[INFO] cloning repository https://github.com/technolapin/polygon [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/technolapin/polygon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftechnolapin%2Fpolygon", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftechnolapin%2Fpolygon'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b490180f593a865153dcfee04ff80ece0e154a13 [INFO] checking technolapin/polygon against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftechnolapin%2Fpolygon" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/technolapin/polygon on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/technolapin/polygon [INFO] finished tweaking git repo https://github.com/technolapin/polygon [INFO] tweaked toml for git repo https://github.com/technolapin/polygon written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/technolapin/polygon 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" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7c8c36e1ab2ce24321b637ed8d339c293e29a2f11189847e62ed01970082de86 [INFO] running `Command { std: "docker" "start" "-a" "7c8c36e1ab2ce24321b637ed8d339c293e29a2f11189847e62ed01970082de86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7c8c36e1ab2ce24321b637ed8d339c293e29a2f11189847e62ed01970082de86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c8c36e1ab2ce24321b637ed8d339c293e29a2f11189847e62ed01970082de86", kill_on_drop: false }` [INFO] [stdout] 7c8c36e1ab2ce24321b637ed8d339c293e29a2f11189847e62ed01970082de86 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5a84b2b36d7bb2a5c9ab9f52a450e46f0323127b816d812c16fcbc7ebdaaf165 [INFO] running `Command { std: "docker" "start" "-a" "5a84b2b36d7bb2a5c9ab9f52a450e46f0323127b816d812c16fcbc7ebdaaf165", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.6 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-bigint v0.2.3 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Checking num v0.2.0 [INFO] [stderr] Checking polygon v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.62s [INFO] running `Command { std: "docker" "inspect" "5a84b2b36d7bb2a5c9ab9f52a450e46f0323127b816d812c16fcbc7ebdaaf165", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a84b2b36d7bb2a5c9ab9f52a450e46f0323127b816d812c16fcbc7ebdaaf165", kill_on_drop: false }` [INFO] [stdout] 5a84b2b36d7bb2a5c9ab9f52a450e46f0323127b816d812c16fcbc7ebdaaf165 [INFO] checking technolapin/polygon against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftechnolapin%2Fpolygon" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/technolapin/polygon on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/technolapin/polygon [INFO] finished tweaking git repo https://github.com/technolapin/polygon [INFO] tweaked toml for git repo https://github.com/technolapin/polygon written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/technolapin/polygon 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" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c3948ce1ec8f8eaeb3e527a326999d1fc90241d476b5a4d49da4f696d4199f2c [INFO] running `Command { std: "docker" "start" "-a" "c3948ce1ec8f8eaeb3e527a326999d1fc90241d476b5a4d49da4f696d4199f2c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c3948ce1ec8f8eaeb3e527a326999d1fc90241d476b5a4d49da4f696d4199f2c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3948ce1ec8f8eaeb3e527a326999d1fc90241d476b5a4d49da4f696d4199f2c", kill_on_drop: false }` [INFO] [stdout] c3948ce1ec8f8eaeb3e527a326999d1fc90241d476b5a4d49da4f696d4199f2c [INFO] checking technolapin/polygon against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftechnolapin%2Fpolygon" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/technolapin/polygon on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/technolapin/polygon [INFO] finished tweaking git repo https://github.com/technolapin/polygon [INFO] tweaked toml for git repo https://github.com/technolapin/polygon written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/technolapin/polygon 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" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/75d66110784f393d4203af1d198be0028442470b49bf7cc00ee289bb0875e194/merged/opt/rustwide/workdir: no space left on device [INFO] checking technolapin/polygon against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftechnolapin%2Fpolygon" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/technolapin/polygon on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/technolapin/polygon [INFO] finished tweaking git repo https://github.com/technolapin/polygon [INFO] tweaked toml for git repo https://github.com/technolapin/polygon written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/technolapin/polygon 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" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/5aea9651bf1970e02c5a5b291e1abee0e04b885a8ac648e3b7a06b39aa5a0619/merged/opt/rustwide: no space left on device [INFO] checking technolapin/polygon against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftechnolapin%2Fpolygon" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/technolapin/polygon on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/technolapin/polygon [INFO] finished tweaking git repo https://github.com/technolapin/polygon [INFO] tweaked toml for git repo https://github.com/technolapin/polygon written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/technolapin/polygon 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" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] Error response from daemon: chown /var/lib/docker/overlay2/47d3cd38cfbd9e019d4355bd88b9c29e3a42040c52ef9a03ebc01f07d979ed5d/work/work: no such file or directory [INFO] checking technolapin/polygon against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftechnolapin%2Fpolygon" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/technolapin/polygon on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/technolapin/polygon [INFO] finished tweaking git repo https://github.com/technolapin/polygon [INFO] tweaked toml for git repo https://github.com/technolapin/polygon written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/technolapin/polygon 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" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/afca1a2412baa6ae8efb42357384aea0cf6f6bdf908d0c74749f0d7481b89fa2/merged: no space left on device [ERROR] this task or one of its parent failed! [ERROR] command failed: exit status: 1 [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.