[INFO] cloning repository https://github.com/chanmix51/diplojuge
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chanmix51/diplojuge" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchanmix51%2Fdiplojuge", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchanmix51%2Fdiplojuge'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5360e380870d24a07829adcb8cf8ac7fa9f627d3
[INFO] checking chanmix51/diplojuge against master#430feb24a46993e5073c1bb1b39da190d83fa2bf for pr-78363
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchanmix51%2Fdiplojuge" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chanmix51/diplojuge on toolchain 430feb24a46993e5073c1bb1b39da190d83fa2bf
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chanmix51/diplojuge
[INFO] finished tweaking git repo https://github.com/chanmix51/diplojuge
[INFO] tweaked toml for git repo https://github.com/chanmix51/diplojuge written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/chanmix51/diplojuge already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf007607d7f765e7b61b7fd4d3def815d1c630ebfebbb9c9d542e2e1cdb3ff81
[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" "cf007607d7f765e7b61b7fd4d3def815d1c630ebfebbb9c9d542e2e1cdb3ff81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf007607d7f765e7b61b7fd4d3def815d1c630ebfebbb9c9d542e2e1cdb3ff81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf007607d7f765e7b61b7fd4d3def815d1c630ebfebbb9c9d542e2e1cdb3ff81", kill_on_drop: false }`
[INFO] [stdout] cf007607d7f765e7b61b7fd4d3def815d1c630ebfebbb9c9d542e2e1cdb3ff81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "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] d6629b049af74c8f5a9c8db4c14eaa8e2cf84a630470ebc09aef28abc0ee70d9
[INFO] running `Command { std: "docker" "start" "-a" "d6629b049af74c8f5a9c8db4c14eaa8e2cf84a630470ebc09aef28abc0ee70d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.35
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling structopt-derive v0.2.17
[INFO] [stderr]     Checking structopt v0.2.17
[INFO] [stderr]     Checking diplojuge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use] extern crate structopt;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use] extern crate structopt;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `UnknownRegion`
[INFO] [stdout]  --> src/common.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     UnknownRegion(String)
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Land`
[INFO] [stdout]   --> src/common.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     Land,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Coastal`
[INFO] [stdout]   --> src/common.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     Coastal,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Sea`
[INFO] [stdout]   --> src/common.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     Sea
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Army`
[INFO] [stdout]   --> src/common.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     Army,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Fleet`
[INFO] [stdout]   --> src/common.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     Fleet,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/common.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn new(name: &str, kind: RegionKind) -> Region {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/common.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn new(color: &str, kind: PawnKind) -> Pawn {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `BoardCell`
[INFO] [stdout]   --> src/common.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 | struct BoardCell {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/common.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 |     fn new(region: Region) -> BoardCell {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `connect`
[INFO] [stdout]   --> src/common.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn connect(&mut self, kind: PawnKind, region: Rc<Region>) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_region_reference`
[INFO] [stdout]   --> src/common.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn get_region_reference(&self) -> Rc<Region> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_connected`
[INFO] [stdout]   --> src/common.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn is_connected(&self, kind: PawnKind, name: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Board`
[INFO] [stdout]    --> src/common.rs:100:8
[INFO] [stdout]     |
[INFO] [stdout] 100 | struct Board {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/common.rs:105:12
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn new() -> Board {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_cell`
[INFO] [stdout]    --> src/common.rs:111:12
[INFO] [stdout]     |
[INFO] [stdout] 111 |     pub fn add_cell(&mut self, cell: BoardCell) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `connect`
[INFO] [stdout]    --> src/common.rs:116:12
[INFO] [stdout]     |
[INFO] [stdout] 116 |     pub fn connect(&mut self, kind: PawnKind, region1: &str, region2: &str) -> Result<(), BoardError> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `has_region`
[INFO] [stdout]    --> src/common.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 134 |     pub fn has_region(&self, region: &str) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Sea`
[INFO] [stdout]   --> src/common.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     Sea
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/common.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn new(color: &str, kind: PawnKind) -> Pawn {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/common.rs:178:9
[INFO] [stdout]     |
[INFO] [stdout] 178 |         board.connect(PawnKind::Army, "region1", "region2");
[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/common.rs:179:9
[INFO] [stdout]     |
[INFO] [stdout] 179 |         board.connect(PawnKind::Fleet, "region2", "region3");
[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/common.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 |         board.connect(PawnKind::Army, "region4", "region2");
[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/common.rs:181:9
[INFO] [stdout]     |
[INFO] [stdout] 181 |         board.connect(PawnKind::Fleet, "region4", "region2");
[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/common.rs:182:9
[INFO] [stdout]     |
[INFO] [stdout] 182 |         board.connect(PawnKind::Army, "region1", "region4");
[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/common.rs:183:9
[INFO] [stdout]     |
[INFO] [stdout] 183 |         board.connect(PawnKind::Fleet, "region4", "region3");
[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: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.36s
[INFO] running `Command { std: "docker" "inspect" "d6629b049af74c8f5a9c8db4c14eaa8e2cf84a630470ebc09aef28abc0ee70d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6629b049af74c8f5a9c8db4c14eaa8e2cf84a630470ebc09aef28abc0ee70d9", kill_on_drop: false }`
[INFO] [stdout] d6629b049af74c8f5a9c8db4c14eaa8e2cf84a630470ebc09aef28abc0ee70d9