[INFO] cloning repository https://github.com/kvsari/message-queue [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kvsari/message-queue" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkvsari%2Fmessage-queue", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkvsari%2Fmessage-queue'... 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[INFO] [stderr] Downloaded derive-getters v0.0.2 [INFO] [stderr] Downloaded net2 v0.2.30 [INFO] [stderr] Downloaded tokio-core v0.1.9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3c102d8a0bc36067fe376551a5e4c19adda3afc4c6e96ea316a4c4c345fbbe2e [INFO] running `Command { std: "docker" "start" "-a" "3c102d8a0bc36067fe376551a5e4c19adda3afc4c6e96ea316a4c4c345fbbe2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3c102d8a0bc36067fe376551a5e4c19adda3afc4c6e96ea316a4c4c345fbbe2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c102d8a0bc36067fe376551a5e4c19adda3afc4c6e96ea316a4c4c345fbbe2e", kill_on_drop: false }` [INFO] [stdout] 3c102d8a0bc36067fe376551a5e4c19adda3afc4c6e96ea316a4c4c345fbbe2e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] af010a0436ba74d5b52312ebc2535a3f415741d308cf041039ee765cc83a6358 [INFO] running `Command { std: "docker" "start" "-a" "af010a0436ba74d5b52312ebc2535a3f415741d308cf041039ee765cc83a6358", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.29 [INFO] [stderr] Checking byteorder v1.1.0 [INFO] [stderr] Checking log v0.3.8 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Checking lazycell v0.5.1 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking futures v0.1.14 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking scoped-tls v0.1.0 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking iovec v0.1.0 [INFO] [stderr] Checking net2 v0.2.30 [INFO] [stderr] Checking bytes v0.4.4 [INFO] [stderr] Checking mio v0.6.10 [INFO] [stderr] Checking tokio-io v0.1.2 [INFO] [stderr] Compiling derive-getters v0.0.2 [INFO] [stderr] Checking tokio-core v0.1.9 [INFO] [stderr] Checking message-queue v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `stream` [INFO] [stdout] --> src/mqueue.rs:4:48 [INFO] [stdout] | [INFO] [stdout] 4 | use futures::{Future, BoxFuture, Sink, Stream, stream}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `futures::sync::oneshot` [INFO] [stdout] --> src/mqueue.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use futures::sync::oneshot; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Receiver` [INFO] [stdout] --> src/mqueue.rs:6:33 [INFO] [stdout] | [INFO] [stdout] 6 | use futures::sync::mpsc::{self, Receiver, Sender}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `stream` [INFO] [stdout] --> src/mqueue.rs:4:48 [INFO] [stdout] | [INFO] [stdout] 4 | use futures::{Future, BoxFuture, Sink, Stream, stream}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Dispenser` [INFO] [stdout] --> src/mqueue.rs:8:22 [INFO] [stdout] | [INFO] [stdout] 8 | use endpoint::{self, Dispenser}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Debug` [INFO] [stdout] --> src/endpoint.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt::Debug; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Entry` [INFO] [stdout] --> src/endpoint.rs:3:27 [INFO] [stdout] | [INFO] [stdout] 3 | use polymorphic::{Record, Entry}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `futures::sync::oneshot` [INFO] [stdout] --> src/mqueue.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use futures::sync::oneshot; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Receiver` [INFO] [stdout] --> src/mqueue.rs:6:33 [INFO] [stdout] | [INFO] [stdout] 6 | use futures::sync::mpsc::{self, Receiver, Sender}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Dispenser` [INFO] [stdout] --> src/mqueue.rs:8:22 [INFO] [stdout] | [INFO] [stdout] 8 | use endpoint::{self, Dispenser}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Debug` [INFO] [stdout] --> src/endpoint.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt::Debug; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Entry` [INFO] [stdout] --> src/endpoint.rs:3:27 [INFO] [stdout] | [INFO] [stdout] 3 | use polymorphic::{Record, Entry}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mqueue.rs:33:15 [INFO] [stdout] | [INFO] [stdout] 33 | data: Box, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 33 | data: Box, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mqueue.rs:34:20 [INFO] [stdout] | [INFO] [stdout] 34 | operation: Box, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 34 | operation: Box, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mqueue.rs:33:15 [INFO] [stdout] | [INFO] [stdout] 33 | data: Box, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 33 | data: Box, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mqueue.rs:34:20 [INFO] [stdout] | [INFO] [stdout] 34 | operation: Box, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 34 | operation: Box, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/polymorphic.rs:55:43 [INFO] [stdout] | [INFO] [stdout] 