[INFO] fetching crate tokio_tasks_shutdown 0.4.1... [INFO] checking tokio_tasks_shutdown-0.4.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate tokio_tasks_shutdown 0.4.1 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate tokio_tasks_shutdown 0.4.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tokio_tasks_shutdown 0.4.1 [INFO] finished tweaking crates.io crate tokio_tasks_shutdown 0.4.1 [INFO] tweaked toml for crates.io crate tokio_tasks_shutdown 0.4.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 73 packages [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding windows-sys v0.48.0 (latest: v0.52.0) [INFO] [stderr] Adding windows-targets v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded simple_logger v4.3.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e3dd0cf2cf656c260a2df9078dade98e6f6c039d8dc2fae09ab8654e4677d657 [INFO] running `Command { std: "docker" "start" "-a" "e3dd0cf2cf656c260a2df9078dade98e6f6c039d8dc2fae09ab8654e4677d657", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e3dd0cf2cf656c260a2df9078dade98e6f6c039d8dc2fae09ab8654e4677d657", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3dd0cf2cf656c260a2df9078dade98e6f6c039d8dc2fae09ab8654e4677d657", kill_on_drop: false }` [INFO] [stdout] e3dd0cf2cf656c260a2df9078dade98e6f6c039d8dc2fae09ab8654e4677d657 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 694df0eb3fee1404fb2b6a315f4cbc9ac70d29c7614d74e06400ff741745f6cb [INFO] running `Command { std: "docker" "start" "-a" "694df0eb3fee1404fb2b6a315f4cbc9ac70d29c7614d74e06400ff741745f6cb", kill_on_drop: false }` [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Compiling time-macros v0.2.17 [INFO] [stderr] Checking num_threads v0.1.7 [INFO] [stderr] Checking arc-swap v1.7.1 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking colored v2.1.0 [INFO] [stderr] Checking time v0.3.34 [INFO] [stderr] Checking simple_logger v4.3.3 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling async-stream-impl v0.3.5 [INFO] [stderr] Compiling thiserror-impl v1.0.58 [INFO] [stderr] Checking async-stream v0.3.5 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking thiserror v1.0.58 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking tokio-stream v0.1.15 [INFO] [stderr] Checking tokio-test v0.4.4 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking tokio_tasks_shutdown v0.4.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.09s [INFO] running `Command { std: "docker" "inspect" "694df0eb3fee1404fb2b6a315f4cbc9ac70d29c7614d74e06400ff741745f6cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "694df0eb3fee1404fb2b6a315f4cbc9ac70d29c7614d74e06400ff741745f6cb", kill_on_drop: false }` [INFO] [stdout] 694df0eb3fee1404fb2b6a315f4cbc9ac70d29c7614d74e06400ff741745f6cb