[INFO] cloning repository https://github.com/escoffier/packet_demo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/escoffier/packet_demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fescoffier%2Fpacket_demo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fescoffier%2Fpacket_demo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 71f72f10db7aa15b09a0e852420d367dbf9d68e2 [INFO] building escoffier/packet_demo against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fescoffier%2Fpacket_demo" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/escoffier/packet_demo on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/escoffier/packet_demo [INFO] finished tweaking git repo https://github.com/escoffier/packet_demo [INFO] tweaked toml for git repo https://github.com/escoffier/packet_demo written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/escoffier/packet_demo already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--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] Downloading crates ... [INFO] [stderr] Downloaded pktparse v0.7.1 [INFO] [stderr] Downloaded smoltcp v0.10.0 [INFO] [stderr] Downloaded af_packet v0.3.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3a4bd6539e73042a84be663e0f494191a2171aa683a6dfea4d1840b46acd057d [INFO] running `Command { std: "docker" "start" "-a" "3a4bd6539e73042a84be663e0f494191a2171aa683a6dfea4d1840b46acd057d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3a4bd6539e73042a84be663e0f494191a2171aa683a6dfea4d1840b46acd057d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a4bd6539e73042a84be663e0f494191a2171aa683a6dfea4d1840b46acd057d", kill_on_drop: false }` [INFO] [stdout] 3a4bd6539e73042a84be663e0f494191a2171aa683a6dfea4d1840b46acd057d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8472a994190c8b139da2c6f60051242b9ec97f0d5a83d6d42ce8c5e13e1cacf4 [INFO] running `Command { std: "docker" "start" "-a" "8472a994190c8b139da2c6f60051242b9ec97f0d5a83d6d42ce8c5e13e1cacf4", kill_on_drop: false }` [INFO] [stderr] Compiling semver v1.0.20 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libc v0.2.150 [INFO] [stderr] Compiling lexical-core v0.7.6 [INFO] [stderr] Compiling scopeguard v1.2.0 [INFO] [stderr] Compiling memchr v2.6.4 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling static_assertions v1.1.0 [INFO] [stderr] Compiling arrayvec v0.5.2 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling ryu v1.0.15 [INFO] [stderr] Compiling smoltcp v0.10.0 [INFO] [stderr] Compiling minimal-lexical v0.2.1 [INFO] [stderr] Compiling stable_deref_trait v1.2.0 [INFO] [stderr] Compiling log v0.4.20 [INFO] [stderr] Compiling managed v0.8.0 [INFO] [stderr] Compiling nom v5.1.3 [INFO] [stderr] Compiling hash32 v0.2.1 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling spin v0.9.8 [INFO] [stderr] Compiling nom v7.1.3 [INFO] [stderr] Compiling heapless v0.7.16 [INFO] [stderr] Compiling num_cpus v1.16.0 [INFO] [stderr] Compiling pktparse v0.7.1 [INFO] [stderr] Compiling af_packet v0.3.1 [INFO] [stderr] Compiling packet_demo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `smoltcp::wire::EthernetProtocol` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use smoltcp::wire::EthernetProtocol; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `smoltcp::wire::IpAddress` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use smoltcp::wire::IpAddress; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `smoltcp::phy::ChecksumCapabilities` [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use smoltcp::phy::ChecksumCapabilities; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `EthernetFrame`, `EthernetRepr`, `IpProtocol`, `Ipv4Packet`, `Ipv4Repr`, `TcpPacket`, and `TcpRepr` [INFO] [stdout] --> src/main.rs:15:21 [INFO] [stdout] | [INFO] [stdout] 15 | use smoltcp::wire::{IpProtocol,EthernetFrame,EthernetRepr, Ipv4Packet, Ipv4Repr, TcpPacket, TcpRepr}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^^^ ^^^^^^^^ ^^^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `packets` [INFO] [stdout] --> src/main.rs:109:13 [INFO] [stdout] | [INFO] [stdout] 109 | let mut packets: u64 = 0; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_packets` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `drops` [INFO] [stdout] --> src/main.rs:110:13 [INFO] [stdout] | [INFO] [stdout] 110 | let mut drops: u64 = 0; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_drops` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:109:9 [INFO] [stdout] | [INFO] [stdout] 109 | let mut packets: u64 = 0; [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:110:9 [INFO] [stdout] | [INFO] [stdout] 110 | let mut drops: u64 = 0; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.91s [INFO] running `Command { std: "docker" "inspect" "8472a994190c8b139da2c6f60051242b9ec97f0d5a83d6d42ce8c5e13e1cacf4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8472a994190c8b139da2c6f60051242b9ec97f0d5a83d6d42ce8c5e13e1cacf4", kill_on_drop: false }` [INFO] [stdout] 8472a994190c8b139da2c6f60051242b9ec97f0d5a83d6d42ce8c5e13e1cacf4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7dc5239c8ed5438d62a9ba8b4b047dd5c116b3d58863b1e15cd035f3e5c315dc [INFO] running `Command { std: "docker" "start" "-a" "7dc5239c8ed5438d62a9ba8b4b047dd5c116b3d58863b1e15cd035f3e5c315dc", kill_on_drop: false }` [INFO] [stderr] Compiling packet_demo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `smoltcp::wire::EthernetProtocol` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use smoltcp::wire::EthernetProtocol; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `smoltcp::wire::IpAddress` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use smoltcp::wire::IpAddress; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `smoltcp::phy::ChecksumCapabilities` [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use smoltcp::phy::ChecksumCapabilities; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `EthernetFrame`, `EthernetRepr`, `IpProtocol`, `Ipv4Packet`, `Ipv4Repr`, `TcpPacket`, and `TcpRepr` [INFO] [stdout] --> src/main.rs:15:21 [INFO] [stdout] | [INFO] [stdout] 15 | use smoltcp::wire::{IpProtocol,EthernetFrame,EthernetRepr, Ipv4Packet, Ipv4Repr, TcpPacket, TcpRepr}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^^^ ^^^^^^^^ ^^^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `packets` [INFO] [stdout] --> src/main.rs:109:13 [INFO] [stdout] | [INFO] [stdout] 109 | let mut packets: u64 = 0; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_packets` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `drops` [INFO] [stdout] --> src/main.rs:110:13 [INFO] [stdout] | [INFO] [stdout] 110 | let mut drops: u64 = 0; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_drops` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:109:9 [INFO] [stdout] | [INFO] [stdout] 109 | let mut packets: u64 = 0; [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:110:9 [INFO] [stdout] | [INFO] [stdout] 110 | let mut drops: u64 = 0; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s [INFO] running `Command { std: "docker" "inspect" "7dc5239c8ed5438d62a9ba8b4b047dd5c116b3d58863b1e15cd035f3e5c315dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7dc5239c8ed5438d62a9ba8b4b047dd5c116b3d58863b1e15cd035f3e5c315dc", kill_on_drop: false }` [INFO] [stdout] 7dc5239c8ed5438d62a9ba8b4b047dd5c116b3d58863b1e15cd035f3e5c315dc