[INFO] fetching crate rust_task 0.1.3... [INFO] checking rust_task-0.1.3 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate rust_task 0.1.3 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate rust_task 0.1.3 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 crates.io crate rust_task 0.1.3 [INFO] finished tweaking crates.io crate rust_task 0.1.3 [INFO] tweaked toml for crates.io crate rust_task 0.1.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate crates.io crate rust_task 0.1.3 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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pyu_rust_util v0.1.64 [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] 380b3b576cb808472dc050b7fcb0e26d888b09525192bf46fcbd5efbeb347472 [INFO] running `Command { std: "docker" "start" "-a" "380b3b576cb808472dc050b7fcb0e26d888b09525192bf46fcbd5efbeb347472", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "380b3b576cb808472dc050b7fcb0e26d888b09525192bf46fcbd5efbeb347472", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "380b3b576cb808472dc050b7fcb0e26d888b09525192bf46fcbd5efbeb347472", kill_on_drop: false }` [INFO] [stdout] 380b3b576cb808472dc050b7fcb0e26d888b09525192bf46fcbd5efbeb347472 [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] 766ef9fae478c0559e52f8cd2d78e9cc98b1af54ace7e5e9919f85dfe1811849 [INFO] running `Command { std: "docker" "start" "-a" "766ef9fae478c0559e52f8cd2d78e9cc98b1af54ace7e5e9919f85dfe1811849", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.144 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking time v0.3.21 [INFO] [stderr] Checking termion v2.0.1 [INFO] [stderr] Checking pyu_rust_util v0.1.64 [INFO] [stderr] Checking rust_task v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.68s [INFO] running `Command { std: "docker" "inspect" "766ef9fae478c0559e52f8cd2d78e9cc98b1af54ace7e5e9919f85dfe1811849", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "766ef9fae478c0559e52f8cd2d78e9cc98b1af54ace7e5e9919f85dfe1811849", kill_on_drop: false }` [INFO] [stdout] 766ef9fae478c0559e52f8cd2d78e9cc98b1af54ace7e5e9919f85dfe1811849