[INFO] fetching crate microbench 0.5.0... [INFO] checking microbench-0.5.0 against try#6024cfef3a82f9a7688f07054f1650081bad3af5 for pr-74130 [INFO] extracting crate microbench 0.5.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate microbench 0.5.0 on toolchain 6024cfef3a82f9a7688f07054f1650081bad3af5 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate microbench 0.5.0 [INFO] finished tweaking crates.io crate microbench 0.5.0 [INFO] tweaked toml for crates.io crate microbench 0.5.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 29a4819b5d24c35e43758eb2a9df6754fa1a48e298e3d42b0871737e6ab13b87 [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" "29a4819b5d24c35e43758eb2a9df6754fa1a48e298e3d42b0871737e6ab13b87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "29a4819b5d24c35e43758eb2a9df6754fa1a48e298e3d42b0871737e6ab13b87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "29a4819b5d24c35e43758eb2a9df6754fa1a48e298e3d42b0871737e6ab13b87", kill_on_drop: false }` [INFO] [stdout] 29a4819b5d24c35e43758eb2a9df6754fa1a48e298e3d42b0871737e6ab13b87 [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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 91351ff4dec9796d09540c8a6e388bfcbc50f2a165615ddf5f51916116e8a4ec [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" "91351ff4dec9796d09540c8a6e388bfcbc50f2a165615ddf5f51916116e8a4ec", kill_on_drop: false }` [INFO] [stderr] Checking microbench v0.5.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.78s [INFO] running `Command { std: "docker" "inspect" "91351ff4dec9796d09540c8a6e388bfcbc50f2a165615ddf5f51916116e8a4ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91351ff4dec9796d09540c8a6e388bfcbc50f2a165615ddf5f51916116e8a4ec", kill_on_drop: false }` [INFO] [stdout] 91351ff4dec9796d09540c8a6e388bfcbc50f2a165615ddf5f51916116e8a4ec