[INFO] fetching crate molasses 0.1.0...
[INFO] checking molasses-0.1.0 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate molasses 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate molasses 0.1.0 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate molasses 0.1.0
[INFO] finished tweaking crates.io crate molasses 0.1.0
[INFO] tweaked toml for crates.io crate molasses 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded doc-comment v0.1.4
[INFO] [stderr]   Downloaded x25519-dalek v0.4.5
[INFO] [stderr]   Downloaded curve25519-dalek v1.2.6
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "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] 9dab47b4ecc17a25b7fc366dd7d600ed547c0adaa609fca29b76d30a0489e331
[INFO] running `Command { std: "docker" "start" "-a" "9dab47b4ecc17a25b7fc366dd7d600ed547c0adaa609fca29b76d30a0489e331", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9dab47b4ecc17a25b7fc366dd7d600ed547c0adaa609fca29b76d30a0489e331", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dab47b4ecc17a25b7fc366dd7d600ed547c0adaa609fca29b76d30a0489e331", kill_on_drop: false }`
[INFO] [stdout] 9dab47b4ecc17a25b7fc366dd7d600ed547c0adaa609fca29b76d30a0489e331
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a00bead70a0079c69f00c6f8429d82632f6b96ca4f5c6e3f7c40094efe33bf4d
[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" "a00bead70a0079c69f00c6f8429d82632f6b96ca4f5c6e3f7c40094efe33bf4d", kill_on_drop: false }`
[INFO] [stderr]     Checking doc-comment v0.1.4
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling clear_on_drop v0.2.4
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking sha2 v0.9.8
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]    Compiling quickcheck_macros v0.8.0
[INFO] [stderr]     Checking curve25519-dalek v3.2.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]    Compiling curve25519-dalek v1.2.6
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]     Checking quickcheck v0.8.5
[INFO] [stderr]     Checking x25519-dalek v0.4.5
[INFO] [stderr]     Checking molasses v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Identity`, `error::Error`
[INFO] [stdout]  --> src/codec.rs:2:35
[INFO] [stdout]   |
[INFO] [stdout] 2 |     credential::{BasicCredential, Identity},
[INFO] [stdout]   |                                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 7 |     error::Error,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `de::Deserialize`, `ser::Serialize`
[INFO] [stdout]  --> src/credential.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde::{de::Deserialize, ser::Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sig::ED25519`
[INFO] [stdout]  --> src/crypto/ciphersuite.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     sig::ED25519,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Identity`, `error::Error`
[INFO] [stdout]  --> src/codec.rs:2:35
[INFO] [stdout]   |
[INFO] [stdout] 2 |     credential::{BasicCredential, Identity},
[INFO] [stdout]   |                                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 7 |     error::Error,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `de::Deserialize`, `ser::Serialize`
[INFO] [stdout]  --> src/credential.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde::{de::Deserialize, ser::Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sig::ED25519`
[INFO] [stdout]  --> src/crypto/ciphersuite.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     sig::ED25519,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `T: rand_core::CryptoRng` is not satisfied
[INFO] [stdout]    --> src/crypto/sig.rs:81:61
[INFO] [stdout]     |
[INFO] [stdout] 81  |         Ed25519SecretKey(ed25519_dalek::SecretKey::generate(csprng))
[INFO] [stdout]     |                                                             ^^^^^^ the trait `rand_core::CryptoRng` is not implemented for `T`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `SecretKey::generate`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ed25519-dalek-1.0.1/src/secret.rs:169:12
[INFO] [stdout]     |
[INFO] [stdout] 169 |         T: CryptoRng + RngCore,
[INFO] [stdout]     |            ^^^^^^^^^ required by this bound in `SecretKey::generate`
[INFO] [stdout] help: consider further restricting this bound
[INFO] [stdout]     |
[INFO] [stdout] 79  |         T: rand::Rng + rand::CryptoRng + rand_core::CryptoRng,
[INFO] [stdout]     |                                        ++++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `T: rand_core::RngCore` is not satisfied
[INFO] [stdout]    --> src/crypto/sig.rs:81:61
[INFO] [stdout]     |
[INFO] [stdout] 81  |         Ed25519SecretKey(ed25519_dalek::SecretKey::generate(csprng))
[INFO] [stdout]     |                                                             ^^^^^^ the trait `rand_core::RngCore` is not implemented for `T`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `SecretKey::generate`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ed25519-dalek-1.0.1/src/secret.rs:169:24
[INFO] [stdout]     |
[INFO] [stdout] 169 |         T: CryptoRng + RngCore,
[INFO] [stdout]     |                        ^^^^^^^ required by this bound in `SecretKey::generate`
[INFO] [stdout] help: consider further restricting this bound
[INFO] [stdout]     |
[INFO] [stdout] 79  |         T: rand::Rng + rand::CryptoRng + rand_core::RngCore,
[INFO] [stdout]     |                                        ++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `verify` found for struct `ed25519_dalek::PublicKey` in the current scope
[INFO] [stdout]    --> src/crypto/sig.rs:111:14
[INFO] [stdout]     |
[INFO] [stdout] 111 |             .verify(msg, &sig.0)
[INFO] [stdout]     |              ^^^^^^ this is an associated function, not a method
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/signature-1.3.1/src/verifier.rs:14:8
[INFO] [stdout]     |
[INFO] [stdout] 14  |     fn verify(&self, msg: &[u8], signature: &S) -> Result<(), Error>;
