[INFO] fetching crate maidsafe_types 0.2.3...
[INFO] checking maidsafe_types-0.2.3 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate maidsafe_types 0.2.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate maidsafe_types 0.2.3 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate maidsafe_types 0.2.3
[INFO] finished tweaking crates.io crate maidsafe_types 0.2.3
[INFO] tweaked toml for crates.io crate maidsafe_types 0.2.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 082f2badca8351a264f82e2839828dd01e6118367b3088ea732ba408669f6f00
[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" "082f2badca8351a264f82e2839828dd01e6118367b3088ea732ba408669f6f00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "082f2badca8351a264f82e2839828dd01e6118367b3088ea732ba408669f6f00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "082f2badca8351a264f82e2839828dd01e6118367b3088ea732ba408669f6f00", kill_on_drop: false }`
[INFO] [stdout] 082f2badca8351a264f82e2839828dd01e6118367b3088ea732ba408669f6f00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a24f64e644f4057e74ecc682ed3949729b45c33386a96aa8bd2012c37e1d05f
[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" "1a24f64e644f4057e74ecc682ed3949729b45c33386a96aa8bd2012c37e1d05f", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling libsodium-sys v0.2.6
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking num_cpus v0.2.13
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]     Checking lru_time_cache v0.2.7
[INFO] [stderr]     Checking message_filter v0.1.5
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking asynchronous v0.4.5
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]    Compiling standback v0.2.11
[INFO] [stderr]    Compiling time v0.2.22
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking env_logger v0.3.5
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking utp v0.7.0
[INFO] [stderr]     Checking accumulator v0.0.4
[INFO] [stdout] error[E0599]: no method named `check` found for struct `LruCache<K, Entry<V>>` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/accumulator-0.0.4/src/lib.rs:64:22
[INFO] [stdout]    |
[INFO] [stdout] 64 |         self.storage.check(name)
[INFO] [stdout]    |                      ^^^^^ method not found in `LruCache<K, Entry<V>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `add` found for struct `LruCache<K, Entry<V>>` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/accumulator-0.0.4/src/lib.rs:82:26
[INFO] [stdout]    |
[INFO] [stdout] 82 |             self.storage.add(name.clone(), entry_in.clone());
[INFO] [stdout]    |                          ^^^ method not found in `LruCache<K, Entry<V>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `add` found for struct `LruCache<K, Entry<V>>` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/accumulator-0.0.4/src/lib.rs:90:26
[INFO] [stdout]    |
[INFO] [stdout] 90 |             self.storage.add(name.clone(), tmp.clone());
[INFO] [stdout]    |                          ^^^ method not found in `LruCache<K, Entry<V>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 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 `accumulator`
[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" "1a24f64e644f4057e74ecc682ed3949729b45c33386a96aa8bd2012c37e1d05f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a24f64e644f4057e74ecc682ed3949729b45c33386a96aa8bd2012c37e1d05f", kill_on_drop: false }`
[INFO] [stdout] 1a24f64e644f4057e74ecc682ed3949729b45c33386a96aa8bd2012c37e1d05f