[INFO] cloning repository https://github.com/jackht7/pba-activity-3-vrf
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jackht7/pba-activity-3-vrf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackht7%2Fpba-activity-3-vrf", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackht7%2Fpba-activity-3-vrf'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c257b0e5f9d869606e5fe829b181b835373a4b4
[INFO] checking jackht7/pba-activity-3-vrf against try#c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f for 2025-12-16-next-solver-global
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackht7%2Fpba-activity-3-vrf" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jackht7/pba-activity-3-vrf
[INFO] finished tweaking git repo https://github.com/jackht7/pba-activity-3-vrf
[INFO] tweaked toml for git repo https://github.com/jackht7/pba-activity-3-vrf written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jackht7/pba-activity-3-vrf on toolchain c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jackht7/pba-activity-3-vrf already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd7592bb17f2cb9514281204faf2c4b573f025953dd48194da6186aa3df91679
[INFO] running `Command { std: "docker" "start" "-a" "dd7592bb17f2cb9514281204faf2c4b573f025953dd48194da6186aa3df91679", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd7592bb17f2cb9514281204faf2c4b573f025953dd48194da6186aa3df91679", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd7592bb17f2cb9514281204faf2c4b573f025953dd48194da6186aa3df91679", kill_on_drop: false }`
[INFO] [stdout] dd7592bb17f2cb9514281204faf2c4b573f025953dd48194da6186aa3df91679
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79759c5768bfbb029d6bdef56c2ee3c77ce4bef5b308c89e1a8ff3dc2503475c
[INFO] running `Command { std: "docker" "start" "-a" "79759c5768bfbb029d6bdef56c2ee3c77ce4bef5b308c89e1a8ff3dc2503475c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.83
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling serde v1.0.202
[INFO] [stderr]    Compiling platforms v3.4.0
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking either v1.12.0
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]    Compiling curve25519-dalek v4.1.2
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]    Compiling syn v2.0.65
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking getrandom_or_panic v0.0.3
[INFO] [stderr]     Checking serde_bytes v0.11.14
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking merlin v3.0.0
[INFO] [stderr]     Checking schnorrkel v0.11.4
[INFO] [stderr]     Checking pba-activity-3-vrf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::str::from_utf8`
[INFO] [stdout]  --> src/player.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::str::from_utf8;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PublicKey`, `SecretKey`, `VRFSigningTranscript`, and `errors::SignatureError`
[INFO] [stdout]  --> src/player.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     errors::SignatureError,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7 |     vrf::{VRFInOut, VRFProof, VRFSigningTranscript},
[INFO] [stdout]   |                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 8 |     Keypair, PublicKey, SecretKey,
[INFO] [stdout]   |              ^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::from_utf8`
[INFO] [stdout]  --> src/player.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::str::from_utf8;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PublicKey`, `SecretKey`, `VRFSigningTranscript`, and `errors::SignatureError`
[INFO] [stdout]  --> src/player.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     errors::SignatureError,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7 |     vrf::{VRFInOut, VRFProof, VRFSigningTranscript},
[INFO] [stdout]   |                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 8 |     Keypair, PublicKey, SecretKey,
[INFO] [stdout]   |              ^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.55s
[INFO] running `Command { std: "docker" "inspect" "79759c5768bfbb029d6bdef56c2ee3c77ce4bef5b308c89e1a8ff3dc2503475c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79759c5768bfbb029d6bdef56c2ee3c77ce4bef5b308c89e1a8ff3dc2503475c", kill_on_drop: false }`
[INFO] [stdout] 79759c5768bfbb029d6bdef56c2ee3c77ce4bef5b308c89e1a8ff3dc2503475c