[INFO] updating cached repository MTDK1/srml-tcr
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/MTDK1/srml-tcr
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/MTDK1/srml-tcr" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/MTDK1/srml-tcr"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/MTDK1/srml-tcr'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/MTDK1/srml-tcr" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/MTDK1/srml-tcr"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/MTDK1/srml-tcr'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] aab15654ab236d963e970e8cb8bee21169071210
[INFO] sha for GitHub repo MTDK1/srml-tcr: aab15654ab236d963e970e8cb8bee21169071210
[INFO] validating manifest of MTDK1/srml-tcr on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of MTDK1/srml-tcr on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing MTDK1/srml-tcr
[INFO] finished frobbing MTDK1/srml-tcr
[INFO] frobbed toml for MTDK1/srml-tcr written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/MTDK1/srml-tcr/Cargo.toml
[INFO] started frobbing MTDK1/srml-tcr
[INFO] finished frobbing MTDK1/srml-tcr
[INFO] frobbed toml for MTDK1/srml-tcr written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/MTDK1/srml-tcr/Cargo.toml
[INFO] crate MTDK1/srml-tcr already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking MTDK1/srml-tcr against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-3/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/MTDK1/srml-tcr:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 03a7d5998086905647bb28cf2d293a7303a9928d7f1bd8e816bf4e8bfe22eb3b
[INFO] running `"docker" "start" "-a" "03a7d5998086905647bb28cf2d293a7303a9928d7f1bd8e816bf4e8bfe22eb3b"`
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling serde v1.0.97
[INFO] [stderr]    Compiling subtle v2.1.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking bitvec v0.11.3
[INFO] [stderr]     Checking rustc-hex v2.0.1
[INFO] [stderr]     Checking memory_units v0.3.0
[INFO] [stderr]     Checking hash-db v0.14.0
[INFO] [stderr]     Checking hashmap_core v0.1.10
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling constant_time_eq v0.1.3
[INFO] [stderr]     Checking environmental v1.0.1
[INFO] [stderr]     Checking integer-sqrt v0.1.2
[INFO] [stderr]     Checking bitmask v0.5.0
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking trie-root v0.14.0
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling sr-std v2.0.0 (https://github.com/paritytech/substrate.git?rev=6dc833c42ebb89a2684ed04be4689164eb59ca97#6dc833c4)
[INFO] [stderr]    Compiling sr-io v2.0.0 (https://github.com/paritytech/substrate.git?rev=6dc833c42ebb89a2684ed04be4689164eb59ca97#6dc833c4)
[INFO] [stderr]    Compiling safe-mix v1.0.0
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]     Checking elastic-array v0.10.2
[INFO] [stderr]     Checking digest v0.6.2
[INFO] [stderr]     Checking crypto-mac v0.4.0
[INFO] [stderr]     Checking block-buffer v0.2.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]    Compiling serde_derive v1.0.97
[INFO] [stderr]    Compiling proc-macro-hack v0.5.8
[INFO] [stderr]    Compiling srml-support-procedural-tools-derive v2.0.0 (https://github.com/paritytech/substrate.git?rev=6dc833c42ebb89a2684ed04be4689164eb59ca97#6dc833c4)
[INFO] [stderr]     Checking hash256-std-hasher v0.14.0
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]     Checking substrate-panic-handler v2.0.0 (https://github.com/paritytech/substrate.git?rev=6dc833c42ebb89a2684ed04be4689164eb59ca97#6dc833c4)
[INFO] [stderr]     Checking hmac v0.4.2
[INFO] [stderr]    Compiling malloc_size_of_derive v0.1.0
[INFO] [stderr]     Checking sha2 v0.6.0
[INFO] [stderr]     Checking hmac-drbg v0.1.2
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking parity-wasm v0.31.3
[INFO] [stderr]     Checking hashbrown v0.1.8
[INFO] [stderr]     Checking uint v0.8.0
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking fixed-hash v0.4.0
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]    Compiling curve25519-dalek v1.2.1
