[INFO] cloning repository https://github.com/Linus-CS/dots-boxes-term [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Linus-CS/dots-boxes-term" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLinus-CS%2Fdots-boxes-term", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLinus-CS%2Fdots-boxes-term'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e33d21867ca16bb2bb4791b6831264fcef7bff77 [INFO] checking Linus-CS/dots-boxes-term against master#00bfd6b2734d9c28a147bf237490995731781fdd for pr-117984 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLinus-CS%2Fdots-boxes-term" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Linus-CS/dots-boxes-term on toolchain 00bfd6b2734d9c28a147bf237490995731781fdd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Linus-CS/dots-boxes-term [INFO] finished tweaking git repo https://github.com/Linus-CS/dots-boxes-term [INFO] tweaked toml for git repo https://github.com/Linus-CS/dots-boxes-term written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Linus-CS/dots-boxes-term 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" "+00bfd6b2734d9c28a147bf237490995731781fdd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded nn v0.1.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1af680ac49ce0cc0228abce1f614f98075d56149378d5007a282ffede5d4608a [INFO] running `Command { std: "docker" "start" "-a" "1af680ac49ce0cc0228abce1f614f98075d56149378d5007a282ffede5d4608a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1af680ac49ce0cc0228abce1f614f98075d56149378d5007a282ffede5d4608a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1af680ac49ce0cc0228abce1f614f98075d56149378d5007a282ffede5d4608a", kill_on_drop: false }` [INFO] [stdout] 1af680ac49ce0cc0228abce1f614f98075d56149378d5007a282ffede5d4608a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8e8252a3917ffb34e702a1f0c0a2160d5f323250ba496fea3e53107b788db325 [INFO] running `Command { std: "docker" "start" "-a" "8e8252a3917ffb34e702a1f0c0a2160d5f323250ba496fea3e53107b788db325", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.137 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking getrandom v0.2.8 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking terminal_size v0.1.17 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking console v0.15.2 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking nn v0.1.6 [INFO] [stderr] Checking borderpatrol-terminal v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around index expression [INFO] [stdout] --> src/ai.rs:64:45 [INFO] [stdout] | [INFO] [stdout] 64 | self.all_squares[from_id].lines[((side + 2) % 4)].clone(); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 64 - self.all_squares[from_id].lines[((side + 2) % 4)].clone(); [INFO] [stdout] 64 + self.all_squares[from_id].lines[(side + 2) % 4].clone(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around index expression [INFO] [stdout] --> src/ai.rs:64:45 [INFO] [stdout] | [INFO] [stdout] 64 | self.all_squares[from_id].lines[((side + 2) % 4)].clone(); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 64 - self.all_squares[from_id].lines[((side + 2) % 4)].clone(); [INFO] [stdout] 64 + self.all_squares[from_id].lines[(side + 2) % 4].clone(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `border_patrol` [INFO] [stdout] --> src/ai.rs:98:25 [INFO] [stdout] | [INFO] [stdout] 98 | fn make_move(&self, border_patrol: &mut crate::borderpatrol::BorderPatrol) { [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_border_patrol` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `border_patrol` [INFO] [stdout] --> src/ai.rs:98:25 [INFO] [stdout] | [INFO] [stdout] 98 | fn make_move(&self, border_patrol: &mut crate::borderpatrol::BorderPatrol) { [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_border_patrol` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `train_model` is never used [INFO] [stdout] --> src/main.rs:21:4 [INFO] [stdout] | [INFO] [stdout] 21 | fn train_model(save_at: &str) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `play_against` is never used [INFO] [stdout] --> src/main.rs:35:4 [INFO] [stdout] | [INFO] [stdout] 35 | fn play_against(model_at: &str) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `value` is never read [INFO] [stdout] --> src/ai.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Line { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 7 | value: usize, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Line` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `value` and `lines` are never read [INFO] [stdout] --> src/ai.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct Square { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 12 | value: usize, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 13 | lines: [Option>; 4], [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Square` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `insert_lines` are never used [INFO] [stdout] --> src/ai.