[INFO] fetching crate fake-tcp 0.5.0...
[INFO] checking fake-tcp-0.5.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate fake-tcp 0.5.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate fake-tcp 0.5.0
[INFO] finished tweaking crates.io crate fake-tcp 0.5.0
[INFO] tweaked toml for crates.io crate fake-tcp 0.5.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fake-tcp 0.5.0 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 89 packages to latest compatible versions
[INFO] [stderr]       Adding flume v0.10.14 (available: v0.11.1)
[INFO] [stderr]       Adding pnet v0.31.0 (available: v0.35.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.1)
[INFO] [stderr]       Adding tokio-tun v0.7.0 (available: v0.13.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd4f8108518d0c4e8e435be958385a6776e7e56aa9ef77a6fac1ea10d03eb71b
[INFO] running `Command { std: "docker" "start" "-a" "dd4f8108518d0c4e8e435be958385a6776e7e56aa9ef77a6fac1ea10d03eb71b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd4f8108518d0c4e8e435be958385a6776e7e56aa9ef77a6fac1ea10d03eb71b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd4f8108518d0c4e8e435be958385a6776e7e56aa9ef77a6fac1ea10d03eb71b", kill_on_drop: false }`
[INFO] [stdout] dd4f8108518d0c4e8e435be958385a6776e7e56aa9ef77a6fac1ea10d03eb71b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 752cc3f81d7acaace6a4a6b23863d6441307ed7adc130caae0ee09c384596b1b
[INFO] running `Command { std: "docker" "start" "-a" "752cc3f81d7acaace6a4a6b23863d6441307ed7adc130caae0ee09c384596b1b", kill_on_drop: false }`
[INFO] [stderr]     Checking no-std-net v0.6.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling pnet v0.31.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking pnet_sys v0.31.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.5
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking nix v0.25.1
[INFO] [stderr]     Checking pnet_base v0.31.0
[INFO] [stderr]     Checking internet-checksum v0.2.1
[INFO] [stderr]     Checking pnet_macros_support v0.31.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]     Checking ipnetwork v0.19.0
[INFO] [stderr]     Checking pnet_datalink v0.31.0
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]     Checking tokio v1.45.1
[INFO] [stderr]     Checking pin-project v1.1.10
[INFO] [stderr]     Checking flume v0.10.14
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling pnet_macros v0.31.0
[INFO] [stderr]     Checking pnet_packet v0.31.0
[INFO] [stderr]     Checking tokio-tun v0.7.0
[INFO] [stderr]     Checking pnet_transport v0.31.0
[INFO] [stderr]     Checking fake-tcp v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/packet.rs:130:29
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub fn parse_ip_packet(buf: &Bytes) -> Option<(IPPacket, tcp::TcpPacket)> {
[INFO] [stdout]     |                             ^^^^^^             --------  -------------- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                             |                  |
[INFO] [stdout]     |                             |                  the lifetimes get resolved as `'_`
[INFO] [stdout]     |                             this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub fn parse_ip_packet(buf: &Bytes) -> Option<(IPPacket<'_>, tcp::TcpPacket<'_>)> {
[INFO] [stdout]     |                                                        ++++                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/packet.rs:130:29
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub fn parse_ip_packet(buf: &Bytes) -> Option<(IPPacket, tcp::TcpPacket)> {
[INFO] [stdout]     |                             ^^^^^^             --------  -------------- the lifetimes get resolved as `'_`
[INFO] [stdout]     |                             |                  |
[INFO] [stdout]     |                             |                  the lifetimes get resolved as `'_`
[INFO] [stdout]     |                             this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub fn parse_ip_packet(buf: &Bytes) -> Option<(IPPacket<'_>, tcp::TcpPacket<'_>)> {
[INFO] [stdout]     |                                                        ++++                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.73s
[INFO] running `Command { std: "docker" "inspect" "752cc3f81d7acaace6a4a6b23863d6441307ed7adc130caae0ee09c384596b1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "752cc3f81d7acaace6a4a6b23863d6441307ed7adc130caae0ee09c384596b1b", kill_on_drop: false }`
[INFO] [stdout] 752cc3f81d7acaace6a4a6b23863d6441307ed7adc130caae0ee09c384596b1b