[INFO] fetching crate gamepad 0.1.6...
[INFO] checking gamepad-0.1.6 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate gamepad 0.1.6 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate gamepad 0.1.6 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gamepad 0.1.6
[INFO] finished tweaking crates.io crate gamepad 0.1.6
[INFO] tweaked toml for crates.io crate gamepad 0.1.6 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate gamepad 0.1.6 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.86
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.86
[INFO] [stderr]   Downloaded gilrs v0.8.2
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.86
[INFO] [stderr]   Downloaded log v0.4.18
[INFO] [stderr]   Downloaded core-foundation-sys v0.6.2
[INFO] [stderr]   Downloaded io-kit-sys v0.1.0
[INFO] [stderr]   Downloaded itoa v1.0.6
[INFO] [stderr]   Downloaded core-foundation v0.6.4
[INFO] [stderr]   Downloaded syn v2.0.18
[INFO] [stderr]   Downloaded serde_derive v1.0.163
[INFO] [stderr]   Downloaded ryu v1.0.13
[INFO] [stderr]   Downloaded serde v1.0.163
[INFO] [stderr]   Downloaded serde_json v1.0.96
[INFO] [stderr]   Downloaded proc-macro2 v1.0.59
[INFO] [stderr]   Downloaded unicode-ident v1.0.9
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.86
[INFO] [stderr]   Downloaded once_cell v1.17.2
[INFO] [stderr]   Downloaded quote v1.0.28
[INFO] [stderr]   Downloaded mach v0.2.3
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.86
[INFO] [stderr]   Downloaded gilrs-core v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e081fd92e717973d454835c5c2fb284dae224e1453a63b17c00f3f2f85409cf
[INFO] running `Command { std: "docker" "start" "-a" "2e081fd92e717973d454835c5c2fb284dae224e1453a63b17c00f3f2f85409cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e081fd92e717973d454835c5c2fb284dae224e1453a63b17c00f3f2f85409cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e081fd92e717973d454835c5c2fb284dae224e1453a63b17c00f3f2f85409cf", kill_on_drop: false }`
[INFO] [stdout] 2e081fd92e717973d454835c5c2fb284dae224e1453a63b17c00f3f2f85409cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2b3b8ac1a12e8c71eb2abfe5ddd5b8a59c65847020e27c95bafd4f51ef2faab
[INFO] running `Command { std: "docker" "start" "-a" "f2b3b8ac1a12e8c71eb2abfe5ddd5b8a59c65847020e27c95bafd4f51ef2faab", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking nix v0.23.2
[INFO] [stderr]     Checking gilrs-core v0.3.2
[INFO] [stderr]     Checking gilrs v0.8.2
[INFO] [stderr]     Checking gamepad v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `poll_events` is never used
[INFO] [stdout]   --> src/backends.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub(crate) trait GamepadEngineBackend {
[INFO] [stdout]    |                  -------------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 16 |     fn poll_events(&mut self) -> Vec<GamepadEvent> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `poll_events` is never used
[INFO] [stdout]   --> src/backends.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub(crate) trait GamepadEngineBackend {
[INFO] [stdout]    |                  -------------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 16 |     fn poll_events(&mut self) -> Vec<GamepadEvent> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.91s
[INFO] running `Command { std: "docker" "inspect" "f2b3b8ac1a12e8c71eb2abfe5ddd5b8a59c65847020e27c95bafd4f51ef2faab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2b3b8ac1a12e8c71eb2abfe5ddd5b8a59c65847020e27c95bafd4f51ef2faab", kill_on_drop: false }`
[INFO] [stdout] f2b3b8ac1a12e8c71eb2abfe5ddd5b8a59c65847020e27c95bafd4f51ef2faab
[INFO] checking gamepad-0.1.6 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate gamepad 0.1.6 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate gamepad 0.1.6 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gamepad 0.1.6
[INFO] finished tweaking crates.io crate gamepad 0.1.6
[INFO] tweaked toml for crates.io crate gamepad 0.1.6 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate gamepad 0.1.6 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0adaec85a0166cf11e1edf71d2593a0464e5035ca2aac9a0b52e51921b4501e8
[INFO] running `Command { std: "docker" "start" "-a" "0adaec85a0166cf11e1edf71d2593a0464e5035ca2aac9a0b52e51921b4501e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0adaec85a0166cf11e1edf71d2593a0464e5035ca2aac9a0b52e51921b4501e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0adaec85a0166cf11e1edf71d2593a0464e5035ca2aac9a0b52e51921b4501e8", kill_on_drop: false }`
[INFO] [stdout] 0adaec85a0166cf11e1edf71d2593a0464e5035ca2aac9a0b52e51921b4501e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf6c0a3966611c6129273995496023358fb7e786f3437040a1c86a4ee90d3f62
[INFO] running `Command { std: "docker" "start" "-a" "cf6c0a3966611c6129273995496023358fb7e786f3437040a1c86a4ee90d3f62", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking nix v0.23.2
[INFO] [stderr]     Checking gilrs-core v0.3.2
[INFO] [stderr]     Checking gilrs v0.8.2
[INFO] [stderr]     Checking gamepad v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `poll_events` is never used
[INFO] [stdout]   --> src/backends.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub(crate) trait GamepadEngineBackend {
[INFO] [stdout]    |                  -------------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 16 |     fn poll_events(&mut self) -> Vec<GamepadEvent> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `poll_events` is never used
[INFO] [stdout]   --> src/backends.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub(crate) trait GamepadEngineBackend {
[INFO] [stdout]    |                  -------------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 16 |     fn poll_events(&mut self) -> Vec<GamepadEvent> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning 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 4.74s
[INFO] running `Command { std: "docker" "inspect" "cf6c0a3966611c6129273995496023358fb7e786f3437040a1c86a4ee90d3f62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf6c0a3966611c6129273995496023358fb7e786f3437040a1c86a4ee90d3f62", kill_on_drop: false }`
[INFO] [stdout] cf6c0a3966611c6129273995496023358fb7e786f3437040a1c86a4ee90d3f62