[INFO] fetching crate blockchain 0.3.1... [INFO] extracting crate blockchain 0.3.1 into work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/blockchain/0.3.1 [INFO] extracting crate blockchain 0.3.1 into work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/blockchain/0.3.1 [INFO] validating manifest of blockchain-0.3.1 on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of blockchain-0.3.1 on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing blockchain-0.3.1 [INFO] finished frobbing blockchain-0.3.1 [INFO] frobbed toml for blockchain-0.3.1 written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/blockchain/0.3.1/Cargo.toml [INFO] started frobbing blockchain-0.3.1 [INFO] finished frobbing blockchain-0.3.1 [INFO] frobbed toml for blockchain-0.3.1 written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/blockchain/0.3.1/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] checking blockchain-0.3.1 against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-6/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/blockchain/0.3.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 2dfba117a10c21675e09904b31cfa004198df88e133cce78f7d11219f576ea2b [INFO] running `"docker" "start" "-a" "2dfba117a10c21675e09904b31cfa004198df88e133cce78f7d11219f576ea2b"` [INFO] [stderr] Checking blockchain v0.3.1 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/chain/mod.rs:15:14 [INFO] [stderr] | [INFO] [stderr] 15 | Backend(Box), [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn stderror::Error` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/chain/mod.rs:17:15 [INFO] [stderr] | [INFO] [stderr] 17 | Executor(Box), [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn stderror::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/traits.rs:86:68 [INFO] [stderr] | [INFO] [stderr] 86 | fn read_storage(&self, key: &[u8]) -> Result>, Box>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/backend/memory.rs:49:68 [INFO] [stderr] | [INFO] [stderr] 49 | fn read_storage(&self, key: &[u8]) -> Result>, Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/chain/mod.rs:15:14 [INFO] [stderr] | [INFO] [stderr] 15 | Backend(Box), [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn stderror::Error` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/chain/mod.rs:17:15 [INFO] [stderr] | [INFO] [stderr] 17 | Executor(Box), [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn stderror::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/traits.rs:86:68 [INFO] [stderr] | [INFO] [stderr] 86 | fn read_storage(&self, key: &[u8]) -> Result>, Box>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/backend/memory.rs:49:68 [INFO] [stderr] | [INFO] [stderr] 49 | fn read_storage(&self, key: &[u8]) -> Result>, Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.72s [INFO] running `"docker" "inspect" "2dfba117a10c21675e09904b31cfa004198df88e133cce78f7d11219f576ea2b"` [INFO] running `"docker" "rm" "-f" "2dfba117a10c21675e09904b31cfa004198df88e133cce78f7d11219f576ea2b"` [INFO] [stdout] 2dfba117a10c21675e09904b31cfa004198df88e133cce78f7d11219f576ea2b