[INFO] fetching crate tentacle-secio 0.4.2...
[INFO] checking tentacle-secio-0.4.2 against try#8b72f65b805cbe4c261de45030d663f524f27376 for pr-78991
[INFO] extracting crate tentacle-secio 0.4.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate tentacle-secio 0.4.2 on toolchain 8b72f65b805cbe4c261de45030d663f524f27376
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tentacle-secio 0.4.2
[INFO] finished tweaking crates.io crate tentacle-secio 0.4.2
[INFO] tweaked toml for crates.io crate tentacle-secio 0.4.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate tentacle-secio 0.4.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "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] d841899a29dc2bdc2a80e595183fc388a290139a2919b11b4b407f43ff0fb888
[INFO] running `Command { std: "docker" "start" "-a" "d841899a29dc2bdc2a80e595183fc388a290139a2919b11b4b407f43ff0fb888", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d841899a29dc2bdc2a80e595183fc388a290139a2919b11b4b407f43ff0fb888", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d841899a29dc2bdc2a80e595183fc388a290139a2919b11b4b407f43ff0fb888", kill_on_drop: false }`
[INFO] [stdout] d841899a29dc2bdc2a80e595183fc388a290139a2919b11b4b407f43ff0fb888
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "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] 631aa3e1bce2224d60614ac56c81a0b2b36cd30a169177d48343e8f9f0f3cca7
[INFO] running `Command { std: "docker" "start" "-a" "631aa3e1bce2224d60614ac56c81a0b2b36cd30a169177d48343e8f9f0f3cca7", kill_on_drop: false }`
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[INFO] [stderr]    Compiling tentacle-secio v0.4.2 (/opt/rustwide/workdir)
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[INFO] [stderr]     Checking rand_core v0.5.1
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[INFO] [stderr]     Checking tokio v0.2.22
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[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking csv v1.1.4
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.1
[INFO] [stderr]    Compiling futures-macro v0.3.7
[INFO] [stderr]     Checking zeroize v1.1.1
[INFO] [stderr]     Checking chacha20 v0.6.0
[INFO] [stderr]     Checking curve25519-dalek v3.0.0
[INFO] [stderr]     Checking chacha20poly1305 v0.7.1
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[INFO] [stderr]     Checking pin-project v1.0.1
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[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]     Checking futures-executor v0.3.7
[INFO] [stderr]     Checking futures v0.3.7
[INFO] [stdout] error: Please choose a serialization format via feature. Possible choices: flatc, molc
[INFO] [stdout]   --> 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 `Exchange` in the current scope
[INFO] [stdout]    --> src/handshake/procedure.rs:118:37
[INFO] [stdout]     |
[INFO] [stdout] 118 |     let local_exchanges = exchanges.encode();
[INFO] [stdout]     |                                     ^^^^^^ method not found in `Exchange`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: 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: `Encoder`
[INFO] [stdout]             candidate #2: `RsaEncoding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `decode` found for struct `Exchange` in the current scope
[INFO] [stdout]    --> src/handshake/procedure.rs:135:44
[INFO] [stdout]     |
[INFO] [stdout] 135 |     let remote_exchanges = match Exchange::decode(&raw_exchanges) {
[INFO] [stdout]     |                                            ^^^^^^ function or associated item not found in `Exchange`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: 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: `Decoder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `encode` found for enum `handshake_struct::PublicKey` in the current scope
[INFO] [stdout]    --> src/handshake/handshake_context.rs:93:41
[INFO] [stdout]     |
[INFO] [stdout] 93  |         proposition.pubkey = encode_key.encode();
[INFO] [stdout]     |                                         ^^^^^^ method not found in `handshake_struct::PublicKey`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: 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: `Encoder`
[INFO] [stdout]             candidate #2: `RsaEncoding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `encode` found for struct `Propose` in the current scope
[INFO] [stdout]    --> src/handshake/handshake_context.rs:116:45
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let proposition_bytes = proposition.encode();
[INFO] [stdout]     |                                             ^^^^^^ method not found in `Propose`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: 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: `Encoder`
[INFO] [stdout]             candidate #2: `RsaEncoding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `decode` found for struct `Propose` in the current scope
[INFO] [stdout]    --> src/handshake/handshake_context.rs:135:38
[INFO] [stdout]     |
[INFO] [stdout] 135 |         let propose = match Propose::decode(&remote_bytes) {
[INFO] [stdout]     |                                      ^^^^^^ function or associated item not found in `Propose`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: 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: `Decoder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `decode` found for enum `handshake_struct::PublicKey` in the current scope
[INFO] [stdout]    --> src/handshake/handshake_context.rs:146:43
[INFO] [stdout]     |
[INFO] [stdout] 146 |         let public_key = match PublicKey::decode(&propose.pubkey) {
[INFO] [stdout]     |                                           ^^^^^^ variant or associated item not found in `handshake_struct::PublicKey`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: 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: `Decoder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/handshake/handshake_context.rs:244:17
[INFO] [stdout]     |
[INFO] [stdout] 244 |                 nonce,
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 expected struct `Vec`, found slice `[u8]`
[INFO] [stdout]     |                 help: try using a conversion method: `nonce: nonce.to_vec()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `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" "631aa3e1bce2224d60614ac56c81a0b2b36cd30a169177d48343e8f9f0f3cca7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "631aa3e1bce2224d60614ac56c81a0b2b36cd30a169177d48343e8f9f0f3cca7", kill_on_drop: false }`
[INFO] [stdout] 631aa3e1bce2224d60614ac56c81a0b2b36cd30a169177d48343e8f9f0f3cca7