[INFO] fetching crate maidsafe_vault 0.1.1...
[INFO] testing maidsafe_vault-0.1.1 against 1.54.0 for beta-1.55-1
[INFO] extracting crate maidsafe_vault 0.1.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate maidsafe_vault 0.1.1 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate maidsafe_vault 0.1.1
[INFO] finished tweaking crates.io crate maidsafe_vault 0.1.1
[INFO] tweaked toml for crates.io crate maidsafe_vault 0.1.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a1a7cafc03c6deffb1009254858f7342548a57fd781c14663fcfed71727b059
[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" "3a1a7cafc03c6deffb1009254858f7342548a57fd781c14663fcfed71727b059", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a1a7cafc03c6deffb1009254858f7342548a57fd781c14663fcfed71727b059", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a1a7cafc03c6deffb1009254858f7342548a57fd781c14663fcfed71727b059", kill_on_drop: false }`
[INFO] [stdout] 3a1a7cafc03c6deffb1009254858f7342548a57fd781c14663fcfed71727b059
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", 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] d19cf9173c36921344ce3ae1d647d9408da8abff8484ca21bd25d8469e49b8bd
[INFO] running `Command { std: "docker" "start" "-a" "d19cf9173c36921344ce3ae1d647d9408da8abff8484ca21bd25d8469e49b8bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling signature v1.3.1
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling time v0.3.1
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num_cpus v0.2.13
[INFO] [stderr]    Compiling ed25519 v1.2.0
[INFO] [stderr]    Compiling asynchronous v0.4.5
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling lru_time_cache v0.2.7
[INFO] [stderr]    Compiling message_filter v0.1.5
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling libsodium-sys v0.2.7
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling utp v0.7.0
[INFO] [stderr]    Compiling accumulator v0.0.4
[INFO] [stdout] error[E0599]: no method named `check` found for struct `LruCache` 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` 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` 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" "d19cf9173c36921344ce3ae1d647d9408da8abff8484ca21bd25d8469e49b8bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d19cf9173c36921344ce3ae1d647d9408da8abff8484ca21bd25d8469e49b8bd", kill_on_drop: false }`
[INFO] [stdout] d19cf9173c36921344ce3ae1d647d9408da8abff8484ca21bd25d8469e49b8bd
