[INFO] cloning repository https://github.com/InterestingBrainPoops/inundatio [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/InterestingBrainPoops/inundatio" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FInterestingBrainPoops%2Finundatio", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FInterestingBrainPoops%2Finundatio'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9d1e404b6845605fa44c1d9033612b611db80ec8 [INFO] checking InterestingBrainPoops/inundatio against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FInterestingBrainPoops%2Finundatio" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/InterestingBrainPoops/inundatio on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/InterestingBrainPoops/inundatio [INFO] finished tweaking git repo https://github.com/InterestingBrainPoops/inundatio [INFO] tweaked toml for git repo https://github.com/InterestingBrainPoops/inundatio written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/InterestingBrainPoops/inundatio already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", 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] f0a6844ad1f7ad3374173ea0bf84010224811f32d21970daca1e429aacab1b29 [INFO] running `Command { std: "docker" "start" "-a" "f0a6844ad1f7ad3374173ea0bf84010224811f32d21970daca1e429aacab1b29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f0a6844ad1f7ad3374173ea0bf84010224811f32d21970daca1e429aacab1b29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f0a6844ad1f7ad3374173ea0bf84010224811f32d21970daca1e429aacab1b29", kill_on_drop: false }` [INFO] [stdout] f0a6844ad1f7ad3374173ea0bf84010224811f32d21970daca1e429aacab1b29 [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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c8f3b8b88f232ecbf7acae35ab24a3850b386009995563ce1aea6914085024db [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" "c8f3b8b88f232ecbf7acae35ab24a3850b386009995563ce1aea6914085024db", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking bytes v1.0.1 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking futures-sink v0.3.13 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling httparse v1.3.5 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking byteorder v1.4.2 [INFO] [stderr] Compiling serde_derive v1.0.123 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde v1.0.123 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Checking try-lock v0.2.3 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking utf-8 v0.7.5 [INFO] [stderr] Checking futures-io v0.3.13 [INFO] [stderr] Checking httpdate v0.3.2 [INFO] [stderr] Checking tower-service v0.3.1 [INFO] [stderr] Checking scoped-tls v1.0.0 [INFO] [stderr] Checking fastrand v1.5.0 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Checking tinyvec v1.1.1 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking lock_api v0.4.2 [INFO] [stderr] Checking futures-channel v0.3.13 [INFO] [stderr] Checking tracing-core v0.1.17 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking http v0.2.3 [INFO] [stderr] Checking input_buffer v0.4.0 [INFO] [stderr] Checking futures-util v0.3.13 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking socket2 v0.3.19 [INFO] [stderr] Compiling tokio v1.2.0 [INFO] [stderr] Compiling indexmap v1.6.1 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking mio v0.7.9 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking tracing v0.1.25 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking sha-1 v0.9.4 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Checking buf_redux v0.8.4 [INFO] [stderr] Checking twoway v0.1.8 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking sha-1 v0.8.2 [INFO] [stderr] Checking unicode-normalization v0.1.17 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking futures v0.3.13 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking idna v0.2.2 [INFO] [stderr] Checking headers-core v0.2.0 [INFO] [stderr] Checking http-body v0.4.0 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stderr] Checking headers v0.3.3 [INFO] [stderr] Checking multipart v0.17.1 [INFO] [stderr] Checking url v2.2.1 [INFO] [stderr] Checking tungstenite v0.12.0 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling tokio-macros v1.1.0 [INFO] [stderr] Compiling pin-project-internal v1.0.5 [INFO] [stderr] Compiling structopt-derive v0.4.15 [INFO] [stderr] Checking pin-project v1.0.5 [INFO] [stderr] Checking structopt v0.3.22 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking tokio-util v0.6.3 [INFO] [stderr] Checking tokio-stream v0.1.3 [INFO] [stderr] Checking tokio-tungstenite v0.13.0 [INFO] [stderr] Checking h2 v0.3.1 [INFO] [stderr] Checking serde_urlencoded v0.7.0 [INFO] [stderr] Checking hyper v0.14.4 [INFO] [stderr] Checking warp v0.3.0 [INFO] [stderr] Checking inundatio v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `tiny_vec` [INFO] [stdout] --> src/cartprod.rs:1:26 [INFO] [stdout] | [INFO] [stdout] 1 | use tinyvec::{array_vec, tiny_vec}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tiny_vec` [INFO] [stdout] --> src/cartprod.rs:1:26 [INFO] [stdout] | [INFO] [stdout] 1 | use tinyvec::{array_vec, tiny_vec}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::num` [INFO] [stdout] --> src/train.