[INFO] fetching crate hyperfine 1.11.0...
[INFO] testing hyperfine-1.11.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate hyperfine 1.11.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate hyperfine 1.11.0 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 hyperfine 1.11.0
[INFO] finished tweaking crates.io crate hyperfine 1.11.0
[INFO] tweaked toml for crates.io crate hyperfine 1.11.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate hyperfine 1.11.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 39b6f0c4e125d1eba13fc74aa9e0d5b5d06f397c4baceabb24207098a62da3fb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "39b6f0c4e125d1eba13fc74aa9e0d5b5d06f397c4baceabb24207098a62da3fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39b6f0c4e125d1eba13fc74aa9e0d5b5d06f397c4baceabb24207098a62da3fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39b6f0c4e125d1eba13fc74aa9e0d5b5d06f397c4baceabb24207098a62da3fb", kill_on_drop: false }`
[INFO] [stdout] 39b6f0c4e125d1eba13fc74aa9e0d5b5d06f397c4baceabb24207098a62da3fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 788e00cdf6e2db9a076fc9f9d08ba1be7e5067bab952c7d5289cde0b41c31520
[INFO] running `Command { std: "docker" "start" "-a" "788e00cdf6e2db9a076fc9f9d08ba1be7e5067bab952c7d5289cde0b41c31520", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling regex-syntax v0.6.20
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling number_prefix v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling terminal_size v0.1.13
[INFO] [stderr]    Compiling termios v0.3.3
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling regex v1.4.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling console v0.12.0
[INFO] [stderr]    Compiling indicatif v0.15.0
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling statistical v1.0.0
[INFO] [stderr]    Compiling hyperfine v1.11.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling rust_decimal v1.8.1
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `Command { std: "docker" "inspect" "788e00cdf6e2db9a076fc9f9d08ba1be7e5067bab952c7d5289cde0b41c31520", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "788e00cdf6e2db9a076fc9f9d08ba1be7e5067bab952c7d5289cde0b41c31520", kill_on_drop: false }`
[INFO] [stdout] 788e00cdf6e2db9a076fc9f9d08ba1be7e5067bab952c7d5289cde0b41c31520
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 447933a44bace982b251ff14786c7986836c2a5231429bf9f0a800c46472cb49
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "447933a44bace982b251ff14786c7986836c2a5231429bf9f0a800c46472cb49", kill_on_drop: false }`
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling hyperfine v1.11.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.18s
[INFO] running `Command { std: "docker" "inspect" "447933a44bace982b251ff14786c7986836c2a5231429bf9f0a800c46472cb49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "447933a44bace982b251ff14786c7986836c2a5231429bf9f0a800c46472cb49", kill_on_drop: false }`
[INFO] [stdout] 447933a44bace982b251ff14786c7986836c2a5231429bf9f0a800c46472cb49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b660a7dd0f3fc12678614725ef0a65ddeb9873d6bb521559b9bc4b7a771825f6
[INFO] running `Command { std: "docker" "start" "-a" "b660a7dd0f3fc12678614725ef0a65ddeb9873d6bb521559b9bc4b7a771825f6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hyperfine-464abb75d59bfc0f)
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test hyperfine::export::asciidoc::test_asciidoc_table_row ... ok
[INFO] [stdout] test hyperfine::export::asciidoc::test_asciidoc ... ok
[INFO] [stdout] test hyperfine::export::markdown::test_markdown_format_ms ... ok
[INFO] [stdout] test hyperfine::export::asciidoc::test_asciidoc_table_row_command_escape ... ok
[INFO] [stdout] test hyperfine::export::markdown::test_markdown_format_time_unit_s ... ok
[INFO] [stdout] test hyperfine::internal::test_compute_relative_speed ... ok
[INFO] [stdout] test hyperfine::format::test_format_duration_unit_basic ... ok
[INFO] [stdout] test hyperfine::internal::test_max ... ok
[INFO] [stdout] test hyperfine::export::markdown::test_markdown_format_time_unit_ms ... ok
[INFO] [stdout] test hyperfine::internal::test_tokenize_empty_values ... ok
[INFO] [stdout] test hyperfine::export::markdown::test_markdown_format_s ... ok
[INFO] [stdout] test hyperfine::export::csv::test_csv ... ok
[INFO] [stdout] test hyperfine::format::test_format_duration_unit_with_unit ... ok
[INFO] [stdout] test hyperfine::parameter_range::test_integer_range ... ok
[INFO] [stdout] test hyperfine::timer::unix_timer::test_cpu_time_interval ... ok
[INFO] [stdout] test hyperfine::types::test_get_shell_command_nonoverlapping ... ok
[INFO] [stdout] test hyperfine::internal::test_tokenize_multiple_values ... ok
[INFO] [stdout] test hyperfine::units::test_unit_format ... ok
[INFO] [stdout] test hyperfine::units::test_unit_short_name ... ok
[INFO] [stdout] test hyperfine::outlier_detection::test_detect_outliers_if_mad_becomes_0 ... ok
[INFO] [stdout] test hyperfine::parameter_range::test_decimal_range ... ok
[INFO] [stdout] test test_build_commands_cross_product ... ok
[INFO] [stdout] test hyperfine::parameter_range::test_get_parameterized_commands_decimal ... ok
[INFO] [stdout] test hyperfine::export::asciidoc::test_asciidoc_header ... ok
[INFO] [stdout] test hyperfine::internal::test_compute_relative_speed_for_zero_times ... ok
[INFO] [stdout] test hyperfine::internal::test_tokenize_single_value ... ok
[INFO] [stdout] test hyperfine::parameter_range::test_get_parameterized_commands_int ... ok
[INFO] [stdout] test hyperfine::outlier_detection::test_detect_outliers ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b660a7dd0f3fc12678614725ef0a65ddeb9873d6bb521559b9bc4b7a771825f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b660a7dd0f3fc12678614725ef0a65ddeb9873d6bb521559b9bc4b7a771825f6", kill_on_drop: false }`
[INFO] [stdout] b660a7dd0f3fc12678614725ef0a65ddeb9873d6bb521559b9bc4b7a771825f6