[INFO] fetching crate memflow-kvm 0.1.1...
[INFO] testing memflow-kvm-0.1.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate memflow-kvm 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate memflow-kvm 0.1.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate memflow-kvm 0.1.1
[INFO] finished tweaking crates.io crate memflow-kvm 0.1.1
[INFO] tweaked toml for crates.io crate memflow-kvm 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc651bc8fcadf62fad4b3d2272470a067fb5e1f33973ee474403889f1f39553f
[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" "cc651bc8fcadf62fad4b3d2272470a067fb5e1f33973ee474403889f1f39553f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc651bc8fcadf62fad4b3d2272470a067fb5e1f33973ee474403889f1f39553f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc651bc8fcadf62fad4b3d2272470a067fb5e1f33973ee474403889f1f39553f", kill_on_drop: false }`
[INFO] [stdout] cc651bc8fcadf62fad4b3d2272470a067fb5e1f33973ee474403889f1f39553f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--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] 9c04445c7a1e1919d7ad5a81984d73b232ad336891beb184b0de740bbd48236a
[INFO] running `Command { std: "docker" "start" "-a" "9c04445c7a1e1919d7ad5a81984d73b232ad336891beb184b0de740bbd48236a", kill_on_drop: false }`
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling bindgen v0.53.3
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling x86_64 v0.12.4
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]    Compiling derive_pod v0.1.0
[INFO] [stderr]    Compiling bumpalo v3.4.0
[INFO] [stderr]    Compiling bit_field v0.9.0
[INFO] [stderr]    Compiling no-std-compat v0.4.1
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling coarsetime v0.1.18
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling dirs v3.0.1
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling dataview v0.1.1
[INFO] [stderr]    Compiling vector-trees v0.1.0
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling memflow-derive v0.1.5
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling memflow v0.1.5
[INFO] [stderr]    Compiling memflow-kvm-ioctl v0.1.0
[INFO] [stderr]    Compiling memflow-kvm v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] running `Command { std: "docker" "inspect" "9c04445c7a1e1919d7ad5a81984d73b232ad336891beb184b0de740bbd48236a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c04445c7a1e1919d7ad5a81984d73b232ad336891beb184b0de740bbd48236a", kill_on_drop: false }`
[INFO] [stdout] 9c04445c7a1e1919d7ad5a81984d73b232ad336891beb184b0de740bbd48236a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82b5696b97ea594506d354a443c97eaf6b935085adbc00a184bf2f471b1ded18
[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" "82b5696b97ea594506d354a443c97eaf6b935085adbc00a184bf2f471b1ded18", kill_on_drop: false }`
[INFO] [stderr]    Compiling memflow-kvm-ioctl v0.1.0
[INFO] [stderr]    Compiling memflow-kvm v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.20s
[INFO] running `Command { std: "docker" "inspect" "82b5696b97ea594506d354a443c97eaf6b935085adbc00a184bf2f471b1ded18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82b5696b97ea594506d354a443c97eaf6b935085adbc00a184bf2f471b1ded18", kill_on_drop: false }`
[INFO] [stdout] 82b5696b97ea594506d354a443c97eaf6b935085adbc00a184bf2f471b1ded18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 840bb40b3a75324b806be1044f3534915f1ca48070170fcf04ef76375d706001
[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" "840bb40b3a75324b806be1044f3534915f1ca48070170fcf04ef76375d706001", kill_on_drop: false }`
[INFO] [stderr]    Compiling memflow-kvm-ioctl v0.1.0
[INFO] [stderr]    Compiling memflow-kvm v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.22s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/memflow_kvm-c9d01fb92509520f
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests memflow-kvm
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "840bb40b3a75324b806be1044f3534915f1ca48070170fcf04ef76375d706001", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "840bb40b3a75324b806be1044f3534915f1ca48070170fcf04ef76375d706001", kill_on_drop: false }`
[INFO] [stdout] 840bb40b3a75324b806be1044f3534915f1ca48070170fcf04ef76375d706001