[INFO] cloning repository https://github.com/Luminiscental/diff_func [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Luminiscental/diff_func" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLuminiscental%2Fdiff_func", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLuminiscental%2Fdiff_func'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 96b979e67308d5f9e9ad800489614b92f700de27 [INFO] checking Luminiscental/diff_func against master#119d2a1a98fe87d4ae6cabf12134a0ef2fb95851 for pr-75180 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLuminiscental%2Fdiff_func" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Luminiscental/diff_func on toolchain 119d2a1a98fe87d4ae6cabf12134a0ef2fb95851 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Luminiscental/diff_func [INFO] finished tweaking git repo https://github.com/Luminiscental/diff_func [INFO] tweaked toml for git repo https://github.com/Luminiscental/diff_func written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 70a9e14716cfee180584907d088ee846ef5a378efc1195bd4237088ab9e7630e [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" "70a9e14716cfee180584907d088ee846ef5a378efc1195bd4237088ab9e7630e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "70a9e14716cfee180584907d088ee846ef5a378efc1195bd4237088ab9e7630e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70a9e14716cfee180584907d088ee846ef5a378efc1195bd4237088ab9e7630e", kill_on_drop: false }` [INFO] [stdout] 70a9e14716cfee180584907d088ee846ef5a378efc1195bd4237088ab9e7630e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ac656ea7c6b4132faa63590275e1ff580827a33c14bb788a9adac7df3c704acf [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" "ac656ea7c6b4132faa63590275e1ff580827a33c14bb788a9adac7df3c704acf", kill_on_drop: false }` [INFO] [stderr] Checking diff_func v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:18:6 [INFO] [stdout] | [INFO] [stdout] 18 | impl FunctionTrait { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FunctionTrait` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:18:6 [INFO] [stdout] | [INFO] [stdout] 18 | impl FunctionTrait { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FunctionTrait` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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 0.76s [INFO] running `Command { std: "docker" "inspect" "ac656ea7c6b4132faa63590275e1ff580827a33c14bb788a9adac7df3c704acf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac656ea7c6b4132faa63590275e1ff580827a33c14bb788a9adac7df3c704acf", kill_on_drop: false }` [INFO] [stdout] ac656ea7c6b4132faa63590275e1ff580827a33c14bb788a9adac7df3c704acf