[INFO] fetching crate prometheus_iota_exporter 0.1.3... [INFO] checking prometheus_iota_exporter-0.1.3 against master#19dd9535408db0f1ff3d16613619076aef524d19 for pr-115950 [INFO] extracting crate prometheus_iota_exporter 0.1.3 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate prometheus_iota_exporter 0.1.3 on toolchain 19dd9535408db0f1ff3d16613619076aef524d19 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+19dd9535408db0f1ff3d16613619076aef524d19" "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-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+19dd9535408db0f1ff3d16613619076aef524d19" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+19dd9535408db0f1ff3d16613619076aef524d19" "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 sct v0.5.0 [INFO] [stderr] Downloaded hyper-rustls v0.16.1 [INFO] [stderr] Downloaded tokio-rustls v0.9.4 [INFO] [stderr] Downloaded untrusted v0.6.2 [INFO] [stderr] Downloaded webpki v0.19.1 [INFO] [stderr] Downloaded env_logger v0.6.2 [INFO] [stderr] Downloaded ct-logs v0.5.1 [INFO] [stderr] Downloaded webpki-roots v0.16.0 [INFO] [stderr] Downloaded rustls v0.15.2 [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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+19dd9535408db0f1ff3d16613619076aef524d19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5667679e5410394cc6da143d61d0735c79736bd29521acaff5829b3e708ba0b0 [INFO] running `Command { std: "docker" "start" "-a" "5667679e5410394cc6da143d61d0735c79736bd29521acaff5829b3e708ba0b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5667679e5410394cc6da143d61d0735c79736bd29521acaff5829b3e708ba0b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5667679e5410394cc6da143d61d0735c79736bd29521acaff5829b3e708ba0b0", kill_on_drop: false }` [INFO] [stdout] 5667679e5410394cc6da143d61d0735c79736bd29521acaff5829b3e708ba0b0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+19dd9535408db0f1ff3d16613619076aef524d19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8972c9af2f46dcd04c0ca2ed61db55225900ecfbd078542df9e99846528105ee [INFO] running `Command { std: "docker" "start" "-a" "8972c9af2f46dcd04c0ca2ed61db55225900ecfbd078542df9e99846528105ee", kill_on_drop: false }` [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking untrusted v0.6.2 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Compiling serde v1.0.188 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking http v0.1.21 [INFO] [stderr] Checking string v0.2.1 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling hyper v0.12.36 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Compiling ring v0.14.6 [INFO] [stderr] Compiling backtrace v0.3.69 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Checking tokio-buf v0.1.1 [INFO] [stderr] Checking want v0.2.0 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking http-body v0.1.0 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Checking serde_json v1.0.107 [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: `NodeInfo` 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: 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: 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: `NodeInfo` 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: 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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 13.73s [INFO] running `Command { std: "docker" "inspect" "8972c9af2f46dcd04c0ca2ed61db55225900ecfbd078542df9e99846528105ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8972c9af2f46dcd04c0ca2ed61db55225900ecfbd078542df9e99846528105ee", kill_on_drop: false }` [INFO] [stdout] 8972c9af2f46dcd04c0ca2ed61db55225900ecfbd078542df9e99846528105ee