[INFO] cloning repository https://github.com/r3tima/ct_memcmp [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/r3tima/ct_memcmp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fr3tima%2Fct_memcmp", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fr3tima%2Fct_memcmp'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0ffe5e452ea438cea9f8e25e3b3ec43cb8bd656b [INFO] checking r3tima/ct_memcmp against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fr3tima%2Fct_memcmp" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/r3tima/ct_memcmp [INFO] finished tweaking git repo https://github.com/r3tima/ct_memcmp [INFO] tweaked toml for git repo https://github.com/r3tima/ct_memcmp written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/r3tima/ct_memcmp on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/r3tima/ct_memcmp 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 13 packages to latest compatible versions [INFO] [stderr] Adding cfg-if v1.0.1 [INFO] [stderr] Adding getrandom v0.2.16 [INFO] [stderr] Adding ppv-lite86 v0.2.21 [INFO] [stderr] Adding proc-macro2 v1.0.95 [INFO] [stderr] Adding quote v1.0.40 [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.1) [INFO] [stderr] Adding rand_chacha v0.3.1 [INFO] [stderr] Adding rand_core v0.6.4 [INFO] [stderr] Adding syn v2.0.104 [INFO] [stderr] Adding unicode-ident v1.0.18 [INFO] [stderr] Adding wasi v0.11.1+wasi-snapshot-preview1 [INFO] [stderr] Adding zerocopy v0.8.26 [INFO] [stderr] Adding zerocopy-derive v0.8.26 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ec4eab2f5fc6592acbac23f87ce0cca0e686ca38ae76a69de74b40110915ef0b [INFO] running `Command { std: "docker" "start" "-a" "ec4eab2f5fc6592acbac23f87ce0cca0e686ca38ae76a69de74b40110915ef0b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ec4eab2f5fc6592acbac23f87ce0cca0e686ca38ae76a69de74b40110915ef0b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec4eab2f5fc6592acbac23f87ce0cca0e686ca38ae76a69de74b40110915ef0b", kill_on_drop: false }` [INFO] [stdout] ec4eab2f5fc6592acbac23f87ce0cca0e686ca38ae76a69de74b40110915ef0b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 92bca6486515d46fbc491499b4cd76ff6b830281cb8f5cf8e38ce1d155f6c0d8 [INFO] running `Command { std: "docker" "start" "-a" "92bca6486515d46fbc491499b4cd76ff6b830281cb8f5cf8e38ce1d155f6c0d8", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.171 [INFO] [stderr] Compiling zerocopy v0.8.26 [INFO] [stderr] Checking cfg-if v1.0.1 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking memcopy v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `_mm_lfence` [INFO] [stdout] --> src/tsx_memcmp.rs:2:39 [INFO] [stdout] | [INFO] [stdout] 2 | use core::arch::x86_64::{_mm_clflush, _mm_lfence, _mm_mfence}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: formatting may not be suitable for sub-register argument [INFO] [stdout] --> src/tsx_memcmp.rs:41:15 [INFO] [stdout] | [INFO] [stdout] 41 | "mov {0}, 0", [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 44 | "mov {0}, 1", [INFO] [stdout] | ^^^ [INFO] [stdout] 45 | "3:", [INFO] [stdout] 46 | out(reg) status, [INFO] [stdout] | ------ for this argument [INFO] [stdout] | [INFO] [stdout] = help: use `{0:e}` to have the register formatted as `eax` (for 32-bit values) [INFO] [stdout] = help: or use `{0:r}` to keep the default formatting of `rax` (for 64-bit values) [INFO] [stdout] = note: `#[warn(asm_sub_register)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:2:26 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct AlignedBuffer([u8; 64]); [INFO] [stdout] | ------------- ^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `CACHE_HIT_THRESHOLD` is never used [INFO] [stdout] --> src/tsx_memcmp.rs:7:7 [INFO] [stdout] | [INFO] [stdout] 7 | const CACHE_HIT_THRESHOLD: u64 = 80; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `_mm_lfence` [INFO] [stdout] --> src/tsx_memcmp.rs:2:39 [INFO] [stdout] | [INFO] [stdout] 2 | use core::arch::x86_64::{_mm_clflush, _mm_lfence, _mm_mfence}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `memcopy::sandbox::sandbox` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use memcopy::sandbox::sandbox; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: formatting may not be suitable for sub-register argument [INFO] [stdout] --> src/tsx_memcmp.rs:41:15 [INFO] [stdout] | [INFO] [stdout] 41 | "mov {0}, 0", [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 44 | "mov {0}, 1", [INFO] [stdout] | ^^^ [INFO] [stdout] 45 | "3:", [INFO] [stdout] 46 | out(reg) status, [INFO] [stdout] | ------ for this argument [INFO] [stdout] | [INFO] [stdout] = help: use `{0:e}` to have the register formatted as `eax` (for 32-bit values) [INFO] [stdout] = help: or use `{0:r}` to keep the default formatting of `rax` (for 64-bit values) [INFO] [stdout] = note: `#[warn(asm_sub_register)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:2:26 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct AlignedBuffer([u8; 64]); [INFO] [stdout] | ------------- ^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `CACHE_HIT_THRESHOLD` is never used [INFO] [stdout] --> src/tsx_memcmp.rs:7:7 [INFO] [stdout] | [INFO] [stdout] 7 | const CACHE_HIT_THRESHOLD: u64 = 80; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `memcopy::sandbox::sandbox` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use memcopy::sandbox::sandbox; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/bin/probe.rs:136:5 [INFO] [stdout] | [INFO] [stdout] 136 | unsafe { [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/bin/probe.rs:143:5 [INFO] [stdout] | [INFO] [stdout] 143 | unsafe { [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `std::arch::x86_64::_rdtscp` [INFO] [stdout] --> benches/probe.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::arch::x86_64::_rdtscp; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^------- [INFO] [stdout] | | | [INFO] [stdout] | | help: a similar name exists in the module: `_rdtsc` [INFO] [stdout] | no `_rdtscp` in `core_arch::arch::x86_64` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/bin/probe.rs:136:5 [INFO] [stdout] | [INFO] [stdout] 136 | unsafe { [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/bin/probe.rs:143:5 [INFO] [stdout] | [INFO] [stdout] 143 | unsafe { [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stderr] error: could not compile `memcopy` (bench "probe") due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "92bca6486515d46fbc491499b4cd76ff6b830281cb8f5cf8e38ce1d155f6c0d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "92bca6486515d46fbc491499b4cd76ff6b830281cb8f5cf8e38ce1d155f6c0d8", kill_on_drop: false }` [INFO] [stdout] 92bca6486515d46fbc491499b4cd76ff6b830281cb8f5cf8e38ce1d155f6c0d8