[INFO] cloning repository https://github.com/EwanValentine/rust-paxos [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EwanValentine/rust-paxos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEwanValentine%2Frust-paxos", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEwanValentine%2Frust-paxos'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 331d29815f2185dbbd6fbdf372b89bc6427bd5ef [INFO] checking EwanValentine/rust-paxos against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEwanValentine%2Frust-paxos" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/EwanValentine/rust-paxos 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 git repo https://github.com/EwanValentine/rust-paxos [INFO] finished tweaking git repo https://github.com/EwanValentine/rust-paxos [INFO] tweaked toml for git repo https://github.com/EwanValentine/rust-paxos written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/EwanValentine/rust-paxos already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded fastrand v1.3.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2d6685bf3bc3355b8d9279cde45d399c8186387281f75dde38090b465e5dc650 [INFO] running `Command { std: "docker" "start" "-a" "2d6685bf3bc3355b8d9279cde45d399c8186387281f75dde38090b465e5dc650", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2d6685bf3bc3355b8d9279cde45d399c8186387281f75dde38090b465e5dc650", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2d6685bf3bc3355b8d9279cde45d399c8186387281f75dde38090b465e5dc650", kill_on_drop: false }` [INFO] [stdout] 2d6685bf3bc3355b8d9279cde45d399c8186387281f75dde38090b465e5dc650 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 59ad535698a8e2cca009aff82addd989c24ce1d4dd816cf021489821a8b045ae [INFO] running `Command { std: "docker" "start" "-a" "59ad535698a8e2cca009aff82addd989c24ce1d4dd816cf021489821a8b045ae", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Checking fastrand v1.3.2 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking pin-project-lite v0.1.7 [INFO] [stderr] Checking futures-channel v0.3.5 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Checking kv-log-macro v1.0.6 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking socket2 v0.3.12 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Compiling syn v1.0.33 [INFO] [stderr] Compiling pin-project-internal v0.4.22 [INFO] [stderr] Compiling async-attributes v1.1.1 [INFO] [stderr] Checking pin-project v0.4.22 [INFO] [stderr] Checking futures-util v0.3.5 [INFO] [stderr] Checking blocking v0.4.6 [INFO] [stderr] Checking smol v0.1.18 [INFO] [stderr] Checking async-std v1.6.2 [INFO] [stderr] Checking paxos v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Duration` [INFO] [stdout] --> src/transport/tcp.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `async_std::net::ToSocketAddrs` [INFO] [stdout] --> src/transport/transport.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use async_std::net::ToSocketAddrs; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/transport/transport.rs:8:50 [INFO] [stdout] | [INFO] [stdout] 8 | fn connect(addr: String) -> std::io::Result<(T)>; [INFO] [stdout] | ^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/transport/transport.rs:9:62 [INFO] [stdout] | [INFO] [stdout] 9 | fn connect_with_stream(stream: S) -> std::io::Result<(T)>; [INFO] [stdout] | ^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/transport/transport.rs:17:16 [INFO] [stdout] | [INFO] [stdout] 17 | adapter: &'a Adapter [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Adapter` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/transport/transport.rs:25:60 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn connect(self, addr: String) -> std::io::Result<(T)> { [INFO] [stdout] | ^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/transport/transport.rs:30:72 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn connect_with_stream(self, stream: S) -> std::io::Result<(T)> { [INFO] [stdout] | ^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Duration` [INFO] [stdout] --> src/transport/tcp.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `async_std::net::ToSocketAddrs` [INFO] [stdout] --> src/transport/transport.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use async_std::net::ToSocketAddrs; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/transport/transport.rs:8:50 [INFO] [stdout] | [INFO] [stdout] 8 | fn connect(addr: String) -> std::io::Result<(T)>; [INFO] [stdout] | ^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/transport/transport.rs:9:62 [INFO] [stdout] | [INFO] [stdout] 9 | fn connect_with_stream(stream: S) -> std::io::Result<(T)>; [INFO] [stdout] | ^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/transport/transport.rs:17:16 [INFO] [stdout] | [INFO] [stdout] 17 | adapter: &'a Adapter [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Adapter` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/transport/transport.rs:25:60 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn connect(self, addr: String) -> std::io::Result<(T)> { [INFO] [stdout] | ^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/transport/transport.rs:30:72 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn connect_with_stream(self, stream: S) -> std::io::Result<(T)> { [INFO] [stdout] | ^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0038]: the trait `Adapter` cannot be made into an object [INFO] [stdout] --> src/transport/transport.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 7 | pub trait Adapter { [INFO] [stdout] | ------- this trait cannot be made into an object... [INFO] [stdout] 8 | fn connect(addr: String) -> std::io::Result<(T)>; [INFO] [stdout] | ------- ...because associated function `connect` has no `self` parameter [INFO] [stdout] 9 | fn connect_with_stream(stream: S) -> std::io::Result<(T)>; [INFO] [stdout] | ------------------- ...because associated function `connect_with_stream` has no `self` parameter [INFO] [stdout] ... [INFO] [stdout] 17 | adapter: &'a Adapter [INFO] [stdout] | ^^^^^^^^^^^ the trait `Adapter` cannot be made into an object [INFO] [stdout] | [INFO] [stdout] help: consider turning `connect` into a method by giving it a `&self` argument or constraining it so it does not apply to trait objects [INFO] [stdout] | [INFO] [stdout] 8 | fn connect(addr: String) -> std::io::Result<(T)> where Self: Sized; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: consider turning `connect_with_stream` into a method by giving it a `&self` argument or constraining it so it does not apply to trait objects [INFO] [stdout] | [INFO] [stdout] 9 | fn connect_with_stream(stream: S) -> std::io::Result<(T)> where Self: Sized; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0038]: the trait `Adapter` cannot be made into an object [INFO] [stdout] --> src/transport/transport.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 7 | pub trait Adapter { [INFO] [stdout] | ------- this trait cannot be made into an object... [INFO] [stdout] 8 | fn connect(addr: String) -> std::io::Result<(T)>; [INFO] [stdout] | ------- ...because associated function `connect` has no `self` parameter [INFO] [stdout] 9 | fn connect_with_stream(stream: S) -> std::io::Result<(T)>; [INFO] [stdout] | ------------------- ...because associated function `connect_with_stream` has no `self` parameter [INFO] [stdout] ... [INFO] [stdout] 17 | adapter: &'a Adapter [INFO] [stdout] | ^^^^^^^^^^^ the trait `Adapter` cannot be made into an object [INFO] [stdout] | [INFO] [stdout] help: consider turning `connect` into a method by giving it a `&self` argument or constraining it so it does not apply to trait objects [INFO] [stdout] | [INFO] [stdout] 8 | fn connect(addr: String) -> std::io::Result<(T)> where Self: Sized; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: consider turning `connect_with_stream` into a method by giving it a `&self` argument or constraining it so it does not apply to trait objects [INFO] [stdout] | [INFO] [stdout] 9 | fn connect_with_stream(stream: S) -> std::io::Result<(T)> where Self: Sized; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0038`. [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0038`. [INFO] [stdout] [INFO] [stderr] error: could not compile `paxos` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "59ad535698a8e2cca009aff82addd989c24ce1d4dd816cf021489821a8b045ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59ad535698a8e2cca009aff82addd989c24ce1d4dd816cf021489821a8b045ae", kill_on_drop: false }` [INFO] [stdout] 59ad535698a8e2cca009aff82addd989c24ce1d4dd816cf021489821a8b045ae