[INFO] fetching crate prometheus-linux-nfsdv4-exporter 1.0.1... [INFO] testing prometheus-linux-nfsdv4-exporter-1.0.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] extracting crate prometheus-linux-nfsdv4-exporter 1.0.1 into /workspace/builds/worker-23/source [INFO] validating manifest of crates.io crate prometheus-linux-nfsdv4-exporter 1.0.1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate prometheus-linux-nfsdv4-exporter 1.0.1 [INFO] finished tweaking crates.io crate prometheus-linux-nfsdv4-exporter 1.0.1 [INFO] tweaked toml for crates.io crate prometheus-linux-nfsdv4-exporter 1.0.1 written to /workspace/builds/worker-23/source/Cargo.toml [INFO] crate crates.io crate prometheus-linux-nfsdv4-exporter 1.0.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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 libflate_lz77 v1.1.0 [INFO] [stderr] Downloaded multipart v0.17.1 [INFO] [stderr] Downloaded warp v0.2.5 [INFO] [stderr] Downloaded prometheus v0.9.0 [INFO] [stderr] Downloaded serde v1.0.129 [INFO] [stderr] Downloaded libflate v1.1.0 [INFO] [stderr] Downloaded protobuf v2.25.1 [INFO] [stderr] Downloaded tungstenite v0.11.1 [INFO] [stderr] Downloaded tokio-tungstenite v0.11.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9026f38db020cd07fedc0d699efc05858fd4ede966df1bc3f510f886f17946e0 [INFO] running `Command { std: "docker" "start" "-a" "9026f38db020cd07fedc0d699efc05858fd4ede966df1bc3f510f886f17946e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9026f38db020cd07fedc0d699efc05858fd4ede966df1bc3f510f886f17946e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9026f38db020cd07fedc0d699efc05858fd4ede966df1bc3f510f886f17946e0", kill_on_drop: false }` [INFO] [stdout] 9026f38db020cd07fedc0d699efc05858fd4ede966df1bc3f510f886f17946e0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 796b4001d389354101ff8ceb2d6375a0231c86f0b829534e445c635b73b43db5 [INFO] running `Command { std: "docker" "start" "-a" "796b4001d389354101ff8ceb2d6375a0231c86f0b829534e445c635b73b43db5", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.100 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling syn v1.0.75 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling futures-core v0.3.16 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling slab v0.4.4 [INFO] [stderr] Compiling bytes v1.0.1 [INFO] [stderr] Compiling bytes v0.5.6 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling futures-sink v0.3.16 [INFO] [stderr] Compiling futures-task v0.3.16 [INFO] [stderr] Compiling pin-project-lite v0.2.7 [INFO] [stderr] Compiling httparse v1.5.1 [INFO] [stderr] Compiling matches v0.1.9 [INFO] [stderr] Compiling unicode-bidi v0.3.6 [INFO] [stderr] Compiling pin-project-lite v0.1.12 [INFO] [stderr] Compiling cpufeatures v0.1.5 [INFO] [stderr] Compiling pin-project-internal v0.4.28 [INFO] [stderr] Compiling futures-channel v0.3.16 [INFO] [stderr] Compiling serde v1.0.129 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling rle-decode-fast v1.0.1 [INFO] [stderr] Compiling serde_json v1.0.66 [INFO] [stderr] Compiling safemem v0.3.3 [INFO] [stderr] Compiling protobuf v2.25.1 [INFO] [stderr] Compiling utf-8 v0.7.6 [INFO] [stderr] Compiling hex v0.4.3 [INFO] [stderr] Compiling dtoa v0.4.8 [INFO] [stderr] Compiling futures-io v0.3.16 [INFO] [stderr] Compiling prometheus v0.9.0 [INFO] [stderr] Compiling tower-service v0.3.1 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling urlencoding v1.3.3 [INFO] [stderr] Compiling yaml-rust v0.3.5 [INFO] [stderr] Compiling spin v0.5.2 [INFO] [stderr] Compiling scoped-tls v1.0.0 [INFO] [stderr] Compiling tinyvec v1.3.1 [INFO] [stderr] Compiling futures-util v0.3.16 [INFO] [stderr] Compiling tracing-core v0.1.19 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling form_urlencoded v1.0.1 [INFO] [stderr] Compiling libflate_lz77 v1.1.0 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling tracing v0.1.26 [INFO] [stderr] Compiling input_buffer v0.3.1 [INFO] [stderr] Compiling libflate v1.1.0 [INFO] [stderr] Compiling unicode-normalization v0.1.19 [INFO] [stderr] Compiling twoway v0.1.8 [INFO] [stderr] Compiling buf_redux v0.8.4 [INFO] [stderr] Compiling http v0.2.4 [INFO] [stderr] Compiling idna v0.2.3 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Compiling url v2.2.2 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.37 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling socket2 v0.3.19 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling procfs v0.7.9 [INFO] [stderr] Compiling nix v0.22.