[INFO] fetching crate light-control 2.1.0...
[INFO] testing light-control-2.1.0 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate light-control 2.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate light-control 2.1.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate light-control 2.1.0
[INFO] finished tweaking crates.io crate light-control 2.1.0
[INFO] tweaked toml for crates.io crate light-control 2.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate light-control 2.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-timer v0.1.1
[INFO] [stderr]   Downloaded mustache v0.9.0
[INFO] [stderr]   Downloaded paho-mqtt v0.6.0
[INFO] [stderr]   Downloaded paho-mqtt-sys v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3235e24ab7dfadc6539405ecea8b94581d0885519f5412248a548058da779933
[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" "3235e24ab7dfadc6539405ecea8b94581d0885519f5412248a548058da779933", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3235e24ab7dfadc6539405ecea8b94581d0885519f5412248a548058da779933", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3235e24ab7dfadc6539405ecea8b94581d0885519f5412248a548058da779933", kill_on_drop: false }`
[INFO] [stdout] 3235e24ab7dfadc6539405ecea8b94581d0885519f5412248a548058da779933
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--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] 370c6bc0f8b1a998a69fb49ed0869e0b8be71bfe8783ead1926704ca41d4fea5
[INFO] running `Command { std: "docker" "start" "-a" "370c6bc0f8b1a998a69fb49ed0869e0b8be71bfe8783ead1926704ca41d4fea5", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling futures-timer v0.1.1
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling paho-mqtt-sys v0.2.1
[INFO] [stderr]    Compiling paho-mqtt v0.6.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]    Compiling structopt-derive v0.4.8
[INFO] [stderr]    Compiling structopt v0.3.15
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling mustache v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling light-control v2.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/main.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |         mqtt_client.cli.publish(message);
[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/main.rs:135:21
[INFO] [stdout]     |
[INFO] [stdout] 135 | /                     replay_sender.send(ReplayMessage {
[INFO] [stdout] 136 | |                         topic: topic.to_string(),
[INFO] [stdout] 137 | |                         payload: payload_str.to_string(),
[INFO] [stdout] 138 | |                     });
[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]    --> src/main.rs:175:37
[INFO] [stdout]     |
[INFO] [stdout] 175 | / ...                   change_sender
[INFO] [stdout] 176 | | ...                       .send(UpdateMessage::SwitchChange(Instant::now(), content));
[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]    --> src/main.rs:182:37
[INFO] [stdout]     |
[INFO] [stdout] 182 | / ...                   change_sender
[INFO] [stdout] 183 | | ...                       .send(UpdateMessage::SensorChange(Instant::now(), content));
[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]    --> src/main.rs:197:9
[INFO] [stdout]     |
[INFO] [stdout] 197 |         ping_sender.send(UpdateMessage::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: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/main.rs:207:9
[INFO] [stdout]     |
[INFO] [stdout] 207 |         deinit_sender.send(UpdateMessage::Deinit(instant));
[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]    --> src/main.rs:225:13
[INFO] [stdout]     |
[INFO] [stdout] 225 |             mqtt_client.cli.publish(mqtt_message);
[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]    --> src/main.rs:260:21
[INFO] [stdout]     |
[INFO] [stdout] 260 |                     publish_sender.send(switch_command);
[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]    --> src/main.rs:266:13
[INFO] [stdout]     |
[INFO] [stdout] 266 |             publish_sender.send(switch_command);
[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]   --> src/replay.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         write!(file, "#!/usr/bin/env bash\n");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[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: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/replay.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | /         write!(
[INFO] [stdout] 27 | |             file,
[INFO] [stdout] 28 | |             "# replay_script for configuration {}\n",
[INFO] [stdout] 29 | |             configuration_output.to_str().unwrap()
[INFO] [stdout] 30 | |         );
[INFO] [stdout]    | |__________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[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: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/replay.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 | /         write!(
