[INFO] crate hexagon-e 0.1.5 is already in cache
[INFO] checking hexagon-e-0.1.5 against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037
[INFO] extracting crate hexagon-e 0.1.5 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate hexagon-e 0.1.5 on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate hexagon-e 0.1.5
[INFO] finished tweaking crates.io crate hexagon-e 0.1.5
[INFO] tweaked toml for crates.io crate hexagon-e 0.1.5 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "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] 5da51611b5e226de257a5cc61113d74d14be02f8fd7a22a8780ae52c538868dd
[INFO] running `"docker" "start" "-a" "5da51611b5e226de257a5cc61113d74d14be02f8fd7a22a8780ae52c538868dd"`
[INFO] [stderr]     Checking hexagon-e v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/vm.rs:449:64
[INFO] [stderr]     |
[INFO] [stderr] 449 |                 Opcode::I32Clz => run_unop!(self.env, i32, |v| unsafe { ::core::intrinsics::ctlz(v) }),
[INFO] [stderr]     |                                                                ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/vm.rs:450:64
[INFO] [stderr]     |
[INFO] [stderr] 450 |                 Opcode::I32Ctz => run_unop!(self.env, i32, |v| unsafe { ::core::intrinsics::cttz(v) }),
[INFO] [stderr]     |                                                                ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/vm.rs:451:67
[INFO] [stderr]     |
[INFO] [stderr] 451 |                 Opcode::I32Popcnt => run_unop!(self.env, i32, |v| unsafe { ::core::intrinsics::ctpop(v) }),
[INFO] [stderr]     |                                                                   ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/vm.rs:517:64
[INFO] [stderr]     |
[INFO] [stderr] 517 |                 Opcode::I64Clz => run_unop!(self.env, i64, |v| unsafe { ::core::intrinsics::ctlz(v) }),
[INFO] [stderr]     |                                                                ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/vm.rs:518:64
[INFO] [stderr]     |
[INFO] [stderr] 518 |                 Opcode::I64Ctz => run_unop!(self.env, i64, |v| unsafe { ::core::intrinsics::cttz(v) }),
[INFO] [stderr]     |                                                                ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/vm.rs:519:67
[INFO] [stderr]     |
[INFO] [stderr] 519 |                 Opcode::I64Popcnt => run_unop!(self.env, i64, |v| unsafe { ::core::intrinsics::ctpop(v) }),
[INFO] [stderr]     |                                                                   ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/vm.rs:449:64
[INFO] [stderr]     |
[INFO] [stderr] 449 |                 Opcode::I32Clz => run_unop!(self.env, i32, |v| unsafe { ::core::intrinsics::ctlz(v) }),
[INFO] [stderr]     |                                                                ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/vm.rs:450:64
[INFO] [stderr]     |
[INFO] [stderr] 450 |                 Opcode::I32Ctz => run_unop!(self.env, i32, |v| unsafe { ::core::intrinsics::cttz(v) }),
[INFO] [stderr]     |                                                                ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/vm.rs:451:67
[INFO] [stderr]     |
[INFO] [stderr] 451 |                 Opcode::I32Popcnt => run_unop!(self.env, i32, |v| unsafe { ::core::intrinsics::ctpop(v) }),
[INFO] [stderr]     |                                                                   ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/vm.rs:517:64
[INFO] [stderr]     |
[INFO] [stderr] 517 |                 Opcode::I64Clz => run_unop!(self.env, i64, |v| unsafe { ::core::intrinsics::ctlz(v) }),
[INFO] [stderr]     |                                                                ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/vm.rs:518:64
[INFO] [stderr]     |
[INFO] [stderr] 518 |                 Opcode::I64Ctz => run_unop!(self.env, i64, |v| unsafe { ::core::intrinsics::cttz(v) }),
[INFO] [stderr]     |                                                                ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/vm.rs:519:67
[INFO] [stderr]     |
[INFO] [stderr] 519 |                 Opcode::I64Popcnt => run_unop!(self.env, i64, |v| unsafe { ::core::intrinsics::ctpop(v) }),
[INFO] [stderr]     |                                                                   ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `"docker" "inspect" "5da51611b5e226de257a5cc61113d74d14be02f8fd7a22a8780ae52c538868dd"`
[INFO] running `"docker" "rm" "-f" "5da51611b5e226de257a5cc61113d74d14be02f8fd7a22a8780ae52c538868dd"`
[INFO] [stdout] 5da51611b5e226de257a5cc61113d74d14be02f8fd7a22a8780ae52c538868dd