[INFO] fetching crate smlang 0.3.0... [INFO] checking smlang-0.3.0 against try#96b3c169cd2d8959926fa240f10342f1659f8ae3 for pr-71896 [INFO] extracting crate smlang 0.3.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate smlang 0.3.0 on toolchain 96b3c169cd2d8959926fa240f10342f1659f8ae3 [INFO] running `"/workspace/cargo-home/bin/cargo" "+96b3c169cd2d8959926fa240f10342f1659f8ae3" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate smlang 0.3.0 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate smlang 0.3.0 [INFO] tweaked toml for crates.io crate smlang 0.3.0 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate crates.io crate smlang 0.3.0 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+96b3c169cd2d8959926fa240f10342f1659f8ae3" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded smlang-macros v0.1.6 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+96b3c169cd2d8959926fa240f10342f1659f8ae3" "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] 67e195917804ea4d2eeaf16b76e271a126ba895011d92fdc544cc0ced1469f30 [INFO] running `"docker" "start" "-a" "67e195917804ea4d2eeaf16b76e271a126ba895011d92fdc544cc0ced1469f30"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.18 [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling anyhow v1.0.28 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Compiling compiletest_rs v0.4.1 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Checking dirs-sys v0.3.4 [INFO] [stderr] Checking filetime v0.2.9 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Checking term v0.6.1 [INFO] [stderr] Checking tester v0.7.0 [INFO] [stderr] Checking regex v1.3.7 [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] Compiling smlang-macros v0.1.6 [INFO] [stderr] Checking smlang v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking serde_json v1.0.52 [INFO] [stderr] Checking rustfix v0.5.1 [INFO] [stderr] warning: unused variable: `sm` [INFO] [stderr] --> examples/ex4.rs:35:9 [INFO] [stderr] | [INFO] [stderr] 35 | let mut sm = StateMachine::new(Context); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sm` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `event_data` [INFO] [stderr] --> examples/ex4.rs:17:26 [INFO] [stderr] | [INFO] [stderr] 17 | fn guard1(&mut self, event_data: &u32) -> bool { [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_event_data` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `state_data` [INFO] [stderr] --> examples/ex4.rs:21:26 [INFO] [stderr] | [INFO] [stderr] 21 | fn guard2(&mut self, state_data: &i8, event_data: &i32) -> bool { [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_state_data` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `event_data` [INFO] [stderr] --> examples/ex4.rs:21:43 [INFO] [stderr] | [INFO] [stderr] 21 | fn guard2(&mut self, state_data: &i8, event_data: &i32) -> bool { [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_event_data` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `event_data` [INFO] [stderr] --> examples/ex4.rs:25:27 [INFO] [stderr] | [INFO] [stderr] 25 | fn action1(&mut self, event_data: &u32) -> i8 { [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_event_data` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `state_data` [INFO] [stderr] --> examples/ex4.rs:29:27 [INFO] [stderr] | [INFO] [stderr] 29 | fn action2(&mut self, state_data: &i8, event_data: &i32) { [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_state_data` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `event_data` [INFO] [stderr] --> examples/ex4.rs:29:44 [INFO] [stderr] | [INFO] [stderr] 29 | fn action2(&mut self, state_data: &i8, event_data: &i32) { [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_event_data` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> examples/ex4.rs:35:9 [INFO] [stderr] | [INFO] [stderr] 35 | let mut sm = StateMachine::new(Context); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `event_data` [INFO] [stderr] --> examples/event_with_reference_data.rs:19:26 [INFO] [stderr] | [INFO] [stderr] 19 | fn guard1(&mut self, event_data: &[u8]) -> bool { [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_event_data` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `event_data` [INFO] [stderr] --> examples/event_with_reference_data.rs:23:27 [INFO] [stderr] | [INFO] [stderr] 23 | fn action1(&mut self, event_data: &[u8]) { [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_event_data` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `event_data` [INFO] [stderr] --> examples/event_with_reference_data.rs:26:26 [INFO] [stderr] | [INFO] [stderr] 26 | fn guard2(&mut self, event_data: &MyReferenceWrapper) -> bool { [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_event_data` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `event_data` [INFO] [stderr] --> examples/event_with_reference_data.rs:30:27 [INFO] [stderr] | [INFO] [stderr] 30 | fn action2(&mut self, event_data: &MyReferenceWrapper) { [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_event_data` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> examples/event_with_reference_data.rs:35:9 [INFO] [stderr] | [INFO] [stderr] 35 | let mut sm = StateMachine::new(Context); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run_mode` [INFO] [stderr] --> tests/compiletest.rs:5:4 [INFO] [stderr] | [INFO] [stderr] 5 | fn run_mode(mode: &'static str) { [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 1m 06s [INFO] running `"docker" "inspect" "67e195917804ea4d2eeaf16b76e271a126ba895011d92fdc544cc0ced1469f30"` [INFO] running `"docker" "rm" "-f" "67e195917804ea4d2eeaf16b76e271a126ba895011d92fdc544cc0ced1469f30"` [INFO] [stdout] 67e195917804ea4d2eeaf16b76e271a126ba895011d92fdc544cc0ced1469f30