[INFO] cloning repository https://github.com/indoor-analytics/wifi_tracking_api
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/indoor-analytics/wifi_tracking_api" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Findoor-analytics%2Fwifi_tracking_api", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Findoor-analytics%2Fwifi_tracking_api'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6e841fbf0e83c88b24882ef84d0f184db8a4d6c5
[INFO] building indoor-analytics/wifi_tracking_api against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Findoor-analytics%2Fwifi_tracking_api" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/indoor-analytics/wifi_tracking_api
[INFO] finished tweaking git repo https://github.com/indoor-analytics/wifi_tracking_api
[INFO] tweaked toml for git repo https://github.com/indoor-analytics/wifi_tracking_api written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/indoor-analytics/wifi_tracking_api on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/indoor-analytics/wifi_tracking_api already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02f1a8c14d6f49c004b1dffa5998b217bed368977959a56a40cde745d1f06524
[INFO] running `Command { std: "docker" "start" "-a" "02f1a8c14d6f49c004b1dffa5998b217bed368977959a56a40cde745d1f06524", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02f1a8c14d6f49c004b1dffa5998b217bed368977959a56a40cde745d1f06524", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02f1a8c14d6f49c004b1dffa5998b217bed368977959a56a40cde745d1f06524", kill_on_drop: false }`
[INFO] [stdout] 02f1a8c14d6f49c004b1dffa5998b217bed368977959a56a40cde745d1f06524
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e0b3333a076fd165703d4cd9f66d14c68af04e7e0b4e5d7547863886e875fe4
[INFO] running `Command { std: "docker" "start" "-a" "4e0b3333a076fd165703d4cd9f66d14c68af04e7e0b4e5d7547863886e875fe4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.113
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
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[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling http v0.2.6
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[INFO] [stderr]    Compiling once_cell v1.9.0
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[INFO] [stderr]    Compiling futures-task v0.3.19
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[INFO] [stderr]    Compiling futures-sink v0.3.19
[INFO] [stderr]    Compiling matches v0.1.9
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[INFO] [stderr]    Compiling idna v0.2.3
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[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling httpdate v1.0.2
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling buf_redux v0.8.4
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling http-body v0.4.4
[INFO] [stderr]    Compiling headers-core v0.2.0
[INFO] [stderr]    Compiling socket2 v0.4.3
[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling multipart v0.18.0
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling headers v0.3.5
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling tokio v1.15.0
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling tungstenite v0.14.0
[INFO] [stderr]    Compiling pin-project v1.0.10
[INFO] [stderr]    Compiling tokio-util v0.6.9
[INFO] [stderr]    Compiling tokio-tungstenite v0.15.0
[INFO] [stderr]    Compiling tokio-stream v0.1.8
[INFO] [stderr]    Compiling h2 v0.3.10
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling hyper v0.14.16
[INFO] [stderr]    Compiling warp v0.3.2
[INFO] [stderr]    Compiling wifi_tracking_api v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `packets`
[INFO] [stdout]   --> src/controllers/distance.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let packets = unique_sensors_ids.iter().map(|sensor_id| device_data.iter().rfind(|datum| &datum.sensor_id == sensor_id));
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_packets`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `packets`
[INFO] [stdout]   --> src/controllers/distance.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let packets = unique_sensors_ids.iter().map(|sensor_id| device_data.iter().rfind(|datum| &datum.sensor_id == sensor_id));
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_packets`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 21s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: buf_redux v0.8.4, multipart v0.18.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "4e0b3333a076fd165703d4cd9f66d14c68af04e7e0b4e5d7547863886e875fe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e0b3333a076fd165703d4cd9f66d14c68af04e7e0b4e5d7547863886e875fe4", kill_on_drop: false }`
[INFO] [stdout] 4e0b3333a076fd165703d4cd9f66d14c68af04e7e0b4e5d7547863886e875fe4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be6fcc61b256f079d10c2b01dc3557ec662e89fbded82670aecd09a0a3ebaa4b
[INFO] running `Command { std: "docker" "start" "-a" "be6fcc61b256f079d10c2b01dc3557ec662e89fbded82670aecd09a0a3ebaa4b", kill_on_drop: false }`
[INFO] [stderr]    Compiling wifi_tracking_api v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `packets`
[INFO] [stdout]   --> src/controllers/distance.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let packets = unique_sensors_ids.iter().map(|sensor_id| device_data.iter().rfind(|datum| &datum.sensor_id == sensor_id));
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_packets`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `packets`
[INFO] [stdout]   --> src/controllers/distance.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let packets = unique_sensors_ids.iter().map(|sensor_id| device_data.iter().rfind(|datum| &datum.sensor_id == sensor_id));
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_packets`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `packets`
[INFO] [stdout]   --> src/controllers/distance.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let packets = unique_sensors_ids.iter().map(|sensor_id| device_data.iter().rfind(|datum| &datum.sensor_id == sensor_id));
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_packets`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `packets`
[INFO] [stdout]   --> src/controllers/distance.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let packets = unique_sensors_ids.iter().map(|sensor_id| device_data.iter().rfind(|datum| &datum.sensor_id == sensor_id));
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_packets`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.61s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: buf_redux v0.8.4, multipart v0.18.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "be6fcc61b256f079d10c2b01dc3557ec662e89fbded82670aecd09a0a3ebaa4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be6fcc61b256f079d10c2b01dc3557ec662e89fbded82670aecd09a0a3ebaa4b", kill_on_drop: false }`
[INFO] [stdout] be6fcc61b256f079d10c2b01dc3557ec662e89fbded82670aecd09a0a3ebaa4b