[INFO] fetching crate mcp4x 0.1.0...
[INFO] checking mcp4x-0.1.0 against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073
[INFO] extracting crate mcp4x 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate mcp4x 0.1.0 on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mcp4x 0.1.0
[INFO] finished tweaking crates.io crate mcp4x 0.1.0
[INFO] tweaked toml for crates.io crate mcp4x 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "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" "+50e1dc1536264ab71c0850f346b12309477f29f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35efe2919c02e8ffa17037d6b6440fe7d0b282be9d9374728b4a6f87a515fe3a
[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" "35efe2919c02e8ffa17037d6b6440fe7d0b282be9d9374728b4a6f87a515fe3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35efe2919c02e8ffa17037d6b6440fe7d0b282be9d9374728b4a6f87a515fe3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35efe2919c02e8ffa17037d6b6440fe7d0b282be9d9374728b4a6f87a515fe3a", kill_on_drop: false }`
[INFO] [stdout] 35efe2919c02e8ffa17037d6b6440fe7d0b282be9d9374728b4a6f87a515fe3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 014fa34cfed9b3e0f85c0024e51ef534fd95fd0764d3e6a56c4e07912817ccb9
[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" "014fa34cfed9b3e0f85c0024e51ef534fd95fd0764d3e6a56c4e07912817ccb9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.5
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]     Checking embedded-hal-mock v0.4.1
[INFO] [stderr]     Checking mcp4x v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: 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/interface.rs:26:9
[INFO] [stdout]     |
[INFO] [stdout] 26  |     CS: hal::digital::OutputPin,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:134:9
[INFO] [stdout]     |
[INFO] [stdout] 134 | #![deny(warnings)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: 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/interface.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |         self.cs.set_low();
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: 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/interface.rs:35:17
[INFO] [stdout]    |
[INFO] [stdout] 35 |         self.cs.set_high();
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mcp4x`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "014fa34cfed9b3e0f85c0024e51ef534fd95fd0764d3e6a56c4e07912817ccb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "014fa34cfed9b3e0f85c0024e51ef534fd95fd0764d3e6a56c4e07912817ccb9", kill_on_drop: false }`
[INFO] [stdout] 014fa34cfed9b3e0f85c0024e51ef534fd95fd0764d3e6a56c4e07912817ccb9