[INFO] cloning repository https://github.com/frol/rust-benchmark-option-replace_with-rfc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/frol/rust-benchmark-option-replace_with-rfc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrol%2Frust-benchmark-option-replace_with-rfc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrol%2Frust-benchmark-option-replace_with-rfc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a79f0a3c095e82cb31849a723bc96b064ef944dc [INFO] testing frol/rust-benchmark-option-replace_with-rfc against beta-2024-12-08 for beta-1.84.0-4 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrol%2Frust-benchmark-option-replace_with-rfc" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/frol/rust-benchmark-option-replace_with-rfc on toolchain beta-2024-12-08 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/frol/rust-benchmark-option-replace_with-rfc [INFO] finished tweaking git repo https://github.com/frol/rust-benchmark-option-replace_with-rfc [INFO] tweaked toml for git repo https://github.com/frol/rust-benchmark-option-replace_with-rfc written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/frol/rust-benchmark-option-replace_with-rfc already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde_json v1.0.22 [INFO] [stderr] Downloaded aho-corasick v0.6.5 [INFO] [stderr] Downloaded serde_derive v1.0.68 [INFO] [stderr] Downloaded serde v1.0.68 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d9835b2af487401e0ce4c161c31422cbd35ca49cb1cb49de8e7734cdda117705 [INFO] running `Command { std: "docker" "start" "-a" "d9835b2af487401e0ce4c161c31422cbd35ca49cb1cb49de8e7734cdda117705", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d9835b2af487401e0ce4c161c31422cbd35ca49cb1cb49de8e7734cdda117705", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d9835b2af487401e0ce4c161c31422cbd35ca49cb1cb49de8e7734cdda117705", kill_on_drop: false }` [INFO] [stdout] d9835b2af487401e0ce4c161c31422cbd35ca49cb1cb49de8e7734cdda117705 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 434e57f0ee1e13a74bf48ff34f678c9be5d37929a70ea26ce0a48db225b6fb6f [INFO] running `Command { std: "docker" "start" "-a" "434e57f0ee1e13a74bf48ff34f678c9be5d37929a70ea26ce0a48db225b6fb6f", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling libc v0.2.42 [INFO] [stderr] Compiling num-traits v0.2.5 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling cfg-if v0.1.4 [INFO] [stderr] Compiling cc v1.0.17 [INFO] [stderr] Compiling serde v1.0.68 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling byteorder v1.2.3 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling ucd-util v0.1.1 [INFO] [stderr] Compiling lazy_static v1.0.1 [INFO] [stderr] Compiling pest v1.0.6 [INFO] [stderr] Compiling either v1.5.0 [INFO] [stderr] Compiling log v0.4.2 [INFO] [stderr] Compiling itoa v0.4.1 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling proc-macro2 v0.4.6 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling cast v0.2.2 [INFO] [stderr] Compiling thread_local v0.3.5 [INFO] [stderr] Compiling dtoa v0.4.2 [INFO] [stderr] Compiling utf8-ranges v1.0.0 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling rustc-demangle v0.1.8 [INFO] [stderr] Compiling term v0.5.1 [INFO] [stderr] Compiling itertools v0.7.8 [INFO] [stderr] Compiling textwrap v0.10.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling thread-scoped v1.0.2 [INFO] [stderr] Compiling quick-error v1.2.2 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling bitflags v1.0.3 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling time v0.1.40 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling quote v0.6.3 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stderr] Compiling aho-corasick v0.6.5 [INFO] [stderr] Compiling atty v0.2.10 [INFO] [stderr] Compiling criterion-plot v0.2.3 [INFO] [stderr] Compiling backtrace-sys v0.1.23 [INFO] [stderr] Compiling syn v0.14.2 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling synstructure v0.6.1 [INFO] [stderr] Compiling pest_derive v1.0.7 [INFO] [stderr] Compiling failure_derive v0.1.1 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling criterion-stats v0.2.3 [INFO] [stderr] Compiling itertools-num v0.1.1 [INFO] [stderr] Compiling backtrace v0.3.9 [INFO] [stderr] Compiling chrono v0.4.4 [INFO] [stderr] Compiling failure v0.1.1 [INFO] [stderr] Compiling simplelog v0.5.2 [INFO] [stderr] Compiling serde_derive v1.0.68 [INFO] [stderr] Compiling serde_json v1.0.22 [INFO] [stderr] Compiling handlebars v0.31.0 [INFO] [stderr] Compiling criterion v0.2.3 [INFO] [stderr] Compiling benchmark_replace_with v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `#[inline]` is ignored on function prototypes [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | #[inline] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/main.rs:74:46 [INFO] [stdout] | [INFO] [stdout] 74 | let mut node = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/main.rs:81:46 [INFO] [stdout] | [INFO] [stdout] 81 | let mut node = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/main.rs:18:43 [INFO] [stdout] | [INFO] [stdout] 18 | let mut old_value = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `Option` does not permit being left uninitialized [INFO] [stdout] --> src/main.rs:18:38 [INFO] [stdout] | [INFO] [stdout] 18 | let mut old_value = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: enums with multiple inhabited variants have to be initialized to a variant [INFO] [stdout] --> /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/option.rs:572:1 [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `Option>` does not permit being left uninitialized [INFO] [stdout] --> src/main.rs:74:41 [INFO] [stdout] | [INFO] [stdout] 74 | let mut node = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: enums with multiple inhabited variants have to be initialized to a variant [INFO] [stdout] --> /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/option.rs:572:1 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `Option>` does not permit being left uninitialized [INFO] [stdout] --> src/main.rs:81:41 [INFO] [stdout] | [INFO] [stdout] 81 | let mut node = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: enums with multiple inhabited variants have to be initialized to a variant [INFO] [stdout] --> /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/option.rs:572:1 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.69s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.3, syn v0.14.