[INFO] fetching crate interledger 0.6.0...
[INFO] testing interledger-0.6.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate interledger 0.6.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate interledger 0.6.0
[INFO] finished tweaking crates.io crate interledger 0.6.0
[INFO] tweaked toml for crates.io crate interledger 0.6.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate interledger 0.6.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 287 packages to latest compatible versions
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] [stderr]       Adding zeroize v1.0.0 (available: v1.8.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded tungstenite v0.9.2
[INFO] [stderr]   Downloaded redis v0.13.0
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[INFO] [stderr]   Downloaded interledger-service v0.4.0
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[INFO] [stderr]   Downloaded ws2_32-sys v0.2.1
[INFO] [stderr]   Downloaded miow v0.2.2
[INFO] [stderr]   Downloaded interledger-router v0.4.0
[INFO] [stderr]   Downloaded http-body v0.1.0
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[INFO] [stderr]   Downloaded block-buffer v0.7.3
[INFO] [stderr]   Downloaded opaque-debug v0.2.3
[INFO] [stderr]   Downloaded urlencoding v1.3.3
[INFO] [stderr]   Downloaded sha1 v0.6.1
[INFO] [stderr]   Downloaded rdrand v0.4.0
[INFO] [stderr]   Downloaded failure_derive v0.1.8
[INFO] [stderr]   Downloaded interledger-ildcp v0.4.0
[INFO] [stderr]   Downloaded tokio-udp v0.1.6
[INFO] [stderr]   Downloaded tokio-codec v0.1.2
[INFO] [stderr]   Downloaded byte-tools v0.3.1
[INFO] [stderr]   Downloaded crossbeam-deque v0.7.4
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[INFO] [stderr]   Downloaded winapi-build v0.1.1
[INFO] [stderr]   Downloaded secrecy v0.5.2
[INFO] [stderr]   Downloaded interledger-store-redis v0.4.0
[INFO] [stderr]   Downloaded fuchsia-zircon-sys v0.3.3
[INFO] [stderr]   Downloaded tokio-sync v0.1.8
[INFO] [stderr]   Downloaded tokio-uds v0.2.7
[INFO] [stderr]   Downloaded interledger-stream v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b89623d5cbbb8865cfa786bdcd64577778d20e1d0af76b740e5c869db1a8a562
[INFO] running `Command { std: "docker" "start" "-a" "b89623d5cbbb8865cfa786bdcd64577778d20e1d0af76b740e5c869db1a8a562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b89623d5cbbb8865cfa786bdcd64577778d20e1d0af76b740e5c869db1a8a562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b89623d5cbbb8865cfa786bdcd64577778d20e1d0af76b740e5c869db1a8a562", kill_on_drop: false }`
[INFO] [stdout] b89623d5cbbb8865cfa786bdcd64577778d20e1d0af76b740e5c869db1a8a562
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27491ff45fbccb49f1413bbfe5d45cf6d4c51b8f7a3487e1ed3d17a0c6f638e6
[INFO] running `Command { std: "docker" "start" "-a" "27491ff45fbccb49f1413bbfe5d45cf6d4c51b8f7a3487e1ed3d17a0c6f638e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
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[INFO] [stderr]    Compiling zerofrom v0.1.6
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[INFO] [stderr]    Compiling zerovec v0.11.4
[INFO] [stderr]    Compiling zerotrie v0.2.2
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling tinystr v0.8.1
[INFO] [stderr]    Compiling potential_utf v0.1.3
[INFO] [stderr]    Compiling icu_collections v2.0.0
[INFO] [stderr]    Compiling icu_locale_core v2.0.0
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling interledger-packet v0.4.0
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling input_buffer v0.2.0
[INFO] [stderr]    Compiling zeroize v1.0.0
[INFO] [stderr]    Compiling icu_provider v2.0.0
[INFO] [stderr]    Compiling secrecy v0.5.2
[INFO] [stdout] error[E0425]: cannot find function `encode` in crate `hex`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/interledger-packet-0.4.0/src/packet.rs:252:23
[INFO] [stdout]     |
[INFO] [stdout] 252 |                 &hex::encode(self.execution_condition()),
[INFO] [stdout]     |                       ^^^^^^ not found in `hex`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/hex-0.4.3/src/lib.rs:259:8
[INFO] [stdout]     |
[INFO] [stdout] 258 | #[cfg(feature = "alloc")]
[INFO] [stdout]     |       ----------------- the item is gated behind the `alloc` feature
[INFO] [stdout] 259 | pub fn encode<T: AsRef<[u8]>>(data: T) -> String {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `encode` in crate `hex`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/interledger-packet-0.4.0/src/packet.rs:366:41
[INFO] [stdout]     |
[INFO] [stdout] 366 |             .field("fulfillment", &hex::encode(self.fulfillment()))
[INFO] [stdout]     |                                         ^^^^^^ not found in `hex`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/hex-0.4.3/src/lib.rs:259:8
[INFO] [stdout]     |
[INFO] [stdout] 258 | #[cfg(feature = "alloc")]
[INFO] [stdout]     |       ----------------- the item is gated behind the `alloc` feature
[INFO] [stdout] 259 | pub fn encode<T: AsRef<[u8]>>(data: T) -> String {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `interledger-packet` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "27491ff45fbccb49f1413bbfe5d45cf6d4c51b8f7a3487e1ed3d17a0c6f638e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27491ff45fbccb49f1413bbfe5d45cf6d4c51b8f7a3487e1ed3d17a0c6f638e6", kill_on_drop: false }`
[INFO] [stdout] 27491ff45fbccb49f1413bbfe5d45cf6d4c51b8f7a3487e1ed3d17a0c6f638e6