[INFO] fetching crate tm1637-gpio-driver 2.0.4... [INFO] checking tm1637-gpio-driver-2.0.4 against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819 [INFO] extracting crate tm1637-gpio-driver 2.0.4 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate tm1637-gpio-driver 2.0.4 on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tm1637-gpio-driver 2.0.4 [INFO] finished tweaking crates.io crate tm1637-gpio-driver 2.0.4 [INFO] tweaked toml for crates.io crate tm1637-gpio-driver 2.0.4 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f6c9f3f6945ae5bc9437d915dfed4aa41bfdc03fe247ce465f8e1f8f74611f54 [INFO] running `Command { std: "docker" "start" "-a" "f6c9f3f6945ae5bc9437d915dfed4aa41bfdc03fe247ce465f8e1f8f74611f54", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f6c9f3f6945ae5bc9437d915dfed4aa41bfdc03fe247ce465f8e1f8f74611f54", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f6c9f3f6945ae5bc9437d915dfed4aa41bfdc03fe247ce465f8e1f8f74611f54", kill_on_drop: false }` [INFO] [stdout] f6c9f3f6945ae5bc9437d915dfed4aa41bfdc03fe247ce465f8e1f8f74611f54 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 33a03f353381548fa7c75ebffef8c1d129485044ecf71d7acbe41a25c231b796 [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" "33a03f353381548fa7c75ebffef8c1d129485044ecf71d7acbe41a25c231b796", kill_on_drop: false }` [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Checking gpio-cdev v0.3.0 [INFO] [stderr] Checking tm1637-gpio-driver v2.0.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::*` [INFO] [stdout] --> src/gpio_api/dummy/mod.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | use crate::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/gpio_api/gpio_cdev/mod.rs:26:20 [INFO] [stdout] | [INFO] [stdout] 26 | panic!(&format!("Pin {} is already used in kernel!", pin_num)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 26 | panic!("{}", &format!("Pin {} is already used in kernel!", pin_num)) [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/gpio_api/dummy/mod.rs:32:17 [INFO] [stdout] | [INFO] [stdout] 32 | let mut f = setup_dummy(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/gpio_api/dummy/mod.rs:32:13 [INFO] [stdout] | [INFO] [stdout] 32 | let mut f = setup_dummy(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/gpio_api/gpio_cdev/mod.rs:26:20 [INFO] [stdout] | [INFO] [stdout] 26 | panic!(&format!("Pin {} is already used in kernel!", pin_num)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 26 | panic!("{}", &format!("Pin {} is already used in kernel!", pin_num)) [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.67s [INFO] running `Command { std: "docker" "inspect" "33a03f353381548fa7c75ebffef8c1d129485044ecf71d7acbe41a25c231b796", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33a03f353381548fa7c75ebffef8c1d129485044ecf71d7acbe41a25c231b796", kill_on_drop: false }` [INFO] [stdout] 33a03f353381548fa7c75ebffef8c1d129485044ecf71d7acbe41a25c231b796