[INFO] fetching crate prometheus_iota_exporter 0.1.3... [INFO] checking prometheus_iota_exporter-0.1.3 against master#2b443a8d97ff1f26c35e4bcf682bf9a89e8a66d2 for pr-100971 [INFO] extracting crate prometheus_iota_exporter 0.1.3 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate prometheus_iota_exporter 0.1.3 on toolchain 2b443a8d97ff1f26c35e4bcf682bf9a89e8a66d2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2b443a8d97ff1f26c35e4bcf682bf9a89e8a66d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate prometheus_iota_exporter 0.1.3 [INFO] finished tweaking crates.io crate prometheus_iota_exporter 0.1.3 [INFO] tweaked toml for crates.io crate prometheus_iota_exporter 0.1.3 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2b443a8d97ff1f26c35e4bcf682bf9a89e8a66d2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2b443a8d97ff1f26c35e4bcf682bf9a89e8a66d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded hyper-rustls v0.16.1 [INFO] [stderr] Downloaded webpki-roots v0.16.0 [INFO] [stderr] Downloaded webpki v0.19.1 [INFO] [stderr] Downloaded tokio-rustls v0.9.4 [INFO] [stderr] Downloaded rustls v0.15.2 [INFO] [stderr] Downloaded ct-logs v0.5.1 [INFO] [stderr] Downloaded sct v0.5.0 [INFO] [stderr] Downloaded ring v0.14.6 [INFO] [stderr] Downloaded prometheus_exporter_base v0.2.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+2b443a8d97ff1f26c35e4bcf682bf9a89e8a66d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2b685457c9ab6285de5c0548b46e2b31ff12084251d2f505d138bbfb92191549 [INFO] running `Command { std: "docker" "start" "-a" "2b685457c9ab6285de5c0548b46e2b31ff12084251d2f505d138bbfb92191549", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2b685457c9ab6285de5c0548b46e2b31ff12084251d2f505d138bbfb92191549", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b685457c9ab6285de5c0548b46e2b31ff12084251d2f505d138bbfb92191549", kill_on_drop: false }` [INFO] [stdout] 2b685457c9ab6285de5c0548b46e2b31ff12084251d2f505d138bbfb92191549 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+2b443a8d97ff1f26c35e4bcf682bf9a89e8a66d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c0198a6d3a4feb05bca362fc02819fad54ad3549e9d84e45d7fc7eb62cf92c30 [INFO] running `Command { std: "docker" "start" "-a" "c0198a6d3a4feb05bca362fc02819fad54ad3549e9d84e45d7fc7eb62cf92c30", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.132 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking either v1.8.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking untrusted v0.6.2 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Compiling proc-macro2 v1.0.43 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling unicode-ident v1.0.3 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling syn v1.0.99 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Compiling httparse v1.7.1 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling serde v1.0.144 [INFO] [stderr] Checking try-lock v0.2.3 [INFO] [stderr] Checking gimli v0.26.2 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Compiling unicode-xid v0.2.3 [INFO] [stderr] Checking rustc-demangle v0.1.21 [INFO] [stderr] Compiling serde_json v1.0.85 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking regex-syntax v0.6.27 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking itoa v1.0.3 [INFO] [stderr] Checking ryu v1.0.11 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling serde_derive v1.0.144 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking miniz_oxide v0.5.3 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling indexmap v1.9.1 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling ring v0.14.6 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Compiling backtrace v0.3.66 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Checking want v0.2.0 [INFO] [stderr] Checking object v0.29.0 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling hyper v0.12.36 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking addr2line v0.17.0 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking http v0.1.21 [INFO] [stderr] Checking tokio-buf v0.1.1 [INFO] [stderr] Checking string v0.2.1 [INFO] [stderr] Checking regex v1.6.0 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Checking http-body v0.1.0 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking sct v0.5.0 [INFO] [stderr] Checking webpki v0.19.1 [INFO] [stderr] Checking ct-logs v0.5.1 [INFO] [stderr] Checking rustls v0.15.2 [INFO] [stderr] Checking webpki-roots v0.16.0 [INFO] [stderr] Checking tokio-rustls v0.9.4 [INFO] [stderr] Checking hyper-rustls v0.16.1 [INFO] [stderr] Checking prometheus_exporter_base v0.2.2 [INFO] [stderr] Checking prometheus_iota_exporter v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `jre_available_processors`, `time` and `duration` are never read [INFO] [stdout] --> src/node_info.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct NodeInfo { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 5 | #[serde(rename = "jreAvailableProcessors")] [INFO] [stdout] 6 | jre_available_processors: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 26 | time: u128, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 32 | duration: u64, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] = note: `NodeInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `duration` is never read [INFO] [stdout] --> src/get_neighbors.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct Neighbors { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 9 | duration: u64, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Neighbors` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `number_of_stale_transactions` and `connection_type` are never read [INFO] [stdout] --> src/get_neighbors.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct Neighbor { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 25 | number_of_stale_transactions: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | connection_type: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Neighbor` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `jre_available_processors`, `time` and `duration` are never read [INFO] [stdout] --> src/node_info.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct NodeInfo { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 5 | #[serde(rename = "jreAvailableProcessors")] [INFO] [stdout] 6 | jre_available_processors: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 26 | time: u128, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 32 | duration: u64, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] = note: `NodeInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `duration` is never read [INFO] [stdout] --> src/get_neighbors.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct Neighbors { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 9 | duration: u64, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Neighbors` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `number_of_stale_transactions` and `connection_type` are never read [INFO] [stdout] --> src/get_neighbors.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct Neighbor { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 25 | number_of_stale_transactions: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | connection_type: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Neighbor` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 13.59s [INFO] running `Command { std: "docker" "inspect" "c0198a6d3a4feb05bca362fc02819fad54ad3549e9d84e45d7fc7eb62cf92c30", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c0198a6d3a4feb05bca362fc02819fad54ad3549e9d84e45d7fc7eb62cf92c30", kill_on_drop: false }` [INFO] [stdout] c0198a6d3a4feb05bca362fc02819fad54ad3549e9d84e45d7fc7eb62cf92c30