[INFO] crate mathper 0.1.2 is already in cache [INFO] checking mathper-0.1.2 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] extracting crate mathper 0.1.2 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate mathper 0.1.2 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate mathper 0.1.2 [INFO] finished tweaking crates.io crate mathper 0.1.2 [INFO] tweaked toml for crates.io crate mathper 0.1.2 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 693e1c35d8f2d5afd59f2423401adccb2e344c5cb010c98bfe657714bbb3d9e3 [INFO] running `"docker" "start" "-a" "693e1c35d8f2d5afd59f2423401adccb2e344c5cb010c98bfe657714bbb3d9e3"` [INFO] [stderr] Checking mathper v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] warning: function is never used: `sub` [INFO] [stderr] --> src/lib.rs:12:16 [INFO] [stderr] | [INFO] [stderr] 12 | pub fn sub(input1: u32, input2: u32) -> u32 { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: function is never used: `sub` [INFO] [stderr] --> src/lib.rs:12:16 [INFO] [stderr] | [INFO] [stderr] 12 | pub fn sub(input1: u32, input2: u32) -> u32 { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.75s [INFO] running `"docker" "inspect" "693e1c35d8f2d5afd59f2423401adccb2e344c5cb010c98bfe657714bbb3d9e3"` [INFO] running `"docker" "rm" "-f" "693e1c35d8f2d5afd59f2423401adccb2e344c5cb010c98bfe657714bbb3d9e3"` [INFO] [stdout] 693e1c35d8f2d5afd59f2423401adccb2e344c5cb010c98bfe657714bbb3d9e3