[INFO] cloning repository https://github.com/dhruvja/solana-quizapp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dhruvja/solana-quizapp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdhruvja%2Fsolana-quizapp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdhruvja%2Fsolana-quizapp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 71bdf64c1e0c49b17548f86775f1eb764fe6dd29
[INFO] checking dhruvja/solana-quizapp against master#f421586eed77de266a3f99ffa8a5687b7d2d893c for pr-109482-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdhruvja%2Fsolana-quizapp" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dhruvja/solana-quizapp on toolchain f421586eed77de266a3f99ffa8a5687b7d2d893c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f421586eed77de266a3f99ffa8a5687b7d2d893c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dhruvja/solana-quizapp
[INFO] finished tweaking git repo https://github.com/dhruvja/solana-quizapp
[INFO] tweaked toml for git repo https://github.com/dhruvja/solana-quizapp written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/dhruvja/solana-quizapp 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" "+f421586eed77de266a3f99ffa8a5687b7d2d893c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded solana-program v1.8.16
[INFO] [stderr]   Downloaded anchor-attribute-interface v0.23.0
[INFO] [stderr]   Downloaded anchor-attribute-program v0.23.0
[INFO] [stderr]   Downloaded solana-frozen-abi v1.8.16
[INFO] [stderr]   Downloaded anchor-syn v0.23.0
[INFO] [stderr]   Downloaded anchor-attribute-access-control v0.23.0
[INFO] [stderr]   Downloaded anchor-lang v0.23.0
[INFO] [stderr]   Downloaded anchor-attribute-account v0.23.0
[INFO] [stderr]   Downloaded anchor-attribute-constant v0.23.0
[INFO] [stderr]   Downloaded libc v0.2.122
[INFO] [stderr]   Downloaded anchor-attribute-error v0.23.0
[INFO] [stderr]   Downloaded anchor-attribute-event v0.23.0
[INFO] [stderr]   Downloaded anchor-attribute-state v0.23.0
[INFO] [stderr]   Downloaded anchor-derive-accounts v0.23.0
[INFO] [stderr]   Downloaded solana-frozen-abi-macro v1.8.16
[INFO] [stderr]   Downloaded solana-logger v1.8.16
[INFO] [stderr]   Downloaded solana-sdk-macro v1.8.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:6ef671f6951f6f7b82eaf49ad0b3b99466e493f2d9d82dd96208252612681f61" "/opt/rustwide/cargo-home/bin/cargo" "+f421586eed77de266a3f99ffa8a5687b7d2d893c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 37ef55cf21f37437f0c26949ee0d6e34dbdda322cb0bc48aabe1f0e360d84d6b
[INFO] running `Command { std: "docker" "start" "-a" "37ef55cf21f37437f0c26949ee0d6e34dbdda322cb0bc48aabe1f0e360d84d6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37ef55cf21f37437f0c26949ee0d6e34dbdda322cb0bc48aabe1f0e360d84d6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37ef55cf21f37437f0c26949ee0d6e34dbdda322cb0bc48aabe1f0e360d84d6b", kill_on_drop: false }`
[INFO] [stdout] 37ef55cf21f37437f0c26949ee0d6e34dbdda322cb0bc48aabe1f0e360d84d6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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@sha256:6ef671f6951f6f7b82eaf49ad0b3b99466e493f2d9d82dd96208252612681f61" "/opt/rustwide/cargo-home/bin/cargo" "+f421586eed77de266a3f99ffa8a5687b7d2d893c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6983fe52f5b4cf9b37c609592b975638e145d277deb30b480dcbee5d0073e09a
[INFO] running `Command { std: "docker" "start" "-a" "6983fe52f5b4cf9b37c609592b975638e145d277deb30b480dcbee5d0073e09a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling libc v0.2.122
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling blake3 v0.3.8
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking zeroize v1.5.4
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking bs58 v0.3.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling solana-frozen-abi-macro v1.8.16
[INFO] [stderr]    Compiling solana-frozen-abi v1.8.16
[INFO] [stderr]    Compiling solana-program v1.8.16
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking ahash v0.7.6
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking solana-logger v1.8.16
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking curve25519-dalek v2.1.3
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.9.1
[INFO] [stderr]    Compiling borsh-derive-internal v0.9.3
[INFO] [stderr]    Compiling borsh-schema-derive-internal v0.9.3
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling bytemuck_derive v1.1.0
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling solana-sdk-macro v1.8.16
[INFO] [stderr]     Checking bytemuck v1.9.1
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking generic-array v0.14.5
[INFO] [stderr]     Checking bv v0.11.1
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking libsecp256k1-core v0.2.2
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Checking hmac-drbg v0.3.0
[INFO] [stderr]    Compiling anchor-syn v0.23.0
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling borsh-derive v0.9.3
[INFO] [stderr]    Compiling libsecp256k1-gen-ecmult v0.2.1
[INFO] [stderr]    Compiling libsecp256k1-gen-genmult v0.2.1
[INFO] [stderr]    Compiling libsecp256k1 v0.5.0
[INFO] [stderr]     Checking borsh v0.9.3
[INFO] [stderr]    Compiling anchor-attribute-program v0.23.0
[INFO] [stderr]    Compiling anchor-attribute-event v0.23.0
[INFO] [stderr]    Compiling anchor-attribute-interface v0.23.0
[INFO] [stderr]    Compiling anchor-attribute-error v0.23.0
[INFO] [stderr]    Compiling anchor-attribute-constant v0.23.0
[INFO] [stderr]    Compiling anchor-derive-accounts v0.23.0
[INFO] [stderr]    Compiling anchor-attribute-account v0.23.0
[INFO] [stderr]    Compiling anchor-attribute-access-control v0.23.0
[INFO] [stderr]    Compiling anchor-attribute-state v0.23.0
[INFO] [stderr]     Checking anchor-lang v0.23.0
[INFO] [stderr]     Checking quiz v0.1.0 (/opt/rustwide/workdir/programs/quiz)
[INFO] [stdout] warning: unused variable: `user`
[INFO] [stdout]   --> programs/quiz/src/lib.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |         let user = &mut ctx.accounts.user;
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_user`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> programs/quiz/src/lib.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let mut vec = Vec::new();
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_type_of` is never used
[INFO] [stdout]  --> programs/quiz/src/lib.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn print_type_of<T>(_: T) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `user`
[INFO] [stdout]   --> programs/quiz/src/lib.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |         let user = &mut ctx.accounts.user;
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_user`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> programs/quiz/src/lib.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let mut vec = Vec::new();
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_type_of` is never used
[INFO] [stdout]  --> programs/quiz/src/lib.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn print_type_of<T>(_: T) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `Command { std: "docker" "inspect" "6983fe52f5b4cf9b37c609592b975638e145d277deb30b480dcbee5d0073e09a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6983fe52f5b4cf9b37c609592b975638e145d277deb30b480dcbee5d0073e09a", kill_on_drop: false }`
[INFO] [stdout] 6983fe52f5b4cf9b37c609592b975638e145d277deb30b480dcbee5d0073e09a