[INFO] fetching crate memflow-kvm 0.2.0-beta2...
[INFO] testing memflow-kvm-0.2.0-beta2 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate memflow-kvm 0.2.0-beta2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate memflow-kvm 0.2.0-beta2 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate memflow-kvm 0.2.0-beta2
[INFO] finished tweaking crates.io crate memflow-kvm 0.2.0-beta2
[INFO] tweaked toml for crates.io crate memflow-kvm 0.2.0-beta2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] e051f9c30faee918c65dea97d01550b7795bf7e36786e38d6cade854e901c709
[INFO] running `Command { std: "docker" "start" "-a" "e051f9c30faee918c65dea97d01550b7795bf7e36786e38d6cade854e901c709", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e051f9c30faee918c65dea97d01550b7795bf7e36786e38d6cade854e901c709", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e051f9c30faee918c65dea97d01550b7795bf7e36786e38d6cade854e901c709", kill_on_drop: false }`
[INFO] [stdout] e051f9c30faee918c65dea97d01550b7795bf7e36786e38d6cade854e901c709
[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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 1f74f838a3c584e716201540a15eeeed01736165e41c70ef5c76e1b15428a44a
[INFO] running `Command { std: "docker" "start" "-a" "1f74f838a3c584e716201540a15eeeed01736165e41c70ef5c76e1b15428a44a", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling core_extensions_proc_macros v1.5.1
[INFO] [stderr]    Compiling tstr_proc_macros v0.2.2
[INFO] [stderr]    Compiling x86_64 v0.14.6
[INFO] [stderr]    Compiling no-std-compat v0.4.1
[INFO] [stderr]    Compiling bit_field v0.10.1
[INFO] [stderr]    Compiling dataview v0.1.2
[INFO] [stderr]    Compiling volatile v0.4.4
[INFO] [stderr]    Compiling pelite-macros v0.1.1
[INFO] [stderr]    Compiling fixed-slice-vec v0.8.0
[INFO] [stderr]    Compiling rangemap v1.0.1
[INFO] [stderr]    Compiling bumpalo v3.9.1
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling coarsetime v0.1.22
[INFO] [stderr]    Compiling crossbeam-channel v0.5.4
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling scroll_derive v0.10.5
[INFO] [stderr]    Compiling hashbrown v0.12.0
[INFO] [stderr]    Compiling pelite v0.9.0
[INFO] [stderr]    Compiling core_extensions v1.5.2
[INFO] [stderr]    Compiling tstr v0.2.2
[INFO] [stderr]    Compiling repr_offset v0.2.1
[INFO] [stderr]    Compiling as_derive_utils v0.10.3
[INFO] [stderr]    Compiling abi_stable_shared v0.10.3
[INFO] [stderr]    Compiling abi_stable_derive v0.10.3
[INFO] [stderr]    Compiling bindgen v0.53.3
[INFO] [stderr]    Compiling scroll v0.10.2
[INFO] [stderr]    Compiling goblin v0.4.3
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling proc-macro-crate v1.1.3
[INFO] [stderr]    Compiling cglue-gen v0.2.4
[INFO] [stderr]    Compiling memflow-derive v0.2.0-beta2
[INFO] [stderr]    Compiling memflow-kvm-ioctl v0.1.0
[INFO] [stderr]    Compiling abi_stable v0.10.4
[INFO] [stderr]    Compiling cglue-macro v0.2.2
[INFO] [stderr]    Compiling cglue v0.2.11
[INFO] [stderr]    Compiling memflow v0.2.0-beta5
[INFO] [stderr]    Compiling memflow-kvm v0.2.0-beta2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 21s
[INFO] running `Command { std: "docker" "inspect" "1f74f838a3c584e716201540a15eeeed01736165e41c70ef5c76e1b15428a44a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f74f838a3c584e716201540a15eeeed01736165e41c70ef5c76e1b15428a44a", kill_on_drop: false }`
[INFO] [stdout] 1f74f838a3c584e716201540a15eeeed01736165e41c70ef5c76e1b15428a44a
[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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--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] 7ddd304101427106f13eb07f89d5d14fdec77bb32ff2f03c6a52fe64c1be9562
[INFO] running `Command { std: "docker" "start" "-a" "7ddd304101427106f13eb07f89d5d14fdec77bb32ff2f03c6a52fe64c1be9562", kill_on_drop: false }`
[INFO] [stderr]    Compiling memflow-kvm-ioctl v0.1.0
[INFO] [stderr]    Compiling memflow-kvm v0.2.0-beta2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.89s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/memflow_kvm-ea548b9e469c1dbf)
[INFO] running `Command { std: "docker" "inspect" "7ddd304101427106f13eb07f89d5d14fdec77bb32ff2f03c6a52fe64c1be9562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ddd304101427106f13eb07f89d5d14fdec77bb32ff2f03c6a52fe64c1be9562", kill_on_drop: false }`
[INFO] [stdout] 7ddd304101427106f13eb07f89d5d14fdec77bb32ff2f03c6a52fe64c1be9562
[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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", 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] ebdfad163429b397e6239cb295f4ccb744f196b0a32090b2d562fba4798bd1a7
[INFO] running `Command { std: "docker" "start" "-a" "ebdfad163429b397e6239cb295f4ccb744f196b0a32090b2d562fba4798bd1a7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memflow-kvm-ioctl v0.1.0
[INFO] [stderr]    Compiling memflow-kvm v0.2.0-beta2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.19s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/memflow_kvm-ea548b9e469c1dbf)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ebdfad163429b397e6239cb295f4ccb744f196b0a32090b2d562fba4798bd1a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebdfad163429b397e6239cb295f4ccb744f196b0a32090b2d562fba4798bd1a7", kill_on_drop: false }`
[INFO] [stdout] ebdfad163429b397e6239cb295f4ccb744f196b0a32090b2d562fba4798bd1a7