[INFO] fetching crate counting_sort 1.0.8...
[INFO] testing counting_sort-1.0.8 against 1.55.0 for beta-1.56-1
[INFO] extracting crate counting_sort 1.0.8 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate counting_sort 1.0.8 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate counting_sort 1.0.8
[INFO] finished tweaking crates.io crate counting_sort 1.0.8
[INFO] tweaked toml for crates.io crate counting_sort 1.0.8 written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7442d547b18c694e5f42acbbe5e100f96554932c63a881d0251d6980a1e1829a
[INFO] running `Command { std: "docker" "start" "-a" "7442d547b18c694e5f42acbbe5e100f96554932c63a881d0251d6980a1e1829a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7442d547b18c694e5f42acbbe5e100f96554932c63a881d0251d6980a1e1829a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7442d547b18c694e5f42acbbe5e100f96554932c63a881d0251d6980a1e1829a", kill_on_drop: false }`
[INFO] [stdout] 7442d547b18c694e5f42acbbe5e100f96554932c63a881d0251d6980a1e1829a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2565e2d5fcfc32bbe224866e447cc2e9cbd850877afe4ed3b0399f547c592144
[INFO] running `Command { std: "docker" "start" "-a" "2565e2d5fcfc32bbe224866e447cc2e9cbd850877afe4ed3b0399f547c592144", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling counting_sort v1.0.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "2565e2d5fcfc32bbe224866e447cc2e9cbd850877afe4ed3b0399f547c592144", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2565e2d5fcfc32bbe224866e447cc2e9cbd850877afe4ed3b0399f547c592144", kill_on_drop: false }`
[INFO] [stdout] 2565e2d5fcfc32bbe224866e447cc2e9cbd850877afe4ed3b0399f547c592144
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d6ee13b09270c2ef3ad9441a333b435bc2ac84412793d1a4af8d5ed3906ea86
[INFO] running `Command { std: "docker" "start" "-a" "4d6ee13b09270c2ef3ad9441a333b435bc2ac84412793d1a4af8d5ed3906ea86", kill_on_drop: false }`
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling counting_sort v1.0.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:895:10
[INFO] [stdout]     |
[INFO] [stdout] 895 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:932:10
[INFO] [stdout]     |
[INFO] [stdout] 932 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "4d6ee13b09270c2ef3ad9441a333b435bc2ac84412793d1a4af8d5ed3906ea86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d6ee13b09270c2ef3ad9441a333b435bc2ac84412793d1a4af8d5ed3906ea86", kill_on_drop: false }`
[INFO] [stdout] 4d6ee13b09270c2ef3ad9441a333b435bc2ac84412793d1a4af8d5ed3906ea86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 076be715968400d3341aeaf36baca3e268be54749be7cd52fa4e0f732e5c1b89
[INFO] running `Command { std: "docker" "start" "-a" "076be715968400d3341aeaf36baca3e268be54749be7cd52fa4e0f732e5c1b89", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/lib.rs:895:10
[INFO] [stderr]     |
[INFO] [stderr] 895 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/lib.rs:932:10
[INFO] [stderr]     |
[INFO] [stderr] 932 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: `counting_sort` (lib test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.36s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/counting_sort-334d98f80e3a0ae4)
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test unit_tests::test_calculate_prefix_sum_1 ... ok
[INFO] [stdout] test unit_tests::test_calculate_prefix_sum_3 ... ok
[INFO] [stdout] test unit_tests::test_calculate_prefix_sum_2 ... ok
[INFO] [stdout] test unit_tests::test_cnt_sort_i8_vector_with_overflow ... ok
[INFO] [stdout] test unit_tests::test_cnt_sort_i8_vector ... ok
[INFO] [stdout] test unit_tests::test_cnt_sort_min_max_u8_vector ... ok
