[INFO] fetching crate divisibility_check 0.1.0... [INFO] checking divisibility_check-0.1.0 against try#8a749131e7beb72f6edacefd2bdcbed3d67b2112 for pr-72331 [INFO] extracting crate divisibility_check 0.1.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate divisibility_check 0.1.0 on toolchain 8a749131e7beb72f6edacefd2bdcbed3d67b2112 [INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate divisibility_check 0.1.0 [INFO] finished tweaking crates.io crate divisibility_check 0.1.0 [INFO] tweaked toml for crates.io crate divisibility_check 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded check v0.1.0 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "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] 55120049be65ff4229f22059278568097d7ab185f8fb226d1d51bb7f16987172 [INFO] running `"docker" "start" "-a" "55120049be65ff4229f22059278568097d7ab185f8fb226d1d51bb7f16987172"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Checking check v0.1.0 [INFO] [stderr] Checking divisibility_check v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `Numerator` [INFO] [stderr] --> src/main.rs:32:9 [INFO] [stderr] | [INFO] [stderr] 32 | let Numerator:i32 = Numerator.trim().parse().unwrap(); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_Numerator` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `Denominator` [INFO] [stderr] --> src/main.rs:37:9 [INFO] [stderr] | [INFO] [stderr] 37 | let Denominator:i32 = Denominator.trim().parse().unwrap(); [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_Denominator` [INFO] [stderr] [INFO] [stderr] warning: variable `Numerator` should have a snake case name [INFO] [stderr] --> src/main.rs:30:13 [INFO] [stderr] | [INFO] [stderr] 30 | let mut Numerator = String::new(); [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to snake case: `numerator` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:31:5 [INFO] [stderr] | [INFO] [stderr] 31 | io::stdin().read_line(&mut Numerator); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: variable `Numerator` should have a snake case name [INFO] [stderr] --> src/main.rs:32:9 [INFO] [stderr] | [INFO] [stderr] 32 | let Numerator:i32 = Numerator.trim().parse().unwrap(); [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to snake case: `numerator` [INFO] [stderr] [INFO] [stderr] warning: variable `Denominator` should have a snake case name [INFO] [stderr] --> src/main.rs:35:13 [INFO] [stderr] | [INFO] [stderr] 35 | let mut Denominator = String::new(); [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to snake case: `denominator` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:36:5 [INFO] [stderr] | [INFO] [stderr] 36 | io::stdin().read_line(&mut Denominator); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: variable `Denominator` should have a snake case name [INFO] [stderr] --> src/main.rs:37:9 [INFO] [stderr] | [INFO] [stderr] 37 | let Denominator:i32 = Denominator.trim().parse().unwrap(); [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to snake case: `denominator` [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `Numerator` [INFO] [stderr] --> src/main.rs:32:9 [INFO] [stderr] | [INFO] [stderr] 32 | let Numerator:i32 = Numerator.trim().parse().unwrap(); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_Numerator` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `Denominator` [INFO] [stderr] --> src/main.rs:37:9 [INFO] [stderr] | [INFO] [stderr] 37 | let Denominator:i32 = Denominator.trim().parse().unwrap(); [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_Denominator` [INFO] [stderr] [INFO] [stderr] warning: variable `Numerator` should have a snake case name [INFO] [stderr] --> src/main.rs:30:13 [INFO] [stderr] | [INFO] [stderr] 30 | let mut Numerator = String::new(); [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to snake case: `numerator` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:31:5 [INFO] [stderr] | [INFO] [stderr] 31 | io::stdin().read_line(&mut Numerator); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: variable `Numerator` should have a snake case name [INFO] [stderr] --> src/main.rs:32:9 [INFO] [stderr] | [INFO] [stderr] 32 | let Numerator:i32 = Numerator.trim().parse().unwrap(); [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to snake case: `numerator` [INFO] [stderr] [INFO] [stderr] warning: variable `Denominator` should have a snake case name [INFO] [stderr] --> src/main.rs:35:13 [INFO] [stderr] | [INFO] [stderr] 35 | let mut Denominator = String::new(); [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to snake case: `denominator` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:36:5 [INFO] [stderr] | [INFO] [stderr] 36 | io::stdin().read_line(&mut Denominator); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: variable `Denominator` should have a snake case name [INFO] [stderr] --> src/main.rs:37:9 [INFO] [stderr] | [INFO] [stderr] 37 | let Denominator:i32 = Denominator.trim().parse().unwrap(); [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to snake case: `denominator` [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.62s [INFO] running `"docker" "inspect" "55120049be65ff4229f22059278568097d7ab185f8fb226d1d51bb7f16987172"` [INFO] running `"docker" "rm" "-f" "55120049be65ff4229f22059278568097d7ab185f8fb226d1d51bb7f16987172"` [INFO] [stdout] 55120049be65ff4229f22059278568097d7ab185f8fb226d1d51bb7f16987172