[INFO] cloning repository https://github.com/KoheiAsano/muiltiple_precision_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KoheiAsano/muiltiple_precision_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKoheiAsano%2Fmuiltiple_precision_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKoheiAsano%2Fmuiltiple_precision_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 18625203709a5cd456cdea2fe0b72dcf8fef50a2 [INFO] checking KoheiAsano/muiltiple_precision_rust against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKoheiAsano%2Fmuiltiple_precision_rust" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/KoheiAsano/muiltiple_precision_rust on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/KoheiAsano/muiltiple_precision_rust [INFO] finished tweaking git repo https://github.com/KoheiAsano/muiltiple_precision_rust [INFO] tweaked toml for git repo https://github.com/KoheiAsano/muiltiple_precision_rust written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/KoheiAsano/muiltiple_precision_rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5e35c7a79c183cd32b3196ca1f6de137b3c9bcd0a472bd759f02e2105a22a297 [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" "5e35c7a79c183cd32b3196ca1f6de137b3c9bcd0a472bd759f02e2105a22a297", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5e35c7a79c183cd32b3196ca1f6de137b3c9bcd0a472bd759f02e2105a22a297", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5e35c7a79c183cd32b3196ca1f6de137b3c9bcd0a472bd759f02e2105a22a297", kill_on_drop: false }` [INFO] [stdout] 5e35c7a79c183cd32b3196ca1f6de137b3c9bcd0a472bd759f02e2105a22a297 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 685188899a57a06207d185dfd677a0eb1e30ca7f2fe5d08c0a3c59c22c2e48c4 [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" "685188899a57a06207d185dfd677a0eb1e30ca7f2fe5d08c0a3c59c22c2e48c4", kill_on_drop: false }` [INFO] [stderr] Checking multiple_precision_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0601]: `main` function not found in crate `multiple_precision_rust` [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / mod complex; [INFO] [stdout] 2 | | [INFO] [stdout] 3 | | use std::fmt; [INFO] [stdout] 4 | | use std::ops; [INFO] [stdout] ... | [INFO] [stdout] 734 | | } [INFO] [stdout] 735 | | } [INFO] [stdout] | |_^ consider adding a `main` function to `src/main.rs` [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 E0601`. [INFO] [stdout] [INFO] [stderr] error: could not compile `multiple_precision_rust` [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] warning: unused variable: `q` [INFO] [stdout] --> src/main.rs:283:13 [INFO] [stdout] | [INFO] [stdout] 283 | let mut q = BigInt::new(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_q` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r` [INFO] [stdout] --> src/main.rs:284:13 [INFO] [stdout] | [INFO] [stdout] 284 | let mut r = BigInt::new(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_r` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dividend_msd` [INFO] [stdout] --> src/main.rs:293:13 [INFO] [stdout] | [INFO] [stdout] 293 | let dividend_msd = self.most_d() - 1; [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dividend_msd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r` [INFO] [stdout] --> src/main.rs:304:13 [INFO] [stdout] | [INFO] [stdout] 304 | let mut r = BigInt::new(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_r` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lmd` [INFO] [stdout] --> src/main.rs:557:13 [INFO] [stdout] | [INFO] [stdout] 557 | let lmd = self.most_d(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_lmd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rmd` [INFO] [stdout] --> src/main.rs:558:13 [INFO] [stdout] | [INFO] [stdout] 558 | let rmd = rhs.most_d(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rmd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:283:13 [INFO] [stdout] | [INFO] [stdout] 283 | let mut q = BigInt::new(); [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:284:13 [INFO] [stdout] | [INFO] [stdout] 284 | let mut r = BigInt::new(); [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:304:13 [INFO] [stdout] | [INFO] [stdout] 304 | let mut r = BigInt::new(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `isFirst` should have a snake case name [INFO] [stdout] --> src/main.rs:301:17 [INFO] [stdout] | [INFO] [stdout] 301 | let mut isFirst = 1; [INFO] [stdout] | ^^^^^^^ help: convert the identifier to snake case: `is_first` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `check_naive_positive_division_divisor_smaller_than_RADIX` should have a snake case name [INFO] [stdout] --> src/main.rs:377:4 [INFO] [stdout] | [INFO] [stdout] 377 | fn check_naive_positive_division_divisor_smaller_than_RADIX() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `check_naive_positive_division_divisor_smaller_than_radix` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "685188899a57a06207d185dfd677a0eb1e30ca7f2fe5d08c0a3c59c22c2e48c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "685188899a57a06207d185dfd677a0eb1e30ca7f2fe5d08c0a3c59c22c2e48c4", kill_on_drop: false }` [INFO] [stdout] 685188899a57a06207d185dfd677a0eb1e30ca7f2fe5d08c0a3c59c22c2e48c4