[INFO] [stdout]     |        ------ the method is available for `ed25519_dalek::PublicKey` here
[INFO] [stdout]     |
[INFO] [stdout]     = note: found the following associated functions; to be used as methods, functions must have a `self` parameter
[INFO] [stdout] note: the candidate is defined in the trait `SignatureScheme`
[INFO] [stdout]    --> src/crypto/sig.rs:23:5
[INFO] [stdout]     |
[INFO] [stdout] 23  | /     fn verify(public_key: &Self::PublicKey, msg: &[u8], sig: &Self::Signature)
[INFO] [stdout] 24  | |         -> Result<(), Error>;
[INFO] [stdout]     | |_____________________________^
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use ed25519_dalek::Verifier;`
[INFO] [stdout] help: use associated function syntax instead
[INFO] [stdout]     |
[INFO] [stdout] 109 |         ed25519_dalek::PublicKey::verify(msg, &sig.0)
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: disambiguate the associated function for the candidate
[INFO] [stdout]     |
[INFO] [stdout] 109 ~         SignatureScheme::verify(public_key
[INFO] [stdout] 110 +             .0, msg, &sig.0)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:20:47
[INFO] [stdout]    |
[INFO] [stdout] 20 |         crate::error::Error::SerdeError(other.description().to_string())
[INFO] [stdout]    |                                               ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:41:26
[INFO] [stdout]    |
[INFO] [stdout] 41 |         f.write_str(self.description())
[INFO] [stdout]    |                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `T: rand_core::CryptoRng` is not satisfied
[INFO] [stdout]    --> src/crypto/sig.rs:81:61
[INFO] [stdout]     |
[INFO] [stdout] 81  |         Ed25519SecretKey(ed25519_dalek::SecretKey::generate(csprng))
[INFO] [stdout]     |                                                             ^^^^^^ the trait `rand_core::CryptoRng` is not implemented for `T`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `SecretKey::generate`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ed25519-dalek-1.0.1/src/secret.rs:169:12
[INFO] [stdout]     |
[INFO] [stdout] 169 |         T: CryptoRng + RngCore,
[INFO] [stdout]     |            ^^^^^^^^^ required by this bound in `SecretKey::generate`
[INFO] [stdout] help: consider further restricting this bound
[INFO] [stdout]     |
[INFO] [stdout] 79  |         T: rand::Rng + rand::CryptoRng + rand_core::CryptoRng,
[INFO] [stdout]     |                                        ++++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `T: rand_core::RngCore` is not satisfied
[INFO] [stdout]    --> src/crypto/sig.rs:81:61
[INFO] [stdout]     |
[INFO] [stdout] 81  |         Ed25519SecretKey(ed25519_dalek::SecretKey::generate(csprng))
[INFO] [stdout]     |                                                             ^^^^^^ the trait `rand_core::RngCore` is not implemented for `T`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `SecretKey::generate`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ed25519-dalek-1.0.1/src/secret.rs:169:24
[INFO] [stdout]     |
[INFO] [stdout] 169 |         T: CryptoRng + RngCore,
[INFO] [stdout]     |                        ^^^^^^^ required by this bound in `SecretKey::generate`
[INFO] [stdout] help: consider further restricting this bound
[INFO] [stdout]     |
[INFO] [stdout] 79  |         T: rand::Rng + rand::CryptoRng + rand_core::RngCore,
[INFO] [stdout]     |                                        ++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `verify` found for struct `ed25519_dalek::PublicKey` in the current scope
[INFO] [stdout]    --> src/crypto/sig.rs:111:14
[INFO] [stdout]     |
[INFO] [stdout] 111 |             .verify(msg, &sig.0)
[INFO] [stdout]     |              ^^^^^^ this is an associated function, not a method
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/signature-1.3.1/src/verifier.rs:14:8
[INFO] [stdout]     |
[INFO] [stdout] 14  |     fn verify(&self, msg: &[u8], signature: &S) -> Result<(), Error>;
[INFO] [stdout]     |        ------ the method is available for `ed25519_dalek::PublicKey` here
[INFO] [stdout]     |
[INFO] [stdout]     = note: found the following associated functions; to be used as methods, functions must have a `self` parameter
[INFO] [stdout] note: the candidate is defined in the trait `sig::SignatureScheme`
[INFO] [stdout]    --> src/crypto/sig.rs:23:5
[INFO] [stdout]     |
[INFO] [stdout] 23  | /     fn verify(public_key: &Self::PublicKey, msg: &[u8], sig: &Self::Signature)
[INFO] [stdout] 24  | |         -> Result<(), Error>;
[INFO] [stdout]     | |_____________________________^
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use ed25519_dalek::Verifier;`
[INFO] [stdout] help: use associated function syntax instead
[INFO] [stdout]     |
[INFO] [stdout] 109 |         ed25519_dalek::PublicKey::verify(msg, &sig.0)
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: disambiguate the associated function for the candidate
[INFO] [stdout]     |
[INFO] [stdout] 109 ~         sig::SignatureScheme::verify(public_key
[INFO] [stdout] 110 +             .0, msg, &sig.0)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:20:47
[INFO] [stdout]    |
[INFO] [stdout] 20 |         crate::error::Error::SerdeError(other.description().to_string())
[INFO] [stdout]    |                                               ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:41:26
[INFO] [stdout]    |
[INFO] [stdout] 41 |         f.write_str(self.description())
[INFO] [stdout]    |                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `molasses` due to 4 previous errors; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 3 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "a00bead70a0079c69f00c6f8429d82632f6b96ca4f5c6e3f7c40094efe33bf4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a00bead70a0079c69f00c6f8429d82632f6b96ca4f5c6e3f7c40094efe33bf4d", kill_on_drop: false }`
[INFO] [stdout] a00bead70a0079c69f00c6f8429d82632f6b96ca4f5c6e3f7c40094efe33bf4d
