[INFO] cloning repository https://github.com/rclayton-the-terrible/bitmanip-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rclayton-the-terrible/bitmanip-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frclayton-the-terrible%2Fbitmanip-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frclayton-the-terrible%2Fbitmanip-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 89593e4d60936f749136d89f670b23a7af3680f6 [INFO] testing rclayton-the-terrible/bitmanip-rust against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frclayton-the-terrible%2Fbitmanip-rust" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rclayton-the-terrible/bitmanip-rust on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/rclayton-the-terrible/bitmanip-rust [INFO] finished tweaking git repo https://github.com/rclayton-the-terrible/bitmanip-rust [INFO] tweaked toml for git repo https://github.com/rclayton-the-terrible/bitmanip-rust written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/rclayton-the-terrible/bitmanip-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 18528881a8073f767d2914a5c859c67bde77bd38e97fe6e40d6d82252ff87e64 [INFO] running `Command { std: "docker" "start" "-a" "18528881a8073f767d2914a5c859c67bde77bd38e97fe6e40d6d82252ff87e64", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "18528881a8073f767d2914a5c859c67bde77bd38e97fe6e40d6d82252ff87e64", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18528881a8073f767d2914a5c859c67bde77bd38e97fe6e40d6d82252ff87e64", kill_on_drop: false }` [INFO] [stdout] 18528881a8073f767d2914a5c859c67bde77bd38e97fe6e40d6d82252ff87e64 [INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bc9e851ebf378982672668edc7c306406d7f24fdba57744cc6688afaa2034e84 [INFO] running `Command { std: "docker" "start" "-a" "bc9e851ebf378982672668edc7c306406d7f24fdba57744cc6688afaa2034e84", kill_on_drop: false }` [INFO] [stderr] Compiling bitmanip v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `to_decimal_places_vec` [INFO] [stdout] --> src/decimal_places_vec.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn to_decimal_places_vec(num: u64) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `division_method` [INFO] [stdout] --> src/count_digits_in_integer.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn division_method(int: i64) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `log10_method` [INFO] [stdout] --> src/count_digits_in_integer.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn log10_method(int: i64) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `recursive_method` [INFO] [stdout] --> src/count_digits_in_integer.rs:18:8 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn recursive_method(int: i64) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `to_string_method` [INFO] [stdout] --> src/count_digits_in_integer.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn to_string_method(int: i64) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `division_method` [INFO] [stdout] --> src/decimal_to_binary.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn division_method(int: i64) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `division_bits_set` [INFO] [stdout] --> src/bits_set.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn division_bits_set(int: i64) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `kernighans_bit_set` [INFO] [stdout] --> src/bits_set.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn kernighans_bit_set(int: i64) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `is_kth_bit_set` [INFO] [stdout] --> src/bits_set.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn is_kth_bit_set(int: i64, k: i64) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `first_set_bit` [INFO] [stdout] --> src/bits_set.rs:38:8 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn first_set_bit(int: i64) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `first_set_bit_from_right` [INFO] [stdout] --> src/bits_set.rs:53:8 [INFO] [stdout] | [INFO] [stdout] 53 | pub fn first_set_bit_from_right(int: i64) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `bitwise_is_odd` [INFO] [stdout] --> src/odd_or_even.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn bitwise_is_odd(int: i64) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `bitwise_is_power_of_two` [INFO] [stdout] --> src/power_of_two.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn bitwise_is_power_of_two(int: i64) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `min_flips` [INFO] [stdout] --> src/min_flips.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn min_flips(a: i64, b: i64, c:i64) -> i64 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `swap` [INFO] [stdout] --> src/swap.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn swap(a: &mut i64, b: &mut i64) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `odd_occurring_element` [INFO] [stdout] --> src/odd_occurring_element.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn odd_occurring_element(arr: &[i64]) -> i64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `opposite_signs` [INFO] [stdout] --> src/opposite_signs.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn opposite_signs(a: i64, b: i64) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `find_missing_number` [INFO] [stdout] --> src/find_missing_number.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn find_missing_number(arr: &[i64]) -> i64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.10s [INFO] running `Command { std: "docker" "inspect" "bc9e851ebf378982672668edc7c306406d7f24fdba57744cc6688afaa2034e84", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc9e851ebf378982672668edc7c306406d7f24fdba57744cc6688afaa2034e84", kill_on_drop: false }` [INFO] [stdout] bc9e851ebf378982672668edc7c306406d7f24fdba57744cc6688afaa2034e84 [INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1682e18ad8e5d8f34b46cf83577e993784cc8c4825df0e37bc56be65069c4928 [INFO] running `Command { std: "docker" "start" "-a" "1682e18ad8e5d8f34b46cf83577e993784cc8c4825df0e37bc56be65069c4928", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling bitmanip v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.92s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/bitmanip-23c9168f862fbe93) [INFO] running `Command { std: "docker" "inspect" "1682e18ad8e5d8f34b46cf83577e993784cc8c4825df0e37bc56be65069c4928", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1682e18ad8e5d8f34b46cf83577e993784cc8c4825df0e37bc56be65069c4928", kill_on_drop: false }` [INFO] [stdout] 1682e18ad8e5d8f34b46cf83577e993784cc8c4825df0e37bc56be65069c4928 [INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 03f77f8768ebc7400b70c1bd868570c0d49e633bd5fce04954050d5127a91d8f [INFO] running `Command { std: "docker" "start" "-a" "03f77f8768ebc7400b70c1bd868570c0d49e633bd5fce04954050d5127a91d8f", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/bitmanip-23c9168f862fbe93) [INFO] [stdout] [INFO] [stdout] running 19 tests [INFO] [stdout] test bits_set::tests::test_first_set_bit ... ok [INFO] [stdout] test bits_set::tests::test_division_bits_set ... ok [INFO] [stdout] test bits_set::tests::test_first_set_bit_from_right ... ok [INFO] [stdout] test count_digits_in_integer::tests::test_division_method ... ok [INFO] [stdout] test decimal_places_vec::tests::test_returns_correct_place_values ... ok [INFO] [stdout] test count_digits_in_integer::tests::test_recursive_method ... ok [INFO] [stdout] test odd_occurring_element::tests::test_odd_occurring_element ... ok [INFO] [stdout] test power_of_two::tests::test_bitwise_is_power_of_two ... ok [INFO] [stdout] test count_digits_in_integer::tests::test_log10_method ... ok [INFO] [stdout] test count_digits_in_integer::tests::test_to_string_method ... ok [INFO] [stdout] test opposite_signs::tests::test_opposite_signs ... ok [INFO] [stdout] test bits_set::tests::test_kernighans_bits_set ... ok [INFO] [stdout] test swap::tests::test_swap ... ok [INFO] [stdout] test decimal_to_binary::tests::test_bitshift_method ... ok [INFO] [stdout] test bits_set::tests::test_is_kth_bit_set ... ok [INFO] [stdout] test odd_or_even::tests::test_bitwise_is_odd ... ok [INFO] [stdout] test decimal_to_binary::tests::test_division_method ... ok [INFO] [stdout] test min_flips::tests::test_min_flips ... ok [INFO] [stdout] test find_missing_number::tests::test_find_missing_number ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "03f77f8768ebc7400b70c1bd868570c0d49e633bd5fce04954050d5127a91d8f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "03f77f8768ebc7400b70c1bd868570c0d49e633bd5fce04954050d5127a91d8f", kill_on_drop: false }` [INFO] [stdout] 03f77f8768ebc7400b70c1bd868570c0d49e633bd5fce04954050d5127a91d8f