[INFO] fetching crate opaquebind 0.3.6...
[INFO] testing opaquebind-0.3.6 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate opaquebind 0.3.6 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate opaquebind 0.3.6
[INFO] finished tweaking crates.io crate opaquebind 0.3.6
[INFO] tweaked toml for crates.io crate opaquebind 0.3.6 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate opaquebind 0.3.6 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 47 packages to latest compatible versions
[INFO] [stderr]       Adding argon2 v0.4.1 (available: v0.5.3)
[INFO] [stderr]       Adding curve25519-dalek v4.0.0-pre.1 (available: v4.1.3)
[INFO] [stderr]       Adding derive-where v1.0.0-rc.3 (available: v1.6.0)
[INFO] [stderr]       Adding opaque-ke v2.0.0 (available: v3.0.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding voprf v0.4.0-pre.3 (available: v0.4.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98ebfdc2c2d119dc33423204b4e0f18c7aa4199957c998fcab51448f5ecc31d8
[INFO] running `Command { std: "docker" "start" "-a" "98ebfdc2c2d119dc33423204b4e0f18c7aa4199957c998fcab51448f5ecc31d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98ebfdc2c2d119dc33423204b4e0f18c7aa4199957c998fcab51448f5ecc31d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98ebfdc2c2d119dc33423204b4e0f18c7aa4199957c998fcab51448f5ecc31d8", kill_on_drop: false }`
[INFO] [stdout] 98ebfdc2c2d119dc33423204b4e0f18c7aa4199957c998fcab51448f5ecc31d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91c652639b70196c31343f38eddee4aeb5019b795c592c3a7070437163e416a9
[INFO] running `Command { std: "docker" "start" "-a" "91c652639b70196c31343f38eddee4aeb5019b795c592c3a7070437163e416a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling base16ct v0.1.1
[INFO] [stderr]    Compiling base64ct v1.8.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling der v0.6.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ff v0.12.1
[INFO] [stderr]    Compiling password-hash v0.4.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling group v0.12.1
[INFO] [stderr]    Compiling derive-where v1.0.0-rc.3
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling zeroize v1.8.2
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling sec1 v0.3.0
[INFO] [stderr]    Compiling crypto-bigint v0.4.9
[INFO] [stderr]    Compiling curve25519-dalek v4.0.0-pre.1
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling blake2 v0.10.6
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling hkdf v0.12.4
[INFO] [stderr]    Compiling argon2 v0.4.1
[INFO] [stderr]    Compiling elliptic-curve v0.12.3
[INFO] [stderr]    Compiling voprf v0.4.0-pre.3
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/voprf-0.4.0-pre.3/src/serialization.rs:309:58
[INFO] [stdout]     |
[INFO] [stdout] 309 |     fn take_ext(self: &mut &Self, take: usize) -> Option<&Self>;
[INFO] [stdout]     |                       ----------                         ^ expected named lifetime parameter
[INFO] [stdout]     |
[INFO] [stdout]     = help: this function's return type contains a borrowed value, but the signature does not say which one of argument 1's 2 lifetimes it is borrowed from
[INFO] [stdout] help: consider introducing a named lifetime parameter
[INFO] [stdout]     |
[INFO] [stdout] 309 |     fn take_ext<'a>(self: &'a mut &'a Self, take: usize) -> Option<&'a Self>;
[INFO] [stdout]     |                ++++        ++      ++                               ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/voprf-0.4.0-pre.3/src/serialization.rs:313:58
[INFO] [stdout]     |
[INFO] [stdout] 313 |     fn take_ext(self: &mut &Self, take: usize) -> Option<&Self> {
[INFO] [stdout]     |                       ----------                         ^ expected named lifetime parameter
[INFO] [stdout]     |
[INFO] [stdout]     = help: this function's return type contains a borrowed value, but the signature does not say which one of `self`'s 2 lifetimes it is borrowed from
[INFO] [stdout] help: consider introducing a named lifetime parameter
[INFO] [stdout]     |
[INFO] [stdout] 313 |     fn take_ext<'a>(self: &'a mut &'a Self, take: usize) -> Option<&'a Self> {
[INFO] [stdout]     |                ++++        ++      ++                               ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0106`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `voprf` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "91c652639b70196c31343f38eddee4aeb5019b795c592c3a7070437163e416a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91c652639b70196c31343f38eddee4aeb5019b795c592c3a7070437163e416a9", kill_on_drop: false }`
[INFO] [stdout] 91c652639b70196c31343f38eddee4aeb5019b795c592c3a7070437163e416a9