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling block-buffer v0.9.0 [INFO] [stderr] Compiling digest v0.9.0 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling sha-1 v0.9.7 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling tempfile v3.2.0 [INFO] [stderr] Compiling serde_urlencoded v0.6.1 [INFO] [stderr] Compiling multipart v0.17.1 [INFO] [stderr] Compiling futures v0.3.16 [INFO] [stderr] Compiling tokio-macros v0.2.6 [INFO] [stderr] Compiling pin-project-internal v1.0.8 [INFO] [stderr] Compiling thiserror-impl v1.0.26 [INFO] [stderr] Compiling http-body v0.3.1 [INFO] [stderr] Compiling headers-core v0.2.0 [INFO] [stderr] Compiling tungstenite v0.11.1 [INFO] [stderr] Compiling headers v0.3.4 [INFO] [stderr] Compiling tokio v0.2.25 [INFO] [stderr] Compiling thiserror v1.0.26 [INFO] [stderr] Compiling pin-project v0.4.28 [INFO] [stderr] Compiling pin-project v1.0.8 [INFO] [stderr] Compiling tracing-futures v0.2.5 [INFO] [stderr] Compiling tokio-util v0.3.1 [INFO] [stderr] Compiling tokio-tungstenite v0.11.0 [INFO] [stderr] Compiling h2 v0.2.7 [INFO] [stderr] Compiling hyper v0.13.10 [INFO] [stderr] Compiling warp v0.2.5 [INFO] [stderr] Compiling prometheus-linux-nfsdv4-exporter v1.0.1 (/opt/rustwide/workdir) [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: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 18s [INFO] running `Command { std: "docker" "inspect" "796b4001d389354101ff8ceb2d6375a0231c86f0b829534e445c635b73b43db5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "796b4001d389354101ff8ceb2d6375a0231c86f0b829534e445c635b73b43db5", kill_on_drop: false }` [INFO] [stdout] 796b4001d389354101ff8ceb2d6375a0231c86f0b829534e445c635b73b43db5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4fe0ecd581e0ecea4030fa832885db9496144b890f7fd93e7aa2fe7740734698 [INFO] running `Command { std: "docker" "start" "-a" "4fe0ecd581e0ecea4030fa832885db9496144b890f7fd93e7aa2fe7740734698", kill_on_drop: false }` [INFO] [stderr] Compiling prometheus-linux-nfsdv4-exporter v1.0.1 (/opt/rustwide/workdir) [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: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.43s [INFO] running `Command { std: "docker" "inspect" "4fe0ecd581e0ecea4030fa832885db9496144b890f7fd93e7aa2fe7740734698", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4fe0ecd581e0ecea4030fa832885db9496144b890f7fd93e7aa2fe7740734698", kill_on_drop: false }` [INFO] [stdout] 4fe0ecd581e0ecea4030fa832885db9496144b890f7fd93e7aa2fe7740734698 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0b5181030945c814c05ed6850d4e805867c4c3561711e4d21f10187a029bb6d9 [INFO] running `Command { std: "docker" "start" "-a" "0b5181030945c814c05ed6850d4e805867c4c3561711e4d21f10187a029bb6d9", 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] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:81:5 [INFO] [stderr] | [INFO] [stderr] 81 | / match matches.subcommand() { [INFO] [stderr] 82 | | ("set", Some(m)) => start_prometheus(m), [INFO] [stderr] 83 | | _ => Ok(help()), [INFO] [stderr] 84 | | }; [INFO] [stderr] | |______^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `prometheus-linux-nfsdv4-exporter` (bin "prometheus-linux-nfsdv4-exporter" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.57s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/prometheus_linux_nfsdv4_exporter-b2c3acd2aca20fa3) [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" "0b5181030945c814c05ed6850d4e805867c4c3561711e4d21f10187a029bb6d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b5181030945c814c05ed6850d4e805867c4c3561711e4d21f10187a029bb6d9", kill_on_drop: false }` [INFO] [stdout] 0b5181030945c814c05ed6850d4e805867c4c3561711e4d21f10187a029bb6d9