Dec 04 10:25:45.784 INFO checking sergorl/merkle_hash_tree against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481 Dec 04 10:25:45.784 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 04 10:25:46.193 INFO [stdout] 77e2d8ff519d00753437f070426ab28151dd9bcc1eb09c42717085b1d48d05b1 Dec 04 10:25:46.199 INFO running `"docker" "start" "-a" "77e2d8ff519d00753437f070426ab28151dd9bcc1eb09c42717085b1d48d05b1"` Dec 04 10:25:47.387 INFO [stderr] usermod: no changes Dec 04 10:25:47.519 INFO [stderr] Checking num_cpus v0.2.13 Dec 04 10:25:47.523 INFO [stderr] Checking rust-crypto v0.2.36 Dec 04 10:25:47.523 INFO [stderr] Checking rayon v0.9.0 Dec 04 10:25:54.551 INFO [stderr] Checking merkle_hash_tree v0.1.0 (/source) Dec 04 10:25:55.102 INFO [stderr] warning: unused variable: `num_thread` Dec 04 10:25:55.102 INFO [stderr] --> src/lib.rs:272:13 Dec 04 10:25:55.102 INFO [stderr] | Dec 04 10:25:55.102 INFO [stderr] 272 | let num_thread: usize; Dec 04 10:25:55.102 INFO [stderr] | ^^^^^^^^^^ help: consider using `_num_thread` instead Dec 04 10:25:55.102 INFO [stderr] | Dec 04 10:25:55.102 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 04 10:25:55.102 INFO [stderr] Dec 04 10:25:55.103 INFO [stderr] warning: unused variable: `num_cpus` Dec 04 10:25:55.103 INFO [stderr] --> src/lib.rs:255:78 Dec 04 10:25:55.103 INFO [stderr] | Dec 04 10:25:55.103 INFO [stderr] 255 | fn create_hash_level(hash_tree: &mut Vec>, pool: &rayon::ThreadPool, num_cpus: usize) { Dec 04 10:25:55.104 INFO [stderr] | ^^^^^^^^ help: consider using `_num_cpus` instead Dec 04 10:25:55.104 INFO [stderr] Dec 04 10:25:55.104 INFO [stderr] warning: unused variable: `num_cpus` Dec 04 10:25:55.105 INFO [stderr] --> src/lib.rs:305:5 Dec 04 10:25:55.105 INFO [stderr] | Dec 04 10:25:55.105 INFO [stderr] 305 | num_cpus: usize, Dec 04 10:25:55.105 INFO [stderr] | ^^^^^^^^ help: consider using `_num_cpus` instead Dec 04 10:25:55.106 INFO [stderr] Dec 04 10:25:55.160 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 04 10:25:55.160 INFO [stderr] --> src/lib.rs:158:9 Dec 04 10:25:55.160 INFO [stderr] | Dec 04 10:25:55.160 INFO [stderr] 158 | write!(f, "{}\n", "Tree: "); Dec 04 10:25:55.160 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 10:25:55.160 INFO [stderr] | Dec 04 10:25:55.160 INFO [stderr] = note: #[warn(unused_must_use)] on by default Dec 04 10:25:55.160 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 04 10:25:55.160 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 04 10:25:55.160 INFO [stderr] Dec 04 10:25:55.161 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 04 10:25:55.161 INFO [stderr] --> src/lib.rs:161:13 Dec 04 10:25:55.161 INFO [stderr] | Dec 04 10:25:55.161 INFO [stderr] 161 | write!(f, "Level {}: \n", level); Dec 04 10:25:55.161 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 10:25:55.161 INFO [stderr] | Dec 04 10:25:55.161 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 04 10:25:55.161 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 04 10:25:55.161 INFO [stderr] Dec 04 10:25:55.161 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 04 10:25:55.161 INFO [stderr] --> src/lib.rs:164:17 Dec 04 10:25:55.161 INFO [stderr] | Dec 04 10:25:55.161 INFO [stderr] 164 | write!(f, "hash {}: {}\n", index, to_hex_string(hash)); Dec 04 10:25:55.161 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 10:25:55.161 INFO [stderr] | Dec 04 10:25:55.161 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 04 10:25:55.161 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 04 10:25:55.161 INFO [stderr] Dec 04 10:25:55.161 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 04 10:25:55.161 INFO [stderr] --> src/lib.rs:170:13 Dec 04 10:25:55.161 INFO [stderr] | Dec 04 10:25:55.161 INFO [stderr] 170 | / write!