[INFO] fetching crate rpi-gpio 0.1.1... [INFO] testing rpi-gpio-0.1.1 against 1.90.0 for beta-1.91-3 [INFO] extracting crate rpi-gpio 0.1.1 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate rpi-gpio 0.1.1 [INFO] finished tweaking crates.io crate rpi-gpio 0.1.1 [INFO] tweaked toml for crates.io crate rpi-gpio 0.1.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate rpi-gpio 0.1.1 on toolchain 1.90.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 28 packages to latest compatible versions [INFO] [stderr] Adding nix v0.13.1 (available: v0.30.1) [INFO] [stderr] Adding structopt v0.2.18 (available: v0.3.26) [INFO] [stderr] Adding yansi v0.5.1 (available: v1.0.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded nix v0.13.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f714cb9e111f02e5898b12631b9adb29ff30c81604f31439a8b572b8ed7ae9b8 [INFO] running `Command { std: "docker" "start" "-a" "f714cb9e111f02e5898b12631b9adb29ff30c81604f31439a8b572b8ed7ae9b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f714cb9e111f02e5898b12631b9adb29ff30c81604f31439a8b572b8ed7ae9b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f714cb9e111f02e5898b12631b9adb29ff30c81604f31439a8b572b8ed7ae9b8", kill_on_drop: false }` [INFO] [stdout] f714cb9e111f02e5898b12631b9adb29ff30c81604f31439a8b572b8ed7ae9b8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b90d5c95933ae78ba42c2da96d8aeddcede85738af5a58c48a1e4f57e0407d77 [INFO] running `Command { std: "docker" "start" "-a" "b90d5c95933ae78ba42c2da96d8aeddcede85738af5a58c48a1e4f57e0407d77", kill_on_drop: false }` [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling nix v0.13.1 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Compiling structopt v0.2.18 [INFO] [stderr] Compiling rpi-gpio v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:59:3 [INFO] [stdout] | [INFO] [stdout] 59 | drop(nix::unistd::close(fd)); [INFO] [stdout] | ^^^^^----------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `Result<(), nix::Error>` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 59 - drop(nix::unistd::close(fd)); [INFO] [stdout] 59 + let _ = nix::unistd::close(fd); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:91:4 [INFO] [stdout] | [INFO] [stdout] 91 | drop(mman::munmap(self.control_block, CONTROL_BLOCK_SIZE)) [INFO] [stdout] | ^^^^^----------------------------------------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `Result<(), nix::Error>` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: found module declaration for lib.rs [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | pub mod lib; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: lib.rs is the root of this crate's library target [INFO] [stdout] = help: to refer to it from other targets, use the library's name as the path [INFO] [stdout] = note: `#[warn(special_module_name)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:59:3 [INFO] [stdout] | [INFO] [stdout] 59 | drop(nix::unistd::close(fd)); [INFO] [stdout] | ^^^^^----------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `Result<(), nix::Error>` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 59 - drop(nix::unistd::close(fd)); [INFO] [stdout] 59 + let _ = nix::unistd::close(fd); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:91:4 [INFO] [stdout] | [INFO] [stdout] 91 | drop(mman::munmap(self.control_block, CONTROL_BLOCK_SIZE)) [INFO] [stdout] | ^^^^^----------------------------------------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `Result<(), nix::Error>` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.30s [INFO] running `Command { std: "docker" "inspect" "b90d5c95933ae78ba42c2da96d8aeddcede85738af5a58c48a1e4f57e0407d77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b90d5c95933ae78ba42c2da96d8aeddcede85738af5a58c48a1e4f57e0407d77", kill_on_drop: false }` [INFO] [stdout] b90d5c95933ae78ba42c2da96d8aeddcede85738af5a58c48a1e4f57e0407d77 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6a36c71ca49841bffa7819ed9fcb669443e7dfd5bb6e7c386e691b80eae62738 [INFO] running `Command { std: "docker" "start" "-a" "6a36c71ca49841bffa7819ed9fcb669443e7dfd5bb6e7c386e691b80eae62738", kill_on_drop: false }` [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:59:3 [INFO] [stdout] | [INFO] [stdout] 59 | drop(nix::unistd::close(fd)); [INFO] [stdout] | ^^^^^----------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `Result<(), nix::Error>` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 59 - drop(nix::unistd::close(fd)); [INFO] [stdout] 59 + let _ = nix::unistd::close(fd); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:91:4 [INFO] [stdout] | [INFO] [stdout] 91 | drop(mman::munmap(self.control_block, CONTROL_BLOCK_SIZE)) [INFO] [stdout] | ^^^^^----------------------------------------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `Result<(), nix::Error>` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rpi-gpio v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: found module declaration for lib.rs [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | pub mod lib; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: lib.rs is the root of this crate's library target [INFO] [stdout] = help: to refer to it from other targets, use the library's name as the path [INFO] [stdout] = note: `#[warn(special_module_name)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:59:3 [INFO] [stdout] | [INFO] [stdout] 59 | drop(nix::unistd::close(fd)); [INFO] [stdout] | ^^^^^----------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `Result<(), nix::Error>` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 59 - drop(nix::unistd::close(fd)); [INFO] [stdout] 59 + let _ = nix::unistd::close(fd); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:91:4 [INFO] [stdout] | [INFO] [stdout] 91 | drop(mman::munmap(self.control_block, CONTROL_BLOCK_SIZE)) [INFO] [stdout] | ^^^^^----------------------------------------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `Result<(), nix::Error>` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:59:3 [INFO] [stdout] | [INFO] [stdout] 59 | drop(nix::unistd::close(fd)); [INFO] [stdout] | ^^^^^----------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `Result<(), nix::Error>` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 59 - drop(nix::unistd::close(fd)); [INFO] [stdout] 59 + let _ = nix::unistd::close(fd); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:91:4 [INFO] [stdout] | [INFO] [stdout] 91 | drop(mman::munmap(self.control_block, CONTROL_BLOCK_SIZE)) [INFO] [stdout] | ^^^^^----------------------------------------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `Result<(), nix::Error>` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.83s [INFO] running `Command { std: "docker" "inspect" "6a36c71ca49841bffa7819ed9fcb669443e7dfd5bb6e7c386e691b80eae62738", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a36c71ca49841bffa7819ed9fcb669443e7dfd5bb6e7c386e691b80eae62738", kill_on_drop: false }` [INFO] [stdout] 6a36c71ca49841bffa7819ed9fcb669443e7dfd5bb6e7c386e691b80eae62738 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7bba2dfaefd20b6eec19cdddb83b6b56bd7b647419452d4ed4a73f24aa6f2505 [INFO] running `Command { std: "docker" "start" "-a" "7bba2dfaefd20b6eec19cdddb83b6b56bd7b647419452d4ed4a73f24aa6f2505", kill_on_drop: false }` [INFO] [stderr] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/lib.rs:59:3 [INFO] [stderr] | [INFO] [stderr] 59 | drop(nix::unistd::close(fd)); [INFO] [stderr] | ^^^^^----------------------^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `Result<(), nix::Error>` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 59 - drop(nix::unistd::close(fd)); [INFO] [stderr] 59 + let _ = nix::unistd::close(fd); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/lib.rs:91:4 [INFO] [stderr] | [INFO] [stderr] 91 | drop(mman::munmap(self.control_block, CONTROL_BLOCK_SIZE)) [INFO] [stderr] | ^^^^^----------------------------------------------------^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `Result<(), nix::Error>` [INFO] [stderr] | [INFO] [stderr] = note: use `let _ = ...` to ignore the expression or result [INFO] [stderr] [INFO] [stderr] warning: `rpi-gpio` (lib) generated 2 warnings [INFO] [stderr] warning: `rpi-gpio` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] warning: found module declaration for lib.rs [INFO] [stderr] --> src/main.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | pub mod lib; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: lib.rs is the root of this crate's library target [INFO] [stderr] = help: to refer to it from other targets, use the library's name as the path [INFO] [stderr] = note: `#[warn(special_module_name)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `rpi-gpio` (bin "rpi-gpio" test) generated 3 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rpi_gpio-923745812375d616) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rpi_gpio-76ab4e1b00ceee67) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests rpi_gpio [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "7bba2dfaefd20b6eec19cdddb83b6b56bd7b647419452d4ed4a73f24aa6f2505", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7bba2dfaefd20b6eec19cdddb83b6b56bd7b647419452d4ed4a73f24aa6f2505", kill_on_drop: false }` [INFO] [stdout] 7bba2dfaefd20b6eec19cdddb83b6b56bd7b647419452d4ed4a73f24aa6f2505