[INFO] cloning repository https://github.com/aleozlx/benchmark-containers [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aleozlx/benchmark-containers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faleozlx%2Fbenchmark-containers", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faleozlx%2Fbenchmark-containers'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 23e4fa014b30b3242f65f6388eb292115b314176 [INFO] checking aleozlx/benchmark-containers against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faleozlx%2Fbenchmark-containers" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/aleozlx/benchmark-containers on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/aleozlx/benchmark-containers [INFO] finished tweaking git repo https://github.com/aleozlx/benchmark-containers [INFO] tweaked toml for git repo https://github.com/aleozlx/benchmark-containers written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/aleozlx/benchmark-containers already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", 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] 649235450f9e9f7ea0501c32a3ca706d6aefabdd27687d02376a6a54a3598759 [INFO] running `Command { std: "docker" "start" "-a" "649235450f9e9f7ea0501c32a3ca706d6aefabdd27687d02376a6a54a3598759", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "649235450f9e9f7ea0501c32a3ca706d6aefabdd27687d02376a6a54a3598759", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "649235450f9e9f7ea0501c32a3ca706d6aefabdd27687d02376a6a54a3598759", kill_on_drop: false }` [INFO] [stdout] 649235450f9e9f7ea0501c32a3ca706d6aefabdd27687d02376a6a54a3598759 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9f5157fb9af78b055030ae8453fb1d59ed870a22c9950411bbc687705fea7fe3 [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" "9f5157fb9af78b055030ae8453fb1d59ed870a22c9950411bbc687705fea7fe3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.49 [INFO] [stderr] Checking cfg-if v0.1.7 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Compiling nix v0.13.0 [INFO] [stderr] Compiling sysinfo v0.8.2 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Checking crossbeam-deque v0.2.0 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking threadpool v1.7.1 [INFO] [stderr] Checking benchmark-containers v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `nix::Error` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use nix::Error; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `nix::unistd::ForkResult::*` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use nix::unistd::ForkResult::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `nix::sys::signal::*` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use nix::sys::signal::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `nix::sys::wait::*` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use nix::sys::wait::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `libc::_exit` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use libc::_exit; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Seek` [INFO] [stdout] --> src/main.rs:13:28 [INFO] [stdout] | [INFO] [stdout] 13 | use std::io::{Read, Write, Seek}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `nix::Error` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use nix::Error; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `nix::unistd::ForkResult::*` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use nix::unistd::ForkResult::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `nix::sys::signal::*` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use nix::sys::signal::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `nix::sys::wait::*` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use nix::sys::wait::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `libc::_exit` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use libc::_exit; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Seek` [INFO] [stdout] --> src/main.rs:13:28 [INFO] [stdout] | [INFO] [stdout] 13 | use std::io::{Read, Write, Seek}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ProcessExt` [INFO] [stdout] --> src/main.rs:11:15 [INFO] [stdout] | [INFO] [stdout] 11 | use sysinfo::{ProcessExt, SystemExt}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `threadbomb` [INFO] [stdout] --> src/main.rs:28:4 [INFO] [stdout] | [INFO] [stdout] 28 | fn threadbomb() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `blk` [INFO] [stdout] --> src/main.rs:88:4 [INFO] [stdout] | [INFO] [stdout] 88 | fn blk() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ProcessExt` [INFO] [stdout] --> src/main.rs:11:15 [INFO] [stdout] | [INFO] [stdout] 11 | use sysinfo::{ProcessExt, SystemExt}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `threadbomb` [INFO] [stdout] --> src/main.rs:28:4 [INFO] [stdout] | [INFO] [stdout] 28 | fn threadbomb() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `blk` [INFO] [stdout] --> src/main.rs:88:4 [INFO] [stdout] | [INFO] [stdout] 88 | fn blk() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.66s [INFO] running `Command { std: "docker" "inspect" "9f5157fb9af78b055030ae8453fb1d59ed870a22c9950411bbc687705fea7fe3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f5157fb9af78b055030ae8453fb1d59ed870a22c9950411bbc687705fea7fe3", kill_on_drop: false }` [INFO] [stdout] 9f5157fb9af78b055030ae8453fb1d59ed870a22c9950411bbc687705fea7fe3