[INFO] fetching crate telegram-bot-raw-ars 0.9.1...
[INFO] checking telegram-bot-raw-ars-0.9.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate telegram-bot-raw-ars 0.9.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate telegram-bot-raw-ars 0.9.1 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 telegram-bot-raw-ars 0.9.1
[INFO] finished tweaking crates.io crate telegram-bot-raw-ars 0.9.1
[INFO] tweaked toml for crates.io crate telegram-bot-raw-ars 0.9.1 written to /workspace/builds/worker-1-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]     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 15 packages
[INFO] [stderr]       Adding ordered-float v2.10.1 (latest: v4.2.0)
[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-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] db265fe39f6b999ff64661f2b3b1891cf69f523017c95bcbbe9147e0ae4ed25f
[INFO] running `Command { std: "docker" "start" "-a" "db265fe39f6b999ff64661f2b3b1891cf69f523017c95bcbbe9147e0ae4ed25f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db265fe39f6b999ff64661f2b3b1891cf69f523017c95bcbbe9147e0ae4ed25f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db265fe39f6b999ff64661f2b3b1891cf69f523017c95bcbbe9147e0ae4ed25f", kill_on_drop: false }`
[INFO] [stdout] db265fe39f6b999ff64661f2b3b1891cf69f523017c95bcbbe9147e0ae4ed25f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c738c01337c6f8f32ec63a9ba40d2eafab399bd9dcc2abb8fe3ae33ea6c1f916
[INFO] running `Command { std: "docker" "start" "-a" "c738c01337c6f8f32ec63a9ba40d2eafab399bd9dcc2abb8fe3ae33ea6c1f916", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking ordered-float v2.10.1
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking serde-value v0.7.0
[INFO] [stderr]     Checking telegram-bot-raw-ars v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.34s
[INFO] running `Command { std: "docker" "inspect" "c738c01337c6f8f32ec63a9ba40d2eafab399bd9dcc2abb8fe3ae33ea6c1f916", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c738c01337c6f8f32ec63a9ba40d2eafab399bd9dcc2abb8fe3ae33ea6c1f916", kill_on_drop: false }`
[INFO] [stdout] c738c01337c6f8f32ec63a9ba40d2eafab399bd9dcc2abb8fe3ae33ea6c1f916
[INFO] checking telegram-bot-raw-ars-0.9.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate telegram-bot-raw-ars 0.9.1 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate telegram-bot-raw-ars 0.9.1 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 telegram-bot-raw-ars 0.9.1
[INFO] finished tweaking crates.io crate telegram-bot-raw-ars 0.9.1
[INFO] tweaked toml for crates.io crate telegram-bot-raw-ars 0.9.1 written to /workspace/builds/worker-1-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 15 packages
[INFO] [stderr]       Adding ordered-float v2.10.1 (latest: v4.2.0)
[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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 2e478df24217c28419daf1a2b8c6f2e2531cc6bf68dca6ac7a0fa6ad3402b6ab
[INFO] running `Command { std: "docker" "start" "-a" "2e478df24217c28419daf1a2b8c6f2e2531cc6bf68dca6ac7a0fa6ad3402b6ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e478df24217c28419daf1a2b8c6f2e2531cc6bf68dca6ac7a0fa6ad3402b6ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e478df24217c28419daf1a2b8c6f2e2531cc6bf68dca6ac7a0fa6ad3402b6ab", kill_on_drop: false }`
[INFO] [stdout] 2e478df24217c28419daf1a2b8c6f2e2531cc6bf68dca6ac7a0fa6ad3402b6ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f895245b99bd0cdda4f3d4fa419a5aa832e0fb9f024ac9c92ce4115c329387de
[INFO] running `Command { std: "docker" "start" "-a" "f895245b99bd0cdda4f3d4fa419a5aa832e0fb9f024ac9c92ce4115c329387de", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking ordered-float v2.10.1
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking serde-value v0.7.0
[INFO] [stderr]     Checking telegram-bot-raw-ars v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.76s
[INFO] running `Command { std: "docker" "inspect" "f895245b99bd0cdda4f3d4fa419a5aa832e0fb9f024ac9c92ce4115c329387de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f895245b99bd0cdda4f3d4fa419a5aa832e0fb9f024ac9c92ce4115c329387de", kill_on_drop: false }`
[INFO] [stdout] f895245b99bd0cdda4f3d4fa419a5aa832e0fb9f024ac9c92ce4115c329387de