[INFO] fetching crate libbpf-cargo 0.1.2...
[INFO] checking libbpf-cargo-0.1.2 against master#119d2a1a98fe87d4ae6cabf12134a0ef2fb95851 for pr-75180
[INFO] extracting crate libbpf-cargo 0.1.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate libbpf-cargo 0.1.2 on toolchain 119d2a1a98fe87d4ae6cabf12134a0ef2fb95851
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libbpf-cargo 0.1.2
[INFO] finished tweaking crates.io crate libbpf-cargo 0.1.2
[INFO] tweaked toml for crates.io crate libbpf-cargo 0.1.2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate libbpf-cargo 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 42e6d7fcf973bf3b0503ec51161813e6b35443830ea8478e5231e9df75171cc3
[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" "42e6d7fcf973bf3b0503ec51161813e6b35443830ea8478e5231e9df75171cc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42e6d7fcf973bf3b0503ec51161813e6b35443830ea8478e5231e9df75171cc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42e6d7fcf973bf3b0503ec51161813e6b35443830ea8478e5231e9df75171cc3", kill_on_drop: false }`
[INFO] [stdout] 42e6d7fcf973bf3b0503ec51161813e6b35443830ea8478e5231e9df75171cc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "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] 4fb735085d900a279fa23176dd3fa76900902737a094339f9f578e94a41f9df1
[INFO] running `Command { std: "docker" "start" "-a" "4fb735085d900a279fa23176dd3fa76900902737a094339f9f578e94a41f9df1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling scroll_derive v0.10.2
[INFO] [stderr]     Checking scroll v0.10.1
[INFO] [stderr]     Checking goblin v0.2.3
[INFO] [stderr]    Compiling structopt-derive v0.4.7
[INFO] [stderr]     Checking structopt v0.3.14
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking cargo_metadata v0.9.1
[INFO] [stderr]     Checking libbpf-cargo v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "4fb735085d900a279fa23176dd3fa76900902737a094339f9f578e94a41f9df1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fb735085d900a279fa23176dd3fa76900902737a094339f9f578e94a41f9df1", kill_on_drop: false }`
[INFO] [stdout] 4fb735085d900a279fa23176dd3fa76900902737a094339f9f578e94a41f9df1