[INFO] crate crev-data 0.17.0 is already in cache
[INFO] testing crev-data-0.17.0 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate crev-data 0.17.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate crev-data 0.17.0 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crev-data 0.17.0
[INFO] finished tweaking crates.io crate crev-data 0.17.0
[INFO] tweaked toml for crates.io crate crev-data 0.17.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] 003cb551c23162d16664790a4e1f62e8fea5afec67e049a2ab6ec4a89dc92a57
[INFO] running `Command { std: "docker" "start" "-a" "003cb551c23162d16664790a4e1f62e8fea5afec67e049a2ab6ec4a89dc92a57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "003cb551c23162d16664790a4e1f62e8fea5afec67e049a2ab6ec4a89dc92a57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "003cb551c23162d16664790a4e1f62e8fea5afec67e049a2ab6ec4a89dc92a57", kill_on_drop: false }`
[INFO] [stdout] 003cb551c23162d16664790a4e1f62e8fea5afec67e049a2ab6ec4a89dc92a57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] 78a48e66a46d2b9b142014b84be22c58667b35f8c8106783c39e1c41010abbf8
[INFO] running `Command { std: "docker" "start" "-a" "78a48e66a46d2b9b142014b84be22c58667b35f8c8106783c39e1c41010abbf8", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]    Compiling subtle v2.2.3
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling signature v1.1.0
[INFO] [stderr]    Compiling shell-escape v0.1.5
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling ed25519 v1.0.1
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rpassword v4.0.5
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling typed-builder v0.5.1
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling zeroize v1.1.0
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling curve25519-dalek v2.1.0
[INFO] [stderr]    Compiling common_failures v0.1.1
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling derive_builder_core v0.9.0
[INFO] [stderr]    Compiling serde_yaml v0.8.13
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling ed25519-dalek v1.0.0-pre.4
[INFO] [stderr]    Compiling crev-common v0.17.0
[INFO] [stderr]    Compiling crev-data v0.17.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no function or associated item named `from_bytes` found for struct `ed25519_dalek::Signature` in the current scope
[INFO] [stdout]   --> src/id.rs:80:59
[INFO] [stdout]    |
[INFO] [stdout] 80 |                 let signature = ed25519_dalek::Signature::from_bytes(&sig_bytes)?;
[INFO] [stdout]    |                                                           ^^^^^^^^^^
[INFO] [stdout]    |                                                           |
[INFO] [stdout]    |                                                           function or associated item not found in `ed25519_dalek::Signature`
[INFO] [stdout]    |                                                           help: there is an associated function with a similar name: `to_bytes`
[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::ed25519::signature::Signature;`
[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/id.rs:81:24
[INFO] [stdout]    |
[INFO] [stdout] 81 |                 pubkey.verify(&content, &signature)?;
[INFO] [stdout]    |                        ^^^^^^ method not found in `ed25519_dalek::PublicKey`
[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] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `sign` found for struct `ed25519_dalek::Keypair` in the current scope
[INFO] [stdout]    --> src/id.rs:198:22
[INFO] [stdout]     |
[INFO] [stdout] 198 |         self.keypair.sign(msg).to_bytes().to_vec()
[INFO] [stdout]     |                      ^^^^ method not found in `ed25519_dalek::Keypair`
[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::Signer;`
[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 `crev-data`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "78a48e66a46d2b9b142014b84be22c58667b35f8c8106783c39e1c41010abbf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78a48e66a46d2b9b142014b84be22c58667b35f8c8106783c39e1c41010abbf8", kill_on_drop: false }`
[INFO] [stdout] 78a48e66a46d2b9b142014b84be22c58667b35f8c8106783c39e1c41010abbf8