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 21 | impl AdvancedPlayer { [INFO] [stdout] | ------------------- associated items in this implementation [INFO] [stdout] 22 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 62 | fn insert_lines(&mut self, square_id: usize, from_id: usize, side: usize) -> &mut Self { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `train_model` is never used [INFO] [stdout] --> src/main.rs:21:4 [INFO] [stdout] | [INFO] [stdout] 21 | fn train_model(save_at: &str) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `play_against` is never used [INFO] [stdout] --> src/main.rs:35:4 [INFO] [stdout] | [INFO] [stdout] 35 | fn play_against(model_at: &str) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `value` is never read [INFO] [stdout] --> src/ai.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Line { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 7 | value: usize, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Line` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `value` and `lines` are never read [INFO] [stdout] --> src/ai.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct Square { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 12 | value: usize, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 13 | lines: [Option>; 4], [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Square` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `insert_lines` are never used [INFO] [stdout] --> src/ai.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 21 | impl AdvancedPlayer { [INFO] [stdout] | ------------------- associated items in this implementation [INFO] [stdout] 22 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 62 | fn insert_lines(&mut self, square_id: usize, from_id: usize, side: usize) -> &mut Self { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.29s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "8e8252a3917ffb34e702a1f0c0a2160d5f323250ba496fea3e53107b788db325", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e8252a3917ffb34e702a1f0c0a2160d5f323250ba496fea3e53107b788db325", kill_on_drop: false }` [INFO] [stdout] 8e8252a3917ffb34e702a1f0c0a2160d5f323250ba496fea3e53107b788db325 [INFO] checking Linus-CS/dots-boxes-term against try#aa7c6ba69acce8b10a275eabfe6157ea72c8b599 for pr-117984 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLinus-CS%2Fdots-boxes-term" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Linus-CS/dots-boxes-term on toolchain aa7c6ba69acce8b10a275eabfe6157ea72c8b599 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Linus-CS/dots-boxes-term [INFO] finished tweaking git repo https://github.com/Linus-CS/dots-boxes-term [INFO] tweaked toml for git repo https://github.com/Linus-CS/dots-boxes-term written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Linus-CS/dots-boxes-term 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" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7206dfb8a330415f51e010aa28cc6b3ba0900e5c5ab7ce704e6287a6c17b0321 [INFO] running `Command { std: "docker" "start" "-a" "7206dfb8a330415f51e010aa28cc6b3ba0900e5c5ab7ce704e6287a6c17b0321", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7206dfb8a330415f51e010aa28cc6b3ba0900e5c5ab7ce704e6287a6c17b0321", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7206dfb8a330415f51e010aa28cc6b3ba0900e5c5ab7ce704e6287a6c17b0321", kill_on_drop: false }` [INFO] [stdout] 7206dfb8a330415f51e010aa28cc6b3ba0900e5c5ab7ce704e6287a6c17b0321 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ac1c1fc55a5973aeb66531f4ea432f823ec0e2014f18c96b21f78d280a57a62e [INFO] running `Command { std: "docker" "start" "-a" "ac1c1fc55a5973aeb66531f4ea432f823ec0e2014f18c96b21f78d280a57a62e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.137 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.24/src/serialize.rs:1155:5 [INFO] [stdout] | [INFO] [stdout] 1155 | fn decode(d: &mut D) -> Result, D::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | the parameter type `T` must be valid for the static lifetime... [INFO] [stdout] | ...so that the type `T` will meet its required lifetime bounds... [INFO] [stdout] | [INFO] [stdout] note: ...that is required by this bound [INFO] [stdout] --> /rustc/aa7c6ba69acce8b10a275eabfe6157ea72c8b599/library/alloc/src/borrow.rs:180:30 [INFO] [stdout] help: consider adding an explicit lifetime bound [INFO] [stdout] | [INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T> [INFO] [stdout] | +++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0310`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "ac1c1fc55a5973aeb66531f4ea432f823ec0e2014f18c96b21f78d280a57a62e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac1c1fc55a5973aeb66531f4ea432f823ec0e2014f18c96b21f78d280a57a62e", kill_on_drop: false }` [INFO] [stdout] ac1c1fc55a5973aeb66531f4ea432f823ec0e2014f18c96b21f78d280a57a62e