[INFO] cloning repository https://github.com/kodmanyagha/zero-knowledge-tutor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kodmanyagha/zero-knowledge-tutor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkodmanyagha%2Fzero-knowledge-tutor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkodmanyagha%2Fzero-knowledge-tutor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2bdfb74c853e1ae0c440ab1c40985958f1ecb6af
[INFO] checking kodmanyagha/zero-knowledge-tutor against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkodmanyagha%2Fzero-knowledge-tutor" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kodmanyagha/zero-knowledge-tutor
[INFO] finished tweaking git repo https://github.com/kodmanyagha/zero-knowledge-tutor
[INFO] tweaked toml for git repo https://github.com/kodmanyagha/zero-knowledge-tutor written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kodmanyagha/zero-knowledge-tutor on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kodmanyagha/zero-knowledge-tutor 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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded miniz_oxide v0.8.2
[INFO] [stderr]   Downloaded tonic-build v0.12.3
[INFO] [stderr]   Downloaded anyhow v1.0.96
[INFO] [stderr]   Downloaded h2 v0.4.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62858fd3110aa47f893f71e3324a7237cee79b61961a141d51fd0b830ac07bf7
[INFO] running `Command { std: "docker" "start" "-a" "62858fd3110aa47f893f71e3324a7237cee79b61961a141d51fd0b830ac07bf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62858fd3110aa47f893f71e3324a7237cee79b61961a141d51fd0b830ac07bf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62858fd3110aa47f893f71e3324a7237cee79b61961a141d51fd0b830ac07bf7", kill_on_drop: false }`
[INFO] [stdout] 62858fd3110aa47f893f71e3324a7237cee79b61961a141d51fd0b830ac07bf7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6f1cc9ea0b46b81856f4fae9bea6336b07b980a25bcc1116a8478c3c60c4cda
[INFO] running `Command { std: "docker" "start" "-a" "b6f1cc9ea0b46b81856f4fae9bea6336b07b980a25bcc1116a8478c3c60c4cda", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]     Checking bytes v1.9.0
[INFO] [stderr]    Compiling anyhow v1.0.96
[INFO] [stderr]     Checking itoa v1.0.14
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]    Compiling rustix v0.38.43
[INFO] [stderr]     Checking hashbrown v0.15.2
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling httparse v1.9.5
[INFO] [stderr]    Compiling prettyplease v0.2.29
[INFO] [stderr]     Checking smallvec v1.14.0
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling bitflags v2.7.0
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]     Checking http v1.2.0
[INFO] [stderr]    Compiling rustversion v1.0.19
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]     Checking indexmap v2.7.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling log v0.4.25
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking tower v0.5.2
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking http-body-util v0.1.2
[INFO] [stderr]     Checking anstream v0.6.18
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking socket2 v0.5.8
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling tempfile v3.15.0
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking env_filter v0.1.3
[INFO] [stderr]     Checking env_logger v0.11.6
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling prost-derive v0.13.5
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling pin-project-internal v1.1.8
[INFO] [stderr]    Compiling async-trait v0.1.85
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]     Checking async-stream v0.3.6
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking axum-core v0.4.5
[INFO] [stderr]     Checking tokio v1.43.0
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking pin-project v1.1.8
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling prost v0.13.5
[INFO] [stderr]    Compiling prost-types v0.13.5
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking axum v0.7.9
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]    Compiling prost-build v0.13.5
[INFO] [stderr]    Compiling tonic-build v0.12.3
[INFO] [stderr]    Compiling zkp_chaum_pedersen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tokio-util v0.7.13
[INFO] [stderr]     Checking tokio-stream v0.1.17
[INFO] [stdout] warning: use of deprecated method `tonic_build::Builder::compile`: renamed to `compile_protos()`
[INFO] [stdout]  --> build.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 |         .compile(&["proto/zkp_auth.proto"], &["proto/"])
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking h2 v0.4.8
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking hyper v1.6.0
[INFO] [stderr]     Checking hyper-util v0.1.10
[INFO] [stderr]     Checking hyper-timeout v0.5.2
[INFO] [stderr]     Checking tonic v0.12.3
[INFO] [stdout] warning: unused import: `BTreeMap`
[INFO] [stdout]  --> src/bin/server/grpc_impl/auth/auth_impl.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 |     collections::{BTreeMap, HashMap},