[INFO] [stdout] 32 | |             file,
[INFO] [stdout] 33 | |             r#"
[INFO] [stdout] 34 | | function sleep_for_some_seconds(){{
[INFO] [stdout] ...  |
[INFO] [stdout] 46 | |             configuration.credentials.password
[INFO] [stdout] 47 | |         );
[INFO] [stdout]    | |__________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[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: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/replay.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 | /         write!(
[INFO] [stdout] 56 | |             self.replay_script_output,
[INFO] [stdout] 57 | |             "sleep_for_some_seconds({})\n",
[INFO] [stdout] 58 | |             self.instant.elapsed().as_secs()
[INFO] [stdout] 59 | |         );
[INFO] [stdout]    | |__________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[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: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/replay.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 | /         write!(
[INFO] [stdout] 61 | |             self.replay_script_output,
[INFO] [stdout] 62 | |             "publish '{}' '{}'\n",
[INFO] [stdout] 63 | |             topic, payload
[INFO] [stdout] 64 | |         );
[INFO] [stdout]    | |__________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[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: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.73s
[INFO] running `Command { std: "docker" "inspect" "370c6bc0f8b1a998a69fb49ed0869e0b8be71bfe8783ead1926704ca41d4fea5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "370c6bc0f8b1a998a69fb49ed0869e0b8be71bfe8783ead1926704ca41d4fea5", kill_on_drop: false }`
[INFO] [stdout] 370c6bc0f8b1a998a69fb49ed0869e0b8be71bfe8783ead1926704ca41d4fea5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d17bd062a4f8b1c78b0213822cc457bdd36c1723998090266e49071fa1c6c07
[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" "1d17bd062a4f8b1c78b0213822cc457bdd36c1723998090266e49071fa1c6c07", kill_on_drop: false }`
[INFO] [stderr]    Compiling light-control v2.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `instant`
[INFO] [stdout]    --> src/strategy.rs:614:13
[INFO] [stdout]     |
[INFO] [stdout] 614 |         let instant = instant_from_the_past(12);
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instant`
[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/strategy.rs:660:13
[INFO] [stdout]     |
[INFO] [stdout] 660 |         let mut room1 = strategy.room_sensors.get_mut("room1").unwrap();
[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/strategy.rs:691:13
[INFO] [stdout]     |
[INFO] [stdout] 691 |         let mut room1 = strategy.room_sensors.get_mut("room1").unwrap();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/main.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |         mqtt_client.cli.publish(message);
[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/main.rs:135:21
[INFO] [stdout]     |
[INFO] [stdout] 135 | /                     replay_sender.send(ReplayMessage {
[INFO] [stdout] 136 | |                         topic: topic.to_string(),
[INFO] [stdout] 137 | |                         payload: payload_str.to_string(),
[INFO] [stdout] 138 | |                     });
[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]    --> src/main.rs:175:37
[INFO] [stdout]     |
[INFO] [stdout] 175 | / ...                   change_sender
[INFO] [stdout] 176 | | ...                       .send(UpdateMessage::SwitchChange(Instant::now(), content));
[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]    --> src/main.rs:182:37
[INFO] [stdout]     |
[INFO] [stdout] 182 | / ...                   change_sender
[INFO] [stdout] 183 | | ...                       .send(UpdateMessage::SensorChange(Instant::now(), content));
[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]    --> src/main.rs:197:9
[INFO] [stdout]     |
[INFO] [stdout] 197 |         ping_sender.send(UpdateMessage::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: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/main.rs:207:9
[INFO] [stdout]     |
[INFO] [stdout] 207 |         deinit_sender.send(UpdateMessage::Deinit(instant));
[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]    --> src/main.rs:225:13
[INFO] [stdout]     |
[INFO] [stdout] 225 |             mqtt_client.cli.publish(mqtt_message);
[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]    --> src/main.rs:260:21
[INFO] [stdout]     |
[INFO] [stdout] 260 |                     publish_sender.send(switch_command);
[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]    --> src/main.rs:266:13
[INFO] [stdout]     |
[INFO] [stdout] 266 |             publish_sender.send(switch_command);
