[INFO] crate generators 0.1.0 is already in cache
[INFO] checking generators-0.1.0 against master#7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3 for pr-71873
[INFO] extracting crate generators 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate generators 0.1.0 on toolchain 7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate generators 0.1.0
[INFO] finished tweaking crates.io crate generators 0.1.0
[INFO] tweaked toml for crates.io crate generators 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "+7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3" "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] 32cb1ccdd621e4b8fdb3e56cf3006306ad3aee0c4cea30124cd89afc638b3fe9
[INFO] running `"docker" "start" "-a" "32cb1ccdd621e4b8fdb3e56cf3006306ad3aee0c4cea30124cd89afc638b3fe9"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking generators v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `num1`
[INFO] [stderr]  --> src/lib.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn cal(num1:u8,num2:u8)->u8
[INFO] [stderr]   |            ^^^^ help: if this is intentional, prefix it with an underscore: `_num1`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `num2`
[INFO] [stderr]  --> src/lib.rs:1:20
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn cal(num1:u8,num2:u8)->u8
[INFO] [stderr]   |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_num2`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `num1`
[INFO] [stderr]  --> src/lib.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn cal(num1:u8,num2:u8)->u8
[INFO] [stderr]   |            ^^^^ help: if this is intentional, prefix it with an underscore: `_num1`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `num2`
[INFO] [stderr]  --> src/lib.rs:1:20
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn cal(num1:u8,num2:u8)->u8
[INFO] [stderr]   |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_num2`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `"docker" "inspect" "32cb1ccdd621e4b8fdb3e56cf3006306ad3aee0c4cea30124cd89afc638b3fe9"`
[INFO] running `"docker" "rm" "-f" "32cb1ccdd621e4b8fdb3e56cf3006306ad3aee0c4cea30124cd89afc638b3fe9"`
[INFO] [stdout] 32cb1ccdd621e4b8fdb3e56cf3006306ad3aee0c4cea30124cd89afc638b3fe9