[INFO] fetching crate open-coroutine-hooks 0.4.0... [INFO] checking open-coroutine-hooks-0.4.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate open-coroutine-hooks 0.4.0 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate open-coroutine-hooks 0.4.0 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 open-coroutine-hooks 0.4.0 [INFO] finished tweaking crates.io crate open-coroutine-hooks 0.4.0 [INFO] tweaked toml for crates.io crate open-coroutine-hooks 0.4.0 written to /workspace/builds/worker-6-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] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 74 packages [INFO] [stderr] Adding generator v0.7.5 (latest: v0.8.1) [INFO] [stderr] Adding loom v0.5.6 (latest: v0.7.1) [INFO] [stderr] Adding nu-ansi-term v0.46.0 (latest: v0.50.0) [INFO] [stderr] Adding open-coroutine-core v0.4.0 (latest: v0.5.0) [INFO] [stderr] Adding open-coroutine-queue v0.1.2 (latest: v0.5.0) [INFO] [stderr] Adding open-coroutine-timer v0.0.4 (latest: v0.5.0) [INFO] [stderr] Adding regex-automata v0.1.10 (latest: v0.4.6) [INFO] [stderr] Adding regex-syntax v0.6.29 (latest: v0.8.3) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding windows v0.48.0 (latest: v0.54.0) [INFO] [stderr] Adding windows-sys v0.33.0 (latest: v0.52.0) [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 v0.33.0 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.33.0 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.33.0 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnu v0.33.0 (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 v0.33.0 (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] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded st3 v0.4.1 [INFO] [stderr] Downloaded uuid-macro-internal v1.8.0 [INFO] [stderr] Downloaded open-coroutine-queue v0.1.2 [INFO] [stderr] Downloaded open-coroutine-timer v0.0.4 [INFO] [stderr] Downloaded open-coroutine-core v0.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] fcbb9ad84693d8a4c567a0dce97dd457fc374a3300a7b159701769a6e3d65da1 [INFO] running `Command { std: "docker" "start" "-a" "fcbb9ad84693d8a4c567a0dce97dd457fc374a3300a7b159701769a6e3d65da1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fcbb9ad84693d8a4c567a0dce97dd457fc374a3300a7b159701769a6e3d65da1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fcbb9ad84693d8a4c567a0dce97dd457fc374a3300a7b159701769a6e3d65da1", kill_on_drop: false }` [INFO] [stdout] fcbb9ad84693d8a4c567a0dce97dd457fc374a3300a7b159701769a6e3d65da1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] f3b8ec83370f9af27bf0e9b6e393c62d8b7cd6c673f74f7ae47b0ee7681b471d [INFO] running `Command { std: "docker" "start" "-a" "f3b8ec83370f9af27bf0e9b6e393c62d8b7cd6c673f74f7ae47b0ee7681b471d", kill_on_drop: false }` [INFO] [stderr] Checking open-coroutine-timer v0.0.4 [INFO] [stderr] Compiling corosensei v0.1.4 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking st3 v0.4.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking open-coroutine-queue v0.1.2 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling uuid-macro-internal v1.8.0 [INFO] [stderr] Checking uuid v1.8.0 [INFO] [stderr] Checking open-coroutine-core v0.4.0 [INFO] [stderr] Checking open-coroutine-hooks v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.92s [INFO] running `Command { std: "docker" "inspect" "f3b8ec83370f9af27bf0e9b6e393c62d8b7cd6c673f74f7ae47b0ee7681b471d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3b8ec83370f9af27bf0e9b6e393c62d8b7cd6c673f74f7ae47b0ee7681b471d", kill_on_drop: false }` [INFO] [stdout] f3b8ec83370f9af27bf0e9b6e393c62d8b7cd6c673f74f7ae47b0ee7681b471d [INFO] checking open-coroutine-hooks-0.4.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate open-coroutine-hooks 0.4.0 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate open-coroutine-hooks 0.4.0 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate open-coroutine-hooks 0.4.0 [INFO] finished tweaking crates.io crate open-coroutine-hooks 0.4.0 [INFO] tweaked toml for crates.io crate open-coroutine-hooks 0.4.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 74 packages [INFO] [stderr] Adding generator v0.7.5 (latest: v0.8.1) [INFO] [stderr] Adding loom v0.5.6 (latest: v0.7.1) [INFO] [stderr] Adding nu-ansi-term v0.46.0 (latest: v0.50.0) [INFO] [stderr] Adding open-coroutine-core v0.4.0 (latest: v0.5.0) [INFO] [stderr] Adding open-coroutine-queue v0.1.2 (latest: v0.5.0) [INFO] [stderr] Adding open-coroutine-timer v0.0.4 (latest: v0.5.0) [INFO] [stderr] Adding regex-automata v0.1.10 (latest: v0.4.6) [INFO] [stderr] Adding regex-syntax v0.6.29 (latest: v0.8.3) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding windows v0.48.0 (latest: v0.54.0) [INFO] [stderr] Adding windows-sys v0.33.0 (latest: v0.52.0) [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 v0.33.0 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.33.0 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.33.0 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnu v0.33.0 (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 v0.33.0 (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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fb8ed2b44c9a20cb8629f01cf98aa51ecfbefdbdf8a8c6587df68929dc02b7e7 [INFO] running `Command { std: "docker" "start" "-a" "fb8ed2b44c9a20cb8629f01cf98aa51ecfbefdbdf8a8c6587df68929dc02b7e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fb8ed2b44c9a20cb8629f01cf98aa51ecfbefdbdf8a8c6587df68929dc02b7e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb8ed2b44c9a20cb8629f01cf98aa51ecfbefdbdf8a8c6587df68929dc02b7e7", kill_on_drop: false }` [INFO] [stdout] fb8ed2b44c9a20cb8629f01cf98aa51ecfbefdbdf8a8c6587df68929dc02b7e7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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_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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dd6e32567eabe1701d010c1e20ef4fd9fc3025f12b6318914d0a21beb281ff49 [INFO] running `Command { std: "docker" "start" "-a" "dd6e32567eabe1701d010c1e20ef4fd9fc3025f12b6318914d0a21beb281ff49", kill_on_drop: false }` [INFO] [stderr] Checking open-coroutine-timer v0.0.4 [INFO] [stderr] Compiling corosensei v0.1.4 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking st3 v0.4.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking open-coroutine-queue v0.1.2 [INFO] [stderr] Compiling uuid-macro-internal v1.8.0 [INFO] [stderr] Checking uuid v1.8.0 [INFO] [stderr] Checking open-coroutine-core v0.4.0 [INFO] [stderr] Checking open-coroutine-hooks v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.73s [INFO] running `Command { std: "docker" "inspect" "dd6e32567eabe1701d010c1e20ef4fd9fc3025f12b6318914d0a21beb281ff49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd6e32567eabe1701d010c1e20ef4fd9fc3025f12b6318914d0a21beb281ff49", kill_on_drop: false }` [INFO] [stdout] dd6e32567eabe1701d010c1e20ef4fd9fc3025f12b6318914d0a21beb281ff49