[INFO] [stdout] test unit_tests::test_count_values ... ok
[INFO] [stdout] test unit_tests::test_cnt_sort_u8_vector ... ok
[INFO] [stdout] test unit_tests::test_counting_sort ... ok
[INFO] [stdout] test unit_tests::test_counting_sort_min_max ... ok
[INFO] [stdout] test unit_tests::test_empty_count_values_vector_is_impossible ... ok
[INFO] [stdout] test unit_tests::test_empty_iterator_error ... ok
[INFO] [stdout] test unit_tests::test_get_min_max_signed ... ok
[INFO] [stdout] test unit_tests::test_incorrect_given_min_max_values ... ok
[INFO] [stdout] test unit_tests::test_get_min_max_unsigned ... ok
[INFO] [stdout] test unit_tests::test_into_index_i16 ... ok
[INFO] [stdout] test unit_tests::test_get_min_max_without_min ... ok
[INFO] [stdout] test unit_tests::test_into_index_i32 ... ok
[INFO] [stdout] test unit_tests::test_into_index_i8 ... ok
[INFO] [stdout] test unit_tests::test_into_index_u16 ... ok
[INFO] [stdout] test unit_tests::test_into_index_u32 ... ok
[INFO] [stdout] test unit_tests::test_into_index_u8 ... ok
[INFO] [stdout] test unit_tests::test_min_value_larger_max_value_error ... ok
[INFO] [stdout] test unit_tests::test_re_order ... ok
[INFO] [stdout] test unit_tests::test_re_order_index_out_of_bounds_error ... ok
[INFO] [stdout] test unit_tests::test_sorting_unnecessary_error ... ok
[INFO] [stdout] test unit_tests::test_try_into_error ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration_tests.rs (/opt/rustwide/target/debug/deps/integration_tests-570bcc362c471cbc)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test integration_tests::test_does_not_panic_with_signed ... ok
[INFO] [stdout] test integration_tests::test_hash_set ... ok
[INFO] [stdout] test integration_tests::test_stable_sort ... ok
[INFO] [stdout] test integration_tests::test_with_list ... ok
[INFO] [stdout] test integration_tests::test_with_slice ... ok
[INFO] [stdout] test integration_tests::test_with_vector ... ok
[INFO] [stdout] test integration_tests::test_with_vector_u8_10k ... ok
[INFO] [stdout] test integration_tests::test_with_vector_i8_10k ... ok
[INFO] [stdout] test integration_tests::test_with_vector_i32_10k ... ok
[INFO] [stdout] test integration_tests::test_with_vector_u16_10k ... ok
[INFO] [stdout] test integration_tests::test_with_vector_u32_10k ... ok
[INFO] [stdout] test integration_tests::test_with_vector_i16_10k ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests counting_sort
[INFO] [stderr] warning: lint `missing_doc_code_examples` has been renamed to `rustdoc::missing_doc_code_examples`
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:72:9
[INFO] [stderr]    |
[INFO] [stderr] 72 | #![warn(missing_doc_code_examples)]
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::missing_doc_code_examples`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stdout] running 7 tests
[INFO] [stderr] 
[INFO] [stdout] test src/lib.rs - CountingSort (line 159) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - TryIntoIndex (line 307) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - TryIntoIndex (line 316) ... ok
[INFO] [stdout] test src/lib.rs - (line 32) ... ok
[INFO] [stdout] test src/lib.rs - CountingSort::cnt_sort_min_max (line 247) ... ok
[INFO] [stdout] test src/lib.rs - (line 996) ... ok
[INFO] [stdout] test src/lib.rs - CountingSort::cnt_sort (line 200) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.43s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "076be715968400d3341aeaf36baca3e268be54749be7cd52fa4e0f732e5c1b89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "076be715968400d3341aeaf36baca3e268be54749be7cd52fa4e0f732e5c1b89", kill_on_drop: false }`
[INFO] [stdout] 076be715968400d3341aeaf36baca3e268be54749be7cd52fa4e0f732e5c1b89