyn MacroFunction>);
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `watcher` is never read
[INFO] [stdout]    --> src/lib.rs:213:9
[INFO] [stdout]     |
[INFO] [stdout] 211 | struct FileWatcher {
[INFO] [stdout]     |        ----------- field in this struct
[INFO] [stdout] 212 |     pub rx: mpsc::Receiver<notify::Result<Event>>,
[INFO] [stdout] 213 |     pub watcher: notify::RecommendedWatcher,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/async_compiler.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     Ast(ExprNodeId),
[INFO] [stdout]    |     --- ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[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] 29 -     Ast(ExprNodeId),
[INFO] [stdout] 29 +     Ast(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Mir` is never constructed
[INFO] [stdout]   --> src/async_compiler.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub enum Response {
[INFO] [stdout]    |          -------- variant in this enum
[INFO] [stdout] 29 |     Ast(ExprNodeId),
[INFO] [stdout] 30 |     Mir(Mir),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MacroInfo` is never constructed
[INFO] [stdout]   --> src/async_compiler.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct MacroInfo(Box<dyn MacroFunction>);
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.36s
[INFO] running `Command { std: "docker" "inspect" "ee89d13d814d9ffcad6fad6301d18d1a04100424e2c78f1df7c779fa2ac04c98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee89d13d814d9ffcad6fad6301d18d1a04100424e2c78f1df7c779fa2ac04c98", kill_on_drop: false }`
[INFO] [stdout] ee89d13d814d9ffcad6fad6301d18d1a04100424e2c78f1df7c779fa2ac04c98