[INFO] crate sp-state-machine 0.8.0-rc4 is already in cache
[INFO] testing sp-state-machine-0.8.0-rc4 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate sp-state-machine 0.8.0-rc4 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate sp-state-machine 0.8.0-rc4 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sp-state-machine 0.8.0-rc4
[INFO] finished tweaking crates.io crate sp-state-machine 0.8.0-rc4
[INFO] tweaked toml for crates.io crate sp-state-machine 0.8.0-rc4 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5f1a794cd71689c49e21eecd89f6677c158515b4e8be4a06c024863a63877df7
[INFO] running `Command { std: "docker" "start" "-a" "5f1a794cd71689c49e21eecd89f6677c158515b4e8be4a06c024863a63877df7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f1a794cd71689c49e21eecd89f6677c158515b4e8be4a06c024863a63877df7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f1a794cd71689c49e21eecd89f6677c158515b4e8be4a06c024863a63877df7", kill_on_drop: false }`
[INFO] [stdout] 5f1a794cd71689c49e21eecd89f6677c158515b4e8be4a06c024863a63877df7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eac9b05399240aa2952319a193cc5acdecef3c42b8ac815586957856ae89c3aa
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "eac9b05399240aa2952319a193cc5acdecef3c42b8ac815586957856ae89c3aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling hash-db v0.15.2
[INFO] [stderr]    Compiling addr2line v0.13.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling fixed-hash v0.6.1
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling twox-hash v1.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling ref-cast-impl v1.0.2
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.1.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling tracing-attributes v0.1.9
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]    Compiling sp-debug-derive v2.0.0-rc5
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling derive_more v0.99.9
[INFO] [stderr]    Compiling trie-db v0.22.1
[INFO] [stderr]    Compiling trie-root v0.16.0
[INFO] [stderr]    Compiling trie-db v0.21.0
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `hashbrown::HashSet<_, _>` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/trie-db-0.21.0/src/triedbmut.rs:442:24
[INFO] [stdout]     |
[INFO] [stdout] 442 |             death_row: HashSet::new(),
[INFO] [stdout]     |                                 ^^^ function or associated item not found in `hashbrown::HashSet<_, _>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `hashbrown::HashSet<_, _>` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/trie-db-0.21.0/src/triedbmut.rs:463:24
[INFO] [stdout]     |
[INFO] [stdout] 463 |             death_row: HashSet::new(),
[INFO] [stdout]     |                                 ^^^ function or associated item not found in `hashbrown::HashSet<_, _>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `insert` found for struct `hashbrown::HashSet<(<<L as TrieLayout>::Hash as hash_db::Hasher>::Out, (smallvec::SmallVec<[u8; 36]>, std::option::Option<u8>))>` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/trie-db-0.21.0/src/triedbmut.rs:519:21
[INFO] [stdout]     |
[INFO] [stdout] 519 |                     self.death_row.insert((hash, current_key.left_owned()));
[INFO] [stdout]     |                                    ^^^^^^ method not found in `hashbrown::HashSet<(<<L as TrieLayout>::Hash as hash_db::Hasher>::Out, (smallvec::SmallVec<[u8; 36]>, std::option::Option<u8>))>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hashbrown-0.6.3/src/map.rs:17:1
[INFO] [stdout]     |
[INFO] [stdout] 17  | pub enum DefaultHashBuilder {}
[INFO] [stdout]     | --------------------------- doesn't satisfy `_: std::hash::BuildHasher`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the method `insert` exists but the following trait bounds were not satisfied:
[INFO] [stdout]             `hashbrown::hash_map::DefaultHashBuilder: std::hash::BuildHasher`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `insert` found for struct `hashbrown::HashSet<(<<L as TrieLayout>::Hash as hash_db::Hasher>::Out, (smallvec::SmallVec<[u8; 36]>, std::option::Option<u8>))>` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/trie-db-0.21.0/src/triedbmut.rs:523:21
[INFO] [stdout]     |
[INFO] [stdout] 523 |                     self.death_row.insert((hash, current_key.left_owned()));
[INFO] [stdout]     |                                    ^^^^^^ method not found in `hashbrown::HashSet<(<<L as TrieLayout>::Hash as hash_db::Hasher>::Out, (smallvec::SmallVec<[u8; 36]>, std::option::Option<u8>))>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hashbrown-0.6.3/src/map.rs:17:1
