[INFO] fetching crate stellar-horizon 0.6.0...
[INFO] checking stellar-horizon-0.6.0 against 1.55.0 for beta-1.56-3
[INFO] extracting crate stellar-horizon 0.6.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate stellar-horizon 0.6.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stellar-horizon 0.6.0
[INFO] finished tweaking crates.io crate stellar-horizon 0.6.0
[INFO] tweaked toml for crates.io crate stellar-horizon 0.6.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10bac8ee9a8413153c42d5e78fd7afcd8582d6cbb04af31315e1af48fd4921a4
[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" "10bac8ee9a8413153c42d5e78fd7afcd8582d6cbb04af31315e1af48fd4921a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10bac8ee9a8413153c42d5e78fd7afcd8582d6cbb04af31315e1af48fd4921a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10bac8ee9a8413153c42d5e78fd7afcd8582d6cbb04af31315e1af48fd4921a4", kill_on_drop: false }`
[INFO] [stdout] 10bac8ee9a8413153c42d5e78fd7afcd8582d6cbb04af31315e1af48fd4921a4
[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" "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" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a688df3caef6e978b7a8ac67562cc6655e922c09c892d6536522075fe5231af
[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" "7a688df3caef6e978b7a8ac67562cc6655e922c09c892d6536522075fe5231af", kill_on_drop: false }`
[INFO] [stderr]     Checking signature v1.3.1
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking xdr-rs-serialize v0.2.5
[INFO] [stderr]    Compiling libsodium-sys v0.2.7
[INFO] [stderr]     Checking crc16 v0.4.0
[INFO] [stderr]     Checking universal-hash v0.4.1
[INFO] [stderr]    Compiling ctor v0.1.21
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling darling_core v0.13.0
[INFO] [stderr]     Checking num-bigint v0.2.6
[INFO] [stderr]     Checking hkdf v0.10.0
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking rust_decimal v1.16.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling xdr-rs-serialize-derive v0.2.5
[INFO] [stderr]     Checking serde_qs v0.8.5
[INFO] [stderr]     Checking ed25519 v1.2.0
[INFO] [stderr]     Checking polyval v0.4.5
[INFO] [stderr]     Checking ghash v0.3.1
[INFO] [stderr]     Checking aes-gcm v0.8.0
[INFO] [stderr]     Checking value-bag v1.0.0-alpha.7
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking futures-util v0.3.17
[INFO] [stderr]     Checking time v0.2.27
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking polling v2.1.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking native-tls v0.2.8
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling darling_macro v0.13.0
[INFO] [stderr]     Checking cookie v0.14.4
[INFO] [stderr]     Checking async-io v1.6.0
[INFO] [stderr]     Checking tokio v1.12.0
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]     Checking async-std v1.10.0
[INFO] [stderr]    Compiling darling v0.13.0
[INFO] [stderr]    Compiling serde_with_macros v1.5.0
[INFO] [stderr]     Checking futures-executor v0.3.17
[INFO] [stderr]     Checking futures v0.3.17
[INFO] [stderr]     Checking serde_with v1.10.0
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking hyper v0.14.13
[INFO] [stderr]     Checking tokio-stream v0.1.7
[INFO] [stderr]     Checking http-types v2.12.0
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking async-sse v5.1.0
[INFO] [stderr]     Checking sodiumoxide v0.2.7
[INFO] [stderr]     Checking stellar-base v0.5.0
[INFO] [stdout] error[E0599]: no function or associated item named `from_slice` found for struct `sodiumoxide::crypto::sign::Signature` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stellar-base-0.5.0/src/signature.rs:60:39
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let sig = ed25519::Signature::from_slice(sb).ok_or(Error::InvalidSignature)?;
[INFO] [stdout]    |                                       ^^^^^^^^^^ function or associated item not found in `sodiumoxide::crypto::sign::Signature`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0616]: field `0` of struct `sodiumoxide::crypto::sign::Signature` is private
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stellar-base-0.5.0/src/signature.rs:66:18
[INFO] [stdout]    |
[INFO] [stdout] 66 |         self.sig.0.len()
[INFO] [stdout]    |                  ^ private field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0616]: field `0` of struct `sodiumoxide::crypto::sign::Signature` is private
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stellar-base-0.5.0/src/signature.rs:76:18
[INFO] [stdout]    |
[INFO] [stdout] 76 |         self.sig.0.to_vec()
[INFO] [stdout]    |                  ^ private field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0616]: field `0` of struct `sodiumoxide::crypto::sign::Signature` is private
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stellar-base-0.5.0/src/signature.rs:81:19
[INFO] [stdout]    |
[INFO] [stdout] 81 |         &self.sig.0
[INFO] [stdout]    |                   ^ private field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0616.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stellar-base` due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "7a688df3caef6e978b7a8ac67562cc6655e922c09c892d6536522075fe5231af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a688df3caef6e978b7a8ac67562cc6655e922c09c892d6536522075fe5231af", kill_on_drop: false }`
[INFO] [stdout] 7a688df3caef6e978b7a8ac67562cc6655e922c09c892d6536522075fe5231af
