[INFO] fetching crate prometheus-linux-nfsdv4-exporter 1.1.3... [INFO] checking prometheus-linux-nfsdv4-exporter-1.1.3 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate prometheus-linux-nfsdv4-exporter 1.1.3 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate prometheus-linux-nfsdv4-exporter 1.1.3 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate prometheus-linux-nfsdv4-exporter 1.1.3 [INFO] finished tweaking crates.io crate prometheus-linux-nfsdv4-exporter 1.1.3 [INFO] tweaked toml for crates.io crate prometheus-linux-nfsdv4-exporter 1.1.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate crates.io crate prometheus-linux-nfsdv4-exporter 1.1.3 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tokio-tungstenite v0.11.0 [INFO] [stderr] Downloaded pin-project-internal v1.0.10 [INFO] [stderr] Downloaded urlencoding v1.3.3 [INFO] [stderr] Downloaded quote v1.0.17 [INFO] [stderr] Downloaded libflate_lz77 v1.1.0 [INFO] [stderr] Downloaded tungstenite v0.11.1 [INFO] [stderr] Downloaded redox_syscall v0.2.12 [INFO] [stderr] Downloaded serde_urlencoded v0.6.1 [INFO] [stderr] Downloaded libflate v1.2.0 [INFO] [stderr] Downloaded procfs v0.7.9 [INFO] [stderr] Downloaded protobuf v2.27.1 [INFO] [stderr] Downloaded prometheus v0.9.0 [INFO] [stderr] Downloaded semver v1.0.7 [INFO] [stderr] Downloaded pin-project-internal v0.4.29 [INFO] [stderr] Downloaded pin-project v0.4.29 [INFO] [stderr] Downloaded syn v1.0.90 [INFO] [stderr] Downloaded warp v0.2.5 [INFO] [stderr] Downloaded input_buffer v0.3.1 [INFO] [stderr] Downloaded pin-project v1.0.10 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bc0f5a15c37a0ca193636ae58b4d3fd1c3fe1f33fe807be0a3e2066335b67a51 [INFO] running `Command { std: "docker" "start" "-a" "bc0f5a15c37a0ca193636ae58b4d3fd1c3fe1f33fe807be0a3e2066335b67a51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bc0f5a15c37a0ca193636ae58b4d3fd1c3fe1f33fe807be0a3e2066335b67a51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc0f5a15c37a0ca193636ae58b4d3fd1c3fe1f33fe807be0a3e2066335b67a51", kill_on_drop: false }` [INFO] [stdout] bc0f5a15c37a0ca193636ae58b4d3fd1c3fe1f33fe807be0a3e2066335b67a51 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 87e19c4e4b3ce802d93b3c984b7f870f1c2a0acfd4c8c8761858105840d292ae [INFO] running `Command { std: "docker" "start" "-a" "87e19c4e4b3ce802d93b3c984b7f870f1c2a0acfd4c8c8761858105840d292ae", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.121 [INFO] [stderr] Compiling syn v1.0.90 [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling generic-array v0.14.5 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling quote v1.0.17 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Checking cpufeatures v0.2.2 [INFO] [stderr] Compiling indexmap v1.8.0 [INFO] [stderr] Checking tracing-core v0.1.23 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling pin-project-internal v0.4.29 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Checking tracing v0.1.32 [INFO] [stderr] Compiling mime_guess v2.0.4 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Checking rle-decode-fast v1.0.3 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Checking libflate_lz77 v1.1.0 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking input_buffer v0.3.1 [INFO] [stderr] Checking base64 v0.12.3 [INFO] [stderr] Compiling protobuf v2.27.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking buf_redux v0.8.4 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking crypto-common v0.1.3 [INFO] [stderr] Checking block-buffer v0.10.2 [INFO] [stderr] Checking tempfile v3.3.0 [INFO] [stderr] Checking sha-1 v0.9.8 [INFO] [stderr] Checking libflate v1.2.0 [INFO] [stderr] Checking digest v0.10.3 [INFO] [stderr] Checking socket2 v0.3.19 [INFO] [stderr] Checking sha-1 v0.10.0 [INFO] [stderr] Checking twoway v0.1.8 [INFO] [stderr] Checking http-body v0.3.1 [INFO] [stderr] Checking headers-core v0.2.0 [INFO] [stderr] Checking tungstenite v0.11.1 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Compiling semver v1.0.7 [INFO] [stderr] Checking futures-io v0.3.21 [INFO] [stderr] Compiling prometheus v0.9.0 [INFO] [stderr] Checking headers v0.3.7 [INFO] [stderr] Checking procfs v0.7.9 [INFO] [stderr] Checking multipart v0.17.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking futures v0.3.21 [INFO] [stderr] Checking yaml-rust v0.3.5 [INFO] [stderr] Checking urlencoding v1.3.3 [INFO] [stderr] Checking scoped-tls v1.0.0 [INFO] [stderr] Checking nix v0.22.3 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking serde_json v1.0.79 [INFO] [stderr] Checking serde_urlencoded v0.6.1 [INFO] [stderr] Compiling tokio-macros v0.2.6 [INFO] [stderr] Compiling pin-project-internal v1.0.10 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Checking tokio v0.2.25 [INFO] [stderr] Checking pin-project v1.0.10 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking thiserror v1.0.30 [INFO] [stderr] Checking pin-project v0.4.29 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking tokio-tungstenite v0.11.0 [INFO] [stderr] Checking h2 v0.2.7 [INFO] [stderr] Checking hyper v0.13.10 [INFO] [stderr] Checking warp v0.2.5 [INFO] [stderr] Checking prometheus-linux-nfsdv4-exporter v1.