[INFO] cloning repository https://github.com/binary-rusty-hermit/uhyve
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/binary-rusty-hermit/uhyve" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbinary-rusty-hermit%2Fuhyve", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbinary-rusty-hermit%2Fuhyve'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 324b574e23af6ba70e3da81ec5af6b42750eb6dc
[INFO] checking binary-rusty-hermit/uhyve against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbinary-rusty-hermit%2Fuhyve" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/binary-rusty-hermit/uhyve on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/binary-rusty-hermit/uhyve
[INFO] finished tweaking git repo https://github.com/binary-rusty-hermit/uhyve
[INFO] tweaked toml for git repo https://github.com/binary-rusty-hermit/uhyve written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/binary-rusty-hermit/uhyve already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4fa8c86f120598c356a1a99427e0decb7a476f6b3058d51c1d3d22d4847bc0fa
[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" "4fa8c86f120598c356a1a99427e0decb7a476f6b3058d51c1d3d22d4847bc0fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fa8c86f120598c356a1a99427e0decb7a476f6b3058d51c1d3d22d4847bc0fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fa8c86f120598c356a1a99427e0decb7a476f6b3058d51c1d3d22d4847bc0fa", kill_on_drop: false }`
[INFO] [stdout] 4fa8c86f120598c356a1a99427e0decb7a476f6b3058d51c1d3d22d4847bc0fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 940aa4c452db8d21f8107c179e004c72a795b6bec05f32475c50e9c64b60836a
[INFO] running `Command { std: "docker" "start" "-a" "940aa4c452db8d21f8107c179e004c72a795b6bec05f32475c50e9c64b60836a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]    Compiling syn v1.0.46
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling x86 v0.34.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling mac_address v1.0.4
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking virtio-bindings v0.1.0
[INFO] [stderr]     Checking burst v0.0.2
[INFO] [stderr]     Checking strum v0.8.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking aho-corasick v0.7.14
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking gdb-protocol v0.1.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling tun-tap v0.1.2
[INFO] [stderr]    Compiling raw-cpuid v8.1.2
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking crossbeam-epoch v0.9.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking vmm-sys-util v0.6.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking aligned_alloc v0.1.3
[INFO] [stderr]    Compiling strum_macros v0.8.0
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking regex v1.4.1
[INFO] [stderr]     Checking kvm-bindings v0.3.0
[INFO] [stderr]     Checking kvm-ioctls v0.5.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]    Compiling scroll_derive v0.10.4
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking scroll v0.10.2
[INFO] [stderr]     Checking goblin v0.2.3
[INFO] [stderr]     Checking uhyve v0.0.22 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 09s
[INFO] running `Command { std: "docker" "inspect" "940aa4c452db8d21f8107c179e004c72a795b6bec05f32475c50e9c64b60836a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "940aa4c452db8d21f8107c179e004c72a795b6bec05f32475c50e9c64b60836a", kill_on_drop: false }`
[INFO] [stdout] 940aa4c452db8d21f8107c179e004c72a795b6bec05f32475c50e9c64b60836a