[INFO] cloning repository https://github.com/Suven/projectBooth [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Suven/projectBooth" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSuven%2FprojectBooth", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSuven%2FprojectBooth'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c8c18a0aaee6086293bd33b275fec876e956557f [INFO] building Suven/projectBooth against try#615edd3ad1cf6871c977dc900317cb6c2070fd6b for pr-97334 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSuven%2FprojectBooth" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Suven/projectBooth on toolchain 615edd3ad1cf6871c977dc900317cb6c2070fd6b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Suven/projectBooth [INFO] finished tweaking git repo https://github.com/Suven/projectBooth [INFO] tweaked toml for git repo https://github.com/Suven/projectBooth written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/Suven/projectBooth already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 30c87adbf26f55862b89e99514c7f8f68e8f311152dd7de6c980d4e14e7ec437 [INFO] running `Command { std: "docker" "start" "-a" "30c87adbf26f55862b89e99514c7f8f68e8f311152dd7de6c980d4e14e7ec437", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "30c87adbf26f55862b89e99514c7f8f68e8f311152dd7de6c980d4e14e7ec437", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "30c87adbf26f55862b89e99514c7f8f68e8f311152dd7de6c980d4e14e7ec437", kill_on_drop: false }` [INFO] [stdout] 30c87adbf26f55862b89e99514c7f8f68e8f311152dd7de6c980d4e14e7ec437 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 880371ef0ca2ead1f53b8fd3f4dcd8b083ea359dbccaad14c31ae174743c4e2e [INFO] running `Command { std: "docker" "start" "-a" "880371ef0ca2ead1f53b8fd3f4dcd8b083ea359dbccaad14c31ae174743c4e2e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling futures v0.1.29 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling scopeguard v1.0.0 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Compiling smallvec v1.1.0 [INFO] [stderr] Compiling memchr v2.3.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] 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v0.1.4 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling block-padding v0.1.5 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling c2-chacha v0.2.3 [INFO] [stderr] Compiling unicode-normalization v0.1.11 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Compiling indexmap v1.3.0 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling gphoto2-sys v0.1.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling tokio-sync v0.1.7 [INFO] [stderr] Compiling tokio-executor v0.1.9 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling idna v0.2.0 [INFO] [stderr] Compiling tokio-timer v0.2.12 [INFO] [stderr] Compiling tokio-current-thread v0.1.6 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling want v0.2.0 [INFO] [stderr] Compiling smallvec v0.6.13 [INFO] [stderr] Compiling buf_redux v0.8.4 [INFO] [stderr] Compiling twoway v0.1.8 [INFO] [stderr] Compiling evdev-sys v0.2.0 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling num_cpus v1.11.1 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling base64 v0.10.1 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling serde_json v1.0.44 [INFO] [stderr] Compiling mime_guess v2.0.1 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling hyper v0.12.35 [INFO] [stderr] Compiling mime v0.2.6 [INFO] [stderr] Compiling url v2.1.1 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling mio v0.6.21 [INFO] [stderr] Compiling gphoto v0.1.2 [INFO] [stderr] Compiling phf v0.7.24 [INFO] [stderr] Compiling tokio-io v0.1.12 [INFO] [stderr] Compiling http v0.1.21 [INFO] [stderr] Compiling tokio-buf v0.1.1 [INFO] [stderr] Compiling string v0.2.1 [INFO] [stderr] Compiling input_buffer v0.2.0 [INFO] [stderr] Compiling sha-1 v0.8.2 [INFO] [stderr] Compiling evdev-rs v0.3.1 [INFO] [stderr] Compiling serde_urlencoded v0.6.1 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling tokio-codec v0.1.1 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling h2 v0.1.26 [INFO] [stderr] Compiling http-body v0.1.0 [INFO] [stderr] Compiling headers-core v0.1.1 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling tokio-reactor v0.1.11 [INFO] [stderr] Compiling headers v0.2.3 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling crossbeam-deque v0.7.2 [INFO] [stderr] Compiling mime_guess v1.8.7 [INFO] [stderr] Compiling tokio-tcp v0.1.3 [INFO] [stderr] Compiling tokio-uds v0.2.5 [INFO] [stderr] Compiling tokio-udp v0.1.5 [INFO] [stderr] Compiling tokio-threadpool v0.1.17 [INFO] [stderr] Compiling tokio-fs v0.1.6 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling tungstenite v0.9.2 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling multipart v0.16.1 [INFO] [stderr] Compiling warp v0.1.20 [INFO] [stderr] Compiling project_booth v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant is never constructed: `PhotoWasShot` [INFO] [stdout] --> src/broker/broker_message.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | PhotoWasShot, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Intention` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/broker/broker_message.rs:1:10 [INFO] [stdout] | [INFO] [stdout] 1 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `PhotoWasDownloaded` [INFO] [stdout] --> src/broker/broker_message.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | PhotoWasDownloaded, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Intention` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/broker/broker_message.rs:1:10 [INFO] [stdout] | [INFO] [stdout] 1 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `PhotoWasPrinted` [INFO] [stdout] --> src/broker/broker_message.