[INFO] fetching crate udp_connector 0.1.0... [INFO] checking udp_connector-0.1.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] extracting crate udp_connector 0.1.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate udp_connector 0.1.0 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate udp_connector 0.1.0 [INFO] finished tweaking crates.io crate udp_connector 0.1.0 [INFO] tweaked toml for crates.io crate udp_connector 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c00312978f49ecc9b3820d8a25e2939f5fcc9ccd18ad1fe2de4a627e87f97f75 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "c00312978f49ecc9b3820d8a25e2939f5fcc9ccd18ad1fe2de4a627e87f97f75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c00312978f49ecc9b3820d8a25e2939f5fcc9ccd18ad1fe2de4a627e87f97f75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c00312978f49ecc9b3820d8a25e2939f5fcc9ccd18ad1fe2de4a627e87f97f75", kill_on_drop: false }` [INFO] [stdout] c00312978f49ecc9b3820d8a25e2939f5fcc9ccd18ad1fe2de4a627e87f97f75 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d10de389abcfedaa5907d79a4000cef54896d28ae28bd1619bde307305412f7b [INFO] running `Command { std: "docker" "start" "-a" "d10de389abcfedaa5907d79a4000cef54896d28ae28bd1619bde307305412f7b", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.42 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.79 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Checking gimli v0.22.0 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling serde v1.0.116 [INFO] [stderr] Compiling serde_derive v1.0.116 [INFO] [stderr] Checking rustc-demangle v0.1.17 [INFO] [stderr] Checking object v0.20.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking addr2line v0.13.0 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Checking backtrace v0.3.51 [INFO] [stderr] Checking bincode v1.3.1 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking udp_connector v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:178:44 [INFO] [stdout] | [INFO] [stdout] 178 | pub fn connect(&mut self, socket: &mut Socket) -> Result<()> { [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Socket` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:203:49 [INFO] [stdout] | [INFO] [stdout] 203 | pub fn receive_from(&mut self, socket: &mut Socket) -> Result> { [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Socket` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:230:55 [INFO] [stdout] | [INFO] [stdout] 230 | pub fn update_and_receive(&mut self, socket: &mut Socket) -> Result> { [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Socket` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:236:43 [INFO] [stdout] | [INFO] [stdout] 236 | pub fn update(&mut self, socket: &mut Socket) -> Result<()> { [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Socket` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:274:22 [INFO] [stdout] | [INFO] [stdout] 274 | socket: &mut Socket, [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Socket` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:342:42 [INFO] [stdout] | [INFO] [stdout] 342 | fn send_ping(&mut self, socket: &mut Socket) -> Result<()> { [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Socket` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:382:53 [INFO] [stdout] | [INFO] [stdout] 382 | pub fn send_unconfirmed(&mut self, socket: &mut Socket, msg: TParam::TSend) -> Result<()> { [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Socket` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:395:51 [INFO] [stdout] | [INFO] [stdout] 395 | pub fn send_confirmed(&mut self, socket: &mut Socket, msg: TParam::TSend) -> Result<()> { [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Socket` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:420:18 [INFO] [stdout] | [INFO] [stdout] 420 | socket: &mut Socket, [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Socket` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:178:44 [INFO] [stdout] | [INFO] [stdout] 178 | pub fn connect(&mut self, socket: &mut Socket) -> Result<()> { [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Socket` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:203:49 [INFO] [stdout] | [INFO] [stdout] 203 | pub fn receive_from(&mut self, socket: &mut Socket) -> Result> { [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Socket` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:230:55 [INFO] [stdout] | [INFO] [stdout] 230 | pub fn update_and_receive(&mut self, socket: &mut Socket) -> Result> { [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Socket` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:236:43 [INFO] [stdout] | [INFO] [stdout] 236 | pub fn update(&mut self, socket: &mut Socket) -> Result<()> { [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Socket` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:274:22 [INFO] [stdout] | [INFO] [stdout] 274 | socket: &mut Socket, [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Socket` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:342:42 [INFO] [stdout] | [INFO] [stdout] 342 | fn send_ping(&mut self, socket: &mut Socket) -> Result<()> { [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Socket` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:382:53 [INFO] [stdout] | [INFO] [stdout] 382 | pub fn send_unconfirmed(&mut self, socket: &mut Socket, msg: TParam::TSend) -> Result<()> { [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Socket` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:395:51 [INFO] [stdout] | [INFO] [stdout] 395 | pub fn send_confirmed(&mut self, socket: &mut Socket, msg: TParam::TSend) -> Result<()> { [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Socket` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:420:18 [INFO] [stdout] | [INFO] [stdout] 420 | socket: &mut Socket, [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Socket` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 42.72s [INFO] running `Command { std: "docker" "inspect" "d10de389abcfedaa5907d79a4000cef54896d28ae28bd1619bde307305412f7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d10de389abcfedaa5907d79a4000cef54896d28ae28bd1619bde307305412f7b", kill_on_drop: false }` [INFO] [stdout] d10de389abcfedaa5907d79a4000cef54896d28ae28bd1619bde307305412f7b