[INFO] fetching crate wrecked 0.1.18...
[INFO] checking wrecked-0.1.18 against master#339e19697a39a78f4d669c217b7d21109215de41 for pr-81213
[INFO] extracting crate wrecked 0.1.18 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate wrecked 0.1.18 on toolchain 339e19697a39a78f4d669c217b7d21109215de41
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wrecked 0.1.18
[INFO] finished tweaking crates.io crate wrecked 0.1.18
[INFO] tweaked toml for crates.io crate wrecked 0.1.18 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54d0821df63f826c2ec98bde43850e996034f8a032816c7e36a97953deec425f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "54d0821df63f826c2ec98bde43850e996034f8a032816c7e36a97953deec425f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54d0821df63f826c2ec98bde43850e996034f8a032816c7e36a97953deec425f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54d0821df63f826c2ec98bde43850e996034f8a032816c7e36a97953deec425f", kill_on_drop: false }`
[INFO] [stdout] 54d0821df63f826c2ec98bde43850e996034f8a032816c7e36a97953deec425f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 05cb2568caa9e36017dc3135f2c04e915f05552f58fbb64be9de4232222dc2e6
[INFO] running `Command { std: "docker" "start" "-a" "05cb2568caa9e36017dc3135f2c04e915f05552f58fbb64be9de4232222dc2e6", kill_on_drop: false }`
[INFO] [stderr]     Checking termios v0.3.3
[INFO] [stderr]     Checking wrecked v0.1.18 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `is_plain`
[INFO] [stdout]    --> src/lib.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn is_plain(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_plain`
[INFO] [stdout]     --> src/lib.rs:2625:12
[INFO] [stdout]      |
[INFO] [stdout] 2625 |     pub fn is_plain(&self) -> bool {
[INFO] [stdout]      |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_bold`
[INFO] [stdout]     --> src/lib.rs:2629:12
[INFO] [stdout]      |
[INFO] [stdout] 2629 |     pub fn is_bold(&self) -> bool {
[INFO] [stdout]      |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_underlined`
[INFO] [stdout]     --> src/lib.rs:2633:12
[INFO] [stdout]      |
[INFO] [stdout] 2633 |     pub fn is_underlined(&self) -> bool {
[INFO] [stdout]      |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_inverted`
[INFO] [stdout]     --> src/lib.rs:2637:12
[INFO] [stdout]      |
[INFO] [stdout] 2637 |     pub fn is_inverted(&self) -> bool {
[INFO] [stdout]      |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_italicized`
[INFO] [stdout]     --> src/lib.rs:2641:12
[INFO] [stdout]      |
[INFO] [stdout] 2641 |     pub fn is_italicized(&self) -> bool {
[INFO] [stdout]      |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_striken`
[INFO] [stdout]     --> src/lib.rs:2645:12
[INFO] [stdout]      |
[INFO] [stdout] 2645 |     pub fn is_striken(&self) -> bool {
[INFO] [stdout]      |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_blinking`
[INFO] [stdout]     --> src/lib.rs:2649:12
[INFO] [stdout]      |
[INFO] [stdout] 2649 |     pub fn is_blinking(&self) -> bool {
[INFO] [stdout]      |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `has_child`
[INFO] [stdout]     --> src/lib.rs:2653:12
[INFO] [stdout]      |
[INFO] [stdout] 2653 |     pub fn has_child(&self, child_id: usize) -> bool {
[INFO] [stdout]      |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/tests.rs:705:5
[INFO] [stdout]     |
[INFO] [stdout] 705 |     rectmanager.set_bg_color(rect_id, RectColor::BLUE);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "05cb2568caa9e36017dc3135f2c04e915f05552f58fbb64be9de4232222dc2e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05cb2568caa9e36017dc3135f2c04e915f05552f58fbb64be9de4232222dc2e6", kill_on_drop: false }`
[INFO] [stdout] 05cb2568caa9e36017dc3135f2c04e915f05552f58fbb64be9de4232222dc2e6