[INFO] fetching crate stellar-base 0.5.0...
[INFO] testing stellar-base-0.5.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate stellar-base 0.5.0 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate stellar-base 0.5.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stellar-base 0.5.0
[INFO] finished tweaking crates.io crate stellar-base 0.5.0
[INFO] tweaked toml for crates.io crate stellar-base 0.5.0 written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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" "+722e1797249a965b6335aebd65d777f917e498f1" "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-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c76d1c685e08061a95f3c23b1b6795d899aa1cf715c714ac2326d89b2c6df305
[INFO] running `Command { std: "docker" "start" "-a" "c76d1c685e08061a95f3c23b1b6795d899aa1cf715c714ac2326d89b2c6df305", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c76d1c685e08061a95f3c23b1b6795d899aa1cf715c714ac2326d89b2c6df305", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c76d1c685e08061a95f3c23b1b6795d899aa1cf715c714ac2326d89b2c6df305", kill_on_drop: false }`
[INFO] [stdout] c76d1c685e08061a95f3c23b1b6795d899aa1cf715c714ac2326d89b2c6df305
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e5c8aaadc565ee4b5b6eecf360ee05d84c0c9e87850e1a58b1ce0e7bece3a49
[INFO] running `Command { std: "docker" "start" "-a" "3e5c8aaadc565ee4b5b6eecf360ee05d84c0c9e87850e1a58b1ce0e7bece3a49", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling pkg-config v0.3.22
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde_json v1.0.71
[INFO] [stderr]    Compiling crc16 v0.4.0
[INFO] [stderr]    Compiling signature v1.4.0
[INFO] [stderr]    Compiling json v0.12.4
[INFO] [stderr]    Compiling base64 v0.11.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling base32 v0.4.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling ed25519 v1.3.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling xdr-rs-serialize v0.2.5
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling libsodium-sys v0.2.7
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling xdr-rs-serialize-derive v0.2.5
[INFO] [stderr]    Compiling rust_decimal v1.17.0
[INFO] [stderr]    Compiling sodiumoxide v0.2.7
[INFO] [stderr]    Compiling stellar-base v0.5.0 (/opt/rustwide/workdir)
[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]   --> 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]   --> 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]   --> 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]   --> 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" "3e5c8aaadc565ee4b5b6eecf360ee05d84c0c9e87850e1a58b1ce0e7bece3a49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e5c8aaadc565ee4b5b6eecf360ee05d84c0c9e87850e1a58b1ce0e7bece3a49", kill_on_drop: false }`
[INFO] [stdout] 3e5c8aaadc565ee4b5b6eecf360ee05d84c0c9e87850e1a58b1ce0e7bece3a49