[INFO] fetching crate tm1637-gpio-driver 2.0.5... [INFO] testing tm1637-gpio-driver-2.0.5 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] extracting crate tm1637-gpio-driver 2.0.5 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate tm1637-gpio-driver 2.0.5 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tm1637-gpio-driver 2.0.5 [INFO] finished tweaking crates.io crate tm1637-gpio-driver 2.0.5 [INFO] tweaked toml for crates.io crate tm1637-gpio-driver 2.0.5 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded wiringpi v0.2.4 [INFO] [stderr] Downloaded gpio v0.4.1 [INFO] [stderr] Downloaded gpio-cdev v0.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cc64843c50b0e468d85377ef2d75b760571075cbb102225d13c3bcb5f9667a83 [INFO] running `Command { std: "docker" "start" "-a" "cc64843c50b0e468d85377ef2d75b760571075cbb102225d13c3bcb5f9667a83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cc64843c50b0e468d85377ef2d75b760571075cbb102225d13c3bcb5f9667a83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc64843c50b0e468d85377ef2d75b760571075cbb102225d13c3bcb5f9667a83", kill_on_drop: false }` [INFO] [stdout] cc64843c50b0e468d85377ef2d75b760571075cbb102225d13c3bcb5f9667a83 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b3002dc262b594a99d906186f09527888b2ebedfa9f5d45c9b9faa0b72d09c7b [INFO] running `Command { std: "docker" "start" "-a" "b3002dc262b594a99d906186f09527888b2ebedfa9f5d45c9b9faa0b72d09c7b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling gpio-cdev v0.4.0 [INFO] [stderr] Compiling tm1637-gpio-driver v2.0.5 (/opt/rustwide/workdir) [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] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.23s [INFO] running `Command { std: "docker" "inspect" "b3002dc262b594a99d906186f09527888b2ebedfa9f5d45c9b9faa0b72d09c7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b3002dc262b594a99d906186f09527888b2ebedfa9f5d45c9b9faa0b72d09c7b", kill_on_drop: false }` [INFO] [stdout] b3002dc262b594a99d906186f09527888b2ebedfa9f5d45c9b9faa0b72d09c7b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d65ac7168210edde49ecccf96af22e7e6ad96a86f8333fd40065d80c86bf0376 [INFO] running `Command { std: "docker" "start" "-a" "d65ac7168210edde49ecccf96af22e7e6ad96a86f8333fd40065d80c86bf0376", kill_on_drop: false }` [INFO] [stderr] Compiling tm1637-gpio-driver v2.0.5 (/opt/rustwide/workdir) [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 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: 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] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.45s [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d65ac7168210edde49ecccf96af22e7e6ad96a86f8333fd40065d80c86bf0376", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d65ac7168210edde49ecccf96af22e7e6ad96a86f8333fd40065d80c86bf0376", kill_on_drop: false }` [INFO] [stdout] d65ac7168210edde49ecccf96af22e7e6ad96a86f8333fd40065d80c86bf0376 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 978202e2214412d31f0789a5f9971630f42dc0a7e11b807682810b77058a4d92 [INFO] running `Command { std: "docker" "start" "-a" "978202e2214412d31f0789a5f9971630f42dc0a7e11b807682810b77058a4d92", kill_on_drop: false }` [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/gpio_api/gpio_cdev/mod.rs:26:20 [INFO] [stderr] | [INFO] [stderr] 26 | panic!(&format!("Pin {} is already used in kernel!", pin_num)) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stderr] = note: this is no longer accepted in Rust 2021 [INFO] [stderr] help: add a "{}" format string to Display the message [INFO] [stderr] | [INFO] [stderr] 26 | panic!("{}", &format!("Pin {} is already used in kernel!", pin_num)) [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::*` [INFO] [stderr] --> src/gpio_api/dummy/mod.rs:27:9 [INFO] [stderr] | [INFO] [stderr] 27 | use crate::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `f` [INFO] [stderr] --> src/gpio_api/dummy/mod.rs:32:17 [INFO] [stderr] | [INFO] [stderr] 32 | let mut f = setup_dummy(); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/gpio_api/dummy/mod.rs:32:13 [INFO] [stderr] | [INFO] [stderr] 32 | let mut f = setup_dummy(); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/gpio_api/gpio_cdev/mod.rs:26:20 [INFO] [stderr] | [INFO] [stderr] 26 | panic!(&format!("Pin {} is already used in kernel!", pin_num)) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stderr] = note: this is no longer accepted in Rust 2021 [INFO] [stderr] help: add a "{}" format string to Display the message [INFO] [stderr] | [INFO] [stderr] 26 | panic!("{}", &format!("Pin {} is already used in kernel!", pin_num)) [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/tm1637_gpio_driver-1c9df06c148860b3) [INFO] [stdout] [INFO] [stderr] Doc-tests tm1637-gpio-driver [INFO] [stdout] running 2 tests [INFO] [stdout] test gpio_api::dummy::tests::test ... ok [INFO] [stdout] test tests::test_encode_number ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [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" "978202e2214412d31f0789a5f9971630f42dc0a7e11b807682810b77058a4d92", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "978202e2214412d31f0789a5f9971630f42dc0a7e11b807682810b77058a4d92", kill_on_drop: false }` [INFO] [stdout] 978202e2214412d31f0789a5f9971630f42dc0a7e11b807682810b77058a4d92