[INFO] cloning repository https://github.com/c0utin/tcp-no-reason [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/c0utin/tcp-no-reason" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc0utin%2Ftcp-no-reason", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc0utin%2Ftcp-no-reason'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b400ca49ea0d696a3226aeaeb5025f2ddb2e1961 [INFO] checking c0utin/tcp-no-reason/b400ca49ea0d696a3226aeaeb5025f2ddb2e1961 against master#29e035e1728488dce5a03daa527ab1091d1cda47 for pr-149596-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc0utin%2Ftcp-no-reason" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/c0utin/tcp-no-reason [INFO] finished tweaking git repo https://github.com/c0utin/tcp-no-reason [INFO] tweaked toml for git repo https://github.com/c0utin/tcp-no-reason written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/c0utin/tcp-no-reason on toolchain 29e035e1728488dce5a03daa527ab1091d1cda47 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+29e035e1728488dce5a03daa527ab1091d1cda47" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/c0utin/tcp-no-reason 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" "+29e035e1728488dce5a03daa527ab1091d1cda47" "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 cc v1.1.21 [INFO] [stderr] Downloaded etherparse v0.16.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+29e035e1728488dce5a03daa527ab1091d1cda47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 630a466d3600d65834f5a66573597e310585c444cb7d42b14c207cc94a6a9854 [INFO] running `Command { std: "docker" "start" "-a" "630a466d3600d65834f5a66573597e310585c444cb7d42b14c207cc94a6a9854", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "630a466d3600d65834f5a66573597e310585c444cb7d42b14c207cc94a6a9854", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "630a466d3600d65834f5a66573597e310585c444cb7d42b14c207cc94a6a9854", kill_on_drop: false }` [INFO] [stdout] 630a466d3600d65834f5a66573597e310585c444cb7d42b14c207cc94a6a9854 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+29e035e1728488dce5a03daa527ab1091d1cda47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6b60e5ed2a3932f09f6952fb979e8da61273425e48f32d763f7fe4edb016069d [INFO] running `Command { std: "docker" "start" "-a" "6b60e5ed2a3932f09f6952fb979e8da61273425e48f32d763f7fe4edb016069d", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Compiling cc v1.1.21 [INFO] [stderr] Checking scoped-tls v0.1.2 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Checking arrayvec v0.7.6 [INFO] [stderr] Checking etherparse v0.16.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [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 parking_lot_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Compiling tun-tap v0.1.4 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking tokio-core v0.1.18 [INFO] [stderr] Checking tcp-no-reason v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/tcp.rs:39:111 [INFO] [stdout] | [INFO] [stdout] 39 | etherparse::TcpHeader::new(tcph.destination_port(), tcph.source_port(), unimplemented!(), unimplemented!()); [INFO] [stdout] | ---------------- ^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] | | [INFO] [stdout] | any code following this expression is unreachable [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) 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 expression [INFO] [stdout] --> src/tcp.rs:39:111 [INFO] [stdout] | [INFO] [stdout] 39 | etherparse::TcpHeader::new(tcph.destination_port(), tcph.source_port(), unimplemented!(), unimplemented!()); [INFO] [stdout] | ---------------- ^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] | | [INFO] [stdout] | any code following this expression is unreachable [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) 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: variable does not need to be mutable [INFO] [stdout] --> src/tcp.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 26 | let mut buf = [0u8; 1500]; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `nic` [INFO] [stdout] --> src/tcp.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | nic: &mut tun_tap::Iface, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_nic` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `iph` [INFO] [stdout] --> src/tcp.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | 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:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | data: &'a [u8], [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buf` [INFO] [stdout] --> src/tcp.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 26 | let mut buf = [0u8; 1500]; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `syn_ack` [INFO] [stdout] --> src/tcp.rs:38:21 [INFO] [stdout] | [INFO] [stdout] 38 | let mut syn_ack = [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_syn_ack` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Closed` is never constructed [INFO] [stdout] --> src/tcp.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum State { [INFO] [stdout] | ----- variant in this enum [INFO] [stdout] 5 | Closed, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tcp.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 26 | let mut buf = [0u8; 1500]; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `nic` [INFO] [stdout] --> src/tcp.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | nic: &mut tun_tap::Iface, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_nic` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `iph` [INFO] [stdout] --> src/tcp.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | 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:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | data: &'a [u8], [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buf` [INFO] [stdout] --> src/tcp.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 26 | let mut buf = [0u8; 1500]; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `syn_ack` [INFO] [stdout] --> src/tcp.rs:38:21 [INFO] [stdout] | [INFO] [stdout] 38 | let mut syn_ack = [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_syn_ack` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Closed` is never constructed [INFO] [stdout] --> src/tcp.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum State { [INFO] [stdout] | ----- variant in this enum [INFO] [stdout] 5 | Closed, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.87s [INFO] running `Command { std: "docker" "inspect" "6b60e5ed2a3932f09f6952fb979e8da61273425e48f32d763f7fe4edb016069d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b60e5ed2a3932f09f6952fb979e8da61273425e48f32d763f7fe4edb016069d", kill_on_drop: false }` [INFO] [stdout] 6b60e5ed2a3932f09f6952fb979e8da61273425e48f32d763f7fe4edb016069d