[INFO] fetching crate fftp 0.2.0... [INFO] checking fftp-0.2.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate fftp 0.2.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate fftp 0.2.0 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 crates.io crate fftp 0.2.0 [INFO] finished tweaking crates.io crate fftp 0.2.0 [INFO] tweaked toml for crates.io crate fftp 0.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate crates.io crate fftp 0.2.0 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 tokio-macros v1.3.0 [INFO] [stderr] Downloaded pin-project-lite v0.2.7 [INFO] [stderr] Downloaded wildmatch v1.1.0 [INFO] [stderr] Downloaded futures-sink v0.3.17 [INFO] [stderr] Downloaded futures-task v0.3.17 [INFO] [stderr] Downloaded futures-macro v0.3.17 [INFO] [stderr] Downloaded http-body v0.4.3 [INFO] [stderr] Downloaded futures-executor v0.3.17 [INFO] [stderr] Downloaded futures v0.3.17 [INFO] [stderr] Downloaded tracing-core v0.1.20 [INFO] [stderr] Downloaded attohttpc v0.16.3 [INFO] [stderr] Downloaded http v0.2.5 [INFO] [stderr] Downloaded tokio-util v0.6.8 [INFO] [stderr] Downloaded tracing v0.1.28 [INFO] [stderr] Downloaded futures-util v0.3.17 [INFO] [stderr] Downloaded hyper v0.14.13 [INFO] [stderr] Downloaded h2 v0.3.4 [INFO] [stderr] Downloaded clap v2.33.3 [INFO] [stderr] Downloaded mio v0.7.13 [INFO] [stderr] Downloaded syn v1.0.76 [INFO] [stderr] Downloaded tinyvec v1.5.0 [INFO] [stderr] Downloaded xml-rs v0.8.4 [INFO] [stderr] Downloaded unicode-bidi v0.3.6 [INFO] [stderr] Downloaded futures-channel v0.3.17 [INFO] [stderr] Downloaded futures-io v0.3.17 [INFO] [stderr] Downloaded slab v0.4.4 [INFO] [stderr] Downloaded futures-core v0.3.17 [INFO] [stderr] Downloaded tokio v1.12.0 [INFO] [stderr] Downloaded igd v0.12.0 [INFO] [stderr] Downloaded proc-macro2 v1.0.29 [INFO] [stderr] Downloaded httpdate v1.0.1 [INFO] [stderr] Downloaded libc v0.2.102 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] cff1d474acee3c2914a3ad85e942e550fc92c621f448914726b227de38ead940 [INFO] running `Command { std: "docker" "start" "-a" "cff1d474acee3c2914a3ad85e942e550fc92c621f448914726b227de38ead940", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cff1d474acee3c2914a3ad85e942e550fc92c621f448914726b227de38ead940", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cff1d474acee3c2914a3ad85e942e550fc92c621f448914726b227de38ead940", kill_on_drop: false }` [INFO] [stdout] cff1d474acee3c2914a3ad85e942e550fc92c621f448914726b227de38ead940 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 44d6bb111bd5c06190847649ca9ffe26eb83217282173fdd6db450aefa499f08 [INFO] running `Command { std: "docker" "start" "-a" "44d6bb111bd5c06190847649ca9ffe26eb83217282173fdd6db450aefa499f08", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.29 [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling libc v0.2.102 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling futures-core v0.3.17 [INFO] [stderr] Checking pin-project-lite v0.2.7 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling futures-macro v0.3.17 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling futures-task v0.3.17 [INFO] [stderr] Compiling futures-channel v0.3.17 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Checking futures-sink v0.3.17 [INFO] [stderr] Compiling futures-util v0.3.17 [INFO] [stderr] Compiling tokio v1.12.0 [INFO] [stderr] Checking slab v0.4.4 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking futures-io v0.3.17 [INFO] [stderr] Checking tinyvec v1.5.0 [INFO] [stderr] Checking matches v0.1.9 [INFO] [stderr] Checking tracing-core v0.1.20 [INFO] [stderr] Compiling httparse v1.5.1 [INFO] [stderr] Checking unicode-bidi v0.3.6 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking try-lock v0.2.3 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking httpdate v1.0.1 [INFO] [stderr] Checking tower-service v0.3.1 [INFO] [stderr] Checking xml-rs v0.8.4 [INFO] [stderr] Checking wildmatch v1.1.0 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking http v0.2.5 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking tracing v0.1.28 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking xmltree v0.10.3 [INFO] [stderr] Checking mio v0.7.13 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking socket2 v0.4.2 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Checking http-body v0.4.3 [INFO] [stderr] Checking attohttpc v0.16.3 [INFO] [stderr] Compiling tokio-macros v1.3.0 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Checking serde v1.0.130 [INFO] [stderr] Checking futures-executor v0.3.17 [INFO] [stderr] Checking futures v0.3.17 [INFO] [stderr] Checking tokio-util v0.6.8 [INFO] [stderr] Checking h2 v0.3.4 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking hyper v0.14.13 [INFO] [stderr] Checking igd v0.12.0 [INFO] [stderr] Checking fftp v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variants `ConnectionTimeout`, `ImpossibleDataLen`, `UnexpectedType`, and `WrongChecksum` are never constructed [INFO] [stdout] --> src/proto.rs:44:5 [INFO] [stdout] | [INFO] [stdout] 39 | pub enum Error { [INFO] [stdout] | ----- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 44 | ConnectionTimeout, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 45 | ImpossibleDataLen(u32), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 46 | UnexpectedType, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 47 | WrongChecksum, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Client` is never constructed [INFO] [stdout] --> src/proto.rs:57:12 [INFO] [stdout] | [INFO] [stdout] 57 | pub struct Client { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `recv` and `send` are never used [INFO] [stdout] --> src/proto.rs:136:18 [INFO] [stdout] | [INFO] [stdout] 135 | impl Client { [INFO] [stdout] | ----------- methods in this implementation [INFO] [stdout] 136 | pub async fn recv(&mut self) -> Option { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 140 | pub async fn send(&self, r: Request) -> Result<(), Error> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `bind_ext` and `start_client` are never used [INFO] [stdout] --> src/proto.rs:169:18 [INFO] [stdout] | [INFO] [stdout] 145 | impl Transport { [INFO] [stdout] | -------------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 169 | pub async fn bind_ext(port: u16) -> Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 205 | pub async fn start_client( [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `DATA_SIZE` is never used [INFO] [stdout] --> src/proto.rs:16:11 [INFO] [stdout] | [INFO] [stdout] 16 | pub const DATA_SIZE: usize = 4096; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `ConnectionTimeout`, `ImpossibleDataLen`, `UnexpectedType`, and `WrongChecksum` are never constructed [INFO] [stdout] --> src/proto.rs:44:5 [INFO] [stdout] | [INFO] [stdout] 39 | pub enum Error { [INFO] [stdout] | ----- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 44 | ConnectionTimeout, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 45 | ImpossibleDataLen(u32), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 46 | UnexpectedType, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 47 | WrongChecksum, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Listener` is never constructed [INFO] [stdout] --> src/proto.rs:63:12 [INFO] [stdout] | [INFO] [stdout] 63 | pub struct Listener { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `recv` and `send` are never used [INFO] [stdout] --> src/proto.rs:125:18 [INFO] [stdout] | [INFO] [stdout] 123 | impl Listener { [INFO] [stdout] | ------------- methods in this implementation [INFO] [stdout] 124 | /// Receive a [Request]. [INFO] [stdout] 125 | pub async fn recv(&mut self) -> Option<(Request, SocketAddr)> { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 130 | pub async fn send(&self, r: (Response, SocketAddr)) -> Result<(), Error> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `start_server` is never used [INFO] [stdout] --> src/proto.rs:179:18 [INFO] [stdout] | [INFO] [stdout] 145 | impl Transport { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 179 | pub async fn start_server(self) -> (Listener, JoinHandle<()>) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `DATA_SIZE` is never used [INFO] [stdout] --> src/proto.rs:16:11 [INFO] [stdout] | [INFO] [stdout] 16 | pub const DATA_SIZE: usize = 4096; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `ConnectionTimeout`, `ImpossibleDataLen`, `UnexpectedType`, and `WrongChecksum` are never constructed [INFO] [stdout] --> src/proto.rs:44:5 [INFO] [stdout] | [INFO] [stdout] 39 | pub enum Error { [INFO] [stdout] | ----- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 44 | ConnectionTimeout, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 45 | ImpossibleDataLen(u32), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 46 | UnexpectedType, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 47 | WrongChecksum, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Listener` is never constructed [INFO] [stdout] --> src/proto.rs:63:12 [INFO] [stdout] | [INFO] [stdout] 63 | pub struct Listener { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `recv` and `send` are never used [INFO] [stdout] --> src/proto.rs:125:18 [INFO] [stdout] | [INFO] [stdout] 123 | impl Listener { [INFO] [stdout] | ------------- methods in this implementation [INFO] [stdout] 124 | /// Receive a [Request]. [INFO] [stdout] 125 | pub async fn recv(&mut self) -> Option<(Request, SocketAddr)> { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 130 | pub async fn send(&self, r: (Response, SocketAddr)) -> Result<(), Error> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `start_server` is never used [INFO] [stdout] --> src/proto.rs:179:18 [INFO] [stdout] | [INFO] [stdout] 145 | impl Transport { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 179 | pub async fn start_server(self) -> (Listener, JoinHandle<()>) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `ConnectionTimeout`, `ImpossibleDataLen`, `UnexpectedType`, and `WrongChecksum` are never constructed [INFO] [stdout] --> src/proto.rs:44:5 [INFO] [stdout] | [INFO] [stdout] 39 | pub enum Error { [INFO] [stdout] | ----- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 44 | ConnectionTimeout, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 45 | ImpossibleDataLen(u32), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 46 | UnexpectedType, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 47 | WrongChecksum, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Client` is never constructed [INFO] [stdout] --> src/proto.rs:57:12 [INFO] [stdout] | [INFO] [stdout] 57 | pub struct Client { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `recv` and `send` are never used [INFO] [stdout] --> src/proto.rs:136:18 [INFO] [stdout] | [INFO] [stdout] 135 | impl Client { [INFO] [stdout] | ----------- methods in this implementation [INFO] [stdout] 136 | pub async fn recv(&mut self) -> Option { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 140 | pub async fn send(&self, r: Request) -> Result<(), Error> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `bind_ext` and `start_client` are never used [INFO] [stdout] --> src/proto.rs:169:18 [INFO] [stdout] | [INFO] [stdout] 145 | impl Transport { [INFO] [stdout] | -------------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 169 | pub async fn bind_ext(port: u16) -> Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 205 | pub async fn start_client( [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.04s [INFO] running `Command { std: "docker" "inspect" "44d6bb111bd5c06190847649ca9ffe26eb83217282173fdd6db450aefa499f08", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44d6bb111bd5c06190847649ca9ffe26eb83217282173fdd6db450aefa499f08", kill_on_drop: false }` [INFO] [stdout] 44d6bb111bd5c06190847649ca9ffe26eb83217282173fdd6db450aefa499f08