[INFO] fetching crate serde_dyn 0.4.0... [INFO] checking serde_dyn-0.4.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate serde_dyn 0.4.0 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate serde_dyn 0.4.0 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 serde_dyn 0.4.0 [INFO] finished tweaking crates.io crate serde_dyn 0.4.0 [INFO] tweaked toml for crates.io crate serde_dyn 0.4.0 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 36 packages [INFO] [stderr] Adding autocfg v0.1.8 (latest: v1.2.0) [INFO] [stderr] Adding base64 v0.10.1 (latest: v0.22.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding rand v0.6.5 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.1.0 (latest: v0.3.2) [INFO] [stderr] Adding rand_isaac v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rand_jitter v0.1.4 (latest: v0.4.0) [INFO] [stderr] Adding rand_os v0.1.3 (latest: v0.2.2) [INFO] [stderr] Adding rand_pcg v0.1.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_xorshift v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding ron v0.4.2 (latest: v0.8.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding uuid v0.7.4 (latest: v1.8.0) [INFO] [stderr] Adding uuid v0.8.2 (latest: v1.8.0) [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 ron v0.4.2 [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] 4b722c14dd73823718f82a70bc55be7d2f2b7f947997e89c1b629971b2c77b6c [INFO] running `Command { std: "docker" "start" "-a" "4b722c14dd73823718f82a70bc55be7d2f2b7f947997e89c1b629971b2c77b6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4b722c14dd73823718f82a70bc55be7d2f2b7f947997e89c1b629971b2c77b6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b722c14dd73823718f82a70bc55be7d2f2b7f947997e89c1b629971b2c77b6c", kill_on_drop: false }` [INFO] [stdout] 4b722c14dd73823718f82a70bc55be7d2f2b7f947997e89c1b629971b2c77b6c [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] ccc951b418683bcb79c6a4fc74a7f8e9fa8c624928705e7cc5fca33843c51477 [INFO] running `Command { std: "docker" "start" "-a" "ccc951b418683bcb79c6a4fc74a7f8e9fa8c624928705e7cc5fca33843c51477", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling uuid v0.8.2 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Compiling type-uuid-derive v0.1.2 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking type-uuid v0.1.2 [INFO] [stderr] Checking ron v0.4.2 [INFO] [stderr] Checking serde_dyn v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.68s [INFO] running `Command { std: "docker" "inspect" "ccc951b418683bcb79c6a4fc74a7f8e9fa8c624928705e7cc5fca33843c51477", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ccc951b418683bcb79c6a4fc74a7f8e9fa8c624928705e7cc5fca33843c51477", kill_on_drop: false }` [INFO] [stdout] ccc951b418683bcb79c6a4fc74a7f8e9fa8c624928705e7cc5fca33843c51477