[INFO] updating cached repository https://github.com/MTDK1/srml-tcr
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] aab15654ab236d963e970e8cb8bee21169071210
[INFO] checking MTDK1/srml-tcr against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMTDK1%2Fsrml-tcr" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MTDK1/srml-tcr on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/MTDK1/srml-tcr
[INFO] finished tweaking git repo https://github.com/MTDK1/srml-tcr
[INFO] tweaked toml for git repo https://github.com/MTDK1/srml-tcr written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/MTDK1/srml-tcr already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 375f939b1828946393d1ef25d4746d34e6269ebdbf36698e2851f4a76d8d3ad2
[INFO] running `"docker" "start" "-a" "375f939b1828946393d1ef25d4746d34e6269ebdbf36698e2851f4a76d8d3ad2"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling serde v1.0.97
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking rustc-demangle v0.1.15
[INFO] [stderr]    Compiling subtle v2.1.0
[INFO] [stderr]     Checking opaque-debug v0.2.2
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking bitvec v0.11.3
[INFO] [stderr]     Checking hash-db v0.14.0
[INFO] [stderr]     Checking lazy_static v1.3.0
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[INFO] [stderr]     Checking utf8-ranges v1.0.3
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking hashmap_core v0.1.10
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]     Checking environmental v1.0.1
[INFO] [stderr]     Checking bitmask v0.5.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]     Checking block-padding v0.1.4
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[INFO] [stderr]    Compiling rand_core v0.3.1
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[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking trie-root v0.14.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.6.8
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]     Checking lock_api v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking hashbrown v0.1.8
[INFO] [stderr]     Checking uint v0.8.0
[INFO] [stderr]     Checking hash256-std-hasher v0.14.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]     Checking merlin v1.2.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling sr-std v2.0.0 (https://github.com/paritytech/substrate.git?rev=6dc833c42ebb89a2684ed04be4689164eb59ca97#6dc833c4)
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling parking_lot v0.8.0
[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 backtrace v0.3.33
[INFO] [stderr]     Checking aho-corasick v0.7.4
[INFO] [stderr]     Checking substrate-panic-handler v2.0.0 (https://github.com/paritytech/substrate.git?rev=6dc833c42ebb89a2684ed04be4689164eb59ca97#6dc833c4)
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]     Checking generic-array v0.8.3
[INFO] [stderr]     Checking digest v0.6.2
[INFO] [stderr]     Checking crypto-mac v0.4.0
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[INFO] [stderr]     Checking hmac v0.4.2
[INFO] [stderr]     Checking sha2 v0.6.0
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking hmac-drbg v0.1.2
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking twox-hash v1.4.2
[INFO] [stderr]     Checking trie-db v0.14.0
[INFO] [stderr]    Compiling curve25519-dalek v1.2.1
[INFO] [stderr]     Checking libsecp256k1 v0.2.2
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking once_cell v0.1.8
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.97
[INFO] [stderr]    Compiling malloc_size_of_derive v0.1.0
[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 parity-util-mem v0.2.0
[INFO] [stderr]     Checking memory-db v0.14.0
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]    Compiling paste-impl v0.1.5
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.1
[INFO] [stderr]     Checking tiny-bip39 v0.6.2
[INFO] [stderr]     Checking schnorrkel v0.1.1
[INFO] [stderr]     Checking paste v0.1.5
[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/rustwide/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] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 03s
[INFO] running `"docker" "inspect" "375f939b1828946393d1ef25d4746d34e6269ebdbf36698e2851f4a76d8d3ad2"`
[INFO] running `"docker" "rm" "-f" "375f939b1828946393d1ef25d4746d34e6269ebdbf36698e2851f4a76d8d3ad2"`
[INFO] [stdout] 375f939b1828946393d1ef25d4746d34e6269ebdbf36698e2851f4a76d8d3ad2