[INFO] cloning repository https://github.com/cipriancraciun/journald-exporter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cipriancraciun/journald-exporter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcipriancraciun%2Fjournald-exporter", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcipriancraciun%2Fjournald-exporter'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 99a98730ccf2ad9228e06f982255ff335d80b852 [INFO] checking cipriancraciun/journald-exporter against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcipriancraciun%2Fjournald-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/cipriancraciun/journald-exporter on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cipriancraciun/journald-exporter [INFO] finished tweaking git repo https://github.com/cipriancraciun/journald-exporter [INFO] tweaked toml for git repo https://github.com/cipriancraciun/journald-exporter written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/cipriancraciun/journald-exporter already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 17a7e23780cb9122a529669c0f184b0c98b44088ffae1cc6fa1dbcebf4238426 [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" "17a7e23780cb9122a529669c0f184b0c98b44088ffae1cc6fa1dbcebf4238426", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "17a7e23780cb9122a529669c0f184b0c98b44088ffae1cc6fa1dbcebf4238426", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "17a7e23780cb9122a529669c0f184b0c98b44088ffae1cc6fa1dbcebf4238426", kill_on_drop: false }` [INFO] [stdout] 17a7e23780cb9122a529669c0f184b0c98b44088ffae1cc6fa1dbcebf4238426 [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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7bfdc14fd6cf92d67ed2280f3c5673fb52f9647db2e11fb8305b90c27c137a15 [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" "7bfdc14fd6cf92d67ed2280f3c5673fb52f9647db2e11fb8305b90c27c137a15", kill_on_drop: false }` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling libsystemd-sys v0.2.2 [INFO] [stderr] Checking journald-exporter v0.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> sources/lib.rs:44:19 [INFO] [stdout] | [INFO] [stdout] 44 | pub fn main () -> (Result<(), io::Error>) { [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] --> sources/lib.rs:113:95 [INFO] [stdout] | [INFO] [stdout] 113 | fn sd_read_field (_journal : *mut sd::sd_journal, _key : &FieldKey, _buffer : &mut String) -> (Result) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> sources/lib.rs:158:43 [INFO] [stdout] | [INFO] [stdout] 158 | fn sd_outcome (_outcome : libc::c_int) -> (Result) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> sources/lib.rs:44:19 [INFO] [stdout] | [INFO] [stdout] 44 | pub fn main () -> (Result<(), io::Error>) { [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] --> sources/lib.rs:113:95 [INFO] [stdout] | [INFO] [stdout] 113 | fn sd_read_field (_journal : *mut sd::sd_journal, _key : &FieldKey, _buffer : &mut String) -> (Result) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> sources/lib.rs:158:43 [INFO] [stdout] | [INFO] [stdout] 158 | fn sd_outcome (_outcome : libc::c_int) -> (Result) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [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 4.52s [INFO] running `Command { std: "docker" "inspect" "7bfdc14fd6cf92d67ed2280f3c5673fb52f9647db2e11fb8305b90c27c137a15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7bfdc14fd6cf92d67ed2280f3c5673fb52f9647db2e11fb8305b90c27c137a15", kill_on_drop: false }` [INFO] [stdout] 7bfdc14fd6cf92d67ed2280f3c5673fb52f9647db2e11fb8305b90c27c137a15