[INFO] fetching crate synner 0.1.1...
[INFO] checking synner-0.1.1 against beta for pr-78714
[INFO] extracting crate synner 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate synner 0.1.1 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate synner 0.1.1
[INFO] finished tweaking crates.io crate synner 0.1.1
[INFO] tweaked toml for crates.io crate synner 0.1.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta" "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] f238d35087b8ab2d0203ffeabc4843f4a49e2222e83d75ced0cc726166ed74d7
[INFO] running `Command { std: "docker" "start" "-a" "f238d35087b8ab2d0203ffeabc4843f4a49e2222e83d75ced0cc726166ed74d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f238d35087b8ab2d0203ffeabc4843f4a49e2222e83d75ced0cc726166ed74d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f238d35087b8ab2d0203ffeabc4843f4a49e2222e83d75ced0cc726166ed74d7", kill_on_drop: false }`
[INFO] [stdout] f238d35087b8ab2d0203ffeabc4843f4a49e2222e83d75ced0cc726166ed74d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f55240de43baf71236a821eabb45f4d6636c63293f405d60c605d14a6fd80d78
[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" "f55240de43baf71236a821eabb45f4d6636c63293f405d60c605d14a6fd80d78", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]     Checking pnet_packet v0.21.0
[INFO] [stdout] error[E0599]: no method named `to_primitive_values` found for struct `MacAddr` in the current scope
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/pnet_packet-3da558979786e0a6/out/ethernet.rs:442:24
[INFO] [stdout]     |
[INFO] [stdout] 442 |         let vals = val.to_primitive_values();
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^ method not found in `MacAddr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to_primitive_values` found for struct `MacAddr` in the current scope
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/pnet_packet-3da558979786e0a6/out/ethernet.rs:499:24
[INFO] [stdout]     |
[INFO] [stdout] 499 |         let vals = val.to_primitive_values();
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^ method not found in `MacAddr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to_primitive_values` found for struct `MacAddr` in the current scope
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/pnet_packet-3da558979786e0a6/out/arp.rs:776:24
[INFO] [stdout]     |
[INFO] [stdout] 776 |         let vals = val.to_primitive_values();
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^ method not found in `MacAddr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to_primitive_values` found for struct `MacAddr` in the current scope
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/pnet_packet-3da558979786e0a6/out/arp.rs:874:24
[INFO] [stdout]     |
[INFO] [stdout] 874 |         let vals = val.to_primitive_values();
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^ method not found in `MacAddr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pnet_packet`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "f55240de43baf71236a821eabb45f4d6636c63293f405d60c605d14a6fd80d78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f55240de43baf71236a821eabb45f4d6636c63293f405d60c605d14a6fd80d78", kill_on_drop: false }`
[INFO] [stdout] f55240de43baf71236a821eabb45f4d6636c63293f405d60c605d14a6fd80d78