[INFO] cloning repository https://github.com/afnanenayet/twitter-stream [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/afnanenayet/twitter-stream" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fafnanenayet%2Ftwitter-stream", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fafnanenayet%2Ftwitter-stream'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ce202fa5f97c3d30c6ccc616f5dec35941828fb3 [INFO] testing afnanenayet/twitter-stream against 1.49.0 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fafnanenayet%2Ftwitter-stream" "/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/afnanenayet/twitter-stream on toolchain 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-2/source/Cargo.toml [INFO] crate git repo https://github.com/afnanenayet/twitter-stream already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7162a256cfd066af630ff66244c0d4a373e3c9a72cd9660961fb01cfd56b5cc2 [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" "7162a256cfd066af630ff66244c0d4a373e3c9a72cd9660961fb01cfd56b5cc2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7162a256cfd066af630ff66244c0d4a373e3c9a72cd9660961fb01cfd56b5cc2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7162a256cfd066af630ff66244c0d4a373e3c9a72cd9660961fb01cfd56b5cc2", kill_on_drop: false }` [INFO] [stdout] 7162a256cfd066af630ff66244c0d4a373e3c9a72cd9660961fb01cfd56b5cc2 [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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1a5ce5f2fdb737ee28effbf9f50b50bd9dff3a03a92418fbc1334ca304502d7d [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" "1a5ce5f2fdb737ee28effbf9f50b50bd9dff3a03a92418fbc1334ca304502d7d", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling ucd-util v0.1.5 [INFO] [stderr] Compiling anyhow v1.0.17 [INFO] [stderr] Compiling ring v0.14.6 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling tokio-codec v0.1.1 [INFO] [stderr] Compiling tokio-fs v0.1.6 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling serde_json v0.9.10 [INFO] [stderr] Compiling tokio-udp v0.1.5 [INFO] [stderr] Compiling tokio-uds v0.2.5 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling hyper v0.12.35 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling crypto-mac v0.7.0 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling hmac v0.7.1 [INFO] [stderr] Compiling sha-1 v0.8.1 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling sentiment v0.1.1 [INFO] [stderr] Compiling sct v0.5.0 [INFO] [stderr] Compiling webpki v0.19.1 [INFO] [stderr] Compiling proc-macro-error v0.2.6 [INFO] [stderr] Compiling hyper-tls v0.3.2 [INFO] [stderr] Compiling ct-logs v0.5.1 [INFO] [stderr] Compiling rustls v0.15.2 [INFO] [stderr] Compiling webpki-roots v0.16.0 [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] Compiling tokio-rustls v0.9.4 [INFO] [stderr] Compiling hyper-rustls v0.16.1 [INFO] [stderr] Compiling thiserror v1.0.3 [INFO] [stderr] Compiling structopt v0.3.3 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling serde_json v1.0.41 [INFO] [stderr] Compiling chrono v0.4.9 [INFO] [stderr] Compiling serde_yaml v0.8.11 [INFO] [stderr] Compiling toml v0.5.3 [INFO] [stderr] Compiling egg-mode v0.13.0 [INFO] [stderr] Compiling token-coding-challenge v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `sink::Sink` [INFO] [stdout] --> src/server.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | sink::Sink, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Write`, `self` [INFO] [stdout] --> src/server.rs:8:15 [INFO] [stdout] | [INFO] [stdout] 8 | use std::io::{self, Write}; [INFO] [stdout] | ^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `UnboundedReceiver` [INFO] [stdout] --> src/server.rs:9:44 [INFO] [stdout] | [INFO] [stdout] 9 | use tokio::sync::mpsc::{unbounded_channel, UnboundedReceiver, UnboundedSender}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/server.rs:102:9 [INFO] [stdout] | [INFO] [stdout] 78 | / loop { [INFO] [stdout] 79 | | // We can't use the `try_ready` macro because it assumes that the Item and Error associated [INFO] [stdout] 80 | | // types are identical for the stream that's consumed and the current future [INFO] [stdout] 81 | | let value = match self.stream.poll() { [INFO] [stdout] ... | [INFO] [stdout] 96 | | }; [INFO] [stdout] 97 | | } [INFO] [stdout] | |_________- any code following this expression is unreachable [INFO] [stdout] ... [INFO] [stdout] 102 | unreachable!