[INFO] cloning repository https://github.com/PEshwar/rust_blockchain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PEshwar/rust_blockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPEshwar%2Frust_blockchain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPEshwar%2Frust_blockchain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7f75bb377d4e013a85e312714cc457ff36097e5b
[INFO] checking PEshwar/rust_blockchain against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPEshwar%2Frust_blockchain" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PEshwar/rust_blockchain 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 git repo https://github.com/PEshwar/rust_blockchain
[INFO] finished tweaking git repo https://github.com/PEshwar/rust_blockchain
[INFO] tweaked toml for git repo https://github.com/PEshwar/rust_blockchain written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/PEshwar/rust_blockchain already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/libp2p/rust-libp2p`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded curve25519-dalek v1.2.3
[INFO] [stderr]   Downloaded cuckoofilter v0.3.2
[INFO] [stderr]   Downloaded rustc-hex v2.0.1
[INFO] [stderr]   Downloaded stream-cipher v0.3.0
[INFO] [stderr]   Downloaded zeroize_derive v0.9.3
[INFO] [stderr]   Downloaded c_linked_list v1.1.1
[INFO] [stderr]   Downloaded tokio-dns-unofficial v0.4.0
[INFO] [stderr]   Downloaded static_slice v0.0.3
[INFO] [stderr]   Downloaded block-buffer v0.2.0
[INFO] [stderr]   Downloaded crypto-mac v0.4.0
[INFO] [stderr]   Downloaded parity-send-wrapper v0.1.0
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[INFO] [stderr]   Downloaded aes-ctr v0.3.0
[INFO] [stderr]   Downloaded aio-limited v0.1.0
[INFO] [stderr]   Downloaded tokio-rustls v0.10.0-alpha.4
[INFO] [stderr]   Downloaded x25519-dalek v0.5.2
[INFO] [stderr]   Downloaded libsecp256k1 v0.2.2
[INFO] [stderr]   Downloaded ed25519-dalek v1.0.0-pre.1
[INFO] [stderr]   Downloaded get_if_addrs-sys v0.1.1
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.49
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[INFO] [stderr]   Downloaded sha2 v0.6.0
[INFO] [stderr]   Downloaded zeroize v0.9.3
[INFO] [stderr]   Downloaded quick-error v0.1.4
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[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.49
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[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" "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] 0faed36a020baa34ad986660fecbb01bc89bbe0b83ff987b243cc4c9daaa69f0
[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" "0faed36a020baa34ad986660fecbb01bc89bbe0b83ff987b243cc4c9daaa69f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0faed36a020baa34ad986660fecbb01bc89bbe0b83ff987b243cc4c9daaa69f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0faed36a020baa34ad986660fecbb01bc89bbe0b83ff987b243cc4c9daaa69f0", kill_on_drop: false }`
[INFO] [stdout] 0faed36a020baa34ad986660fecbb01bc89bbe0b83ff987b243cc4c9daaa69f0
[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=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] 2f9e37edcdc369ca7295d3a1d8ef0a5e649e61e424f1c7098464059e6dc5b7ac
[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" "2f9e37edcdc369ca7295d3a1d8ef0a5e649e61e424f1c7098464059e6dc5b7ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling cc v1.0.40
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking futures v0.1.28
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]     Checking spin v0.5.1
[INFO] [stderr]     Checking untrusted v0.6.2
[INFO] [stderr]    Compiling subtle v2.1.1
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling serde v1.0.98
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking arrayref v0.3.5
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]    Compiling protobuf v2.8.0
[INFO] [stderr]     Checking bs58 v0.2.2
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]    Compiling proc-macro2 v1.0.0
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.49
[INFO] [stderr]    Compiling syn v1.0.1
[INFO] [stderr]    Compiling bumpalo v2.5.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.49
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling openssl v0.10.24
[INFO] [stderr]     Checking c_linked_list v1.1.1
[INFO] [stderr]     Checking quick-error v0.1.4
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[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking static_slice v0.0.3
[INFO] [stderr]     Checking rustc-hex v2.0.1
[INFO] [stderr]     Checking either v1.5.2
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[INFO] [stderr]     Checking owning_ref v0.4.0
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[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking rand_isaac v0.1.1
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[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking dns-parser v0.8.0
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling snow v0.5.2
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking tokio-executor v0.1.8
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[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling openssl-sys v0.9.49
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking get_if_addrs v0.5.3
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking uint v0.8.1
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling quote v1.0.0
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]     Checking generic-array v0.8.3
[INFO] [stderr]     Checking tokio-timer v0.2.11
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[INFO] [stderr]     Checking bytes v0.4.12
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[INFO] [stderr]     Checking block-buffer v0.7.3
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[INFO] [stderr]     Checking crypto-mac v0.4.0
[INFO] [stderr]     Checking block-buffer v0.2.0
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking http v0.1.18
