[INFO] cloning repository https://github.com/xiaochen0517/trust_tcp_ip [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xiaochen0517/trust_tcp_ip" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiaochen0517%2Ftrust_tcp_ip", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiaochen0517%2Ftrust_tcp_ip'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4501ef16250c8a4b9099e075da5c6dfa1efac1b2 [INFO] testing xiaochen0517/trust_tcp_ip against try#0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6 for pr-137122-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiaochen0517%2Ftrust_tcp_ip" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/xiaochen0517/trust_tcp_ip [INFO] finished tweaking git repo https://github.com/xiaochen0517/trust_tcp_ip [INFO] tweaked toml for git repo https://github.com/xiaochen0517/trust_tcp_ip written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/xiaochen0517/trust_tcp_ip on toolchain 0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/xiaochen0517/trust_tcp_ip 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" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tun-tap v0.1.4 [INFO] [stderr] Downloaded etherparse v0.13.0 [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" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 01715da1515e15166567bf31e1fff722d94d16c87463cd9d3b642c229bb12724 [INFO] running `Command { std: "docker" "start" "-a" "01715da1515e15166567bf31e1fff722d94d16c87463cd9d3b642c229bb12724", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "01715da1515e15166567bf31e1fff722d94d16c87463cd9d3b642c229bb12724", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "01715da1515e15166567bf31e1fff722d94d16c87463cd9d3b642c229bb12724", kill_on_drop: false }` [INFO] [stdout] 01715da1515e15166567bf31e1fff722d94d16c87463cd9d3b642c229bb12724 [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" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ac39e6113d4107baabc149a69f36db92000bcbc619da9620b615c1c5c466ee38 [INFO] running `Command { std: "docker" "start" "-a" "ac39e6113d4107baabc149a69f36db92000bcbc619da9620b615c1c5c466ee38", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling futures v0.1.31 [INFO] [stderr] Compiling scopeguard v1.2.0 [INFO] [stderr] Compiling log v0.4.20 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling scoped-tls v0.1.2 [INFO] [stderr] Compiling arrayvec v0.7.4 [INFO] [stderr] Compiling lock_api v0.3.4 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling etherparse v0.13.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling slab v0.4.8 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling smallvec v0.6.14 [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] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.39 [INFO] [stderr] Compiling num_cpus v1.16.0 [INFO] [stderr] Compiling cc v1.0.82 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling tokio-executor v0.1.10 [INFO] [stderr] Compiling tokio-sync v0.1.8 [INFO] [stderr] Compiling crossbeam-deque v0.7.4 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling tokio-threadpool v0.1.18 [INFO] [stderr] Compiling tokio-current-thread v0.1.7 [INFO] [stderr] Compiling tokio-timer v0.2.13 [INFO] [stderr] Compiling tokio-codec v0.1.2 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling tun-tap v0.1.4 [INFO] [stderr] Compiling tokio-fs v0.1.7 [INFO] [stderr] Compiling tokio-udp v0.1.6 [INFO] [stderr] Compiling tokio-uds v0.2.7 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling tokio-core v0.1.18 [INFO] [stderr] Compiling trust_tcp_ip v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/tcp.rs:61:21 [INFO] [stdout] | [INFO] [stdout] 60 | unimplemented!(), [INFO] [stdout] | ---------------- any code following this expression is unreachable [INFO] [stdout] 61 | unimplemented!(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in the macro `unimplemented` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/tcp.rs:82:9 [INFO] [stdout] | [INFO] [stdout] 42 | / match (*self).state { [INFO] [stdout] 43 | | State::Closed => { [INFO] [stdout] 44 | | return Err(io::Error::new( [INFO] [stdout] 45 | | io::ErrorKind::Other, [INFO] [stdout] ... | [INFO] [stdout] 81 | | } [INFO] [stdout] | |_________- any code following this `match` expression is unreachable, as all arms diverge [INFO] [stdout] 82 | / eprintln!( [INFO] [stdout] 83 | | "{}:{} > {}:{}; {} bytes", [INFO] [stdout] 84 | | iph.source_addr(), [INFO] [stdout] 85 | | tcph.source_port(), [INFO] [stdout] ... | [INFO] [stdout] 88 | | data.len() [INFO] [stdout] 89 | | ); [INFO] [stdout] | |_________^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `eprintln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buf` [INFO] [stdout] --> src/tcp.rs:41:17 [INFO] [stdout] | [INFO] [stdout] 41 | let mut buf = [0u8; 1504]; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `syn_ack` [INFO] [stdout] --> src/tcp.rs:57:25 [INFO] [stdout] | [INFO] [stdout] 57 | let mut syn_ack = etherparse::TcpHeader::new( [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_syn_ack` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `nic` [INFO] [stdout] --> src/tcp.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | nic: &mut Iface, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_nic` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `iph` [INFO] [stdout] --> src/tcp.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | iph: etherparse::Ipv4HeaderSlice<'a>, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_iph` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/tcp.