( Dec 04 10:25:55.161 INFO [stderr] 171 | | f, Dec 04 10:25:55.161 INFO [stderr] 172 | | "{}\n", Dec 04 10:25:55.161 INFO [stderr] 173 | | "--------------------------------------------------------------------" Dec 04 10:25:55.161 INFO [stderr] 174 | | ); Dec 04 10:25:55.161 INFO [stderr] | |______________^ Dec 04 10:25:55.161 INFO [stderr] | Dec 04 10:25:55.161 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 04 10:25:55.161 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 04 10:25:55.161 INFO [stderr] Dec 04 10:25:55.583 INFO [stderr] warning: unused variable: `num_thread` Dec 04 10:25:55.583 INFO [stderr] --> src/lib.rs:272:13 Dec 04 10:25:55.584 INFO [stderr] | Dec 04 10:25:55.584 INFO [stderr] 272 | let num_thread: usize; Dec 04 10:25:55.584 INFO [stderr] | ^^^^^^^^^^ help: consider using `_num_thread` instead Dec 04 10:25:55.584 INFO [stderr] | Dec 04 10:25:55.585 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 04 10:25:55.585 INFO [stderr] Dec 04 10:25:55.585 INFO [stderr] warning: unused variable: `num_cpus` Dec 04 10:25:55.585 INFO [stderr] --> src/lib.rs:255:78 Dec 04 10:25:55.586 INFO [stderr] | Dec 04 10:25:55.586 INFO [stderr] 255 | fn create_hash_level(hash_tree: &mut Vec>, pool: &rayon::ThreadPool, num_cpus: usize) { Dec 04 10:25:55.586 INFO [stderr] | ^^^^^^^^ help: consider using `_num_cpus` instead Dec 04 10:25:55.586 INFO [stderr] Dec 04 10:25:55.587 INFO [stderr] warning: unused variable: `num_cpus` Dec 04 10:25:55.587 INFO [stderr] --> src/lib.rs:305:5 Dec 04 10:25:55.587 INFO [stderr] | Dec 04 10:25:55.588 INFO [stderr] 305 | num_cpus: usize, Dec 04 10:25:55.588 INFO [stderr] | ^^^^^^^^ help: consider using `_num_cpus` instead Dec 04 10:25:55.588 INFO [stderr] Dec 04 10:25:55.683 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 04 10:25:55.683 INFO [stderr] --> src/lib.rs:158:9 Dec 04 10:25:55.683 INFO [stderr] | Dec 04 10:25:55.684 INFO [stderr] 158 | write!(f, "{}\n", "Tree: "); Dec 04 10:25:55.684 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 10:25:55.684 INFO [stderr] | Dec 04 10:25:55.684 INFO [stderr] = note: #[warn(unused_must_use)] on by default Dec 04 10:25:55.685 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 04 10:25:55.685 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 04 10:25:55.685 INFO [stderr] Dec 04 10:25:55.685 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 04 10:25:55.686 INFO [stderr] --> src/lib.rs:161:13 Dec 04 10:25:55.686 INFO [stderr] | Dec 04 10:25:55.686 INFO [stderr] 161 | write!(f, "Level {}: \n", level); Dec 04 10:25:55.686 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 10:25:55.686 INFO [stderr] | Dec 04 10:25:55.686 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 04 10:25:55.686 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 04 10:25:55.686 INFO [stderr] Dec 04 10:25:55.686 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 04 10:25:55.686 INFO [stderr] --> src/lib.rs:164:17 Dec 04 10:25:55.686 INFO [stderr] | Dec 04 10:25:55.686 INFO [stderr] 164 | write!(f, "hash {}: {}\n", index, to_hex_string(hash)); Dec 04 10:25:55.686 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 10:25:55.686 INFO [stderr] | Dec 04 10:25:55.686 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 04 10:25:55.686 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 04 10:25:55.686 INFO [stderr] Dec 04 10:25:55.686 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 04 10:25:55.686 INFO [stderr] --> src/lib.rs:170:13 Dec 04 10:25:55.686 INFO [stderr] | Dec 04 10:25:55.686 INFO [stderr] 170 | / write!