[INFO] cloning repository https://github.com/DaLaw2/Artificial-Bee-Colony [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DaLaw2/Artificial-Bee-Colony" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDaLaw2%2FArtificial-Bee-Colony", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDaLaw2%2FArtificial-Bee-Colony'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 36dc21036a01e5b9394d28222ef9bd1b58099ebb [INFO] checking DaLaw2/Artificial-Bee-Colony against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDaLaw2%2FArtificial-Bee-Colony" "/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/DaLaw2/Artificial-Bee-Colony on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/DaLaw2/Artificial-Bee-Colony [INFO] finished tweaking git repo https://github.com/DaLaw2/Artificial-Bee-Colony [INFO] tweaked toml for git repo https://github.com/DaLaw2/Artificial-Bee-Colony written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/DaLaw2/Artificial-Bee-Colony 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded calamine v0.21.2 [INFO] [stderr] Downloaded codepage v0.1.1 [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5dfbce999b9390fbb71832056a866d4ab94c24fb48f31884fc10080b8ec627af [INFO] running `Command { std: "docker" "start" "-a" "5dfbce999b9390fbb71832056a866d4ab94c24fb48f31884fc10080b8ec627af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5dfbce999b9390fbb71832056a866d4ab94c24fb48f31884fc10080b8ec627af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5dfbce999b9390fbb71832056a866d4ab94c24fb48f31884fc10080b8ec627af", kill_on_drop: false }` [INFO] [stdout] 5dfbce999b9390fbb71832056a866d4ab94c24fb48f31884fc10080b8ec627af [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 51b17910d3cca6f38f02be5df3b22da6877c2ed73469a760b04697808830fc93 [INFO] running `Command { std: "docker" "start" "-a" "51b17910d3cca6f38f02be5df3b22da6877c2ed73469a760b04697808830fc93", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Checking encoding_rs v0.8.32 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling serde v1.0.164 [INFO] [stderr] Compiling rayon-core v1.11.0 [INFO] [stderr] Checking flate2 v1.0.26 [INFO] [stderr] Checking aho-corasick v1.0.2 [INFO] [stderr] Checking either v1.8.1 [INFO] [stderr] Checking regex-syntax v0.7.2 [INFO] [stderr] Checking log v0.4.19 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking zip v0.6.6 [INFO] [stderr] Checking crossbeam-channel v0.5.8 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Checking codepage v0.1.1 [INFO] [stderr] Checking quick-xml v0.28.2 [INFO] [stderr] Checking rayon v1.7.0 [INFO] [stderr] Checking regex v1.8.4 [INFO] [stderr] Checking calamine v0.21.2 [INFO] [stderr] Checking ArtificialBeeColony v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `num_cpus` is imported redundantly [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use num_cpus; [INFO] [stdout] | ^^^^^^^^ the item `num_cpus` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `num_cpus` is imported redundantly [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use num_cpus; [INFO] [stdout] | ^^^^^^^^ the item `num_cpus` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:382:14 [INFO] [stdout] | [INFO] [stdout] 382 | let (mut new_solutions, mut new_solutions_length) = exploration_phase(&solutions, &distance, &config); [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:382:14 [INFO] [stdout] | [INFO] [stdout] 382 | let (mut new_solutions, mut new_solutions_length) = exploration_phase(&solutions, &distance, &config); [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:382:33 [INFO] [stdout] | [INFO] [stdout] 382 | let (mut new_solutions, mut new_solutions_length) = exploration_phase(&solutions, &distance, &config); [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:382:33 [INFO] [stdout] | [INFO] [stdout] 382 | let (mut new_solutions, mut new_solutions_length) = exploration_phase(&solutions, &distance, &config); [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.13s [INFO] running `Command { std: "docker" "inspect" "51b17910d3cca6f38f02be5df3b22da6877c2ed73469a760b04697808830fc93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51b17910d3cca6f38f02be5df3b22da6877c2ed73469a760b04697808830fc93", kill_on_drop: false }` [INFO] [stdout] 51b17910d3cca6f38f02be5df3b22da6877c2ed73469a760b04697808830fc93 [INFO] checking DaLaw2/Artificial-Bee-Colony against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDaLaw2%2FArtificial-Bee-Colony" "/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/DaLaw2/Artificial-Bee-Colony on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/DaLaw2/Artificial-Bee-Colony [INFO] finished tweaking git repo https://github.com/DaLaw2/Artificial-Bee-Colony [INFO] tweaked toml for git repo https://github.com/DaLaw2/Artificial-Bee-Colony written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/DaLaw2/Artificial-Bee-Colony 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7aefe31e932369506a65c65a4bba06745d23785db93e7214839e94642a51e654 [INFO] running `Command { std: "docker" "start" "-a" "7aefe31e932369506a65c65a4bba06745d23785db93e7214839e94642a51e654", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7aefe31e932369506a65c65a4bba06745d23785db93e7214839e94642a51e654", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7aefe31e932369506a65c65a4bba06745d23785db93e7214839e94642a51e654", kill_on_drop: false }` [INFO] [stdout] 7aefe31e932369506a65c65a4bba06745d23785db93e7214839e94642a51e654 [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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e1285d6dd34c6447eeab7dabe77bb07745ffb51ea0d80aee5742b36cb6c5a4f5 [INFO] running `Command { std: "docker" "start" "-a" "e1285d6dd34c6447eeab7dabe77bb07745ffb51ea0d80aee5742b36cb6c5a4f5", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking encoding_rs v0.8.32 [INFO] [stderr] Compiling serde v1.0.164 [INFO] [stderr] Checking miniz_oxide v0.7.1 [INFO] [stderr] Compiling rayon-core v1.11.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/miniz_oxide-0.7.1/src/inflate/core.rs:1154:9 [INFO] [stdout] | [INFO] [stdout] 1154 | / match state { [INFO] [stdout] 1155 | | Start => generate_state!(state, 'state_machine, { [INFO] [stdout] 1156 | | l.bit_buf = 0; [INFO] [stdout] 1157 | | l.num_bits = 0; [INFO] [stdout] ... | [INFO] [stdout] 1699 | | _ => break TINFLStatus::Failed, [INFO] [stdout] 1700 | | }; [INFO] [stdout] | |_________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking aho-corasick v1.0.2 [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `miniz_oxide` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-utils-0.8.16/src/sync/parker.rs:371:25 [INFO] [stdout] | [INFO] [stdout] 371 | / match self.state.swap(EMPTY, SeqCst) { [INFO] [stdout] 372 | | NOTIFIED | PARKED => return, [INFO] [stdout] 373 | | n => panic!("inconsistent park_timeout state: {}", n), [INFO] [stdout] 374 | | }; [INFO] [stdout] | |_________________________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `crossbeam-utils` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "e1285d6dd34c6447eeab7dabe77bb07745ffb51ea0d80aee5742b36cb6c5a4f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e1285d6dd34c6447eeab7dabe77bb07745ffb51ea0d80aee5742b36cb6c5a4f5", kill_on_drop: false }` [INFO] [stdout] e1285d6dd34c6447eeab7dabe77bb07745ffb51ea0d80aee5742b36cb6c5a4f5