[INFO] fetching crate mfrc522 0.2.0... [INFO] testing mfrc522-0.2.0 against 1.55.0 for beta-1.56-1 [INFO] extracting crate mfrc522 0.2.0 into /workspace/builds/worker-23/source [INFO] validating manifest of crates.io crate mfrc522 0.2.0 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mfrc522 0.2.0 [INFO] finished tweaking crates.io crate mfrc522 0.2.0 [INFO] tweaked toml for crates.io crate mfrc522 0.2.0 written to /workspace/builds/worker-23/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 871de3d5d73d5729803342b98a27a45cfdb191895112b511c4a908923ed74bd4 [INFO] running `Command { std: "docker" "start" "-a" "871de3d5d73d5729803342b98a27a45cfdb191895112b511c4a908923ed74bd4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "871de3d5d73d5729803342b98a27a45cfdb191895112b511c4a908923ed74bd4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "871de3d5d73d5729803342b98a27a45cfdb191895112b511c4a908923ed74bd4", kill_on_drop: false }` [INFO] [stdout] 871de3d5d73d5729803342b98a27a45cfdb191895112b511c4a908923ed74bd4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4719a9259fb17733057a5f5ba747e012e63dfdda2406255b6bb7d21dd753fd29 [INFO] running `Command { std: "docker" "start" "-a" "4719a9259fb17733057a5f5ba747e012e63dfdda2406255b6bb7d21dd753fd29", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling typenum v1.14.0 [INFO] [stderr] Compiling nb v1.0.0 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling nb v0.1.3 [INFO] [stderr] Compiling embedded-hal v0.2.6 [INFO] [stderr] Compiling generic-array v0.11.2 [INFO] [stderr] Compiling mfrc522 v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated trait `hal::digital::OutputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2. [INFO] [stdout] --> src/lib.rs:37:19 [INFO] [stdout] | [INFO] [stdout] 37 | use hal::digital::OutputPin; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated trait `hal::digital::OutputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2. [INFO] [stdout] --> src/lib.rs:95:10 [INFO] [stdout] | [INFO] [stdout] 95 | NSS: OutputPin, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/lib.rs:158:45 [INFO] [stdout] | [INFO] [stdout] 158 | let mut tx: [u8; 9] = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/lib.rs:316:65 [INFO] [stdout] | [INFO] [stdout] 316 | let mut rx_buffer: GenericArray = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `hal::digital::OutputPin::set_low`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2. [INFO] [stdout] --> src/lib.rs:388:18 [INFO] [stdout] | [INFO] [stdout] 388 | self.nss.set_low(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `hal::digital::OutputPin::set_high`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2. [INFO] [stdout] --> src/lib.rs:390:18 [INFO] [stdout] | [INFO] [stdout] 390 | self.nss.set_high(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.51s [INFO] running `Command { std: "docker" "inspect" "4719a9259fb17733057a5f5ba747e012e63dfdda2406255b6bb7d21dd753fd29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4719a9259fb17733057a5f5ba747e012e63dfdda2406255b6bb7d21dd753fd29", kill_on_drop: false }` [INFO] [stdout] 4719a9259fb17733057a5f5ba747e012e63dfdda2406255b6bb7d21dd753fd29 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e34dcdc19b5b91d1651040b5fff259799257fc6d40297da6eab41a8c9765d8a9 [INFO] running `Command { std: "docker" "start" "-a" "e34dcdc19b5b91d1651040b5fff259799257fc6d40297da6eab41a8c9765d8a9", kill_on_drop: false }` [INFO] [stderr] Compiling mfrc522 v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated trait `hal::digital::OutputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2. [INFO] [stdout] --> src/lib.rs:37:19 [INFO] [stdout] | [INFO] [stdout] 37 | use hal::digital::OutputPin; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated trait `hal::digital::OutputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2. [INFO] [stdout] --> src/lib.rs:95:10 [INFO] [stdout] | [INFO] [stdout] 95 | NSS: OutputPin, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/lib.rs:158:45 [INFO] [stdout] | [INFO] [stdout] 158 | let mut tx: [u8; 9] = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/lib.rs:316:65 [INFO] [stdout] | [INFO] [stdout] 316 | let mut rx_buffer: GenericArray = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `hal::digital::OutputPin::set_low`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2. [INFO] [stdout] --> src/lib.rs:388:18 [INFO] [stdout] | [INFO] [stdout] 388 | self.nss.set_low(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `hal::digital::OutputPin::set_high`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2. [INFO] [stdout] --> src/lib.rs:390:18 [INFO] [stdout] | [INFO] [stdout] 390 | self.nss.set_high(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `linux_embedded_hal` [INFO] [stdout] --> examples/rpi.rs:14:1 [INFO] [stdout] | [INFO] [stdout] 14 | extern crate linux_embedded_hal as hal; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0463`. [INFO] [stdout] [INFO] [stderr] error: could not compile `mfrc522` due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: use of deprecated trait `hal::digital::OutputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2. [INFO] [stdout] --> src/lib.rs:37:19 [INFO] [stdout] | [INFO] [stdout] 37 | use hal::digital::OutputPin; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated trait `hal::digital::OutputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2. [INFO] [stdout] --> src/lib.rs:95:10 [INFO] [stdout] | [INFO] [stdout] 95 | NSS: OutputPin, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/lib.rs:158:45 [INFO] [stdout] | [INFO] [stdout] 158 | let mut tx: [u8; 9] = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/lib.rs:316:65 [INFO] [stdout] | [INFO] [stdout] 316 | let mut rx_buffer: GenericArray = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `hal::digital::OutputPin::set_low`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2. [INFO] [stdout] --> src/lib.rs:388:18 [INFO] [stdout] | [INFO] [stdout] 388 | self.nss.set_low(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `hal::digital::OutputPin::set_high`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2. [INFO] [stdout] --> src/lib.rs:390:18 [INFO] [stdout] | [INFO] [stdout] 390 | self.nss.set_high(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "e34dcdc19b5b91d1651040b5fff259799257fc6d40297da6eab41a8c9765d8a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e34dcdc19b5b91d1651040b5fff259799257fc6d40297da6eab41a8c9765d8a9", kill_on_drop: false }` [INFO] [stdout] e34dcdc19b5b91d1651040b5fff259799257fc6d40297da6eab41a8c9765d8a9