[INFO] fetching crate seekable-async-file 0.12.0... [INFO] checking seekable-async-file-0.12.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate seekable-async-file 0.12.0 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate seekable-async-file 0.12.0 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 seekable-async-file 0.12.0 [INFO] finished tweaking crates.io crate seekable-async-file 0.12.0 [INFO] tweaked toml for crates.io crate seekable-async-file 0.12.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 66 packages [INFO] [stderr] Adding memmap2 v0.5.10 (latest: v0.9.4) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding signal-future v0.0.1 (latest: v0.1.1) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.55.0) [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] Downloading crates ... [INFO] [stderr] Downloaded signal-future v0.0.1 [INFO] [stderr] Downloaded off64 v0.6.0 [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] ffd227d9a1dc229d2c177fc44a2b35ddfe0c61eaf7fdc9574871ab3e8a6c16f8 [INFO] running `Command { std: "docker" "start" "-a" "ffd227d9a1dc229d2c177fc44a2b35ddfe0c61eaf7fdc9574871ab3e8a6c16f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ffd227d9a1dc229d2c177fc44a2b35ddfe0c61eaf7fdc9574871ab3e8a6c16f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ffd227d9a1dc229d2c177fc44a2b35ddfe0c61eaf7fdc9574871ab3e8a6c16f8", kill_on_drop: false }` [INFO] [stdout] ffd227d9a1dc229d2c177fc44a2b35ddfe0c61eaf7fdc9574871ab3e8a6c16f8 [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] 3f17305c11b1802bc8ee9c391b705bd540f272bfe837fedc7bd8321abb611a2d [INFO] running `Command { std: "docker" "start" "-a" "3f17305c11b1802bc8ee9c391b705bd540f272bfe837fedc7bd8321abb611a2d", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling num-bigint v0.4.4 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking signal-future v0.0.1 [INFO] [stderr] Checking memmap2 v0.5.10 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-complex v0.4.5 [INFO] [stderr] Checking chrono v0.4.37 [INFO] [stderr] Checking num-iter v0.1.44 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling async-trait v0.1.79 [INFO] [stderr] Checking num v0.4.1 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking off64 v0.6.0 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking seekable-async-file v0.12.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.49s [INFO] running `Command { std: "docker" "inspect" "3f17305c11b1802bc8ee9c391b705bd540f272bfe837fedc7bd8321abb611a2d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f17305c11b1802bc8ee9c391b705bd540f272bfe837fedc7bd8321abb611a2d", kill_on_drop: false }` [INFO] [stdout] 3f17305c11b1802bc8ee9c391b705bd540f272bfe837fedc7bd8321abb611a2d