[INFO] crate tentacle 0.3.0-alpha.5 is already in cache
[INFO] testing tentacle-0.3.0-alpha.5 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate tentacle 0.3.0-alpha.5 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate tentacle 0.3.0-alpha.5 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tentacle 0.3.0-alpha.5
[INFO] finished tweaking crates.io crate tentacle 0.3.0-alpha.5
[INFO] tweaked toml for crates.io crate tentacle 0.3.0-alpha.5 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate tentacle 0.3.0-alpha.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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" "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" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23194702efdbb6347194a6f25599d17d66fba1ace71e2a00568d6722135438c8
[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" "23194702efdbb6347194a6f25599d17d66fba1ace71e2a00568d6722135438c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23194702efdbb6347194a6f25599d17d66fba1ace71e2a00568d6722135438c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23194702efdbb6347194a6f25599d17d66fba1ace71e2a00568d6722135438c8", kill_on_drop: false }`
[INFO] [stdout] 23194702efdbb6347194a6f25599d17d66fba1ace71e2a00568d6722135438c8
[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" "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" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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] 2cc7ddfca42d7525bb4df2161d18007ecf27614f6733e4861dbaa2d43b37ae68
[INFO] running `Command { std: "docker" "start" "-a" "2cc7ddfca42d7525bb4df2161d18007ecf27614f6733e4861dbaa2d43b37ae68", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling bytes v0.5.4
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling smallvec v1.4.0
[INFO] [stderr]    Compiling pin-project-lite v0.1.7
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling serde v1.0.112
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling unsigned-varint v0.3.3
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling tentacle-secio v0.3.4
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling bs58 v0.3.1
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling secp256k1-sys v0.1.2
[INFO] [stderr]    Compiling ring v0.16.12
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling xmltree v0.8.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling secp256k1 v0.17.2
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling tokio v0.2.21
[INFO] [stderr]    Compiling attohttpc v0.4.5
[INFO] [stderr]    Compiling igd v0.9.1
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tentacle-multiaddr v0.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling pin-project v0.4.22
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling tokio-yamux v0.2.4
[INFO] [stdout] error: Please choose a serialization format via feature. Possible choices: flatc, molc
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tentacle-secio-0.3.4/src/handshake/mod.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | compile_error!("Please choose a serialization format via feature. Possible choices: flatc, molc");
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `encode` found for struct `handshake::handshake_struct::Exchange` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tentacle-secio-0.3.4/src/handshake/procedure.rs:122:37
[INFO] [stdout]     |
[INFO] [stdout] 122 |     let local_exchanges = exchanges.encode();
[INFO] [stdout]     |                                     ^^^^^^ method not found in `handshake::handshake_struct::Exchange`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tentacle-secio-0.3.4/src/handshake/handshake_struct.rs:139:1
[INFO] [stdout]     |
[INFO] [stdout] 139 | pub struct Exchange {
[INFO] [stdout]     | ------------------- method `encode` not found for this
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `encode`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `tokio_util::codec::Encoder`
[INFO] [stdout]             candidate #2: `ring::signature::RsaEncoding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `decode` found for struct `handshake::handshake_struct::Exchange` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tentacle-secio-0.3.4/src/handshake/procedure.rs:139:44
[INFO] [stdout]     |
[INFO] [stdout] 139 |     let remote_exchanges = match Exchange::decode(&raw_exchanges) {
[INFO] [stdout]     |                                            ^^^^^^ function or associated item not found in `handshake::handshake_struct::Exchange`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tentacle-secio-0.3.4/src/handshake/handshake_struct.rs:139:1
[INFO] [stdout]     |
[INFO] [stdout] 139 | pub struct Exchange {
[INFO] [stdout]     | ------------------- function or associated item `decode` not found for this
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `decode`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `tokio_util::codec::Decoder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `encode` found for enum `handshake::handshake_struct::PublicKey` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tentacle-secio-0.3.4/src/handshake/handshake_context.rs:92:49
[INFO] [stdout]     |
[INFO] [stdout] 92  |         proposition.pubkey = public_key.clone().encode();
[INFO] [stdout]     |                                                 ^^^^^^ method not found in `handshake::handshake_struct::PublicKey`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tentacle-secio-0.3.4/src/handshake/handshake_struct.rs:208:1
[INFO] [stdout]     |
[INFO] [stdout] 208 | pub enum PublicKey {
[INFO] [stdout]     | ------------------ method `encode` not found for this
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `encode`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `tokio_util::codec::Encoder`
[INFO] [stdout]             candidate #2: `ring::signature::RsaEncoding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `encode` found for struct `handshake::handshake_struct::Propose` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tentacle-secio-0.3.4/src/handshake/handshake_context.rs:115:45
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let proposition_bytes = proposition.encode();
[INFO] [stdout]     |                                             ^^^^^^ method not found in `handshake::handshake_struct::Propose`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tentacle-secio-0.3.4/src/handshake/handshake_struct.rs:17:1
[INFO] [stdout]     |
[INFO] [stdout] 17  | pub struct Propose {
[INFO] [stdout]     | ------------------ method `encode` not found for this
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `encode`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `tokio_util::codec::Encoder`
[INFO] [stdout]             candidate #2: `ring::signature::RsaEncoding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `decode` found for struct `handshake::handshake_struct::Propose` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tentacle-secio-0.3.4/src/handshake/handshake_context.rs:134:38
[INFO] [stdout]     |
[INFO] [stdout] 134 |         let propose = match Propose::decode(&remote_bytes) {
[INFO] [stdout]     |                                      ^^^^^^ function or associated item not found in `handshake::handshake_struct::Propose`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tentacle-secio-0.3.4/src/handshake/handshake_struct.rs:17:1
[INFO] [stdout]     |
[INFO] [stdout] 17  | pub struct Propose {
[INFO] [stdout]     | ------------------ function or associated item `decode` not found for this
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `decode`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `tokio_util::codec::Decoder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `decode` found for enum `handshake::handshake_struct::PublicKey` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tentacle-secio-0.3.4/src/handshake/handshake_context.rs:145:43
[INFO] [stdout]     |
[INFO] [stdout] 145 |         let public_key = match PublicKey::decode(&propose.pubkey) {
[INFO] [stdout]     |                                           ^^^^^^ variant or associated item not found in `handshake::handshake_struct::PublicKey`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tentacle-secio-0.3.4/src/handshake/handshake_struct.rs:208:1
[INFO] [stdout]     |
[INFO] [stdout] 208 | pub enum PublicKey {
[INFO] [stdout]     | ------------------ variant or associated item `decode` not found here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `decode`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `tokio_util::codec::Decoder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tentacle-secio-0.3.4/src/handshake/handshake_context.rs:240:17
[INFO] [stdout]     |
[INFO] [stdout] 240 |                 nonce,
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 expected struct `std::vec::Vec`, found slice `[u8]`
[INFO] [stdout]     |                 help: try using a conversion method: `nonce: nonce.to_vec()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `std::vec::Vec<u8>`
[INFO] [stdout]                 found slice `[u8]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tentacle-secio`.
[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" "2cc7ddfca42d7525bb4df2161d18007ecf27614f6733e4861dbaa2d43b37ae68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cc7ddfca42d7525bb4df2161d18007ecf27614f6733e4861dbaa2d43b37ae68", kill_on_drop: false }`
[INFO] [stdout] 2cc7ddfca42d7525bb4df2161d18007ecf27614f6733e4861dbaa2d43b37ae68