[INFO] cloning repository https://github.com/Guilucand/rust-cpu-bench [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Guilucand/rust-cpu-bench" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGuilucand%2Frust-cpu-bench", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGuilucand%2Frust-cpu-bench'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2ccb666e30a581dfedbda3b50f650d07d0beee55 [INFO] checking Guilucand/rust-cpu-bench against master#4a0ee3cdc66573c8b46471462db7088a89d25183 for pr-102513-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGuilucand%2Frust-cpu-bench" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Guilucand/rust-cpu-bench on toolchain 4a0ee3cdc66573c8b46471462db7088a89d25183 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a0ee3cdc66573c8b46471462db7088a89d25183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-4/source/rust-toolchain [INFO] started tweaking git repo https://github.com/Guilucand/rust-cpu-bench [INFO] finished tweaking git repo https://github.com/Guilucand/rust-cpu-bench [INFO] tweaked toml for git repo https://github.com/Guilucand/rust-cpu-bench written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/Guilucand/rust-cpu-bench already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a0ee3cdc66573c8b46471462db7088a89d25183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... 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[INFO] [stderr] Downloaded windows_i686_msvc v0.32.0 [INFO] [stderr] Downloaded windows-sys v0.32.0 [INFO] [stderr] Downloaded thiserror-impl v1.0.30 [INFO] [stderr] Downloaded thiserror v1.0.30 [INFO] [stderr] Downloaded crossbeam v0.8.1 [INFO] [stderr] Downloaded bare-metal v0.2.5 [INFO] [stderr] Downloaded cortex-m v0.7.4 [INFO] [stderr] Downloaded bare-metal v1.0.0 [INFO] [stderr] Downloaded bit_field v0.10.1 [INFO] [stderr] Downloaded critical-section v0.2.5 [INFO] [stderr] Downloaded replace_with v0.1.7 [INFO] [stderr] Downloaded parking_lot v0.11.2 [INFO] [stderr] Downloaded rand_chacha v0.3.1 [INFO] [stderr] Downloaded rand_core v0.6.3 [INFO] [stderr] Downloaded ryu v1.0.9 [INFO] [stderr] Downloaded serde v1.0.136 [INFO] [stderr] Downloaded lock_api v0.4.6 [INFO] [stderr] Downloaded byteorder v1.4.3 [INFO] [stderr] Downloaded unicode-segmentation v1.9.0 [INFO] [stderr] Downloaded regex-syntax v0.6.25 [INFO] [stderr] Downloaded regex v1.5.5 [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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+4a0ee3cdc66573c8b46471462db7088a89d25183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fec537eeb3d6498ea42f2c48dd533d3c918a307c405dec22be492b586c18f2bc [INFO] running `Command { std: "docker" "start" "-a" "fec537eeb3d6498ea42f2c48dd533d3c918a307c405dec22be492b586c18f2bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fec537eeb3d6498ea42f2c48dd533d3c918a307c405dec22be492b586c18f2bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fec537eeb3d6498ea42f2c48dd533d3c918a307c405dec22be492b586c18f2bc", kill_on_drop: false }` [INFO] [stdout] fec537eeb3d6498ea42f2c48dd533d3c918a307c405dec22be492b586c18f2bc [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=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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+4a0ee3cdc66573c8b46471462db7088a89d25183" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7439c40c60e858590bad6a55c47bb600d6f14391ac0a87742f0ccdbf76acc1c7 [INFO] running `Command { std: "docker" "start" "-a" "7439c40c60e858590bad6a55c47bb600d6f14391ac0a87742f0ccdbf76acc1c7", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.119 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.7 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling crossbeam-epoch v0.9.7 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Checking lock_api v0.4.6 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling parking_lot_core v0.9.1 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking instant v0.1.12 [INFO] [stderr] Compiling crossbeam-queue v0.3.4 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Compiling unicode-segmentation v1.9.0 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Compiling heapless v0.7.10 [INFO] [stderr] Checking gimli v0.26.1 [INFO] [stderr] Checking spin v0.9.