[INFO] fetching crate libbpf-rs 0.3.0...
[INFO] checking libbpf-rs-0.3.0 against master#db870ea71b6dcc7a91b999420b88f41d3cdd13e1 for pr-75192
[INFO] extracting crate libbpf-rs 0.3.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate libbpf-rs 0.3.0 on toolchain db870ea71b6dcc7a91b999420b88f41d3cdd13e1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-9/source/.cargo/config
[INFO] started tweaking crates.io crate libbpf-rs 0.3.0
[INFO] finished tweaking crates.io crate libbpf-rs 0.3.0
[INFO] tweaked toml for crates.io crate libbpf-rs 0.3.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "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" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36e519e55bf1f1465fc1a7de188f3736d6697535adbb74e2440b25dd1dadd264
[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" "36e519e55bf1f1465fc1a7de188f3736d6697535adbb74e2440b25dd1dadd264", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36e519e55bf1f1465fc1a7de188f3736d6697535adbb74e2440b25dd1dadd264", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36e519e55bf1f1465fc1a7de188f3736d6697535adbb74e2440b25dd1dadd264", kill_on_drop: false }`
[INFO] [stdout] 36e519e55bf1f1465fc1a7de188f3736d6697535adbb74e2440b25dd1dadd264
[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" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] adce76e3f9c6a00ba694fad785fe75058738ecc8480334180f77d6e5b6e7e784
[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" "adce76e3f9c6a00ba694fad785fe75058738ecc8480334180f77d6e5b6e7e784", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]    Compiling vsprintf v1.0.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling libbpf-sys v0.0.8-3
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling num_enum_derive v0.4.3
[INFO] [stderr]     Checking num_enum v0.4.3
[INFO] [stderr]     Checking libbpf-rs v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.37s
[INFO] running `Command { std: "docker" "inspect" "adce76e3f9c6a00ba694fad785fe75058738ecc8480334180f77d6e5b6e7e784", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adce76e3f9c6a00ba694fad785fe75058738ecc8480334180f77d6e5b6e7e784", kill_on_drop: false }`
[INFO] [stdout] adce76e3f9c6a00ba694fad785fe75058738ecc8480334180f77d6e5b6e7e784