[INFO] fetching crate mcp23x17 0.2.0... [INFO] checking mcp23x17-0.2.0 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141 [INFO] extracting crate mcp23x17 0.2.0 into /workspace/builds/worker-50/source [INFO] validating manifest of crates.io crate mcp23x17 0.2.0 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mcp23x17 0.2.0 [INFO] finished tweaking crates.io crate mcp23x17 0.2.0 [INFO] tweaked toml for crates.io crate mcp23x17 0.2.0 written to /workspace/builds/worker-50/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded embedded-hal-mock v0.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2cabba4e33f28ee7598f1e4d4ef8109478f30ed9a20034697185232d7f16f1a0 [INFO] running `Command { std: "docker" "start" "-a" "2cabba4e33f28ee7598f1e4d4ef8109478f30ed9a20034697185232d7f16f1a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2cabba4e33f28ee7598f1e4d4ef8109478f30ed9a20034697185232d7f16f1a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2cabba4e33f28ee7598f1e4d4ef8109478f30ed9a20034697185232d7f16f1a0", kill_on_drop: false }` [INFO] [stdout] 2cabba4e33f28ee7598f1e4d4ef8109478f30ed9a20034697185232d7f16f1a0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f3f552e57836e1414fdfd113a2e886b2e5f146ca0d3136a8d85d000b3742656d [INFO] running `Command { std: "docker" "start" "-a" "f3f552e57836e1414fdfd113a2e886b2e5f146ca0d3136a8d85d000b3742656d", kill_on_drop: false }` [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling semver v1.0.4 [INFO] [stderr] Checking cfg-if v0.1.10 [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 bitflags v0.3.3 [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Checking embedded-hal v0.2.6 [INFO] [stderr] Compiling rustc_version v0.1.7 [INFO] [stderr] Checking embedded-hal-mock v0.2.0 [INFO] [stderr] Checking mcp23x17 v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling nix v0.6.0 [INFO] [stdout] warning: associated constant `_nothin` should have an upper case name [INFO] [stdout] --> src/lib.rs:101:15 [INFO] [stdout] | [INFO] [stdout] 101 | const _nothin = 1 << 0; [INFO] [stdout] | ^^^^^^^ help: convert the identifier to upper case: `_NOTHIN` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Checking spidev v0.3.0 [INFO] [stderr] Checking sysfs_gpio v0.5.4 [INFO] [stderr] Checking i2cdev v0.4.4 [INFO] [stderr] Checking linux-embedded-hal v0.2.2 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> examples/pi.rs:27:29 [INFO] [stdout] | [INFO] [stdout] 27 | fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/lib.rs:273:9 [INFO] [stdout] | [INFO] [stdout] 273 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant `_nothin` should have an upper case name [INFO] [stdout] --> src/lib.rs:101:15 [INFO] [stdout] | [INFO] [stdout] 101 | const _nothin = 1 << 0; [INFO] [stdout] | ^^^^^^^ help: convert the identifier to upper case: `_NOTHIN` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.10s [INFO] running `Command { std: "docker" "inspect" "f3f552e57836e1414fdfd113a2e886b2e5f146ca0d3136a8d85d000b3742656d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3f552e57836e1414fdfd113a2e886b2e5f146ca0d3136a8d85d000b3742656d", kill_on_drop: false }` [INFO] [stdout] f3f552e57836e1414fdfd113a2e886b2e5f146ca0d3136a8d85d000b3742656d