[INFO] fetching crate pnet_packet 0.26.0...
[INFO] checking pnet_packet-0.26.0 against try#b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8 for pr-78363
[INFO] extracting crate pnet_packet 0.26.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate pnet_packet 0.26.0 on toolchain b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "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-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af3ac252ad94aa93a23b8f3ddedfc750a2500d27f8a8aac27b93c3d0e8b919d7
[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" "af3ac252ad94aa93a23b8f3ddedfc750a2500d27f8a8aac27b93c3d0e8b919d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af3ac252ad94aa93a23b8f3ddedfc750a2500d27f8a8aac27b93c3d0e8b919d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af3ac252ad94aa93a23b8f3ddedfc750a2500d27f8a8aac27b93c3d0e8b919d7", kill_on_drop: false }`
[INFO] [stdout] af3ac252ad94aa93a23b8f3ddedfc750a2500d27f8a8aac27b93c3d0e8b919d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "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] f7325408c9dc6ce2ec9b1cc3abce402f595d8e098cb74be2d52fe952a80fc6b4
[INFO] running `Command { std: "docker" "start" "-a" "f7325408c9dc6ce2ec9b1cc3abce402f595d8e098cb74be2d52fe952a80fc6b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking pnet_base v0.26.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling libc v0.2.80
[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 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-c2367e52b9f27805/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-c2367e52b9f27805/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-c2367e52b9f27805/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-c2367e52b9f27805/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-c2367e52b9f27805/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-c2367e52b9f27805/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-c2367e52b9f27805/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-c2367e52b9f27805/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-c2367e52b9f27805/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-c2367e52b9f27805/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-c2367e52b9f27805/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-c2367e52b9f27805/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 54.35s
[INFO] running `Command { std: "docker" "inspect" "f7325408c9dc6ce2ec9b1cc3abce402f595d8e098cb74be2d52fe952a80fc6b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7325408c9dc6ce2ec9b1cc3abce402f595d8e098cb74be2d52fe952a80fc6b4", kill_on_drop: false }`
[INFO] [stdout] f7325408c9dc6ce2ec9b1cc3abce402f595d8e098cb74be2d52fe952a80fc6b4