[INFO] fetching crate maidsafe_client 0.1.2...
[INFO] checking maidsafe_client-0.1.2 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate maidsafe_client 0.1.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate maidsafe_client 0.1.2 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate maidsafe_client 0.1.2
[INFO] finished tweaking crates.io crate maidsafe_client 0.1.2
[INFO] tweaked toml for crates.io crate maidsafe_client 0.1.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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] 494af32fde7a6c000ee5b4f227f6f9acd8d2cf74206d131ba593d6e30536e4e4
[INFO] running `Command { std: "docker" "start" "-a" "494af32fde7a6c000ee5b4f227f6f9acd8d2cf74206d131ba593d6e30536e4e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "494af32fde7a6c000ee5b4f227f6f9acd8d2cf74206d131ba593d6e30536e4e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "494af32fde7a6c000ee5b4f227f6f9acd8d2cf74206d131ba593d6e30536e4e4", kill_on_drop: false }`
[INFO] [stdout] 494af32fde7a6c000ee5b4f227f6f9acd8d2cf74206d131ba593d6e30536e4e4
[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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--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] c2982b726ca843293948487fb7202dd39b0898423fbca21c7fb1d350c41f824c
[INFO] running `Command { std: "docker" "start" "-a" "c2982b726ca843293948487fb7202dd39b0898423fbca21c7fb1d350c41f824c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]     Checking signature v1.3.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking cbor v0.4.1
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking num_cpus v0.2.13
[INFO] [stderr]     Checking ed25519 v1.1.1
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking asynchronous v0.4.5
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking lru_time_cache v0.2.7
[INFO] [stderr]     Checking message_filter v0.1.5
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling libsodium-sys v0.2.7
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking accumulator v0.0.4
[INFO] [stderr]     Checking env_logger v0.3.5
[INFO] [stderr]     Checking num-traits v0.1.43
[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" "c2982b726ca843293948487fb7202dd39b0898423fbca21c7fb1d350c41f824c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2982b726ca843293948487fb7202dd39b0898423fbca21c7fb1d350c41f824c", kill_on_drop: false }`
[INFO] [stdout] c2982b726ca843293948487fb7202dd39b0898423fbca21c7fb1d350c41f824c