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking crossbeam-channel v0.5.2 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking hash32 v0.2.1 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Checking object v0.27.1 [INFO] [stderr] Checking pin-project-lite v0.2.8 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking rustc-demangle v0.1.21 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking tokio v1.17.0 [INFO] [stderr] Checking replace_with v0.1.7 [INFO] [stderr] Checking unchecked-index v0.2.2 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking crossbeam v0.8.1 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking getrandom v0.2.5 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking flate2 v1.0.22 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking filebuffer v0.4.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking parking_lot v0.12.0 [INFO] [stderr] Compiling backtrace v0.3.64 [INFO] [stderr] Checking nightly-quirks v0.1.0 (/opt/rustwide/workdir/nightly-quirks) [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking procfs v0.9.1 [INFO] [stderr] Checking addr2line v0.17.0 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Checking thiserror v1.0.30 [INFO] [stderr] Checking simple-process-stats v1.0.0 (/opt/rustwide/workdir/simple-process-stats) [INFO] [stderr] Checking structopt v0.3.26 [INFO] [stderr] Checking dashmap v5.1.0 [INFO] [stderr] Checking parallel-processor v0.1.0 (/opt/rustwide/workdir/parallel-processor-rs) [INFO] [stdout] warning: unused import: `std::thread::Thread` [INFO] [stdout] --> parallel-processor-rs/src/phase_times_monitor.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::thread::Thread; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `update` is never used [INFO] [stdout] --> parallel-processor-rs/src/phase_times_monitor.rs:43:8 [INFO] [stdout] | [INFO] [stdout] 43 | fn update( [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rust-test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::os::linux::raw::stat` [INFO] [stdout] --> src/track_cpu.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::os::linux::raw::stat; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::os::linux::raw::stat` [INFO] [stdout] --> src/track_cpu.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::os::linux::raw::stat; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `std::os::linux::raw::stat`: these type aliases are no longer supported by the standard library, the `libc` crate on crates.io should be used instead for the correct definitions [INFO] [stdout] --> src/track_cpu.rs:1:26 [INFO] [stdout] | [INFO] [stdout] 1 | use std::os::linux::raw::stat; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `std::os::linux::raw::stat`: these type aliases are no longer supported by the standard library, the `libc` crate on crates.io should be used instead for the correct definitions [INFO] [stdout] --> src/track_cpu.rs:1:26 [INFO] [stdout] | [INFO] [stdout] 1 | use std::os::linux::raw::stat; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/main.rs:326:5 [INFO] [stdout] | [INFO] [stdout] 322 | / loop { [INFO] [stdout] 323 | | thread::sleep(Duration::from_millis(1000)); [INFO] [stdout] 324 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 325 | [INFO] [stdout] 326 | println!("Hello, world!"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rayon::prelude` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use rayon::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/main.rs:326:5 [INFO] [stdout] | [INFO] [stdout] 322 | / loop { [INFO] [stdout] 323 | | thread::sleep(Duration::from_millis(1000)); [INFO] [stdout] 324 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 325 | [INFO] [stdout] 326 | println!("Hello, world!"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rayon::prelude` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use rayon::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/writing_test.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 20 | for i in 0..cpu_count { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:246:9 [INFO] [stdout] | [INFO] [stdout] 246 | for i in 0..cpu_count { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/writing_test.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 20 | for i in 0..cpu_count { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:246:9 [INFO] [stdout] | [INFO] [stdout] 246 | for i in 0..cpu_count { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 40.32s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: parallel-processor v0.1.0 (/opt/rustwide/workdir/parallel-processor-rs) [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" "7439c40c60e858590bad6a55c47bb600d6f14391ac0a87742f0ccdbf76acc1c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7439c40c60e858590bad6a55c47bb600d6f14391ac0a87742f0ccdbf76acc1c7", kill_on_drop: false }` [INFO] [stdout] 7439c40c60e858590bad6a55c47bb600d6f14391ac0a87742f0ccdbf76acc1c7