[INFO] fetching crate cellar-core 0.2.1...
[INFO] checking cellar-core-0.2.1 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate cellar-core 0.2.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate cellar-core 0.2.1 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 crates.io crate cellar-core 0.2.1
[INFO] finished tweaking crates.io crate cellar-core 0.2.1
[INFO] tweaked toml for crates.io crate cellar-core 0.2.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 0f2555841feb5e21ac82571e10bf36298cae63ec79514f7b891f649c6fb681c8
[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" "0f2555841feb5e21ac82571e10bf36298cae63ec79514f7b891f649c6fb681c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f2555841feb5e21ac82571e10bf36298cae63ec79514f7b891f649c6fb681c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f2555841feb5e21ac82571e10bf36298cae63ec79514f7b891f649c6fb681c8", kill_on_drop: false }`
[INFO] [stdout] 0f2555841feb5e21ac82571e10bf36298cae63ec79514f7b891f649c6fb681c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 66d7ebdc02dd34385438ee35954d6844b93d742a4851aee40da0db6e0d193c54
[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" "66d7ebdc02dd34385438ee35954d6844b93d742a4851aee40da0db6e0d193c54", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]    Compiling serde_json v1.0.58
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking blake2b_simd v0.5.10
[INFO] [stderr]     Checking blake2s_simd v0.5.10
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling rayon v1.4.1
[INFO] [stderr]     Checking rust-argon2 v0.6.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking stream-cipher v0.3.2
[INFO] [stderr]     Checking c2-chacha v0.2.4
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]    Compiling quickcheck_macros v0.8.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]     Checking zeroize v1.1.1
[INFO] [stderr]     Checking curve25519-dalek v3.0.0
[INFO] [stderr]     Checking thiserror v1.0.21
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking cellar-core v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stdout] error[E0599]: no method named `sign` found for struct `ed25519_dalek::Keypair` in the current scope
[INFO] [stdout]    --> src/lib.rs:241:27
[INFO] [stdout]     |
[INFO] [stdout] 241 |         let sig = keypair.sign(content);
[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[E0599]: no method named `verify` found for struct `PublicKey` in the current scope
[INFO] [stdout]    --> src/lib.rs:242:39
[INFO] [stdout]     |
[INFO] [stdout] 242 |         let verified = keypair.public.verify(content, &sig);
[INFO] [stdout]     |                                       ^^^^^^ method not found in `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: aborting due to 2 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 `cellar-core`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "66d7ebdc02dd34385438ee35954d6844b93d742a4851aee40da0db6e0d193c54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66d7ebdc02dd34385438ee35954d6844b93d742a4851aee40da0db6e0d193c54", kill_on_drop: false }`
[INFO] [stdout] 66d7ebdc02dd34385438ee35954d6844b93d742a4851aee40da0db6e0d193c54