Dec 11 09:45:43.740 INFO checking sergorl/merkle_hash_tree against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677 Dec 11 09:45:43.741 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"` Dec 11 09:45:44.232 INFO [stdout] b717337321cc7590eb509e33a6093b4a01c3e54253bc099ea52916ea32fc223a Dec 11 09:45:44.244 INFO running `"docker" "start" "-a" "b717337321cc7590eb509e33a6093b4a01c3e54253bc099ea52916ea32fc223a"` Dec 11 09:45:45.780 INFO [stderr] usermod: no changes Dec 11 09:45:45.924 INFO [stderr] Checking num_cpus v0.2.13 Dec 11 09:45:45.924 INFO [stderr] Checking rust-crypto v0.2.36 Dec 11 09:45:45.924 INFO [stderr] Checking rayon v0.9.0 Dec 11 09:45:53.683 INFO [stderr] Checking merkle_hash_tree v0.1.0 (/source) Dec 11 09:45:54.224 INFO [stderr] warning: unused variable: `num_thread` Dec 11 09:45:54.224 INFO [stderr] --> src/lib.rs:272:13 Dec 11 09:45:54.224 INFO [stderr] | Dec 11 09:45:54.224 INFO [stderr] 272 | let num_thread: usize; Dec 11 09:45:54.224 INFO [stderr] | ^^^^^^^^^^ help: consider using `_num_thread` instead Dec 11 09:45:54.224 INFO [stderr] | Dec 11 09:45:54.224 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 11 09:45:54.225 INFO [stderr] Dec 11 09:45:54.225 INFO [stderr] warning: unused variable: `num_cpus` Dec 11 09:45:54.225 INFO [stderr] --> src/lib.rs:255:78 Dec 11 09:45:54.225 INFO [stderr] | Dec 11 09:45:54.225 INFO [stderr] 255 | fn create_hash_level(hash_tree: &mut Vec>, pool: &rayon::ThreadPool, num_cpus: usize) { Dec 11 09:45:54.225 INFO [stderr] | ^^^^^^^^ help: consider using `_num_cpus` instead Dec 11 09:45:54.225 INFO [stderr] Dec 11 09:45:54.225 INFO [stderr] warning: unused variable: `num_cpus` Dec 11 09:45:54.232 INFO [stderr] --> src/lib.rs:305:5 Dec 11 09:45:54.232 INFO [stderr] | Dec 11 09:45:54.232 INFO [stderr] 305 | num_cpus: usize, Dec 11 09:45:54.232 INFO [stderr] | ^^^^^^^^ help: consider using `_num_cpus` instead Dec 11 09:45:54.232 INFO [stderr] Dec 11 09:45:54.276 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 11 09:45:54.276 INFO [stderr] --> src/lib.rs:158:9 Dec 11 09:45:54.277 INFO [stderr] | Dec 11 09:45:54.277 INFO [stderr] 158 | write!(f, "{}\n", "Tree: "); Dec 11 09:45:54.277 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 11 09:45:54.277 INFO [stderr] | Dec 11 09:45:54.277 INFO [stderr] = note: #[warn(unused_must_use)] on by default Dec 11 09:45:54.277 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 11 09:45:54.277 INFO [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) Dec 11 09:45:54.277 INFO [stderr] Dec 11 09:45:54.277 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 11 09:45:54.277 INFO [stderr] --> src/lib.rs:161:13 Dec 11 09:45:54.277 INFO [stderr] | Dec 11 09:45:54.277 INFO [stderr] 161 | write!(f, "Level {}: \n", level); Dec 11 09:45:54.277 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 11 09:45:54.277 INFO [stderr] | Dec 11 09:45:54.277 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 11 09:45:54.277 INFO [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) Dec 11 09:45:54.277 INFO [stderr] Dec 11 09:45:54.277 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 11 09:45:54.277 INFO [stderr] --> src/lib.rs:164:17 Dec 11 09:45:54.277 INFO [stderr] | Dec 11 09:45:54.277 INFO [stderr] 164 | write!(f, "hash {}: {}\n", index, to_hex_string(hash)); Dec 11 09:45:54.277 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 11 09:45:54.277 INFO [stderr] | Dec 11 09:45:54.277 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 11 09:45:54.277 INFO [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) Dec 11 09:45:54.277 INFO [stderr] Dec 11 09:45:54.277 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 11 09:45:54.277 INFO [stderr] --> src/lib.rs:170:13 Dec 11 09:45:54.277 INFO [stderr] | Dec 11 09:45:54.277 INFO [stderr] 170 | / write!