[INFO] fetching crate json-rust 0.1.0... [INFO] checking json-rust-0.1.0 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846 [INFO] extracting crate json-rust 0.1.0 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate json-rust 0.1.0 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate json-rust 0.1.0 [INFO] finished tweaking crates.io crate json-rust 0.1.0 [INFO] tweaked toml for crates.io crate json-rust 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1fe80c7204ce2a5359803066978c3d985a9aa23be10545bea22ebe789d19bdde [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" "1fe80c7204ce2a5359803066978c3d985a9aa23be10545bea22ebe789d19bdde", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1fe80c7204ce2a5359803066978c3d985a9aa23be10545bea22ebe789d19bdde", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1fe80c7204ce2a5359803066978c3d985a9aa23be10545bea22ebe789d19bdde", kill_on_drop: false }` [INFO] [stdout] 1fe80c7204ce2a5359803066978c3d985a9aa23be10545bea22ebe789d19bdde [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6476ec910cb71731601e0055ad09ff6798e42f0ed4ef09b551544efb5e626be2 [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" "6476ec910cb71731601e0055ad09ff6798e42f0ed4ef09b551544efb5e626be2", kill_on_drop: false }` [INFO] [stderr] Checking json-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `new` [INFO] [stdout] --> src/hhome/mod.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn new(){ [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `new` [INFO] [stdout] --> src/hhome/mod.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn new(){ [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `JSONObject` should have a snake case name [INFO] [stdout] --> src/hhome/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub mod JSONObject { [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `jsonobject` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `JSONObject` should have a snake case name [INFO] [stdout] --> src/hhome/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub mod JSONObject { [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `jsonobject` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.36s [INFO] running `Command { std: "docker" "inspect" "6476ec910cb71731601e0055ad09ff6798e42f0ed4ef09b551544efb5e626be2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6476ec910cb71731601e0055ad09ff6798e42f0ed4ef09b551544efb5e626be2", kill_on_drop: false }` [INFO] [stdout] 6476ec910cb71731601e0055ad09ff6798e42f0ed4ef09b551544efb5e626be2