[INFO] cloning repository https://github.com/arthur-teixeira/tcp-ip-stack [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arthur-teixeira/tcp-ip-stack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farthur-teixeira%2Ftcp-ip-stack", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farthur-teixeira%2Ftcp-ip-stack'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 146dc0ea80a490f7351e12970d1ceb23c0bb5669 [INFO] checking arthur-teixeira/tcp-ip-stack/146dc0ea80a490f7351e12970d1ceb23c0bb5669 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farthur-teixeira%2Ftcp-ip-stack" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/arthur-teixeira/tcp-ip-stack on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/arthur-teixeira/tcp-ip-stack [INFO] finished tweaking git repo https://github.com/arthur-teixeira/tcp-ip-stack [INFO] tweaked toml for git repo https://github.com/arthur-teixeira/tcp-ip-stack written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/arthur-teixeira/tcp-ip-stack 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ifstructs v0.1.1 [INFO] [stderr] Downloaded tun-tap v0.1.4 [INFO] [stderr] Downloaded bitfield v0.15.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2278870f23ca63b6069bbcdce23328fb8c73c6b74802e817df120f224979c49c [INFO] running `Command { std: "docker" "start" "-a" "2278870f23ca63b6069bbcdce23328fb8c73c6b74802e817df120f224979c49c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2278870f23ca63b6069bbcdce23328fb8c73c6b74802e817df120f224979c49c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2278870f23ca63b6069bbcdce23328fb8c73c6b74802e817df120f224979c49c", kill_on_drop: false }` [INFO] [stdout] 2278870f23ca63b6069bbcdce23328fb8c73c6b74802e817df120f224979c49c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6856934bd6d3bf6e3b3e03e2419b6220afeb848042bea4f55d1861f74374bd7d [INFO] running `Command { std: "docker" "start" "-a" "6856934bd6d3bf6e3b3e03e2419b6220afeb848042bea4f55d1861f74374bd7d", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Compiling cc v1.0.95 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Checking scoped-tls v0.1.2 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking ifstructs v0.1.1 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking bitfield v0.15.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking dashmap v5.5.3 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Compiling tun-tap v0.1.4 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking tokio-core v0.1.18 [INFO] [stderr] Checking tcp-ip v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `wait` [INFO] [stdout] --> src/sock_types.rs:1:48 [INFO] [stdout] | [INFO] [stdout] 1 | use libc::{c_int, size_t, sockaddr, socklen_t, wait}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `wait` [INFO] [stdout] --> src/sock_types.rs:1:48 [INFO] [stdout] | [INFO] [stdout] 1 | use libc::{c_int, size_t, sockaddr, socklen_t, wait}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `wait` [INFO] [stdout] --> src/sock_types.rs:1:48 [INFO] [stdout] | [INFO] [stdout] 1 | use libc::{c_int, size_t, sockaddr, socklen_t, wait}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `fs::copy` [INFO] [stdout] --> src/socket.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | fs::copy, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `wait` [INFO] [stdout] --> src/sock_types.rs:1:48 [INFO] [stdout] | [INFO] [stdout] 1 | use libc::{c_int, size_t, sockaddr, socklen_t, wait}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `fs::copy` [INFO] [stdout] --> src/socket.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | fs::copy, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `addr` [INFO] [stdout] --> src/socket.rs:263:27 [INFO] [stdout] | [INFO] [stdout] 263 | fn connect(&mut self, addr: *const sockaddr, addrlen: socklen_t) -> i32 { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_addr` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `addrlen` [INFO] [stdout] --> src/socket.rs:263:50 [INFO] [stdout] | [INFO] [stdout] 263 | fn connect(&mut self, addr: *const sockaddr, addrlen: socklen_t) -> i32 { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_addrlen` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buf` [INFO] [stdout] --> src/socket.rs:267:25 [INFO] [stdout] | [INFO] [stdout] 267 | fn write(&mut self, buf: &Vec) -> i32 { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sockfd` [INFO] [stdout] --> src/socket.rs:603:5 [INFO] [stdout] | [INFO] [stdout] 603 | sockfd: i32, [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sockfd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `addr` [INFO] [stdout] --> src/socket.rs:604:5 [INFO] [stdout] | [INFO] [stdout] 604 | addr: *const sockaddr, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_addr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `addrlen` [INFO] [stdout] --> src/socket.rs:605:5 [INFO] [stdout] | [INFO] [stdout] 605 | addrlen: socklen_t, [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_addrlen` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `manager` [INFO] [stdout] --> src/socket.rs:606:5 [INFO] [stdout] | [INFO] [stdout] 606 | manager: Option<&Mutex>, [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_manager` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_udp_socket` is never used [INFO] [stdout] --> src/main.rs:36:4 [INFO] [stdout] | [INFO] [stdout] 36 | fn create_udp_socket() -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_tcp_socket` is never used [INFO] [stdout] --> src/main.rs:65:4 [INFO] [stdout] | [INFO] [stdout] 65 | fn create_tcp_socket() -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `tcp_loop` is never used [INFO] [stdout] --> src/main.rs:94:4 [INFO] [stdout] | [INFO] [stdout] 94 | fn tcp_loop() -> Result<()> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `write_u32` is never used [INFO] [stdout] --> src/buf_writer.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 6 | impl BufWriter { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 24 | pub fn write_u32(&mut self, val: u32) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `addr` and `mtu` are never read [INFO] [stdout] --> src/route.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Netdev { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 7 | pub addr: Ipv4Addr, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | pub mtu: u32, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Netdev` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `metrics` is never read [INFO] [stdout] --> src/route.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct Route { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 18 | pub metrics: u32, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `addr` [INFO] [stdout] --> src/socket.rs:263:27 [INFO] [stdout] | [INFO] [stdout] 263 | fn connect(&mut self, addr: *const sockaddr, addrlen: socklen_t) -> i32 { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_addr` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `addrlen` [INFO] [stdout] --> src/socket.rs:263:50 [INFO] [stdout] | [INFO] [stdout] 263 | fn connect(&mut self, addr: *const sockaddr, addrlen: socklen_t) -> i32 { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_addrlen` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buf` [INFO] [stdout] --> src/socket.rs:267:25 [INFO] [stdout] | [INFO] [stdout] 267 | fn write(&mut self, buf: &Vec) -> i32 { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sockfd` [INFO] [stdout] --> src/socket.rs:603:5 [INFO] [stdout] | [INFO] [stdout] 603 | sockfd: i32, [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sockfd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `addr` [INFO] [stdout] --> src/socket.rs:604:5 [INFO] [stdout] | [INFO] [stdout] 604 | addr: *const sockaddr, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_addr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `addrlen` [INFO] [stdout] --> src/socket.rs:605:5 [INFO] [stdout] | [INFO] [stdout] 605 | addrlen: socklen_t, [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_addrlen` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `manager` [INFO] [stdout] --> src/socket.rs:606:5 [INFO] [stdout] | [INFO] [stdout] 606 | manager: Option<&Mutex>, [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_manager` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_udp_socket` is never used [INFO] [stdout] --> src/main.rs:36:4 [INFO] [stdout] | [INFO] [stdout] 36 | fn create_udp_socket() -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_tcp_socket` is never used [INFO] [stdout] --> src/main.rs:65:4 [INFO] [stdout] | [INFO] [stdout] 65 | fn create_tcp_socket() -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `tcp_loop` is never used [INFO] [stdout] --> src/main.rs:94:4 [INFO] [stdout] | [INFO] [stdout] 94 | fn tcp_loop() -> Result<()> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `write_u32` is never used [INFO] [stdout] --> src/buf_writer.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 6 | impl BufWriter { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 24 | pub fn write_u32(&mut self, val: u32) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `addr` and `mtu` are never read [INFO] [stdout] --> src/route.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Netdev { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 7 | pub addr: Ipv4Addr, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | pub mtu: u32, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Netdev` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `metrics` is never read [INFO] [stdout] --> src/route.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct Route { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 18 | pub metrics: u32, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.60s [INFO] running `Command { std: "docker" "inspect" "6856934bd6d3bf6e3b3e03e2419b6220afeb848042bea4f55d1861f74374bd7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6856934bd6d3bf6e3b3e03e2419b6220afeb848042bea4f55d1861f74374bd7d", kill_on_drop: false }` [INFO] [stdout] 6856934bd6d3bf6e3b3e03e2419b6220afeb848042bea4f55d1861f74374bd7d