( Dec 04 10:25:55.686 INFO [stderr] 171 | | f, Dec 04 10:25:55.686 INFO [stderr] 172 | | "{}\n", Dec 04 10:25:55.686 INFO [stderr] 173 | | "--------------------------------------------------------------------" Dec 04 10:25:55.686 INFO [stderr] 174 | | ); Dec 04 10:25:55.686 INFO [stderr] | |______________^ Dec 04 10:25:55.686 INFO [stderr] | Dec 04 10:25:55.686 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 04 10:25:55.686 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 04 10:25:55.686 INFO [stderr] Dec 04 10:25:55.923 INFO [stderr] warning: unused import: `merkle_tree::to_hex_string` Dec 04 10:25:55.923 INFO [stderr] --> src/main.rs:6:5 Dec 04 10:25:55.923 INFO [stderr] | Dec 04 10:25:55.923 INFO [stderr] 6 | use merkle_tree::to_hex_string; Dec 04 10:25:55.923 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 10:25:55.923 INFO [stderr] | Dec 04 10:25:55.923 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 04 10:25:55.923 INFO [stderr] Dec 04 10:25:55.989 INFO [stderr] warning: unused variable: `start` Dec 04 10:25:55.989 INFO [stderr] --> src/main.rs:23:9 Dec 04 10:25:55.989 INFO [stderr] | Dec 04 10:25:55.989 INFO [stderr] 23 | let start = PreciseTime::now(); Dec 04 10:25:55.989 INFO [stderr] | ^^^^^ help: consider using `_start` instead Dec 04 10:25:55.991 INFO [stderr] | Dec 04 10:25:55.991 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 04 10:25:55.991 INFO [stderr] Dec 04 10:25:55.991 INFO [stderr] warning: unused variable: `end` Dec 04 10:25:55.991 INFO [stderr] --> src/main.rs:25:9 Dec 04 10:25:55.991 INFO [stderr] | Dec 04 10:25:55.991 INFO [stderr] 25 | let end = PreciseTime::now(); Dec 04 10:25:55.991 INFO [stderr] | ^^^ help: consider using `_end` instead Dec 04 10:25:55.991 INFO [stderr] Dec 04 10:25:55.991 INFO [stderr] warning: variable does not need to be mutable Dec 04 10:25:55.991 INFO [stderr] --> src/main.rs:18:9 Dec 04 10:25:55.991 INFO [stderr] | Dec 04 10:25:55.991 INFO [stderr] 18 | let mut num_block: usize = 8 * 2; Dec 04 10:25:55.991 INFO [stderr] | ----^^^^^^^^^ Dec 04 10:25:55.991 INFO [stderr] | | Dec 04 10:25:55.991 INFO [stderr] | help: remove this `mut` Dec 04 10:25:56.011 INFO [stderr] | Dec 04 10:25:56.011 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 04 10:25:56.011 INFO [stderr] Dec 04 10:25:56.011 INFO [stderr] warning: variable does not need to be mutable Dec 04 10:25:56.011 INFO [stderr] --> src/main.rs:19:9 Dec 04 10:25:56.011 INFO [stderr] | Dec 04 10:25:56.011 INFO [stderr] 19 | let mut size_block: usize = 32; Dec 04 10:25:56.011 INFO [stderr] | ----^^^^^^^^^^ Dec 04 10:25:56.011 INFO [stderr] | | Dec 04 10:25:56.011 INFO [stderr] | help: remove this `mut` Dec 04 10:25:56.011 INFO [stderr] Dec 04 10:25:56.067 INFO [stderr] warning: unused import: `merkle_tree::to_hex_string` Dec 04 10:25:56.067 INFO [stderr] --> src/main.rs:6:5 Dec 04 10:25:56.067 INFO [stderr] | Dec 04 10:25:56.067 INFO [stderr] 6 | use merkle_tree::to_hex_string; Dec 04 10:25:56.067 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 04 10:25:56.080 INFO [stderr] | Dec 04 10:25:56.080 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 04 10:25:56.080 INFO [stderr] Dec 04 10:25:56.138 INFO [stderr] warning: unused variable: `start` Dec 04 10:25:56.138 INFO [stderr] --> src/main.rs:23:9 Dec 04 10:25:56.138 INFO [stderr] | Dec 04 10:25:56.138 INFO [stderr] 23 | let start = PreciseTime::now(); Dec 04 10:25:56.138 INFO [stderr] | ^^^^^ help: consider using `_start` instead Dec 04 10:25:56.151 INFO [stderr] | Dec 04 10:25:56.151 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 04 10:25:56.151 INFO [stderr] Dec 04 10:25:56.151 INFO [stderr] warning: unused variable: `end` Dec 04 10:25:56.151 INFO [stderr] --> src/main.rs:25:9 Dec 04 10:25:56.151 INFO [stderr] | Dec 04 10:25:56.151 INFO [stderr] 25 | let end = PreciseTime::now(); Dec 04 10:25:56.151 INFO [stderr] | ^^^ help: consider using `_end` instead Dec 04 10:25:56.151 INFO [stderr] Dec 04 10:25:56.151 INFO [stderr] warning: variable does not need to be mutable Dec 04 10:25:56.151 INFO [stderr] --> src/main.rs:18:9 Dec 04 10:25:56.151 INFO [stderr] | Dec 04 10:25:56.151 INFO [stderr] 18 | let mut num_block: usize = 8 * 2; Dec 04 10:25:56.151 INFO [stderr] | ----^^^^^^^^^ Dec 04 10:25:56.151 INFO [stderr] | | Dec 04 10:25:56.151 INFO [stderr] | help: remove this `mut` Dec 04 10:25:56.155 INFO [stderr] warning: unused import: `crypto::digest::Digest` Dec 04 10:25:56.155 INFO [stderr] --> tests/test.rs:10:5 Dec 04 10:25:56.155 INFO [stderr] | Dec 04 10:25:56.155 INFO [stderr] 10 | use crypto::digest::Digest; Dec 04 10:25:56.155 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ Dec 04 10:25:56.155 INFO [stderr] | Dec 04 10:25:56.155 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 04 10:25:56.155 INFO [stderr] Dec 04 10:25:56.155 INFO [stderr] warning: variable does not need to be mutable Dec 04 10:25:56.155 INFO [stderr] --> src/main.rs:19:9 Dec 04 10:25:56.155 INFO [stderr] | Dec 04 10:25:56.155 INFO [stderr] 19 | let mut size_block: usize = 32; Dec 04 10:25:56.155 INFO [stderr] | ----^^^^^^^^^^ Dec 04 10:25:56.155 INFO [stderr] | | Dec 04 10:25:56.155 INFO [stderr] | help: remove this `mut` Dec 04 10:25:56.155 INFO [stderr] Dec 04 10:25:56.159 INFO [stderr] | Dec 04 10:25:56.159 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 04 10:25:56.159 INFO [stderr] Dec 04 10:25:56.159 INFO [stderr] warning: unused import: `rand::Rng` Dec 04 10:25:56.159 INFO [stderr] --> tests/test.rs:12:5 Dec 04 10:25:56.159 INFO [stderr] | Dec 04 10:25:56.159 INFO [stderr] 12 | use rand::Rng; Dec 04 10:25:56.159 INFO [stderr] | ^^^^^^^^^ Dec 04 10:25:56.159 INFO [stderr] Dec 04 10:25:56.167 INFO [stderr] warning: unused import: `rand::Rng` Dec 04 10:25:56.167 INFO [stderr] --> benches/bench.rs:9:5 Dec 04 10:25:56.167 INFO [stderr] | Dec 04 10:25:56.167 INFO [stderr] 9 | use rand::Rng; Dec 04 10:25:56.167 INFO [stderr] | ^^^^^^^^^ Dec 04 10:25:56.167 INFO [stderr] | Dec 04 10:25:56.167 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 04 10:25:56.167 INFO [stderr] Dec 04 10:25:56.339 INFO [stderr] warning: unused variable: `tree` Dec 04 10:25:56.339 INFO [stderr] --> tests/test.rs:66:13 Dec 04 10:25:56.339 INFO [stderr] | Dec 04 10:25:56.339 INFO [stderr] 66 | let tree = MerkleTree::new(&data, num_cpus::get()); Dec 04 10:25:56.339 INFO [stderr] | ^^^^ help: consider using `_tree` instead Dec 04 10:25:56.339 INFO [stderr] | Dec 04 10:25:56.339 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 04 10:25:56.339 INFO [stderr] Dec 04 10:25:56.339 INFO [stderr] warning: unused variable: `tree` Dec 04 10:25:56.339 INFO [stderr] --> tests/test.rs:74:13 Dec 04 10:25:56.339 INFO [stderr] | Dec 04 10:25:56.339 INFO [stderr] 74 | let tree = MerkleTree::new(&data, num_cpus::get()); Dec 04 10:25:56.339 INFO [stderr] | ^^^^ help: consider using `_tree` instead Dec 04 10:25:56.339 INFO [stderr] Dec 04 10:25:56.339 INFO [stderr] warning: unused variable: `tree` Dec 04 10:25:56.339 INFO [stderr] --> tests/test.rs:82:13 Dec 04 10:25:56.339 INFO [stderr] | Dec 04 10:25:56.339 INFO [stderr] 82 | let tree = MerkleTree::new(&data, num_cpus::get()); Dec 04 10:25:56.339 INFO [stderr] | ^^^^ help: consider using `_tree` instead Dec 04 10:25:56.339 INFO [stderr] Dec 04 10:25:56.417 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.98s Dec 04 10:25:56.417 INFO [stderr] su: No module specific data is present Dec 04 10:25:57.277 INFO running `"docker" "inspect" "77e2d8ff519d00753437f070426ab28151dd9bcc1eb09c42717085b1d48d05b1"` Dec 04 10:25:57.571 INFO running `"docker" "rm" "-f" "77e2d8ff519d00753437f070426ab28151dd9bcc1eb09c42717085b1d48d05b1"` Dec 04 10:25:57.895 INFO [stdout] 77e2d8ff519d00753437f070426ab28151dd9bcc1eb09c42717085b1d48d05b1