( Dec 11 09:45:54.277 INFO [stderr] 171 | | f, Dec 11 09:45:54.277 INFO [stderr] 172 | | "{}\n", Dec 11 09:45:54.277 INFO [stderr] 173 | | "--------------------------------------------------------------------" Dec 11 09:45:54.277 INFO [stderr] 174 | | ); Dec 11 09:45:54.277 INFO [stderr] | |______________^ Dec 11 09:45:54.277 INFO [stderr] | Dec 11 09:45:54.277 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 11 09:45:54.277 INFO [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) Dec 11 09:45:54.277 INFO [stderr] Dec 11 09:45:54.679 INFO [stderr] warning: unused variable: `num_thread` Dec 11 09:45:54.679 INFO [stderr] --> src/lib.rs:272:13 Dec 11 09:45:54.679 INFO [stderr] | Dec 11 09:45:54.679 INFO [stderr] 272 | let num_thread: usize; Dec 11 09:45:54.679 INFO [stderr] | ^^^^^^^^^^ help: consider using `_num_thread` instead Dec 11 09:45:54.679 INFO [stderr] | Dec 11 09:45:54.679 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 11 09:45:54.679 INFO [stderr] Dec 11 09:45:54.679 INFO [stderr] warning: unused variable: `num_cpus` Dec 11 09:45:54.679 INFO [stderr] --> src/lib.rs:255:78 Dec 11 09:45:54.679 INFO [stderr] | Dec 11 09:45:54.679 INFO [stderr] 255 | fn create_hash_level(hash_tree: &mut Vec>, pool: &rayon::ThreadPool, num_cpus: usize) { Dec 11 09:45:54.679 INFO [stderr] | ^^^^^^^^ help: consider using `_num_cpus` instead Dec 11 09:45:54.679 INFO [stderr] Dec 11 09:45:54.679 INFO [stderr] warning: unused variable: `num_cpus` Dec 11 09:45:54.679 INFO [stderr] --> src/lib.rs:305:5 Dec 11 09:45:54.679 INFO [stderr] | Dec 11 09:45:54.679 INFO [stderr] 305 | num_cpus: usize, Dec 11 09:45:54.679 INFO [stderr] | ^^^^^^^^ help: consider using `_num_cpus` instead Dec 11 09:45:54.679 INFO [stderr] Dec 11 09:45:54.876 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 11 09:45:54.876 INFO [stderr] --> src/lib.rs:158:9 Dec 11 09:45:54.876 INFO [stderr] | Dec 11 09:45:54.876 INFO [stderr] 158 | write!(f, "{}\n", "Tree: "); Dec 11 09:45:54.876 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 11 09:45:54.877 INFO [stderr] | Dec 11 09:45:54.877 INFO [stderr] = note: #[warn(unused_must_use)] on by default Dec 11 09:45:54.877 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 11 09:45:54.877 INFO [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) Dec 11 09:45:54.877 INFO [stderr] Dec 11 09:45:54.877 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 11 09:45:54.877 INFO [stderr] --> src/lib.rs:161:13 Dec 11 09:45:54.877 INFO [stderr] | Dec 11 09:45:54.877 INFO [stderr] 161 | write!(f, "Level {}: \n", level); Dec 11 09:45:54.877 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 11 09:45:54.877 INFO [stderr] | Dec 11 09:45:54.877 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 11 09:45:54.877 INFO [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) Dec 11 09:45:54.877 INFO [stderr] Dec 11 09:45:54.878 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 11 09:45:54.878 INFO [stderr] --> src/lib.rs:164:17 Dec 11 09:45:54.878 INFO [stderr] | Dec 11 09:45:54.878 INFO [stderr] 164 | write!(f, "hash {}: {}\n", index, to_hex_string(hash)); Dec 11 09:45:54.878 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 11 09:45:54.878 INFO [stderr] | Dec 11 09:45:54.878 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 11 09:45:54.878 INFO [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) Dec 11 09:45:54.878 INFO [stderr] Dec 11 09:45:54.879 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 11 09:45:54.879 INFO [stderr] --> src/lib.rs:170:13 Dec 11 09:45:54.879 INFO [stderr] | Dec 11 09:45:54.879 INFO [stderr] 170 | / write!