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | data: &'a [u8], [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tcp.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 41 | let mut buf = [0u8; 1504]; [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: unused `Result` that must be used [INFO] [stdout] --> src/tcp.rs:75:21 [INFO] [stdout] | [INFO] [stdout] 75 | ip_packet.write(&mut unwriten); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 75 | let _ = ip_packet.write(&mut unwriten); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tcp.rs:76:21 [INFO] [stdout] | [INFO] [stdout] 76 | syn_ack.write(&mut unwriten); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 76 | let _ = syn_ack.write(&mut unwriten); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.44s [INFO] running `Command { std: "docker" "inspect" "ac39e6113d4107baabc149a69f36db92000bcbc619da9620b615c1c5c466ee38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac39e6113d4107baabc149a69f36db92000bcbc619da9620b615c1c5c466ee38", kill_on_drop: false }` [INFO] [stdout] ac39e6113d4107baabc149a69f36db92000bcbc619da9620b615c1c5c466ee38 [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" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 01362a0fb0ff35bfaf2c8aad59e7cb71bb1465cd563318860e67d725a73fe293 [INFO] running `Command { std: "docker" "start" "-a" "01362a0fb0ff35bfaf2c8aad59e7cb71bb1465cd563318860e67d725a73fe293", kill_on_drop: false }` [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/tcp.rs:61:21 [INFO] [stdout] | [INFO] [stdout] 60 | unimplemented!(), [INFO] [stdout] | ---------------- any code following this expression is unreachable [INFO] [stdout] 61 | unimplemented!(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in the macro `unimplemented` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/tcp.rs:82:9 [INFO] [stdout] | [INFO] [stdout] 42 | / match (*self).state { [INFO] [stdout] 43 | | State::Closed => { [INFO] [stdout] 44 | | return Err(io::Error::new( [INFO] [stdout] 45 | | io::ErrorKind::Other, [INFO] [stdout] ... | [INFO] [stdout] 81 | | } [INFO] [stdout] | |_________- any code following this `match` expression is unreachable, as all arms diverge [INFO] [stdout] 82 | / eprintln!( [INFO] [stdout] 83 | | "{}:{} > {}:{}; {} bytes", [INFO] [stdout] 84 | | iph.source_addr(), [INFO] [stdout] 85 | | tcph.source_port(), [INFO] [stdout] ... | [INFO] [stdout] 88 | | data.len() [INFO] [stdout] 89 | | ); [INFO] [stdout] | |_________^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `eprintln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buf` [INFO] [stdout] --> src/tcp.rs:41:17 [INFO] [stdout] | [INFO] [stdout] 41 | let mut buf = [0u8; 1504]; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `syn_ack` [INFO] [stdout] --> src/tcp.rs:57:25 [INFO] [stdout] | [INFO] [stdout] 57 | let mut syn_ack = etherparse::TcpHeader::new( [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_syn_ack` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `nic` [INFO] [stdout] --> src/tcp.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | nic: &mut Iface, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_nic` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling trust_tcp_ip v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `iph` [INFO] [stdout] --> src/tcp.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | iph: etherparse::Ipv4HeaderSlice<'a>, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_iph` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/tcp.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | data: &'a [u8], [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tcp.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 41 | let mut buf = [0u8; 1504]; [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: unused `Result` that must be used [INFO] [stdout] --> src/tcp.rs:75:21 [INFO] [stdout] | [INFO] [stdout] 75 | ip_packet.write(&mut unwriten); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 75 | let _ = ip_packet.write(&mut unwriten); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tcp.rs:76:21 [INFO] [stdout] | [INFO] [stdout] 76 | syn_ack.write(&mut unwriten); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 76 | let _ = syn_ack.write(&mut unwriten); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/tcp.rs:61:21 [INFO] [stdout] | [INFO] [stdout] 60 | unimplemented!(), [INFO] [stdout] | ---------------- any code following this expression is unreachable [INFO] [stdout] 61 | unimplemented!(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in the macro `unimplemented` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/tcp.rs:82:9 [INFO] [stdout] | [INFO] [stdout] 42 | / match (*self).state { [INFO] [stdout] 43 | | State::Closed => { [INFO] [stdout] 44 | | return Err(io::Error::new( [INFO] [stdout] 45 | | io::ErrorKind::Other, [INFO] [stdout] ... | [INFO] [stdout] 81 | | } [INFO] [stdout] | |_________- any code following this `match` expression is unreachable, as all arms diverge [INFO] [stdout] 82 | / eprintln!( [INFO] [stdout] 83 | | "{}:{} > {}:{}; {} bytes", [INFO] [stdout] 84 | | iph.source_addr(), [INFO] [stdout] 85 | | tcph.source_port(), [INFO] [stdout] ... | [INFO] [stdout] 88 | | data.len() [INFO] [stdout] 89 | | ); [INFO] [stdout] | |_________^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `eprintln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buf` [INFO] [stdout] --> src/tcp.rs:41:17 [INFO] [stdout] | [INFO] [stdout] 41 | let mut buf = [0u8; 1504]; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `syn_ack` [INFO] [stdout] --> src/tcp.rs:57:25 [INFO] [stdout] | [INFO] [stdout] 57 | let mut syn_ack = etherparse::TcpHeader::new( [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_syn_ack` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `nic` [INFO] [stdout] --> src/tcp.