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use core::num; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::num` [INFO] [stdout] --> src/train.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use core::num; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `g1` [INFO] [stdout] --> src/train.rs:53:28 [INFO] [stdout] | [INFO] [stdout] 53 | fn run_game(&mut self, g1: &mut Variant, g2: &mut Variant ) { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_g1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `g2` [INFO] [stdout] --> src/train.rs:53:46 [INFO] [stdout] | [INFO] [stdout] 53 | fn run_game(&mut self, g1: &mut Variant, g2: &mut Variant ) { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_g2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `best` [INFO] [stdout] --> src/train.rs:57:29 [INFO] [stdout] | [INFO] [stdout] 57 | fn run_cycle(&mut self, best: Variant, games: u8) -> Variant { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_best` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/types.rs:316:21 [INFO] [stdout] | [INFO] [stdout] 316 | let e = self.clone(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `moves` [INFO] [stdout] --> src/types.rs:357:9 [INFO] [stdout] | [INFO] [stdout] 357 | moves: &ArrayVec<[(Direction, u8); 4]>, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_moves` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `g1` [INFO] [stdout] --> src/train.rs:53:28 [INFO] [stdout] | [INFO] [stdout] 53 | fn run_game(&mut self, g1: &mut Variant, g2: &mut Variant ) { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_g1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `g2` [INFO] [stdout] --> src/train.rs:53:46 [INFO] [stdout] | [INFO] [stdout] 53 | fn run_game(&mut self, g1: &mut Variant, g2: &mut Variant ) { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_g2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `best` [INFO] [stdout] --> src/train.rs:57:29 [INFO] [stdout] | [INFO] [stdout] 57 | fn run_cycle(&mut self, best: Variant, games: u8) -> Variant { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_best` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/types.rs:316:21 [INFO] [stdout] | [INFO] [stdout] 316 | let e = self.clone(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `moves` [INFO] [stdout] --> src/types.rs:357:9 [INFO] [stdout] | [INFO] [stdout] 357 | moves: &ArrayVec<[(Direction, u8); 4]>, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_moves` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0596]: cannot borrow `out` as mutable, as it is not declared as mutable [INFO] [stdout] --> src/train.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 20 | let out = vec![]; [INFO] [stdout] | --- help: consider changing this to be mutable: `mut out` [INFO] [stdout] 21 | for _ in 0..num_children { [INFO] [stdout] 22 | out.push(Variant::new(self.genome.randomize(max_variance as i32))); [INFO] [stdout] | ^^^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0502]: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/train.rs:60:17 [INFO] [stdout] | [INFO] [stdout] 58 | for x in &mut self.get_matchups() { [INFO] [stdout] | ------------------------ [INFO] [stdout] | | | [INFO] [stdout] | | immutable borrow occurs here [INFO] [stdout] | immutable borrow later used here [INFO] [stdout] 59 | for _ in 0..games { [INFO] [stdout] 60 | self.run_game(&mut x.0, &mut x.1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0596]: cannot borrow `out` as mutable, as it is not declared as mutable [INFO] [stdout] --> src/train.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 20 | let out = vec![]; [INFO] [stdout] | --- help: consider changing this to be mutable: `mut out` [INFO] [stdout] 21 | for _ in 0..num_children { [INFO] [stdout] 22 | out.push(Variant::new(self.genome.randomize(max_variance as i32))); [INFO] [stdout] | ^^^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0502]: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/train.rs:60:17 [INFO] [stdout] | [INFO] [stdout] 58 | for x in &mut self.get_matchups() { [INFO] [stdout] | ------------------------ [INFO] [stdout] | | | [INFO] [stdout] | | immutable borrow occurs here [INFO] [stdout] | immutable borrow later used here [INFO] [stdout] 59 | for _ in 0..games { [INFO] [stdout] 60 | self.run_game(&mut x.0, &mut x.1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0502, E0596. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0502`. [INFO] [stdout] [INFO] [stderr] error: could not compile `inundatio` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 2 previous errors; 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0502, E0596. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0502`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "c8f3b8b88f232ecbf7acae35ab24a3850b386009995563ce1aea6914085024db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8f3b8b88f232ecbf7acae35ab24a3850b386009995563ce1aea6914085024db", kill_on_drop: false }` [INFO] [stdout] c8f3b8b88f232ecbf7acae35ab24a3850b386009995563ce1aea6914085024db