[INFO] [stderr]     Checking merlin v1.2.0
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking twox-hash v1.4.2
[INFO] [stderr]     Checking trie-db v0.14.0
[INFO] [stderr]     Checking parking_lot_core v0.5.0
[INFO] [stderr]     Checking libsecp256k1 v0.2.2
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]    Compiling paste-impl v0.1.5
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking parity-util-mem v0.2.0
[INFO] [stderr]     Checking parking_lot v0.8.0
[INFO] [stderr]     Checking memory-db v0.14.0
[INFO] [stderr]     Checking once_cell v0.1.8
[INFO] [stderr]     Checking wasmi-validation v0.1.0
[INFO] [stderr]     Checking tiny-bip39 v0.6.2
[INFO] [stderr]     Checking wasmi v0.4.5
[INFO] [stderr]     Checking paste v0.1.5
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.1
[INFO] [stderr]     Checking schnorrkel v0.1.1
[INFO] [stderr]     Checking substrate-bip39 v0.2.2
[INFO] [stderr]     Checking impl-serde v0.2.0
[INFO] [stderr]     Checking impl-serde v0.1.1
[INFO] [stderr]    Compiling toml v0.5.1
[INFO] [stderr]    Compiling proc-macro-crate v0.1.4
[INFO] [stderr]    Compiling srml-support-procedural-tools v2.0.0 (https://github.com/paritytech/substrate.git?rev=6dc833c42ebb89a2684ed04be4689164eb59ca97#6dc833c4)
[INFO] [stderr]    Compiling parity-codec-derive v3.3.0
[INFO] [stderr]    Compiling sr-api-macros v2.0.0 (https://github.com/paritytech/substrate.git?rev=6dc833c42ebb89a2684ed04be4689164eb59ca97#6dc833c4)
[INFO] [stderr]     Checking parity-codec v4.1.2
[INFO] [stderr]     Checking impl-codec v0.3.0
[INFO] [stderr]     Checking primitive-types v0.4.0
[INFO] [stderr]     Checking substrate-primitives v2.0.0 (https://github.com/paritytech/substrate.git?rev=6dc833c42ebb89a2684ed04be4689164eb59ca97#6dc833c4)
[INFO] [stderr]    Compiling srml-support-procedural v2.0.0 (https://github.com/paritytech/substrate.git?rev=6dc833c42ebb89a2684ed04be4689164eb59ca97#6dc833c4)
[INFO] [stderr]     Checking substrate-trie v2.0.0 (https://github.com/paritytech/substrate.git?rev=6dc833c42ebb89a2684ed04be4689164eb59ca97#6dc833c4)
[INFO] [stderr]     Checking srml-metadata v2.0.0 (https://github.com/paritytech/substrate.git?rev=6dc833c42ebb89a2684ed04be4689164eb59ca97#6dc833c4)
[INFO] [stderr]     Checking substrate-state-machine v2.0.0 (https://github.com/paritytech/substrate.git?rev=6dc833c42ebb89a2684ed04be4689164eb59ca97#6dc833c4)
[INFO] [stderr]     Checking sr-primitives v2.0.0 (https://github.com/paritytech/substrate.git?rev=6dc833c42ebb89a2684ed04be4689164eb59ca97#6dc833c4)
[INFO] [stderr]     Checking substrate-inherents v2.0.0 (https://github.com/paritytech/substrate.git?rev=6dc833c42ebb89a2684ed04be4689164eb59ca97#6dc833c4)
[INFO] [stderr]     Checking srml-support v2.0.0 (https://github.com/paritytech/substrate.git?rev=6dc833c42ebb89a2684ed04be4689164eb59ca97#6dc833c4)
[INFO] [stderr]     Checking srml-system v2.0.0 (https://github.com/paritytech/substrate.git?rev=6dc833c42ebb89a2684ed04be4689164eb59ca97#6dc833c4)
[INFO] [stderr]     Checking srml-timestamp v2.0.0 (https://github.com/paritytech/substrate.git?rev=6dc833c42ebb89a2684ed04be4689164eb59ca97#6dc833c4)
[INFO] [stderr]     Checking mtdk1-srml-tcr v2.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `DigestItem`, `Digest`, `UintAuthorityId`
[INFO] [stderr]    --> src/lib.rs:482:15
[INFO] [stderr]     |
[INFO] [stderr] 482 |     testing::{Digest, DigestItem, Header, UintAuthorityId},
[INFO] [stderr]     |               ^^^^^^  ^^^^^^^^^^          ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BuildStorage`
[INFO] [stderr]    --> src/lib.rs:484:5
[INFO] [stderr]     |
[INFO] [stderr] 484 |     BuildStorage,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 46s
[INFO] running `"docker" "inspect" "03a7d5998086905647bb28cf2d293a7303a9928d7f1bd8e816bf4e8bfe22eb3b"`
[INFO] running `"docker" "rm" "-f" "03a7d5998086905647bb28cf2d293a7303a9928d7f1bd8e816bf4e8bfe22eb3b"`
[INFO] [stdout] 03a7d5998086905647bb28cf2d293a7303a9928d7f1bd8e816bf4e8bfe22eb3b