55 | fn execute(&mut self, dispenser: &mut Any); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 55 | fn execute(&mut self, dispenser: &mut dyn Any); [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mqueue.rs:38:46 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn new(t: Target, m: Message, d: Box, o: Box) [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 38 | pub fn new(t: Target, m: Message, d: Box, o: Box) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mqueue.rs:38:66 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn new(t: Target, m: Message, d: Box, o: Box) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 38 | pub fn new(t: Target, m: Message, d: Box, o: Box) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mqueue.rs:48:48 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn open(self) -> (Target, Message, Box, Box) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 48 | pub fn open(self) -> (Target, Message, Box, Box) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mqueue.rs:48:65 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn open(self) -> (Target, Message, Box, Box) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 48 | pub fn open(self) -> (Target, Message, Box, Box) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/polymorphic.rs:55:43 [INFO] [stdout] | [INFO] [stdout] 55 | fn execute(&mut self, dispenser: &mut Any); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 55 | fn execute(&mut self, dispenser: &mut dyn Any); [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/polymorphic.rs:72:43 [INFO] [stdout] | [INFO] [stdout] 72 | fn execute(&mut self, dispenser: &mut Any) { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 72 | fn execute(&mut self, dispenser: &mut dyn Any) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/polymorphic.rs:99:43 [INFO] [stdout] | [INFO] [stdout] 99 | fn execute(&mut self, dispenser: &mut Any) { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 99 | fn execute(&mut self, dispenser: &mut dyn Any) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mqueue.rs:38:46 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn new(t: Target, m: Message, d: Box, o: Box) [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 38 | pub fn new(t: Target, m: Message, d: Box, o: Box) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mqueue.rs:38:66 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn new(t: Target, m: Message, d: Box, o: Box) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 38 | pub fn new(t: Target, m: Message, d: Box, o: Box) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mqueue.rs:48:48 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn open(self) -> (Target, Message, Box, Box) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 48 | pub fn open(self) -> (Target, Message, Box, Box) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mqueue.rs:48:65 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn open(self) -> (Target, Message, Box, Box) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 48 | pub fn open(self) -> (Target, Message, Box, Box) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/polymorphic.rs:72:43 [INFO] [stdout] | [INFO] [stdout] 72 | fn execute(&mut self, dispenser: &mut Any) { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 72 | fn execute(&mut self, dispenser: &mut dyn Any) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/polymorphic.rs:99:43 [INFO] [stdout] | [INFO] [stdout] 99 | fn execute(&mut self, dispenser: &mut Any) { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 99 | fn execute(&mut self, dispenser: &mut dyn Any) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/mqueue.rs:130:20 [INFO] [stdout] | [INFO] [stdout] 130 | let (_, _, data, mut operation) = env.open(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/polymorphic.rs:73:21 [INFO] [stdout] | [INFO] [stdout] 73 | if let Some(mut dsp) = dispenser.downcast_mut::>() { [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: variable does not need to be mutable [INFO] [stdout] --> src/polymorphic.rs:100:21 [INFO] [stdout] | [INFO] [stdout] 100 | if let Some(mut dsp) = dispenser.downcast_mut::>() { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/mqueue.rs:130:20 [INFO] [stdout] | [INFO] [stdout] 130 | let (_, _, data, mut operation) = env.open(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/polymorphic.rs:73:21 [INFO] [stdout] | [INFO] [stdout] 73 | if let Some(mut dsp) = dispenser.downcast_mut::>() { [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: variant `Yeeehaw` is never constructed [INFO] [stdout] --> src/mqueue.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 17 | pub enum Message { [INFO] [stdout] | ------- variant in this enum [INFO] [stdout] 18 | Yeeehaw, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Message` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Endpoint1` and `Endpoint2` are never constructed [INFO] [stdout] --> src/mqueue.