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | nic: &mut Iface, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_nic` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `iph` [INFO] [stdout] --> src/tcp.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | iph: etherparse::Ipv4HeaderSlice<'a>, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_iph` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/tcp.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | data: &'a [u8], [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tcp.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 41 | let mut buf = [0u8; 1504]; [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: unused `Result` that must be used [INFO] [stdout] --> src/tcp.rs:75:21 [INFO] [stdout] | [INFO] [stdout] 75 | ip_packet.write(&mut unwriten); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 75 | let _ = ip_packet.write(&mut unwriten); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tcp.rs:76:21 [INFO] [stdout] | [INFO] [stdout] 76 | syn_ack.write(&mut unwriten); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 76 | let _ = syn_ack.write(&mut unwriten); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s [INFO] running `Command { std: "docker" "inspect" "01362a0fb0ff35bfaf2c8aad59e7cb71bb1465cd563318860e67d725a73fe293", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "01362a0fb0ff35bfaf2c8aad59e7cb71bb1465cd563318860e67d725a73fe293", kill_on_drop: false }` [INFO] [stdout] 01362a0fb0ff35bfaf2c8aad59e7cb71bb1465cd563318860e67d725a73fe293 [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" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 429fb421254a9ee1176ff211da7094debf6ab74372af127717fed53e61ec9ac4 [INFO] running `Command { std: "docker" "start" "-a" "429fb421254a9ee1176ff211da7094debf6ab74372af127717fed53e61ec9ac4", kill_on_drop: false }` [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/tcp.rs:61:21 [INFO] [stderr] | [INFO] [stderr] 60 | unimplemented!(), [INFO] [stderr] | ---------------- any code following this expression is unreachable [INFO] [stderr] 61 | unimplemented!(), [INFO] [stderr] | ^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] = note: this warning originates in the macro `unimplemented` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/tcp.rs:82:9 [INFO] [stderr] | [INFO] [stderr] 42 | / match (*self).state { [INFO] [stderr] 43 | | State::Closed => { [INFO] [stderr] 44 | | return Err(io::Error::new( [INFO] [stderr] 45 | | io::ErrorKind::Other, [INFO] [stderr] ... | [INFO] [stderr] 81 | | } [INFO] [stderr] | |_________- any code following this `match` expression is unreachable, as all arms diverge [INFO] [stderr] 82 | / eprintln!( [INFO] [stderr] 83 | | "{}:{} > {}:{}; {} bytes", [INFO] [stderr] 84 | | iph.source_addr(), [INFO] [stderr] 85 | | tcph.source_port(), [INFO] [stderr] ... | [INFO] [stderr] 88 | | data.len() [INFO] [stderr] 89 | | ); [INFO] [stderr] | |_________^ unreachable statement [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `eprintln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused variable: `buf` [INFO] [stderr] --> src/tcp.rs:41:17 [INFO] [stderr] | [INFO] [stderr] 41 | let mut buf = [0u8; 1504]; [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `syn_ack` [INFO] [stderr] --> src/tcp.rs:57:25 [INFO] [stderr] | [INFO] [stderr] 57 | let mut syn_ack = etherparse::TcpHeader::new( [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_syn_ack` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `nic` [INFO] [stderr] --> src/tcp.rs:36:9 [INFO] [stderr] | [INFO] [stderr] 36 | nic: &mut Iface, [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_nic` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `iph` [INFO] [stderr] --> src/tcp.rs:37:9 [INFO] [stderr] | [INFO] [stderr] 37 | iph: etherparse::Ipv4HeaderSlice<'a>, [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_iph` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `data` [INFO] [stderr] --> src/tcp.rs:39:9 [INFO] [stderr] | [INFO] [stderr] 39 | data: &'a [u8], [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tcp.rs:41:13 [INFO] [stderr] | [INFO] [stderr] 41 | let mut buf = [0u8; 1504]; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/tcp.rs:75:21 [INFO] [stderr] | [INFO] [stderr] 75 | ip_packet.write(&mut unwriten); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 75 | let _ = ip_packet.write(&mut unwriten); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/tcp.rs:76:21 [INFO] [stderr] | [INFO] [stderr] 76 | syn_ack.write(&mut unwriten); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 76 | let _ = syn_ack.write(&mut unwriten); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `trust_tcp_ip` (lib) generated 10 warnings (run `cargo fix --lib -p trust_tcp_ip` to apply 1 suggestion) [INFO] [stderr] warning: `trust_tcp_ip` (lib test) generated 10 warnings (10 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/trust_tcp_ip-e6e3a7cb863197b8) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/trust_tcp_ip-42ca82c0850beb28) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests trust_tcp_ip [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "429fb421254a9ee1176ff211da7094debf6ab74372af127717fed53e61ec9ac4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "429fb421254a9ee1176ff211da7094debf6ab74372af127717fed53e61ec9ac4", kill_on_drop: false }` [INFO] [stdout] 429fb421254a9ee1176ff211da7094debf6ab74372af127717fed53e61ec9ac4