[INFO] fetching crate rust-closures-examples 0.1.0... [INFO] building rust-closures-examples-0.1.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2 [INFO] extracting crate rust-closures-examples 0.1.0 into /workspace/builds/worker-6-tc1/source [INFO] started tweaking crates.io crate rust-closures-examples 0.1.0 [INFO] finished tweaking crates.io crate rust-closures-examples 0.1.0 [INFO] tweaked toml for crates.io crate rust-closures-examples 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate rust-closures-examples 0.1.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate rust-closures-examples 0.1.0 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] abcbe765789b2c13a5107f950a5c9e9c67b38082329b99b191a21523766117c2 [INFO] running `Command { std: "docker" "start" "-a" "abcbe765789b2c13a5107f950a5c9e9c67b38082329b99b191a21523766117c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "abcbe765789b2c13a5107f950a5c9e9c67b38082329b99b191a21523766117c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "abcbe765789b2c13a5107f950a5c9e9c67b38082329b99b191a21523766117c2", kill_on_drop: false }` [INFO] [stdout] abcbe765789b2c13a5107f950a5c9e9c67b38082329b99b191a21523766117c2 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dc0610fd62c8026e6eda6c0363aa1dfa40dbc3fe36261ea0ca5fff3bb8187ff4 [INFO] running `Command { std: "docker" "start" "-a" "dc0610fd62c8026e6eda6c0363aa1dfa40dbc3fe36261ea0ca5fff3bb8187ff4", kill_on_drop: false }` [INFO] [stderr] Compiling rust-closures-examples v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `c1` [INFO] [stdout] --> src/lib.rs:26:16 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn mix(c1: PrimaryColor, c2: SecondryColor) -> SecondryColor { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_c1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `ShirtColor` is never used [INFO] [stdout] --> src/main.rs:6:6 [INFO] [stdout] | [INFO] [stdout] 6 | enum ShirtColor { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Inventory` is never constructed [INFO] [stdout] --> src/main.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | struct Inventory { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `giveaway` and `most_stocked` are never used [INFO] [stdout] --> src/main.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 15 | impl Inventory { [INFO] [stdout] | -------------- methods in this implementation [INFO] [stdout] 16 | fn giveaway(&self, user_preference: Option) -> ShirtColor { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 20 | fn most_stocked(&self) -> ShirtColor { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Option` is never used [INFO] [stdout] --> src/main.rs:130:6 [INFO] [stdout] | [INFO] [stdout] 130 | enum Option { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `unwrap_or_else` is never used [INFO] [stdout] --> src/main.rs:136:8 [INFO] [stdout] | [INFO] [stdout] 135 | impl Option { [INFO] [stdout] | ----------------- method in this implementation [INFO] [stdout] 136 | fn unwrap_or_else(self, f: F) -> T [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `height` is never read [INFO] [stdout] --> src/main.rs:150:5 [INFO] [stdout] | [INFO] [stdout] 148 | struct Rectangle { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 149 | width: u32, [INFO] [stdout] 150 | height: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Rectangle` 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 0.87s [INFO] running `Command { std: "docker" "inspect" "dc0610fd62c8026e6eda6c0363aa1dfa40dbc3fe36261ea0ca5fff3bb8187ff4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc0610fd62c8026e6eda6c0363aa1dfa40dbc3fe36261ea0ca5fff3bb8187ff4", kill_on_drop: false }` [INFO] [stdout] dc0610fd62c8026e6eda6c0363aa1dfa40dbc3fe36261ea0ca5fff3bb8187ff4 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8906a1f9f11d4f2dbaf6160e6e8f32c3b9761020f890e4eb0e3cf88e6922f88e [INFO] running `Command { std: "docker" "start" "-a" "8906a1f9f11d4f2dbaf6160e6e8f32c3b9761020f890e4eb0e3cf88e6922f88e", kill_on_drop: false }` [INFO] [stdout] warning: unused variable: `c1` [INFO] [stdout] --> src/lib.rs:26:16 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn mix(c1: PrimaryColor, c2: SecondryColor) -> SecondryColor { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_c1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rust-closures-examples v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `c1` [INFO] [stdout] --> src/lib.rs:26:16 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn mix(c1: PrimaryColor, c2: SecondryColor) -> SecondryColor { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_c1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `ShirtColor` is never used [INFO] [stdout] --> src/main.rs:6:6 [INFO] [stdout] | [INFO] [stdout] 6 | enum ShirtColor { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Inventory` is never constructed [INFO] [stdout] --> src/main.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | struct Inventory { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `giveaway` and `most_stocked` are never used [INFO] [stdout] --> src/main.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 15 | impl Inventory { [INFO] [stdout] | -------------- methods in this implementation [INFO] [stdout] 16 | fn giveaway(&self, user_preference: Option) -> ShirtColor { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 20 | fn most_stocked(&self) -> ShirtColor { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Option` is never used [INFO] [stdout] --> src/main.rs:130:6 [INFO] [stdout] | [INFO] [stdout] 130 | enum Option { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `unwrap_or_else` is never used [INFO] [stdout] --> src/main.rs:136:8 [INFO] [stdout] | [INFO] [stdout] 135 | impl Option { [INFO] [stdout] | ----------------- method in this implementation [INFO] [stdout] 136 | fn unwrap_or_else(self, f: F) -> T [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `height` is never read [INFO] [stdout] --> src/main.rs:150:5 [INFO] [stdout] | [INFO] [stdout] 148 | struct Rectangle { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 149 | width: u32, [INFO] [stdout] 150 | height: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Rectangle` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.72s [INFO] running `Command { std: "docker" "inspect" "8906a1f9f11d4f2dbaf6160e6e8f32c3b9761020f890e4eb0e3cf88e6922f88e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8906a1f9f11d4f2dbaf6160e6e8f32c3b9761020f890e4eb0e3cf88e6922f88e", kill_on_drop: false }` [INFO] [stdout] 8906a1f9f11d4f2dbaf6160e6e8f32c3b9761020f890e4eb0e3cf88e6922f88e