[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]   --> src/replay.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         write!(file, "#!/usr/bin/env bash\n");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[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: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/replay.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | /         write!(
[INFO] [stdout] 27 | |             file,
[INFO] [stdout] 28 | |             "# replay_script for configuration {}\n",
[INFO] [stdout] 29 | |             configuration_output.to_str().unwrap()
[INFO] [stdout] 30 | |         );
[INFO] [stdout]    | |__________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[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: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/replay.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 | /         write!(
[INFO] [stdout] 32 | |             file,
[INFO] [stdout] 33 | |             r#"
[INFO] [stdout] 34 | | function sleep_for_some_seconds(){{
[INFO] [stdout] ...  |
[INFO] [stdout] 46 | |             configuration.credentials.password
[INFO] [stdout] 47 | |         );
[INFO] [stdout]    | |__________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[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: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/replay.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 | /         write!(
[INFO] [stdout] 56 | |             self.replay_script_output,
[INFO] [stdout] 57 | |             "sleep_for_some_seconds({})\n",
[INFO] [stdout] 58 | |             self.instant.elapsed().as_secs()
[INFO] [stdout] 59 | |         );
[INFO] [stdout]    | |__________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[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: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/replay.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 | /         write!(
[INFO] [stdout] 61 | |             self.replay_script_output,
[INFO] [stdout] 62 | |             "publish '{}' '{}'\n",
[INFO] [stdout] 63 | |             topic, payload
[INFO] [stdout] 64 | |         );
[INFO] [stdout]    | |__________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[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: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.90s
[INFO] running `Command { std: "docker" "inspect" "1d17bd062a4f8b1c78b0213822cc457bdd36c1723998090266e49071fa1c6c07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d17bd062a4f8b1c78b0213822cc457bdd36c1723998090266e49071fa1c6c07", kill_on_drop: false }`
[INFO] [stdout] 1d17bd062a4f8b1c78b0213822cc457bdd36c1723998090266e49071fa1c6c07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e742f100a9c0edb4c70fa7ffc4623fbf6727258a8134541c2c15b47c55fff982
[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" "e742f100a9c0edb4c70fa7ffc4623fbf6727258a8134541c2c15b47c55fff982", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `instant`
[INFO] [stderr]    --> src/strategy.rs:614:13
[INFO] [stderr]     |
[INFO] [stderr] 614 |         let instant = instant_from_the_past(12);
[INFO] [stderr]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instant`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/strategy.rs:660:13
[INFO] [stderr]     |
[INFO] [stderr] 660 |         let mut room1 = strategy.room_sensors.get_mut("room1").unwrap();
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/strategy.rs:691:13
[INFO] [stderr]     |
[INFO] [stderr] 691 |         let mut room1 = strategy.room_sensors.get_mut("room1").unwrap();
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:117:9
[INFO] [stderr]     |
[INFO] [stderr] 117 |         mqtt_client.cli.publish(message);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:135:21
[INFO] [stderr]     |
[INFO] [stderr] 135 | /                     replay_sender.send(ReplayMessage {
[INFO] [stderr] 136 | |                         topic: topic.to_string(),
[INFO] [stderr] 137 | |                         payload: payload_str.to_string(),
[INFO] [stderr] 138 | |                     });
[INFO] [stderr]     | |_______________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:175:37
[INFO] [stderr]     |
[INFO] [stderr] 175 | / ...                   change_sender
[INFO] [stderr] 176 | | ...                       .send(UpdateMessage::SwitchChange(Instant::now(), content));
[INFO] [stderr]     | |______________________________________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:182:37
[INFO] [stderr]     |
[INFO] [stderr] 182 | / ...                   change_sender
[INFO] [stderr] 183 | | ...                       .send(UpdateMessage::SensorChange(Instant::now(), content));
[INFO] [stderr]     | |______________________________________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:197:9
[INFO] [stderr]     |
[INFO] [stderr] 197 |         ping_sender.send(UpdateMessage::Ping);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:207:9
[INFO] [stderr]     |
[INFO] [stderr] 207 |         deinit_sender.send(UpdateMessage::Deinit(instant));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:225:13