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "434e57f0ee1e13a74bf48ff34f678c9be5d37929a70ea26ce0a48db225b6fb6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "434e57f0ee1e13a74bf48ff34f678c9be5d37929a70ea26ce0a48db225b6fb6f", kill_on_drop: false }` [INFO] [stdout] 434e57f0ee1e13a74bf48ff34f678c9be5d37929a70ea26ce0a48db225b6fb6f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 16e62ecec4f441f754b1f7c41db5bf82e9222d4ba9e5ef0bb4b40d4cc6e4ea18 [INFO] running `Command { std: "docker" "start" "-a" "16e62ecec4f441f754b1f7c41db5bf82e9222d4ba9e5ef0bb4b40d4cc6e4ea18", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling benchmark_replace_with v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `#[inline]` is ignored on function prototypes [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | #[inline] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/main.rs:74:46 [INFO] [stdout] | [INFO] [stdout] 74 | let mut node = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/main.rs:81:46 [INFO] [stdout] | [INFO] [stdout] 81 | let mut node = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/main.rs:18:43 [INFO] [stdout] | [INFO] [stdout] 18 | let mut old_value = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `Option` does not permit being left uninitialized [INFO] [stdout] --> src/main.rs:18:38 [INFO] [stdout] | [INFO] [stdout] 18 | let mut old_value = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: enums with multiple inhabited variants have to be initialized to a variant [INFO] [stdout] --> /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/option.rs:572:1 [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `Option>` does not permit being left uninitialized [INFO] [stdout] --> src/main.rs:74:41 [INFO] [stdout] | [INFO] [stdout] 74 | let mut node = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: enums with multiple inhabited variants have to be initialized to a variant [INFO] [stdout] --> /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/option.rs:572:1 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `Option>` does not permit being left uninitialized [INFO] [stdout] --> src/main.rs:81:41 [INFO] [stdout] | [INFO] [stdout] 81 | let mut node = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: enums with multiple inhabited variants have to be initialized to a variant [INFO] [stdout] --> /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/option.rs:572:1 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.3, syn v0.14.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "16e62ecec4f441f754b1f7c41db5bf82e9222d4ba9e5ef0bb4b40d4cc6e4ea18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16e62ecec4f441f754b1f7c41db5bf82e9222d4ba9e5ef0bb4b40d4cc6e4ea18", kill_on_drop: false }` [INFO] [stdout] 16e62ecec4f441f754b1f7c41db5bf82e9222d4ba9e5ef0bb4b40d4cc6e4ea18 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c87fad9ae7e1a455859b1a50512d9a017c223450057d2610b478854a95b1363e [INFO] running `Command { std: "docker" "start" "-a" "c87fad9ae7e1a455859b1a50512d9a017c223450057d2610b478854a95b1363e", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] warning: `#[inline]` is ignored on function prototypes [INFO] [stderr] --> src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | #[inline] [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_attributes)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stderr] --> src/main.rs:74:46 [INFO] [stderr] | [INFO] [stderr] 74 | let mut node = unsafe { mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stderr] --> src/main.rs:81:46 [INFO] [stderr] | [INFO] [stderr] 81 | let mut node = unsafe { mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stderr] --> src/main.rs:18:43 [INFO] [stderr] | [INFO] [stderr] 18 | let mut old_value = unsafe { mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the type `Option` does not permit being left uninitialized [INFO] [stderr] --> src/main.rs:18:38 [INFO] [stderr] | [INFO] [stderr] 18 | let mut old_value = unsafe { mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] note: enums with multiple inhabited variants have to be initialized to a variant [INFO] [stderr] --> /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/option.rs:572:1 [INFO] [stderr] = note: `#[warn(invalid_value)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the type `Option>` does not permit being left uninitialized [INFO] [stderr] --> src/main.rs:74:41 [INFO] [stderr] | [INFO] [stderr] 74 | let mut node = unsafe { mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] note: enums with multiple inhabited variants have to be initialized to a variant [INFO] [stderr] --> /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/option.rs:572:1 [INFO] [stderr] [INFO] [stderr] warning: the type `Option>` does not permit being left uninitialized [INFO] [stderr] --> src/main.rs:81:41 [INFO] [stderr] | [INFO] [stderr] 81 | let mut node = unsafe { mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] note: enums with multiple inhabited variants have to be initialized to a variant [INFO] [stderr] --> /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/option.rs:572:1 [INFO] [stderr] [INFO] [stderr] warning: `benchmark_replace_with` (bin "benchmark_replace_with" test) generated 7 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.3, syn v0.14.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/benchmark_replace_with-d05ee1703eaf1fea) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c87fad9ae7e1a455859b1a50512d9a017c223450057d2610b478854a95b1363e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c87fad9ae7e1a455859b1a50512d9a017c223450057d2610b478854a95b1363e", kill_on_drop: false }` [INFO] [stdout] c87fad9ae7e1a455859b1a50512d9a017c223450057d2610b478854a95b1363e