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | PhotoWasPrinted, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Intention` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/broker/broker_message.rs:1:10 [INFO] [stdout] | [INFO] [stdout] 1 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `InputBroken` [INFO] [stdout] --> src/broker/broker_message.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | InputBroken, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Intention` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/broker/broker_message.rs:1:10 [INFO] [stdout] | [INFO] [stdout] 1 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get` [INFO] [stdout] --> src/config/var.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn get(key: &str) -> String { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_u8` [INFO] [stdout] --> src/config/var.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn get_u8(key: &str) -> u8 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message contains unused formatting placeholders [INFO] [stdout] --> src/config/var.rs:16:36 [INFO] [stdout] | [INFO] [stdout] 16 | Err(_e) => panic!("config `{}` was expected to be u8, but was `{}`"), [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this message is not used as a format string when given without arguments, but will be in Rust 2021 [INFO] [stdout] help: add the missing arguments [INFO] [stdout] | [INFO] [stdout] 16 | Err(_e) => panic!("config `{}` was expected to be u8, but was `{}`", ...), [INFO] [stdout] | +++++ [INFO] [stdout] help: or add a "{}" format string to use the message literally [INFO] [stdout] | [INFO] [stdout] 16 | Err(_e) => panic!("{}", "config `{}` was expected to be u8, but was `{}`"), [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 08s [INFO] running `Command { std: "docker" "inspect" "880371ef0ca2ead1f53b8fd3f4dcd8b083ea359dbccaad14c31ae174743c4e2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "880371ef0ca2ead1f53b8fd3f4dcd8b083ea359dbccaad14c31ae174743c4e2e", kill_on_drop: false }` [INFO] [stdout] 880371ef0ca2ead1f53b8fd3f4dcd8b083ea359dbccaad14c31ae174743c4e2e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b8dec5f9daa0a17e5e73f871fe9e4c46e3d9a44692ed1d8ac118784db962dd29 [INFO] running `Command { std: "docker" "start" "-a" "b8dec5f9daa0a17e5e73f871fe9e4c46e3d9a44692ed1d8ac118784db962dd29", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling project_booth v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant is never constructed: `PhotoWasShot` [INFO] [stdout] --> src/broker/broker_message.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | PhotoWasShot, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Intention` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/broker/broker_message.rs:1:10 [INFO] [stdout] | [INFO] [stdout] 1 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `PhotoWasDownloaded` [INFO] [stdout] --> src/broker/broker_message.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | PhotoWasDownloaded, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Intention` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/broker/broker_message.rs:1:10 [INFO] [stdout] | [INFO] [stdout] 1 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `PhotoWasPrinted` [INFO] [stdout] --> src/broker/broker_message.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | PhotoWasPrinted, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Intention` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/broker/broker_message.rs:1:10 [INFO] [stdout] | [INFO] [stdout] 1 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `InputBroken` [INFO] [stdout] --> src/broker/broker_message.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | InputBroken, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Intention` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/broker/broker_message.rs:1:10 [INFO] [stdout] | [INFO] [stdout] 1 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get` [INFO] [stdout] --> src/config/var.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn get(key: &str) -> String { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_u8` [INFO] [stdout] --> src/config/var.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn get_u8(key: &str) -> u8 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message contains unused formatting placeholders [INFO] [stdout] --> src/config/var.rs:16:36 [INFO] [stdout] | [INFO] [stdout] 16 | Err(_e) => panic!("config `{}` was expected to be u8, but was `{}`"), [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this message is not used as a format string when given without arguments, but will be in Rust 2021 [INFO] [stdout] help: add the missing arguments [INFO] [stdout] | [INFO] [stdout] 16 | Err(_e) => panic!("config `{}` was expected to be u8, but was `{}`", ...), [INFO] [stdout] | +++++ [INFO] [stdout] help: or add a "{}" format string to use the message literally [INFO] [stdout] | [INFO] [stdout] 16 | Err(_e) => panic!("{}", "config `{}` was expected to be u8, but was `{}`"), [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 6.60s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/project_booth-64e269cfad0e6ded) [INFO] running `Command { std: "docker" "inspect" "b8dec5f9daa0a17e5e73f871fe9e4c46e3d9a44692ed1d8ac118784db962dd29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8dec5f9daa0a17e5e73f871fe9e4c46e3d9a44692ed1d8ac118784db962dd29", kill_on_drop: false }` [INFO] [stdout] b8dec5f9daa0a17e5e73f871fe9e4c46e3d9a44692ed1d8ac118784db962dd29