[INFO] cloning repository https://github.com/cheenar/Rusty-Polynomials [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cheenar/Rusty-Polynomials" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcheenar%2FRusty-Polynomials", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcheenar%2FRusty-Polynomials'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f0e7ca258891034083c1d726220e4bfe09009bb4 [INFO] checking cheenar/Rusty-Polynomials against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcheenar%2FRusty-Polynomials" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cheenar/Rusty-Polynomials on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cheenar/Rusty-Polynomials [INFO] finished tweaking git repo https://github.com/cheenar/Rusty-Polynomials [INFO] tweaked toml for git repo https://github.com/cheenar/Rusty-Polynomials written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/cheenar/Rusty-Polynomials already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c16f910a98f97ad36388d1bf892f345c9e20735f7a383ba5f5281de0e819a25a [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" "c16f910a98f97ad36388d1bf892f345c9e20735f7a383ba5f5281de0e819a25a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c16f910a98f97ad36388d1bf892f345c9e20735f7a383ba5f5281de0e819a25a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c16f910a98f97ad36388d1bf892f345c9e20735f7a383ba5f5281de0e819a25a", kill_on_drop: false }` [INFO] [stdout] c16f910a98f97ad36388d1bf892f345c9e20735f7a383ba5f5281de0e819a25a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7e70096ccf5cf7925c1f9f7cbcfea8b3905f97ae4b2d212d95f63b8b5af7b95a [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" "7e70096ccf5cf7925c1f9f7cbcfea8b3905f97ae4b2d212d95f63b8b5af7b95a", kill_on_drop: false }` [INFO] [stderr] Checking Polynomials v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: crate `Polynomials` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `polynomials` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `Polynomials` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `polynomials` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.51s [INFO] running `Command { std: "docker" "inspect" "7e70096ccf5cf7925c1f9f7cbcfea8b3905f97ae4b2d212d95f63b8b5af7b95a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e70096ccf5cf7925c1f9f7cbcfea8b3905f97ae4b2d212d95f63b8b5af7b95a", kill_on_drop: false }` [INFO] [stdout] 7e70096ccf5cf7925c1f9f7cbcfea8b3905f97ae4b2d212d95f63b8b5af7b95a