( Dec 11 09:45:54.879 INFO [stderr] 171 | | f, Dec 11 09:45:54.879 INFO [stderr] 172 | | "{}\n", Dec 11 09:45:54.879 INFO [stderr] 173 | | "--------------------------------------------------------------------" Dec 11 09:45:54.879 INFO [stderr] 174 | | ); Dec 11 09:45:54.879 INFO [stderr] | |______________^ Dec 11 09:45:54.879 INFO [stderr] | Dec 11 09:45:54.879 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 11 09:45:54.879 INFO [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) Dec 11 09:45:54.879 INFO [stderr] Dec 11 09:45:55.080 INFO [stderr] warning: unused import: `merkle_tree::to_hex_string` Dec 11 09:45:55.080 INFO [stderr] --> src/main.rs:6:5 Dec 11 09:45:55.080 INFO [stderr] | Dec 11 09:45:55.080 INFO [stderr] 6 | use merkle_tree::to_hex_string; Dec 11 09:45:55.080 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 11 09:45:55.081 INFO [stderr] | Dec 11 09:45:55.081 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 11 09:45:55.081 INFO [stderr] Dec 11 09:45:55.193 INFO [stderr] warning: unused variable: `start` Dec 11 09:45:55.193 INFO [stderr] --> src/main.rs:23:9 Dec 11 09:45:55.193 INFO [stderr] | Dec 11 09:45:55.193 INFO [stderr] 23 | let start = PreciseTime::now(); Dec 11 09:45:55.194 INFO [stderr] | ^^^^^ help: consider using `_start` instead Dec 11 09:45:55.194 INFO [stderr] | Dec 11 09:45:55.194 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 11 09:45:55.194 INFO [stderr] Dec 11 09:45:55.194 INFO [stderr] warning: unused variable: `end` Dec 11 09:45:55.194 INFO [stderr] --> src/main.rs:25:9 Dec 11 09:45:55.194 INFO [stderr] | Dec 11 09:45:55.195 INFO [stderr] 25 | let end = PreciseTime::now(); Dec 11 09:45:55.195 INFO [stderr] | ^^^ help: consider using `_end` instead Dec 11 09:45:55.200 INFO [stderr] Dec 11 09:45:55.208 INFO [stderr] warning: variable does not need to be mutable Dec 11 09:45:55.208 INFO [stderr] --> src/main.rs:18:9 Dec 11 09:45:55.208 INFO [stderr] | Dec 11 09:45:55.208 INFO [stderr] 18 | let mut num_block: usize = 8 * 2; Dec 11 09:45:55.208 INFO [stderr] | ----^^^^^^^^^ Dec 11 09:45:55.208 INFO [stderr] | | Dec 11 09:45:55.208 INFO [stderr] | help: remove this `mut` Dec 11 09:45:55.208 INFO [stderr] | Dec 11 09:45:55.208 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 11 09:45:55.208 INFO [stderr] Dec 11 09:45:55.208 INFO [stderr] warning: variable does not need to be mutable Dec 11 09:45:55.208 INFO [stderr] --> src/main.rs:19:9 Dec 11 09:45:55.208 INFO [stderr] | Dec 11 09:45:55.208 INFO [stderr] 19 | let mut size_block: usize = 32; Dec 11 09:45:55.208 INFO [stderr] | ----^^^^^^^^^^ Dec 11 09:45:55.208 INFO [stderr] | | Dec 11 09:45:55.208 INFO [stderr] | help: remove this `mut` Dec 11 09:45:55.208 INFO [stderr] Dec 11 09:45:55.572 INFO [stderr] warning: unused import: `rand::Rng` Dec 11 09:45:55.572 INFO [stderr] --> benches/bench.rs:9:5 Dec 11 09:45:55.572 INFO [stderr] | Dec 11 09:45:55.572 INFO [stderr] 9 | use rand::Rng; Dec 11 09:45:55.572 INFO [stderr] | ^^^^^^^^^ Dec 11 09:45:55.576 INFO [stderr] | Dec 11 09:45:55.576 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 11 09:45:55.576 INFO [stderr] Dec 11 09:45:55.608 INFO [stderr] warning: unused import: `crypto::digest::Digest` Dec 11 09:45:55.608 INFO [stderr] --> tests/test.rs:10:5 Dec 11 09:45:55.608 INFO [stderr] | Dec 11 09:45:55.608 INFO [stderr] 10 | use crypto::digest::Digest; Dec 11 09:45:55.608 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ Dec 11 09:45:55.608 INFO [stderr] | Dec 11 09:45:55.608 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 11 09:45:55.608 INFO [stderr] Dec 11 09:45:55.608 INFO [stderr] warning: unused import: `rand::Rng` Dec 11 09:45:55.608 INFO [stderr] --> tests/test.rs:12:5 Dec 11 09:45:55.608 INFO [stderr] | Dec 11 09:45:55.608 INFO [stderr] 12 | use rand::Rng; Dec 11 09:45:55.608 INFO [stderr] | ^^^^^^^^^ Dec 11 09:45:55.608 INFO [stderr] Dec 11 09:45:55.712 INFO [stderr] warning: unused import: `merkle_tree::to_hex_string` Dec 