[INFO] fetching crate pnet_packet 0.26.0...
[INFO] checking pnet_packet-0.26.0 against master#0dce3f606e05cffab7361c132a399d3550ab0df8 for pr-78376
[INFO] extracting crate pnet_packet 0.26.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate pnet_packet 0.26.0 on toolchain 0dce3f606e05cffab7361c132a399d3550ab0df8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pnet_packet 0.26.0
[INFO] finished tweaking crates.io crate pnet_packet 0.26.0
[INFO] tweaked toml for crates.io crate pnet_packet 0.26.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "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" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 397939c0f1bc05dc1b77a5f65b22ae4e334161f76edcab12a861beb62eb6d2b2
[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" "397939c0f1bc05dc1b77a5f65b22ae4e334161f76edcab12a861beb62eb6d2b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "397939c0f1bc05dc1b77a5f65b22ae4e334161f76edcab12a861beb62eb6d2b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "397939c0f1bc05dc1b77a5f65b22ae4e334161f76edcab12a861beb62eb6d2b2", kill_on_drop: false }`
[INFO] [stdout] 397939c0f1bc05dc1b77a5f65b22ae4e334161f76edcab12a861beb62eb6d2b2
[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=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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2f5ad98e13b929bdcf3f50d7d715fad5db74ea97cab776f273d2cdd61c8d8cc
[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" "f2f5ad98e13b929bdcf3f50d7d715fad5db74ea97cab776f273d2cdd61c8d8cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.20
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]     Checking pnet_base v0.26.0
[INFO] [stderr]    Compiling syntex_pos v0.42.0
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]     Checking pnet_macros_support v0.26.0
[INFO] [stderr]    Compiling aho-corasick v0.7.14
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]    Compiling regex v1.4.1
[INFO] [stderr]    Compiling syntex v0.42.2
[INFO] [stderr]    Compiling pnet_macros v0.26.0
[INFO] [stderr]    Compiling pnet_packet v0.26.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/pnet_packet-ecb110c878283257/out/gre.rs:386:22
[INFO] [stdout]     |
[INFO] [stdout] 386 |             vec.push({ (packet[co] as u8) });
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/pnet_packet-ecb110c878283257/out/gre.rs:759:22
[INFO] [stdout]     |
[INFO] [stdout] 759 |             vec.push({ (packet[co] as u8) });
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/pnet_packet-ecb110c878283257/out/ipv4.rs:1407:22
[INFO] [stdout]      |
[INFO] [stdout] 1407 |             vec.push({ (packet[co] as u8) });
[INFO] [stdout]      |                      ^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/pnet_packet-ecb110c878283257/out/ipv4.rs:1530:22
[INFO] [stdout]      |
[INFO] [stdout] 1530 |             vec.push({ (packet[co] as u8) });
[INFO] [stdout]      |                      ^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/pnet_packet-ecb110c878283257/out/tcp.rs:1009:22
[INFO] [stdout]      |
[INFO] [stdout] 1009 |             vec.push({ (packet[co] as u8) });
[INFO] [stdout]      |                      ^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/pnet_packet-ecb110c878283257/out/tcp.rs:1110:22
[INFO] [stdout]      |
[INFO] [stdout] 1110 |             vec.push({ (packet[co] as u8) });
[INFO] [stdout]      |                      ^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/pnet_packet-ecb110c878283257/out/gre.rs:386:22
[INFO] [stdout]     |
[INFO] [stdout] 386 |             vec.push({ (packet[co] as u8) });
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/pnet_packet-ecb110c878283257/out/gre.rs:759:22
[INFO] [stdout]     |
[INFO] [stdout] 759 |             vec.push({ (packet[co] as u8) });
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/pnet_packet-ecb110c878283257/out/ipv4.rs:1407:22
[INFO] [stdout]      |
[INFO] [stdout] 1407 |             vec.push({ (packet[co] as u8) });
[INFO] [stdout]      |                      ^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/pnet_packet-ecb110c878283257/out/ipv4.rs:1530:22
[INFO] [stdout]      |
[INFO] [stdout] 1530 |             vec.push({ (packet[co] as u8) });
[INFO] [stdout]      |                      ^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/pnet_packet-ecb110c878283257/out/tcp.rs:1009:22
[INFO] [stdout]      |
[INFO] [stdout] 1009 |             vec.push({ (packet[co] as u8) });
[INFO] [stdout]      |                      ^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/pnet_packet-ecb110c878283257/out/tcp.rs:1110:22
[INFO] [stdout]      |
[INFO] [stdout] 1110 |             vec.push({ (packet[co] as u8) });
[INFO] [stdout]      |                      ^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "f2f5ad98e13b929bdcf3f50d7d715fad5db74ea97cab776f273d2cdd61c8d8cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2f5ad98e13b929bdcf3f50d7d715fad5db74ea97cab776f273d2cdd61c8d8cc", kill_on_drop: false }`
[INFO] [stdout] f2f5ad98e13b929bdcf3f50d7d715fad5db74ea97cab776f273d2cdd61c8d8cc