[INFO] [stderr]     |
[INFO] [stderr] 225 |             mqtt_client.cli.publish(mqtt_message);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:260:21
[INFO] [stderr]     |
[INFO] [stderr] 260 |                     publish_sender.send(switch_command);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:266:13
[INFO] [stderr]     |
[INFO] [stderr] 266 |             publish_sender.send(switch_command);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/replay.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |         write!(file, "#!/usr/bin/env bash\n");
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[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: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/replay.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 | /         write!(
[INFO] [stderr] 27 | |             file,
[INFO] [stderr] 28 | |             "# replay_script for configuration {}\n",
[INFO] [stderr] 29 | |             configuration_output.to_str().unwrap()
[INFO] [stderr] 30 | |         );
[INFO] [stderr]    | |__________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[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: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/replay.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 | /         write!(
[INFO] [stderr] 32 | |             file,
[INFO] [stderr] 33 | |             r#"
[INFO] [stderr] 34 | | function sleep_for_some_seconds(){{
[INFO] [stderr] ...  |
[INFO] [stderr] 46 | |             configuration.credentials.password
[INFO] [stderr] 47 | |         );
[INFO] [stderr]    | |__________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[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: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/replay.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 | /         write!(
[INFO] [stderr] 56 | |             self.replay_script_output,
[INFO] [stderr] 57 | |             "sleep_for_some_seconds({})\n",
[INFO] [stderr] 58 | |             self.instant.elapsed().as_secs()
[INFO] [stderr] 59 | |         );
[INFO] [stderr]    | |__________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[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: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/replay.rs:60:9
[INFO] [stderr]    |
[INFO] [stderr] 60 | /         write!(
[INFO] [stderr] 61 | |             self.replay_script_output,
[INFO] [stderr] 62 | |             "publish '{}' '{}'\n",
[INFO] [stderr] 63 | |             topic, payload
[INFO] [stderr] 64 | |         );
[INFO] [stderr]    | |__________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[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: 17 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/light_control-ac062686549bf261
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test configuration::test_scene::test_verify1 ... ok
[INFO] [stdout] test strategy::room_state::test_room_absents::test_room_absent_order ... ok
[INFO] [stdout] test strategy::sensor_memory::tests_sensor_memory::test_get_naive_state_1 ... ok
[INFO] [stdout] test strategy::tests::test_get_room_state_absent_and_delay_with_previous_state ... ok
[INFO] [stdout] test strategy::tests::test_get_room_state_ignore_all_sensors_in_room ... ok
[INFO] [stdout] test strategy::tests::test_trigger_command2 ... ok
[INFO] [stdout] test strategy::tests::test_trigger_command3 ... ok
[INFO] [stdout] test strategy::tests::test_trigger_command4 ... ok
[INFO] [stdout] test strategy::tests::test_trigger_command1 ... ok
[INFO] [stdout] test strategy::sensor_states::tests::test_order ... ok
[INFO] [stdout] test strategy::tests::test_instant_arithmetic ... ok
[INFO] [stdout] test strategy::tests::test_get_room_state_ignore_one_sensors_in_room_with_presents ... ok
[INFO] [stdout] test strategy::tests::test_get_room_state_ignored_sensors ... ok
[INFO] [stdout] test strategy::tests::test_get_room_state_present ... ok
[INFO] [stdout] test configuration::switch_tests::test_get_topic_and_command2 ... ok
[INFO] [stdout] test configuration::test_scene::test_verify4 ... ok
[INFO] [stdout] test configuration::test_scene::test_verify2 ... ok
[INFO] [stdout] test strategy::sensor_memory::tests_sensor_memory::test_get_naive_state_2 ... ok
[INFO] [stdout] test configuration::switch_tests::test_get_topic_and_command ... ok
[INFO] [stdout] test strategy::tests::test_get_room_state_absent ... ok
[INFO] [stdout] test configuration::test_scene::test_verify3 ... ok
[INFO] [stdout] test strategy::tests::test_get_room_state_absent_and_delay ... ok
[INFO] [stdout] test strategy::tests::test_instant_difference ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e742f100a9c0edb4c70fa7ffc4623fbf6727258a8134541c2c15b47c55fff982", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e742f100a9c0edb4c70fa7ffc4623fbf6727258a8134541c2c15b47c55fff982", kill_on_drop: false }`
[INFO] [stdout] e742f100a9c0edb4c70fa7ffc4623fbf6727258a8134541c2c15b47c55fff982