(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `scores` [INFO] [stdout] --> src/server.rs:45:5 [INFO] [stdout] | [INFO] [stdout] 45 | scores: ScoreSeries, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 52s [INFO] running `Command { std: "docker" "inspect" "1a5ce5f2fdb737ee28effbf9f50b50bd9dff3a03a92418fbc1334ca304502d7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a5ce5f2fdb737ee28effbf9f50b50bd9dff3a03a92418fbc1334ca304502d7d", kill_on_drop: false }` [INFO] [stdout] 1a5ce5f2fdb737ee28effbf9f50b50bd9dff3a03a92418fbc1334ca304502d7d [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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e8191b29efa95a448c7c8ff002740f4f6c076549c83601ca02f726bb5f395cf3 [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" "e8191b29efa95a448c7c8ff002740f4f6c076549c83601ca02f726bb5f395cf3", kill_on_drop: false }` [INFO] [stderr] Compiling token-coding-challenge v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `sink::Sink` [INFO] [stdout] --> src/server.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | sink::Sink, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Write`, `self` [INFO] [stdout] --> src/server.rs:8:15 [INFO] [stdout] | [INFO] [stdout] 8 | use std::io::{self, Write}; [INFO] [stdout] | ^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `UnboundedReceiver` [INFO] [stdout] --> src/server.rs:9:44 [INFO] [stdout] | [INFO] [stdout] 9 | use tokio::sync::mpsc::{unbounded_channel, UnboundedReceiver, UnboundedSender}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/server.rs:102:9 [INFO] [stdout] | [INFO] [stdout] 78 | / loop { [INFO] [stdout] 79 | | // We can't use the `try_ready` macro because it assumes that the Item and Error associated [INFO] [stdout] 80 | | // types are identical for the stream that's consumed and the current future [INFO] [stdout] 81 | | let value = match self.stream.poll() { [INFO] [stdout] ... | [INFO] [stdout] 96 | | }; [INFO] [stdout] 97 | | } [INFO] [stdout] | |_________- any code following this expression is unreachable [INFO] [stdout] ... [INFO] [stdout] 102 | unreachable!(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `scores` [INFO] [stdout] --> src/server.rs:45:5 [INFO] [stdout] | [INFO] [stdout] 45 | scores: ScoreSeries, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.49s [INFO] running `Command { std: "docker" "inspect" "e8191b29efa95a448c7c8ff002740f4f6c076549c83601ca02f726bb5f395cf3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8191b29efa95a448c7c8ff002740f4f6c076549c83601ca02f726bb5f395cf3", kill_on_drop: false }` [INFO] [stdout] e8191b29efa95a448c7c8ff002740f4f6c076549c83601ca02f726bb5f395cf3 [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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 45b5da2c1d15d566dc6d70aa3f0553f2af3c54ec476516aa0ca6f4916b2153c8 [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" "45b5da2c1d15d566dc6d70aa3f0553f2af3c54ec476516aa0ca6f4916b2153c8", kill_on_drop: false }` [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: 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: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.17s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/token_coding_challenge-454de7c52a2e42f3 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "45b5da2c1d15d566dc6d70aa3f0553f2af3c54ec476516aa0ca6f4916b2153c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45b5da2c1d15d566dc6d70aa3f0553f2af3c54ec476516aa0ca6f4916b2153c8", kill_on_drop: false }` [INFO] [stdout] 45b5da2c1d15d566dc6d70aa3f0553f2af3c54ec476516aa0ca6f4916b2153c8