[INFO] cloning repository https://github.com/pranav142/rusttcp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pranav142/rusttcp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpranav142%2Frusttcp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpranav142%2Frusttcp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5f9b82d3a0206fa856ee5b02b33e9b00fa1000a8
[INFO] testing pranav142/rusttcp against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpranav142%2Frusttcp" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/pranav142/rusttcp
[INFO] finished tweaking git repo https://github.com/pranav142/rusttcp
[INFO] tweaked toml for git repo https://github.com/pranav142/rusttcp written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pranav142/rusttcp on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pranav142/rusttcp 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74ca7eb4053745a5655f63b93466977382235d0e409290a9ee229635aadb7bd5
[INFO] running `Command { std: "docker" "start" "-a" "74ca7eb4053745a5655f63b93466977382235d0e409290a9ee229635aadb7bd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74ca7eb4053745a5655f63b93466977382235d0e409290a9ee229635aadb7bd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74ca7eb4053745a5655f63b93466977382235d0e409290a9ee229635aadb7bd5", kill_on_drop: false }`
[INFO] [stdout] 74ca7eb4053745a5655f63b93466977382235d0e409290a9ee229635aadb7bd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b1ed3bbb65ae671741608eb58c18028701b2c924dac16e43f2772a81e0015a9
[INFO] running `Command { std: "docker" "start" "-a" "7b1ed3bbb65ae671741608eb58c18028701b2c924dac16e43f2772a81e0015a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling find-msvc-tools v0.1.1
[INFO] [stderr]    Compiling scoped-tls v0.1.2
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling cc v1.2.36
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling tun-tap v0.1.4
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling net2 v0.2.39
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling mio-uds v0.6.8
[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 rustcp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `options` and `data` are never used
[INFO] [stdout]   --> src/parse/tcp_slice.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl<'a> TcpHeaderSlice<'a> {
[INFO] [stdout]    | --------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 89 |     fn options(&self) -> &'a [u8] {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 96 |     fn data(&self) -> &'a [u8] {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `wnd`, `up`, `wl1`, and `wl2` are never read
[INFO] [stdout]   --> src/tcp.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct SendSeq {
[INFO] [stdout]    |        ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 16 |     wnd: u32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 17 |     /// send urgent pointer
[INFO] [stdout] 18 |     up: u32,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 19 |     /// segment sequence number used for last window update
[INFO] [stdout] 20 |     wl1: u32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 21 |     /// segment acknowledgment number used for last window update
[INFO] [stdout] 22 |     wl2: u32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SendSeq` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `wnd` and `up` are never read
[INFO] [stdout]   --> src/tcp.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | struct RecvSeq {
[INFO] [stdout]    |        ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 32 |     wnd: u32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 33 |     /// receive urgent pointer
[INFO] [stdout] 34 |     up: u32,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RecvSeq` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.35s
[INFO] running `Command { std: "docker" "inspect" "7b1ed3bbb65ae671741608eb58c18028701b2c924dac16e43f2772a81e0015a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b1ed3bbb65ae671741608eb58c18028701b2c924dac16e43f2772a81e0015a9", kill_on_drop: false }`
[INFO] [stdout] 7b1ed3bbb65ae671741608eb58c18028701b2c924dac16e43f2772a81e0015a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88d8946cacfc6878d13ad8c9759cca153afcb5b76fda8dfc2fbdcb78b5c9e84c
[INFO] running `Command { std: "docker" "start" "-a" "88d8946cacfc6878d13ad8c9759cca153afcb5b76fda8dfc2fbdcb78b5c9e84c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustcp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `options` and `data` are never used
[INFO] [stdout]   --> src/parse/tcp_slice.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl<'a> TcpHeaderSlice<'a> {
[INFO] [stdout]    | --------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 89 |     fn options(&self) -> &'a [u8] {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 96 |     fn data(&self) -> &'a [u8] {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `wnd`, `up`, `wl1`, and `wl2` are never read
[INFO] [stdout]   --> src/tcp.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct SendSeq {
[INFO] [stdout]    |        ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 16 |     wnd: u32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 17 |     /// send urgent pointer
[INFO] [stdout] 18 |     up: u32,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 19 |     /// segment sequence number used for last window update
[INFO] [stdout] 20 |     wl1: u32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 21 |     /// segment acknowledgment number used for last window update
[INFO] [stdout] 22 |     wl2: u32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SendSeq` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `wnd` and `up` are never read
[INFO] [stdout]   --> src/tcp.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | struct RecvSeq {
[INFO] [stdout]    |        ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 32 |     wnd: u32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 33 |     /// receive urgent pointer
[INFO] [stdout] 34 |     up: u32,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RecvSeq` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "88d8946cacfc6878d13ad8c9759cca153afcb5b76fda8dfc2fbdcb78b5c9e84c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88d8946cacfc6878d13ad8c9759cca153afcb5b76fda8dfc2fbdcb78b5c9e84c", kill_on_drop: false }`
[INFO] [stdout] 88d8946cacfc6878d13ad8c9759cca153afcb5b76fda8dfc2fbdcb78b5c9e84c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 805f976a43d3a658c8e860c06deedf063465ed8df201e569d6ecc5321853c5b5
[INFO] running `Command { std: "docker" "start" "-a" "805f976a43d3a658c8e860c06deedf063465ed8df201e569d6ecc5321853c5b5", kill_on_drop: false }`
[INFO] [stderr] warning: methods `options` and `data` are never used
[INFO] [stderr]   --> src/parse/tcp_slice.rs:89:8
[INFO] [stderr]    |
[INFO] [stderr]  9 | impl<'a> TcpHeaderSlice<'a> {
[INFO] [stderr]    | --------------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 89 |     fn options(&self) -> &'a [u8] {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 96 |     fn data(&self) -> &'a [u8] {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `wnd`, `up`, `wl1`, and `wl2` are never read
[INFO] [stderr]   --> src/tcp.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | struct SendSeq {
[INFO] [stderr]    |        ------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 16 |     wnd: u32,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 17 |     /// send urgent pointer
[INFO] [stderr] 18 |     up: u32,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 19 |     /// segment sequence number used for last window update
[INFO] [stderr] 20 |     wl1: u32,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 21 |     /// segment acknowledgment number used for last window update
[INFO] [stderr] 22 |     wl2: u32,
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `SendSeq` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `wnd` and `up` are never read
[INFO] [stderr]   --> src/tcp.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 28 | struct RecvSeq {
[INFO] [stderr]    |        ------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 32 |     wnd: u32,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 33 |     /// receive urgent pointer
[INFO] [stderr] 34 |     up: u32,
[INFO] [stderr]    |     ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `RecvSeq` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `rustcp` (bin "rustcp" test) generated 3 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rustcp-b99b760defedb759)
[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" "805f976a43d3a658c8e860c06deedf063465ed8df201e569d6ecc5321853c5b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "805f976a43d3a658c8e860c06deedf063465ed8df201e569d6ecc5321853c5b5", kill_on_drop: false }`
[INFO] [stdout] 805f976a43d3a658c8e860c06deedf063465ed8df201e569d6ecc5321853c5b5
