[INFO] cloning repository https://github.com/tschuett/tiny-vmm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tschuett/tiny-vmm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftschuett%2Ftiny-vmm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftschuett%2Ftiny-vmm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e39a97648ea7709f0ca8240d8f009d456df4db50
[INFO] building tschuett/tiny-vmm against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftschuett%2Ftiny-vmm" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tschuett/tiny-vmm on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tschuett/tiny-vmm
[INFO] finished tweaking git repo https://github.com/tschuett/tiny-vmm
[INFO] tweaked toml for git repo https://github.com/tschuett/tiny-vmm written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tschuett/tiny-vmm 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "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]  Downloading crates ...
[INFO] [stderr]   Downloaded kvm-bindings v0.5.0
[INFO] [stderr]   Downloaded vmm-sys-util v0.10.0
[INFO] [stderr]   Downloaded kvm-ioctls v0.11.0
[INFO] [stderr]   Downloaded vm-memory v0.9.0
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98d25462098abb1615d24b388dbc3c5a6b2b7759bf88998569b4d96555b68265
[INFO] running `Command { std: "docker" "start" "-a" "98d25462098abb1615d24b388dbc3c5a6b2b7759bf88998569b4d96555b68265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98d25462098abb1615d24b388dbc3c5a6b2b7759bf88998569b4d96555b68265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98d25462098abb1615d24b388dbc3c5a6b2b7759bf88998569b4d96555b68265", kill_on_drop: false }`
[INFO] [stdout] 98d25462098abb1615d24b388dbc3c5a6b2b7759bf88998569b4d96555b68265
[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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7de2dffdec61ec3aa2da21864913be19633ddcd222c56a8d6f3e201d3d08c3f
[INFO] running `Command { std: "docker" "start" "-a" "c7de2dffdec61ec3aa2da21864913be19633ddcd222c56a8d6f3e201d3d08c3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling kvm-ioctls v0.11.0
[INFO] [stderr]    Compiling anyhow v1.0.65
[INFO] [stderr]    Compiling vmm-sys-util v0.10.0
[INFO] [stderr]    Compiling vm-memory v0.9.0
[INFO] [stderr]    Compiling kvm-bindings v0.5.0
[INFO] [stderr]    Compiling tiny-vmm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.59s
[INFO] running `Command { std: "docker" "inspect" "c7de2dffdec61ec3aa2da21864913be19633ddcd222c56a8d6f3e201d3d08c3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7de2dffdec61ec3aa2da21864913be19633ddcd222c56a8d6f3e201d3d08c3f", kill_on_drop: false }`
[INFO] [stdout] c7de2dffdec61ec3aa2da21864913be19633ddcd222c56a8d6f3e201d3d08c3f
[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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f02c0690ed83f20e04541f54b6189d844309082191a7aaeb82559ec37731f323
[INFO] running `Command { std: "docker" "start" "-a" "f02c0690ed83f20e04541f54b6189d844309082191a7aaeb82559ec37731f323", kill_on_drop: false }`
[INFO] [stderr]    Compiling tiny-vmm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "f02c0690ed83f20e04541f54b6189d844309082191a7aaeb82559ec37731f323", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f02c0690ed83f20e04541f54b6189d844309082191a7aaeb82559ec37731f323", kill_on_drop: false }`
[INFO] [stdout] f02c0690ed83f20e04541f54b6189d844309082191a7aaeb82559ec37731f323