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[INFO] [stderr]     Checking aes-soft v0.3.3
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[INFO] [stderr]     Checking sha-1 v0.8.1
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking hmac v0.4.2
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking sha2 v0.6.0
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]    Compiling curve25519-dalek v1.2.3
[INFO] [stderr]     Checking cuckoofilter v0.3.2
[INFO] [stderr]     Checking regex v1.2.1
[INFO] [stderr]     Checking parking_lot v0.5.5
[INFO] [stderr]     Checking aes-ctr v0.3.0
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking hmac-drbg v0.1.2
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking rw-stream-sink v0.1.2 (https://github.com/libp2p/rust-libp2p#c722963c)
[INFO] [stderr]     Checking flate2 v1.0.11
[INFO] [stderr]     Checking tokio-stdin-stdout v0.1.5
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking backtrace v0.3.34
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking chrono v0.4.7
[INFO] [stderr]     Checking libsecp256k1 v0.2.2
[INFO] [stderr]     Checking aio-limited v0.1.0
[INFO] [stderr]     Checking unsigned-varint v0.2.2
[INFO] [stderr]     Checking tokio-threadpool v0.1.15
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking yamux v0.2.1
[INFO] [stderr]     Checking parity-multihash v0.1.3 (https://github.com/libp2p/rust-libp2p#c722963c)
[INFO] [stderr]     Checking multistream-select v0.5.0 (https://github.com/libp2p/rust-libp2p#c722963c)
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking parity-multiaddr v0.5.0 (https://github.com/libp2p/rust-libp2p#c722963c)
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking x25519-dalek v0.5.2
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking soketto v0.2.2
[INFO] [stderr]     Checking webpki v0.19.1
[INFO] [stderr]     Checking sct v0.5.0
[INFO] [stdout] error[E0759]: `self` has an anonymous lifetime `'_` but it needs to satisfy a `'static` lifetime requirement
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/soketto-0.2.2/src/handshake.rs:95:25
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn drain_extensions(&mut self) -> impl Iterator<Item = Box<dyn Extension + Send>> {
[INFO] [stdout]    |                             --------- this data with an anonymous lifetime `'_`...
[INFO] [stdout] 95 |         self.extensions.drain()
[INFO] [stdout]    |         --------------- ^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         ...is captured here...
[INFO] [stdout]    |
[INFO] [stdout] note: ...and is required to live as long as `'static` here
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/soketto-0.2.2/src/handshake.rs:94:43
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn drain_extensions(&mut self) -> impl Iterator<Item = Box<dyn Extension + Send>> {
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: to declare that the `impl Trait` captures data from argument `self`, you can add an explicit `'_` lifetime bound
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn drain_extensions(&mut self) -> impl Iterator<Item = Box<dyn Extension + Send>> + '_ {
[INFO] [stdout]    |                                                                                           ^^^^
[INFO] [stdout] help: to declare that the trait object captures data from argument `self`, you can add an explicit `'_` lifetime bound
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn drain_extensions(&mut self) -> impl Iterator<Item = Box<dyn Extension + Send + '_>> {
[INFO] [stdout]    |                                                                                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0759]: `self` has an anonymous lifetime `'_` but it needs to satisfy a `'static` lifetime requirement
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/soketto-0.2.2/src/handshake.rs:284:25
[INFO] [stdout]     |
[INFO] [stdout] 283 |     pub fn drain_extensions(&mut self) -> impl Iterator<Item = Box<dyn Extension + Send>> {
[INFO] [stdout]     |                             --------- this data with an anonymous lifetime `'_`...
[INFO] [stdout] 284 |         self.extensions.drain()
[INFO] [stdout]     |         --------------- ^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         ...is captured here...
[INFO] [stdout]     |
[INFO] [stdout] note: ...and is required to live as long as `'static` here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/soketto-0.2.2/src/handshake.rs:283:43
[INFO] [stdout]     |
[INFO] [stdout] 283 |     pub fn drain_extensions(&mut self) -> impl Iterator<Item = Box<dyn Extension + Send>> {
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: to declare that the `impl Trait` captures data from argument `self`, you can add an explicit `'_` lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 283 |     pub fn drain_extensions(&mut self) -> impl Iterator<Item = Box<dyn Extension + Send>> + '_ {
[INFO] [stdout]     |                                                                                           ^^^^
[INFO] [stdout] help: to declare that the trait object captures data from argument `self`, you can add an explicit `'_` lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 283 |     pub fn drain_extensions(&mut self) -> impl Iterator<Item = Box<dyn Extension + Send + '_>> {
[INFO] [stdout]     |                                                                                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0759`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.49
[INFO] [stderr] error: could not compile `soketto`
[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" "2f9e37edcdc369ca7295d3a1d8ef0a5e649e61e424f1c7098464059e6dc5b7ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f9e37edcdc369ca7295d3a1d8ef0a5e649e61e424f1c7098464059e6dc5b7ac", kill_on_drop: false }`
[INFO] [stdout] 2f9e37edcdc369ca7295d3a1d8ef0a5e649e61e424f1c7098464059e6dc5b7ac