[INFO] [stdout]     |
[INFO] [stdout] 17  | pub enum DefaultHashBuilder {}
[INFO] [stdout]     | --------------------------- doesn't satisfy `_: std::hash::BuildHasher`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the method `insert` exists but the following trait bounds were not satisfied:
[INFO] [stdout]             `hashbrown::hash_map::DefaultHashBuilder: std::hash::BuildHasher`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `insert` found for struct `hashbrown::HashSet<(<<L as TrieLayout>::Hash as hash_db::Hasher>::Out, (smallvec::SmallVec<[u8; 36]>, std::option::Option<u8>))>` in the current scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/trie-db-0.21.0/src/triedbmut.rs:1269:24
[INFO] [stdout]      |
[INFO] [stdout] 1269 |                                 self.death_row.insert((
[INFO] [stdout]      |                                                ^^^^^^ method not found in `hashbrown::HashSet<(<<L as TrieLayout>::Hash as hash_db::Hasher>::Out, (smallvec::SmallVec<[u8; 36]>, std::option::Option<u8>))>`
[INFO] [stdout]      | 
[INFO] [stdout]     ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hashbrown-0.6.3/src/map.rs:17:1
[INFO] [stdout]      |
[INFO] [stdout] 17   | pub enum DefaultHashBuilder {}
[INFO] [stdout]      | --------------------------- doesn't satisfy `_: std::hash::BuildHasher`
[INFO] [stdout]      |
[INFO] [stdout]      = note: the method `insert` exists but the following trait bounds were not satisfied:
[INFO] [stdout]              `hashbrown::hash_map::DefaultHashBuilder: std::hash::BuildHasher`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `insert` found for struct `hashbrown::HashSet<(<<L as TrieLayout>::Hash as hash_db::Hasher>::Out, (smallvec::SmallVec<[u8; 36]>, std::option::Option<u8>))>` in the current scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/trie-db-0.21.0/src/triedbmut.rs:1353:23
[INFO] [stdout]      |
[INFO] [stdout] 1353 |                             self.death_row.insert(
[INFO] [stdout]      |                                            ^^^^^^ method not found in `hashbrown::HashSet<(<<L as TrieLayout>::Hash as hash_db::Hasher>::Out, (smallvec::SmallVec<[u8; 36]>, std::option::Option<u8>))>`
[INFO] [stdout]      | 
[INFO] [stdout]     ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hashbrown-0.6.3/src/map.rs:17:1
[INFO] [stdout]      |
[INFO] [stdout] 17   | pub enum DefaultHashBuilder {}
[INFO] [stdout]      | --------------------------- doesn't satisfy `_: std::hash::BuildHasher`
[INFO] [stdout]      |
[INFO] [stdout]      = note: the method `insert` exists but the following trait bounds were not satisfied:
[INFO] [stdout]              `hashbrown::hash_map::DefaultHashBuilder: std::hash::BuildHasher`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `insert` found for struct `hashbrown::HashSet<(<<L as TrieLayout>::Hash as hash_db::Hasher>::Out, (smallvec::SmallVec<[u8; 36]>, std::option::Option<u8>))>` in the current scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/trie-db-0.21.0/src/triedbmut.rs:1372:23
[INFO] [stdout]      |
[INFO] [stdout] 1372 |                             self.death_row.insert((hash, (child_prefix.0[..].into(), child_prefix.1)));
[INFO] [stdout]      |                                            ^^^^^^ method not found in `hashbrown::HashSet<(<<L as TrieLayout>::Hash as hash_db::Hasher>::Out, (smallvec::SmallVec<[u8; 36]>, std::option::Option<u8>))>`
[INFO] [stdout]      | 
[INFO] [stdout]     ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hashbrown-0.6.3/src/map.rs:17:1
[INFO] [stdout]      |
[INFO] [stdout] 17   | pub enum DefaultHashBuilder {}
[INFO] [stdout]      | --------------------------- doesn't satisfy `_: std::hash::BuildHasher`
[INFO] [stdout]      |
[INFO] [stdout]      = note: the method `insert` exists but the following trait bounds were not satisfied:
[INFO] [stdout]              `hashbrown::hash_map::DefaultHashBuilder: std::hash::BuildHasher`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ref-cast v1.0.2
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `trie-db`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "eac9b05399240aa2952319a193cc5acdecef3c42b8ac815586957856ae89c3aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eac9b05399240aa2952319a193cc5acdecef3c42b8ac815586957856ae89c3aa", kill_on_drop: false }`
[INFO] [stdout] eac9b05399240aa2952319a193cc5acdecef3c42b8ac815586957856ae89c3aa