[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: `Auth`, `AuthenticationAnswerRequest`, `AuthenticationAnswerResponse`, `AuthenticationChallengeRequest`, `AuthenticationChallengeResponse`, `RegisterRequest`, and `RegisterResponse`
[INFO] [stdout]   --> src/bin/server/main.rs:9:19
[INFO] [stdout]    |
[INFO] [stdout]  9 |     auth_server::{Auth, AuthServer},
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 10 |     AuthenticationAnswerRequest, AuthenticationAnswerResponse, AuthenticationChallengeRequest,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 11 |     AuthenticationChallengeResponse, RegisterRequest, RegisterResponse,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BTreeMap`
[INFO] [stdout]  --> src/bin/server/grpc_impl/auth/auth_impl.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 |     collections::{BTreeMap, HashMap},
[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: `Auth`, `AuthenticationAnswerRequest`, `AuthenticationAnswerResponse`, `AuthenticationChallengeRequest`, `AuthenticationChallengeResponse`, `RegisterRequest`, and `RegisterResponse`
[INFO] [stdout]   --> src/bin/server/main.rs:9:19
[INFO] [stdout]    |
[INFO] [stdout]  9 |     auth_server::{Auth, AuthServer},
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 10 |     AuthenticationAnswerRequest, AuthenticationAnswerResponse, AuthenticationChallengeRequest,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 11 |     AuthenticationChallengeResponse, RegisterRequest, RegisterResponse,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `client`
[INFO] [stdout]   --> src/bin/client/main.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let client = AuthClient::connect("http://127.0.0.1:5051")
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_client`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `client`
[INFO] [stdout]   --> src/bin/client/main.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let client = AuthClient::connect("http://127.0.0.1:5051")
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_client`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/server/grpc_impl/auth/auth_impl.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let mut user_info_map = &mut self.user_info.lock();
[INFO] [stdout]    |             ----^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/server/grpc_impl/auth/auth_impl.rs:70:13
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let mut user_info_map = &mut self.user_info.lock();
[INFO] [stdout]    |             ----^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/server/grpc_impl/auth/auth_impl.rs:81:17
[INFO] [stdout]    |
[INFO] [stdout] 81 |             let mut auth_id_to_user = &mut self.auth_id_to_user.lock();
[INFO] [stdout]    |                 ----^^^^^^^^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/server/grpc_impl/auth/auth_impl.rs:102:13
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let mut auth_id_to_user_map = &mut self.auth_id_to_user.lock();
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `verification`
[INFO] [stdout]    --> src/bin/server/grpc_impl/auth/auth_impl.rs:118:17
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let verification = zkp.verify(
[INFO] [stdout]     |                 ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_verification`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/server/grpc_impl/auth/auth_impl.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let mut user_info_map = &mut self.user_info.lock();
[INFO] [stdout]    |             ----^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/server/grpc_impl/auth/auth_impl.rs:70:13
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let mut user_info_map = &mut self.user_info.lock();
[INFO] [stdout]    |             ----^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/server/grpc_impl/auth/auth_impl.rs:81:17
[INFO] [stdout]    |
[INFO] [stdout] 81 |             let mut auth_id_to_user = &mut self.auth_id_to_user.lock();
[INFO] [stdout]    |                 ----^^^^^^^^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/server/grpc_impl/auth/auth_impl.rs:102:13
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let mut auth_id_to_user_map = &mut self.auth_id_to_user.lock();
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `verification`
[INFO] [stdout]    --> src/bin/server/grpc_impl/auth/auth_impl.rs:118:17
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let verification = zkp.verify(
[INFO] [stdout]     |                 ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_verification`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.69s
[INFO] running `Command { std: "docker" "inspect" "b6f1cc9ea0b46b81856f4fae9bea6336b07b980a25bcc1116a8478c3c60c4cda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6f1cc9ea0b46b81856f4fae9bea6336b07b980a25bcc1116a8478c3c60c4cda", kill_on_drop: false }`
[INFO] [stdout] b6f1cc9ea0b46b81856f4fae9bea6336b07b980a25bcc1116a8478c3c60c4cda
