[INFO] fetching crate substreams-sink-prometheus 0.1.9...
[INFO] checking substreams-sink-prometheus-0.1.9 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate substreams-sink-prometheus 0.1.9 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate substreams-sink-prometheus 0.1.9 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] removed /workspace/builds/worker-1-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate substreams-sink-prometheus 0.1.9
[INFO] finished tweaking crates.io crate substreams-sink-prometheus 0.1.9
[INFO] tweaked toml for crates.io crate substreams-sink-prometheus 0.1.9 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 12 packages
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding prost v0.11.9 (latest: v0.12.4)
[INFO] [stderr]       Adding prost-derive v0.11.9 (latest: v0.12.4)
[INFO] [stderr]       Adding prost-types v0.11.9 (latest: v0.12.4)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 74c9d67a2c963329fe8b91d70c39611a1d885693c684fe3dca55d19a79d98f6a
[INFO] running `Command { std: "docker" "start" "-a" "74c9d67a2c963329fe8b91d70c39611a1d885693c684fe3dca55d19a79d98f6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74c9d67a2c963329fe8b91d70c39611a1d885693c684fe3dca55d19a79d98f6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74c9d67a2c963329fe8b91d70c39611a1d885693c684fe3dca55d19a79d98f6a", kill_on_drop: false }`
[INFO] [stdout] 74c9d67a2c963329fe8b91d70c39611a1d885693c684fe3dca55d19a79d98f6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 167d391357ac5e5ac1cb154b411158f60e1f7ab1ff1a71740f0ea9e49109e466
[INFO] running `Command { std: "docker" "start" "-a" "167d391357ac5e5ac1cb154b411158f60e1f7ab1ff1a71740f0ea9e49109e466", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling prost-derive v0.11.9
[INFO] [stderr]     Checking prost v0.11.9
[INFO] [stderr]     Checking prost-types v0.11.9
[INFO] [stderr]     Checking substreams-sink-prometheus v0.1.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self::labels::*`
[INFO] [stdout]    --> src/lib.rs:144:9
[INFO] [stdout]     |
[INFO] [stdout] 144 | pub use self::labels::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `HashMap` is imported redundantly
[INFO] [stdout]    --> src/counter.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |     use super::*;
[INFO] [stdout]     |         -------- the item `HashMap` is already imported here
[INFO] [stdout] 139 |     use crate::PrometheusOperations;
[INFO] [stdout] 140 |     use std::collections::HashMap;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `HashMap` is imported redundantly
[INFO] [stdout]    --> src/gauge.rs:228:9
[INFO] [stdout]     |
[INFO] [stdout] 226 |     use super::*;
[INFO] [stdout]     |         -------- the item `HashMap` is already imported here
[INFO] [stdout] 227 |     use crate::PrometheusOperations;
[INFO] [stdout] 228 |     use std::collections::HashMap;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `HashMap` is imported redundantly
[INFO] [stdout]    --> src/summary.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |     use super::*;
[INFO] [stdout]     |         -------- the item `HashMap` is already imported here
[INFO] [stdout] 141 |     use crate::PrometheusOperations;
[INFO] [stdout] 142 |     use std::collections::HashMap;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `HashMap` is imported redundantly
[INFO] [stdout]    --> src/histogram.rs:166:9
[INFO] [stdout]     |
[INFO] [stdout] 164 |     use super::*;
[INFO] [stdout]     |         -------- the item `HashMap` is already imported here
[INFO] [stdout] 165 |     use crate::PrometheusOperations;
[INFO] [stdout] 166 |     use std::collections::HashMap;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::labels::*`
[INFO] [stdout]    --> src/lib.rs:144:9
[INFO] [stdout]     |
[INFO] [stdout] 144 | pub use self::labels::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.24s
[INFO] running `Command { std: "docker" "inspect" "167d391357ac5e5ac1cb154b411158f60e1f7ab1ff1a71740f0ea9e49109e466", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "167d391357ac5e5ac1cb154b411158f60e1f7ab1ff1a71740f0ea9e49109e466", kill_on_drop: false }`
[INFO] [stdout] 167d391357ac5e5ac1cb154b411158f60e1f7ab1ff1a71740f0ea9e49109e466