[INFO] updating cached repository https://github.com/afnanenayet/twitter-stream [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] ce202fa5f97c3d30c6ccc616f5dec35941828fb3 [INFO] checking afnanenayet/twitter-stream against master#212aa3ea28d91a97d1e1261709c0b6e6790788e6 for pr-69340 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fafnanenayet%2Ftwitter-stream" "/workspace/builds/worker-11/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/afnanenayet/twitter-stream on toolchain 212aa3ea28d91a97d1e1261709c0b6e6790788e6 [INFO] running `"/workspace/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/afnanenayet/twitter-stream [INFO] finished tweaking git repo https://github.com/afnanenayet/twitter-stream [INFO] tweaked toml for git repo https://github.com/afnanenayet/twitter-stream written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/afnanenayet/twitter-stream already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 03804059976ae4c134beea0c6564577db2d737b0818d16e805760ea3b82d8b92 [INFO] running `"docker" "start" "-a" "03804059976ae4c134beea0c6564577db2d737b0818d16e805760ea3b82d8b92"` [INFO] [stderr] Compiling anyhow v1.0.17 [INFO] [stderr] Compiling ring v0.14.6 [INFO] [stderr] Compiling openssl-sys v0.9.52 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking crypto-mac v0.7.0 [INFO] [stderr] Checking num-integer v0.1.41 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking parking_lot_core v0.6.2 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking regex v0.2.11 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking serde_json v0.9.10 [INFO] [stderr] Checking hmac v0.7.1 [INFO] [stderr] Checking sha-1 v0.8.1 [INFO] [stderr] Checking parking_lot v0.9.0 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Checking tokio-reactor v0.1.10 [INFO] [stderr] Checking tokio-threadpool v0.1.16 [INFO] [stderr] Compiling openssl v0.10.25 [INFO] [stderr] Compiling native-tls v0.2.3 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking tokio-udp v0.1.5 [INFO] [stderr] Checking tokio-fs v0.1.6 [INFO] [stderr] Checking sentiment v0.1.1 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking hyper v0.12.35 [INFO] [stderr] Checking webpki v0.19.1 [INFO] [stderr] Checking sct v0.5.0 [INFO] [stderr] Checking ct-logs v0.5.1 [INFO] [stderr] Checking rustls v0.15.2 [INFO] [stderr] Checking webpki-roots v0.16.0 [INFO] [stderr] Compiling proc-macro-error v0.2.6 [INFO] [stderr] Checking hyper-tls v0.3.2 [INFO] [stderr] Compiling serde_derive v1.0.101 [INFO] [stderr] Compiling structopt-derive v0.3.3 [INFO] [stderr] Compiling thiserror-impl v1.0.3 [INFO] [stderr] Checking tokio-rustls v0.9.4 [INFO] [stderr] Checking hyper-rustls v0.16.1 [INFO] [stderr] Checking thiserror v1.0.3 [INFO] [stderr] Checking structopt v0.3.3 [INFO] [stderr] Checking serde v1.0.101 [INFO] [stderr] Checking serde_json v1.0.41 [INFO] [stderr] Checking chrono v0.4.9 [INFO] [stderr] Checking toml v0.5.3 [INFO] [stderr] Checking serde_yaml v0.8.11 [INFO] [stderr] Checking egg-mode v0.13.0 [INFO] [stderr] Checking token-coding-challenge v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `sink::Sink` [INFO] [stderr] --> src/server.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | sink::Sink, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Write`, `self` [INFO] [stderr] --> src/server.rs:8:15 [INFO] [stderr] | [INFO] [stderr] 8 | use std::io::{self, Write}; [INFO] [stderr] | ^^^^ ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `UnboundedReceiver` [INFO] [stderr] --> src/server.rs:9:44 [INFO] [stderr] | [INFO] [stderr] 9 | use tokio::sync::mpsc::{unbounded_channel, UnboundedReceiver, UnboundedSender}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `sink::Sink` [INFO] [stderr] --> src/server.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | sink::Sink, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Write`, `self` [INFO] [stderr] --> src/server.rs:8:15 [INFO] [stderr] | [INFO] [stderr] 8 | use std::io::{self, Write}; [INFO] [stderr] | ^^^^ ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `UnboundedReceiver` [INFO] [stderr] --> src/server.rs:9:44 [INFO] [stderr] | [INFO] [stderr] 9 | use tokio::sync::mpsc::{unbounded_channel, UnboundedReceiver, UnboundedSender}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/server.rs:102:9 [INFO] [stderr] | [INFO] [stderr] 78 | / loop { [INFO] [stderr] 79 | | // We can't use the `try_ready` macro because it assumes that the Item and Error associated [INFO] [stderr] 80 | | // types are identical for the stream that's consumed and the current future [INFO] [stderr] 81 | | let value = match self.stream.poll() { [INFO] [stderr] ... | [INFO] [stderr] 96 | | }; [INFO] [stderr] 97 | | } [INFO] [stderr] | |_________- any code following this expression is unreachable [INFO] [stderr] ... [INFO] [stderr] 102 | unreachable!(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ unreachable statement [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/server.rs:102:9 [INFO] [stderr] | [INFO] [stderr] 78 | / loop { [INFO] [stderr] 79 | | // We can't use the `try_ready` macro because it assumes that the Item and Error associated [INFO] [stderr] 80 | | // types are identical for the stream that's consumed and the current future [INFO] [stderr] 81 | | let value = match self.stream.poll() { [INFO] [stderr] ... | [INFO] [stderr] 96 | | }; [INFO] [stderr] 97 | | } [INFO] [stderr] | |_________- any code following this expression is unreachable [INFO] [stderr] ... [INFO] [stderr] 102 | unreachable!(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ unreachable statement [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `scores` [INFO] [stderr] --> src/server.rs:45:5 [INFO] [stderr] | [INFO] [stderr] 45 | scores: ScoreSeries, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `scores` [INFO] [stderr] --> src/server.rs:45:5 [INFO] [stderr] | [INFO] [stderr] 45 | scores: ScoreSeries, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 33s [INFO] running `"docker" "inspect" "03804059976ae4c134beea0c6564577db2d737b0818d16e805760ea3b82d8b92"` [INFO] running `"docker" "rm" "-f" "03804059976ae4c134beea0c6564577db2d737b0818d16e805760ea3b82d8b92"` [INFO] [stdout] 03804059976ae4c134beea0c6564577db2d737b0818d16e805760ea3b82d8b92