[INFO] cloning repository https://github.com/pie-ai/prom-remote-ssh-exporter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pie-ai/prom-remote-ssh-exporter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpie-ai%2Fprom-remote-ssh-exporter", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpie-ai%2Fprom-remote-ssh-exporter'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e6451565021ad74b7dc085f5facb308301cabd26 [INFO] checking pie-ai/prom-remote-ssh-exporter against master#9fa580b1175018b0a276b0bc68f9827a106f7260 for pr-82565 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpie-ai%2Fprom-remote-ssh-exporter" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pie-ai/prom-remote-ssh-exporter on toolchain 9fa580b1175018b0a276b0bc68f9827a106f7260 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/pie-ai/prom-remote-ssh-exporter [INFO] finished tweaking git repo https://github.com/pie-ai/prom-remote-ssh-exporter [INFO] tweaked toml for git repo https://github.com/pie-ai/prom-remote-ssh-exporter written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/pie-ai/prom-remote-ssh-exporter already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "fetch" "--locked" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 892778badf7cb1824a2b38af6c4245d671e010ab3228ced5950382e8113596e2 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "892778badf7cb1824a2b38af6c4245d671e010ab3228ced5950382e8113596e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "892778badf7cb1824a2b38af6c4245d671e010ab3228ced5950382e8113596e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "892778badf7cb1824a2b38af6c4245d671e010ab3228ced5950382e8113596e2", kill_on_drop: false }` [INFO] [stdout] 892778badf7cb1824a2b38af6c4245d671e010ab3228ced5950382e8113596e2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 36a3119dcb5e97b2bc0f28835fcffcfd5655252c78c0a7f82a6900ddcf7c54f9 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "36a3119dcb5e97b2bc0f28835fcffcfd5655252c78c0a7f82a6900ddcf7c54f9", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling const_fn v0.4.3 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Compiling proc-macro-hack v0.5.15 [INFO] [stderr] Checking pin-utils v0.1.0-alpha.4 [INFO] [stderr] Checking pico-args v0.3.4 [INFO] [stderr] Checking http v0.2.1 [INFO] [stderr] Checking futures-channel v0.3.4 [INFO] [stderr] Checking lock_api v0.3.3 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Checking parking_lot_core v0.7.0 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Checking parking_lot v0.10.0 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling crossbeam-utils v0.8.0 [INFO] [stderr] Compiling indexmap v1.3.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Checking regex v1.3.6 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Compiling ring v0.16.12 [INFO] [stderr] Compiling openssl-sys v0.9.54 [INFO] [stderr] Compiling libz-sys v1.1.2 [INFO] [stderr] Compiling backtrace-sys v0.1.35 [INFO] [stderr] Compiling libssh2-sys v0.2.20 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Checking crossbeam-epoch v0.9.0 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking rayon-core v1.9.0 [INFO] [stderr] Checking backtrace v0.3.46 [INFO] [stderr] Checking http-body v0.3.1 [INFO] [stderr] Checking sct v0.6.0 [INFO] [stderr] Checking webpki v0.21.2 [INFO] [stderr] Checking ct-logs v0.6.0 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking rustls v0.16.0 [INFO] [stderr] Checking rustls-native-certs v0.1.0 [INFO] [stderr] Checking ssh2 v0.9.0 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Compiling futures-macro v0.3.4 [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] Compiling pin-project-internal v0.4.8 [INFO] [stderr] Compiling failure_derive v0.1.7 [INFO] [stderr] Checking tokio v0.2.16 [INFO] [stderr] Checking failure v0.1.7 [INFO] [stderr] Checking futures-util v0.3.4 [INFO] [stderr] Checking pin-project v0.4.8 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking tokio-rustls v0.12.2 [INFO] [stderr] Checking h2 v0.2.4 [INFO] [stderr] Checking hyper v0.13.4 [INFO] [stderr] Checking serde_json v1.0.51 [INFO] [stderr] Checking bstr v0.2.12 [INFO] [stderr] Checking hyper-rustls v0.19.1 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking prometheus_exporter_base v0.30.3 [INFO] [stderr] Checking ssh-prometheus-exporter v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `label_value` [INFO] [stdout] --> src/ssh/mod.rs:217:17 [INFO] [stdout] | [INFO] [stdout] 217 | let label_value = line.split(&[':'][..]); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_label_value` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ssh/mod.rs:206:9 [INFO] [stdout] | [INFO] [stdout] 206 | let mut cores: f32 = 0.0; [INFO] [stdout] | -----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ssh/mod.rs:210:13 [INFO] [stdout] | [INFO] [stdout] 210 | let mut line = l.to_string(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `label_value` [INFO] [stdout] --> src/ssh/mod.rs:217:17 [INFO] [stdout] | [INFO] [stdout] 217 | let label_value = line.split(&[':'][..]); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_label_value` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ssh/mod.rs:206:9 [INFO] [stdout] | [INFO] [stdout] 206 | let mut cores: f32 = 0.0; [INFO] [stdout] | -----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ssh/mod.rs:210:13 [INFO] [stdout] | [INFO] [stdout] 210 | let mut line = l.to_string(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/bin/rust-prometheus-http-exporter.rs:107:26 [INFO] [stdout] | [INFO] [stdout] 107 | let sess:(Session) = match ssh::connect(&record.hostname,&record.port, &record.username, &record.password) [INFO] [stdout] | ^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/bin/rust-prometheus-http-exporter.rs:107:26 [INFO] [stdout] | [INFO] [stdout] 107 | let sess:(Session) = match ssh::connect(&record.hostname,&record.port, &record.username, &record.password) [INFO] [stdout] | ^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `help` [INFO] [stdout] --> src/bin/rust-prometheus-http-exporter.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | help: bool, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `help` [INFO] [stdout] --> src/bin/rust-prometheus-http-exporter.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | help: bool, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 46s [INFO] running `Command { std: "docker" "inspect" "36a3119dcb5e97b2bc0f28835fcffcfd5655252c78c0a7f82a6900ddcf7c54f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "36a3119dcb5e97b2bc0f28835fcffcfd5655252c78c0a7f82a6900ddcf7c54f9", kill_on_drop: false }` [INFO] [stdout] 36a3119dcb5e97b2bc0f28835fcffcfd5655252c78c0a7f82a6900ddcf7c54f9