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/prometheus/exporter.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 36 | use std::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Result` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/prometheus/exporter.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 36 | use std::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Result` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `clientid` is never read [INFO] [stdout] --> src/nfs/nfsv4.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 35 | pub struct Nfsv4Client { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 36 | pub clientid: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Nfsv4Client` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_type_of` is never used [INFO] [stdout] --> src/utils/helper.rs:74:8 [INFO] [stdout] | [INFO] [stdout] 74 | pub fn print_type_of(_: &T) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `clientid` is never read [INFO] [stdout] --> src/nfs/nfsv4.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 35 | pub struct Nfsv4Client { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 36 | pub clientid: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Nfsv4Client` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_type_of` is never used [INFO] [stdout] --> src/utils/helper.rs:74:8 [INFO] [stdout] | [INFO] [stdout] 74 | pub fn print_type_of(_: &T) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:81:5 [INFO] [stdout] | [INFO] [stdout] 81 | / match matches.subcommand() { [INFO] [stdout] 82 | | ("set", Some(m)) => start_prometheus(m), [INFO] [stdout] 83 | | _ => Ok(help()), [INFO] [stdout] 84 | | }; [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 81 | let _ = match matches.subcommand() { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:81:5 [INFO] [stdout] | [INFO] [stdout] 81 | / match matches.subcommand() { [INFO] [stdout] 82 | | ("set", Some(m)) => start_prometheus(m), [INFO] [stdout] 83 | | _ => Ok(help()), [INFO] [stdout] 84 | | }; [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 81 | let _ = match matches.subcommand() { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 46.63s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: buf_redux v0.8.4, multipart v0.17.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5` [INFO] running `Command { std: "docker" "inspect" "87e19c4e4b3ce802d93b3c984b7f870f1c2a0acfd4c8c8761858105840d292ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87e19c4e4b3ce802d93b3c984b7f870f1c2a0acfd4c8c8761858105840d292ae", kill_on_drop: false }` [INFO] [stdout] 87e19c4e4b3ce802d93b3c984b7f870f1c2a0acfd4c8c8761858105840d292ae [INFO] checking prometheus-linux-nfsdv4-exporter-1.1.3 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate prometheus-linux-nfsdv4-exporter 1.1.3 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate prometheus-linux-nfsdv4-exporter 1.1.3 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate prometheus-linux-nfsdv4-exporter 1.1.3 [INFO] finished tweaking crates.io crate prometheus-linux-nfsdv4-exporter 1.1.3 [INFO] tweaked toml for crates.io crate prometheus-linux-nfsdv4-exporter 1.1.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate prometheus-linux-nfsdv4-exporter 1.1.3 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f51a0f2da4dfdcc913c00a6250a0d82dbc01b5ce9ebe20ca92c90079c750ccba [INFO] running `Command { std: "docker" "start" "-a" "f51a0f2da4dfdcc913c00a6250a0d82dbc01b5ce9ebe20ca92c90079c750ccba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f51a0f2da4dfdcc913c00a6250a0d82dbc01b5ce9ebe20ca92c90079c750ccba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f51a0f2da4dfdcc913c00a6250a0d82dbc01b5ce9ebe20ca92c90079c750ccba", kill_on_drop: false }` [INFO] [stdout] f51a0f2da4dfdcc913c00a6250a0d82dbc01b5ce9ebe20ca92c90079c750ccba [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ae6e6e199978bf1ffbfc2c071a0abab4048e968a51b61072482bb9d281469cf1 [INFO] running `Command { std: "docker" "start" "-a" "ae6e6e199978bf1ffbfc2c071a0abab4048e968a51b61072482bb9d281469cf1", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.121 [INFO] [stderr] Compiling syn v1.0.90 [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling generic-array v0.14.5 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling quote v1.0.17 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Checking cpufeatures v0.2.2 [INFO] [stderr] Compiling indexmap v1.8.0 [INFO] [stderr] Checking tracing-core v0.1.23 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling pin-project-internal v0.4.29 [INFO] [stderr] Checking tracing v0.1.32 [INFO] [stderr] Compiling mime_guess v2.0.4 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Checking rle-decode-fast v1.0.3 [INFO] [stderr] Checking libflate_lz77 v1.1.0 [INFO] [stderr] Checking input_buffer v0.3.1 [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Checking base64 v0.12.3 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Compiling protobuf v2.27.