[INFO] fetching crate derive_destructure2 0.1.2...
[INFO] checking derive_destructure2-0.1.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate derive_destructure2 0.1.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate derive_destructure2 0.1.2 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 derive_destructure2 0.1.2
[INFO] finished tweaking crates.io crate derive_destructure2 0.1.2
[INFO] tweaked toml for crates.io crate derive_destructure2 0.1.2 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages
[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] 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df34b69288fe71ce131c72426d8ed3811485d73e3c8d8e7691c0c5ce34841a5d
[INFO] running `Command { std: "docker" "start" "-a" "df34b69288fe71ce131c72426d8ed3811485d73e3c8d8e7691c0c5ce34841a5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df34b69288fe71ce131c72426d8ed3811485d73e3c8d8e7691c0c5ce34841a5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df34b69288fe71ce131c72426d8ed3811485d73e3c8d8e7691c0c5ce34841a5d", kill_on_drop: false }`
[INFO] [stdout] df34b69288fe71ce131c72426d8ed3811485d73e3c8d8e7691c0c5ce34841a5d
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48fdb0e7d600ea34023128f5f9a3e084cc6533a8e3e7df46f4801a25be66a5b4
[INFO] running `Command { std: "docker" "start" "-a" "48fdb0e7d600ea34023128f5f9a3e084cc6533a8e3e7df46f4801a25be66a5b4", kill_on_drop: false }`
[INFO] [stderr]     Checking syn v2.0.58
[INFO] [stderr]     Checking derive_destructure2 v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.54s
[INFO] running `Command { std: "docker" "inspect" "48fdb0e7d600ea34023128f5f9a3e084cc6533a8e3e7df46f4801a25be66a5b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48fdb0e7d600ea34023128f5f9a3e084cc6533a8e3e7df46f4801a25be66a5b4", kill_on_drop: false }`
[INFO] [stdout] 48fdb0e7d600ea34023128f5f9a3e084cc6533a8e3e7df46f4801a25be66a5b4
[INFO] checking derive_destructure2-0.1.2 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate derive_destructure2 0.1.2 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate derive_destructure2 0.1.2 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 derive_destructure2 0.1.2
[INFO] finished tweaking crates.io crate derive_destructure2 0.1.2
[INFO] tweaked toml for crates.io crate derive_destructure2 0.1.2 written to /workspace/builds/worker-4-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]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 75be494abc85cd70ddc1562c8e1cb62de81c97861181c315a85423a95b5ddc1c
[INFO] running `Command { std: "docker" "start" "-a" "75be494abc85cd70ddc1562c8e1cb62de81c97861181c315a85423a95b5ddc1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75be494abc85cd70ddc1562c8e1cb62de81c97861181c315a85423a95b5ddc1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75be494abc85cd70ddc1562c8e1cb62de81c97861181c315a85423a95b5ddc1c", kill_on_drop: false }`
[INFO] [stdout] 75be494abc85cd70ddc1562c8e1cb62de81c97861181c315a85423a95b5ddc1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a5605430a092b6588ae5bc4eca552c9d693db26edbeed243519b5334d40f7972
[INFO] running `Command { std: "docker" "start" "-a" "a5605430a092b6588ae5bc4eca552c9d693db26edbeed243519b5334d40f7972", kill_on_drop: false }`
[INFO] [stderr]     Checking syn v2.0.58
[INFO] [stderr]     Checking derive_destructure2 v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.34s
[INFO] running `Command { std: "docker" "inspect" "a5605430a092b6588ae5bc4eca552c9d693db26edbeed243519b5334d40f7972", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5605430a092b6588ae5bc4eca552c9d693db26edbeed243519b5334d40f7972", kill_on_drop: false }`
[INFO] [stdout] a5605430a092b6588ae5bc4eca552c9d693db26edbeed243519b5334d40f7972