[INFO] cloning repository https://github.com/drbh/positioning-learning
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/drbh/positioning-learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrbh%2Fpositioning-learning", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrbh%2Fpositioning-learning'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0c96eb8328d7b74c7b36db9d7e5d72326b3cfb89
[INFO] checking drbh/positioning-learning against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrbh%2Fpositioning-learning" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/drbh/positioning-learning
[INFO] finished tweaking git repo https://github.com/drbh/positioning-learning
[INFO] tweaked toml for git repo https://github.com/drbh/positioning-learning written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/drbh/positioning-learning on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/drbh/positioning-learning 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ryu v0.2.8
[INFO] [stderr]   Downloaded itoa v0.4.4
[INFO] [stderr]   Downloaded serde_json v1.0.39
[INFO] [stderr]   Downloaded serde v1.0.92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ff313d49c95da3ab31f2083de380c3a8fcb6ab95890daad1e46f23b12b83cdb
[INFO] running `Command { std: "docker" "start" "-a" "8ff313d49c95da3ab31f2083de380c3a8fcb6ab95890daad1e46f23b12b83cdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ff313d49c95da3ab31f2083de380c3a8fcb6ab95890daad1e46f23b12b83cdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ff313d49c95da3ab31f2083de380c3a8fcb6ab95890daad1e46f23b12b83cdb", kill_on_drop: false }`
[INFO] [stdout] 8ff313d49c95da3ab31f2083de380c3a8fcb6ab95890daad1e46f23b12b83cdb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 814252536ce9fc77d18cb0a93bb7451cdc97f0b92147db4710544c8a2b6dc729
[INFO] running `Command { std: "docker" "start" "-a" "814252536ce9fc77d18cb0a93bb7451cdc97f0b92147db4710544c8a2b6dc729", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking positioning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `time` is never read
[INFO] [stdout]  --> src/position.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Beacon {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 8 |     pub time: i64,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Beacon` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `x`, `y`, and `time` are never read
[INFO] [stdout]   --> src/position.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Reciever {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 13 |     pub x: f64,
[INFO] [stdout]    |         ^
[INFO] [stdout] 14 |     pub y: f64,
[INFO] [stdout]    |         ^
[INFO] [stdout] 15 |     pub time: i64,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Reciever` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `time` is never read
[INFO] [stdout]  --> src/position.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Beacon {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 8 |     pub time: i64,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Beacon` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `x`, `y`, and `time` are never read
[INFO] [stdout]   --> src/position.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Reciever {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 13 |     pub x: f64,
[INFO] [stdout]    |         ^
[INFO] [stdout] 14 |     pub y: f64,
[INFO] [stdout]    |         ^
[INFO] [stdout] 15 |     pub time: i64,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Reciever` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.49s
[INFO] running `Command { std: "docker" "inspect" "814252536ce9fc77d18cb0a93bb7451cdc97f0b92147db4710544c8a2b6dc729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "814252536ce9fc77d18cb0a93bb7451cdc97f0b92147db4710544c8a2b6dc729", kill_on_drop: false }`
[INFO] [stdout] 814252536ce9fc77d18cb0a93bb7451cdc97f0b92147db4710544c8a2b6dc729