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking tempfile v3.3.0 [INFO] [stderr] Checking libflate v1.2.0 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking buf_redux v0.8.4 [INFO] [stderr] Checking socket2 v0.3.19 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking crypto-common v0.1.3 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking block-buffer v0.10.2 [INFO] [stderr] Checking sha-1 v0.9.8 [INFO] [stderr] Checking twoway v0.1.8 [INFO] [stderr] Checking headers-core v0.2.0 [INFO] [stderr] Checking digest v0.10.3 [INFO] [stderr] Checking http-body v0.3.1 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking futures-io v0.3.21 [INFO] [stderr] Compiling prometheus v0.9.0 [INFO] [stderr] Checking tungstenite v0.11.1 [INFO] [stderr] Compiling semver v1.0.7 [INFO] [stderr] Checking sha-1 v0.10.0 [INFO] [stderr] Checking multipart v0.17.1 [INFO] [stderr] Checking headers v0.3.7 [INFO] [stderr] Checking procfs v0.7.9 [INFO] [stderr] Checking futures v0.3.21 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking urlencoding v1.3.3 [INFO] [stderr] Checking scoped-tls v1.0.0 [INFO] [stderr] Checking yaml-rust v0.3.5 [INFO] [stderr] Checking nix v0.22.3 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Compiling tokio-macros v0.2.6 [INFO] [stderr] Compiling pin-project-internal v1.0.10 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Checking serde_urlencoded v0.6.1 [INFO] [stderr] Checking serde_json v1.0.79 [INFO] [stderr] Checking tokio v0.2.25 [INFO] [stderr] Checking pin-project v1.0.10 [INFO] [stderr] Checking thiserror v1.0.30 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking pin-project v0.4.29 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking tokio-tungstenite v0.11.0 [INFO] [stderr] Checking h2 v0.2.7 [INFO] [stderr] Checking hyper v0.13.10 [INFO] [stderr] Checking warp v0.2.5 [INFO] [stderr] Checking prometheus-linux-nfsdv4-exporter v1.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/prometheus/exporter.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 36 | use std::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Result` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/prometheus/exporter.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 36 | use std::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Result` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `clientid` is never read [INFO] [stdout] --> src/nfs/nfsv4.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 35 | pub struct Nfsv4Client { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 36 | pub clientid: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Nfsv4Client` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_type_of` is never used [INFO] [stdout] --> src/utils/helper.rs:74:8 [INFO] [stdout] | [INFO] [stdout] 74 | pub fn print_type_of(_: &T) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:81:5 [INFO] [stdout] | [INFO] [stdout] 81 | / match matches.subcommand() { [INFO] [stdout] 82 | | ("set", Some(m)) => start_prometheus(m), [INFO] [stdout] 83 | | _ => Ok(help()), [INFO] [stdout] 84 | | }; [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 81 | let _ = match matches.subcommand() { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `clientid` is never read [INFO] [stdout] --> src/nfs/nfsv4.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 35 | pub struct Nfsv4Client { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 36 | pub clientid: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Nfsv4Client` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_type_of` is never used [INFO] [stdout] --> src/utils/helper.rs:74:8 [INFO] [stdout] | [INFO] [stdout] 74 | pub fn print_type_of(_: &T) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:81:5 [INFO] [stdout] | [INFO] [stdout] 81 | / match matches.subcommand() { [INFO] [stdout] 82 | | ("set", Some(m)) => start_prometheus(m), [INFO] [stdout] 83 | | _ => Ok(help()), [INFO] [stdout] 84 | | }; [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 81 | let _ = match matches.subcommand() { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 43.10s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: buf_redux v0.8.4, multipart v0.17.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4` [INFO] running `Command { std: "docker" "inspect" "ae6e6e199978bf1ffbfc2c071a0abab4048e968a51b61072482bb9d281469cf1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae6e6e199978bf1ffbfc2c071a0abab4048e968a51b61072482bb9d281469cf1", kill_on_drop: false }` [INFO] [stdout] ae6e6e199978bf1ffbfc2c071a0abab4048e968a51b61072482bb9d281469cf1