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 23 | pub enum Target { [INFO] [stdout] | ------ variants in this enum [INFO] [stdout] 24 | Endpoint1, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 25 | Endpoint2, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Target` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `num` is never read [INFO] [stdout] --> src/polymorphic.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct Record { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 10 | text: String, [INFO] [stdout] 11 | num: u64, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Record` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/polymorphic.rs:100:21 [INFO] [stdout] | [INFO] [stdout] 100 | if let Some(mut dsp) = dispenser.downcast_mut::>() { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 21 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Yeeehaw` is never constructed [INFO] [stdout] --> src/mqueue.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 17 | pub enum Message { [INFO] [stdout] | ------- variant in this enum [INFO] [stdout] 18 | Yeeehaw, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Message` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Endpoint1` and `Endpoint2` are never constructed [INFO] [stdout] --> src/mqueue.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 23 | pub enum Target { [INFO] [stdout] | ------ variants in this enum [INFO] [stdout] 24 | Endpoint1, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 25 | Endpoint2, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Target` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `num` is never read [INFO] [stdout] --> src/polymorphic.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct Record { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 10 | text: String, [INFO] [stdout] 11 | num: u64, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Record` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 21 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.16s [INFO] running `Command { std: "docker" "inspect" "af010a0436ba74d5b52312ebc2535a3f415741d308cf041039ee765cc83a6358", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af010a0436ba74d5b52312ebc2535a3f415741d308cf041039ee765cc83a6358", kill_on_drop: false }` [INFO] [stdout] af010a0436ba74d5b52312ebc2535a3f415741d308cf041039ee765cc83a6358 [INFO] checking kvsari/message-queue against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkvsari%2Fmessage-queue" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kvsari/message-queue on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kvsari/message-queue [INFO] finished tweaking git repo https://github.com/kvsari/message-queue [INFO] tweaked toml for git repo https://github.com/kvsari/message-queue written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/kvsari/message-queue 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 05d230e3320665ba950ad7a8f068030703f0c3c4199e408fb321baf6d152976b [INFO] running `Command { std: "docker" "start" "-a" "05d230e3320665ba950ad7a8f068030703f0c3c4199e408fb321baf6d152976b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "05d230e3320665ba950ad7a8f068030703f0c3c4199e408fb321baf6d152976b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "05d230e3320665ba950ad7a8f068030703f0c3c4199e408fb321baf6d152976b", kill_on_drop: false }` [INFO] [stdout] 05d230e3320665ba950ad7a8f068030703f0c3c4199e408fb321baf6d152976b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6b7ebfcbd4377668cebe2e68d2cdce65ca0159d47aea29597d4470d9bf357d26 [INFO] running `Command { std: "docker" "start" "-a" "6b7ebfcbd4377668cebe2e68d2cdce65ca0159d47aea29597d4470d9bf357d26", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.29 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking log v0.3.8 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Checking byteorder v1.1.0 [INFO] [stderr] Checking lazycell v0.5.1 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking futures v0.1.14 [INFO] [stderr] Checking scoped-tls v0.1.0 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking iovec v0.1.0 [INFO] [stderr] Checking net2 v0.2.30 [INFO] [stderr] Checking bytes v0.4.4 [INFO] [stderr] Checking mio v0.6.10 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.4/src/bytes.rs:1953:21 [INFO] [stdout] | [INFO] [stdout] 1953 | panic!(); // TODO: abort [INFO] [stdout] | ^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `bytes` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/mio-0.6.10/src/poll.rs:1868:13 [INFO] [stdout] | [INFO] [stdout] 1868 | panic!(); [INFO] [stdout] | ^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `mio` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "6b7ebfcbd4377668cebe2e68d2cdce65ca0159d47aea29597d4470d9bf357d26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b7ebfcbd4377668cebe2e68d2cdce65ca0159d47aea29597d4470d9bf357d26", kill_on_drop: false }` [INFO] [stdout] 6b7ebfcbd4377668cebe2e68d2cdce65ca0159d47aea29597d4470d9bf357d26