[INFO] cloning repository https://github.com/zerodhatech/kiteconnect-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zerodhatech/kiteconnect-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzerodhatech%2Fkiteconnect-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzerodhatech%2Fkiteconnect-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ad2e4f7447658d2920908613bea70d0582377338
[INFO] checking zerodhatech/kiteconnect-rs against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzerodhatech%2Fkiteconnect-rs" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zerodhatech/kiteconnect-rs on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zerodhatech/kiteconnect-rs
[INFO] finished tweaking git repo https://github.com/zerodhatech/kiteconnect-rs
[INFO] tweaked toml for git repo https://github.com/zerodhatech/kiteconnect-rs written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
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[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ec123e6d4abbe8b2d734849c037d43a0315bf552b6decf0574c276a2d880829
[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" "3ec123e6d4abbe8b2d734849c037d43a0315bf552b6decf0574c276a2d880829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ec123e6d4abbe8b2d734849c037d43a0315bf552b6decf0574c276a2d880829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ec123e6d4abbe8b2d734849c037d43a0315bf552b6decf0574c276a2d880829", kill_on_drop: false }`
[INFO] [stdout] 3ec123e6d4abbe8b2d734849c037d43a0315bf552b6decf0574c276a2d880829
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "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] 29b927ab3cc46a7dd462062857250e4eec3f67f495101d733738229f2f23631e
[INFO] running `Command { std: "docker" "start" "-a" "29b927ab3cc46a7dd462062857250e4eec3f67f495101d733738229f2f23631e", kill_on_drop: false }`
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[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/ticker.rs:387:9
[INFO] [stdout]     |
[INFO] [stdout] 387 |         kiteticker.connect(MyHandler{}, Some("127.0.0.1:3012"));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/ticker.rs:388:9
[INFO] [stdout]     |
[INFO] [stdout] 388 |         kiteticker.sender.unwrap().send("PING");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ws::Message`
[INFO] [stdout]  --> examples/ticker_sample.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use ws::Message;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ws`
[INFO] [stdout]   --> examples/ticker_sample.rs:22:31
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn on_ticks<T>(&mut self, ws: &mut WebSocketHandler<T>, tick: Vec<json::Value>)
[INFO] [stdout]    |                               ^^ help: if this is intentional, prefix it with an underscore: `_ws`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ws`
[INFO] [stdout]   --> examples/ticker_sample.rs:28:31
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn on_close<T>(&mut self, ws: &mut WebSocketHandler<T>)
[INFO] [stdout]    |                               ^^ help: if this is intentional, prefix it with an underscore: `_ws`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ws`
[INFO] [stdout]   --> examples/ticker_sample.rs:33:31
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn on_error<T>(&mut self, ws: &mut WebSocketHandler<T>)
[INFO] [stdout]    |                               ^^ help: if this is intentional, prefix it with an underscore: `_ws`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> examples/ticker_sample.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         ws.subscribe(vec![53511431]);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> examples/ticker_sample.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         ws.set_mode("full", vec![53511431]);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> examples/ticker_sample.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     ticker.connect(custom_handler, None);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 36s
[INFO] running `Command { std: "docker" "inspect" "29b927ab3cc46a7dd462062857250e4eec3f67f495101d733738229f2f23631e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29b927ab3cc46a7dd462062857250e4eec3f67f495101d733738229f2f23631e", kill_on_drop: false }`
[INFO] [stdout] 29b927ab3cc46a7dd462062857250e4eec3f67f495101d733738229f2f23631e