11 09:45:55.712 INFO [stderr] --> src/main.rs:6:5 Dec 11 09:45:55.712 INFO [stderr] | Dec 11 09:45:55.712 INFO [stderr] 6 | use merkle_tree::to_hex_string; Dec 11 09:45:55.712 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 11 09:45:55.717 INFO [stderr] | Dec 11 09:45:55.717 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 11 09:45:55.717 INFO [stderr] Dec 11 09:45:55.773 INFO [stderr] warning: unused variable: `start` Dec 11 09:45:55.773 INFO [stderr] --> src/main.rs:23:9 Dec 11 09:45:55.773 INFO [stderr] | Dec 11 09:45:55.773 INFO [stderr] 23 | let start = PreciseTime::now(); Dec 11 09:45:55.773 INFO [stderr] | ^^^^^ help: consider using `_start` instead Dec 11 09:45:55.773 INFO [stderr] | Dec 11 09:45:55.773 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 11 09:45:55.773 INFO [stderr] Dec 11 09:45:55.773 INFO [stderr] warning: unused variable: `end` Dec 11 09:45:55.773 INFO [stderr] --> src/main.rs:25:9 Dec 11 09:45:55.773 INFO [stderr] | Dec 11 09:45:55.773 INFO [stderr] 25 | let end = PreciseTime::now(); Dec 11 09:45:55.773 INFO [stderr] | ^^^ help: consider using `_end` instead Dec 11 09:45:55.773 INFO [stderr] Dec 11 09:45:55.780 INFO [stderr] warning: variable does not need to be mutable Dec 11 09:45:55.780 INFO [stderr] --> src/main.rs:18:9 Dec 11 09:45:55.780 INFO [stderr] | Dec 11 09:45:55.780 INFO [stderr] 18 | let mut num_block: usize = 8 * 2; Dec 11 09:45:55.780 INFO [stderr] | ----^^^^^^^^^ Dec 11 09:45:55.780 INFO [stderr] | | Dec 11 09:45:55.780 INFO [stderr] | help: remove this `mut` Dec 11 09:45:55.780 INFO [stderr] | Dec 11 09:45:55.780 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 11 09:45:55.780 INFO [stderr] Dec 11 09:45:55.780 INFO [stderr] warning: variable does not need to be mutable Dec 11 09:45:55.780 INFO [stderr] --> src/main.rs:19:9 Dec 11 09:45:55.780 INFO [stderr] | Dec 11 09:45:55.780 INFO [stderr] 19 | let mut size_block: usize = 32; Dec 11 09:45:55.780 INFO [stderr] | ----^^^^^^^^^^ Dec 11 09:45:55.780 INFO [stderr] | | Dec 11 09:45:55.780 INFO [stderr] | help: remove this `mut` Dec 11 09:45:55.780 INFO [stderr] Dec 11 09:45:55.836 INFO [stderr] warning: unused variable: `tree` Dec 11 09:45:55.836 INFO [stderr] --> tests/test.rs:66:13 Dec 11 09:45:55.836 INFO [stderr] | Dec 11 09:45:55.836 INFO [stderr] 66 | let tree = MerkleTree::new(&data, num_cpus::get()); Dec 11 09:45:55.836 INFO [stderr] | ^^^^ help: consider using `_tree` instead Dec 11 09:45:55.836 INFO [stderr] | Dec 11 09:45:55.836 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 11 09:45:55.836 INFO [stderr] Dec 11 09:45:55.836 INFO [stderr] warning: unused variable: `tree` Dec 11 09:45:55.836 INFO [stderr] --> tests/test.rs:74:13 Dec 11 09:45:55.836 INFO [stderr] | Dec 11 09:45:55.836 INFO [stderr] 74 | let tree = MerkleTree::new(&data, num_cpus::get()); Dec 11 09:45:55.836 INFO [stderr] | ^^^^ help: consider using `_tree` instead Dec 11 09:45:55.836 INFO [stderr] Dec 11 09:45:55.836 INFO [stderr] warning: unused variable: `tree` Dec 11 09:45:55.836 INFO [stderr] --> tests/test.rs:82:13 Dec 11 09:45:55.836 INFO [stderr] | Dec 11 09:45:55.836 INFO [stderr] 82 | let tree = MerkleTree::new(&data, num_cpus::get()); Dec 11 09:45:55.836 INFO [stderr] | ^^^^ help: consider using `_tree` instead Dec 11 09:45:55.836 INFO [stderr] Dec 11 09:45:55.948 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.14s Dec 11 09:45:55.948 INFO [stderr] su: No module specific data is present Dec 11 09:45:56.536 INFO running `"docker" "inspect" "b717337321cc7590eb509e33a6093b4a01c3e54253bc099ea52916ea32fc223a"` Dec 11 09:45:56.946 INFO running `"docker" "rm" "-f" "b717337321cc7590eb509e33a6093b4a01c3e54253bc099ea52916ea32fc223a"` Dec 11 09:45:57.268 INFO [stdout] b717337321cc7590eb509e33a6093b4a01c3e54253bc099ea52916ea32fc223a