[INFO] fetching crate essential-rest-server 0.4.0...
[INFO] testing essential-rest-server-0.4.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate essential-rest-server 0.4.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate essential-rest-server 0.4.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate essential-rest-server 0.4.0
[INFO] tweaked toml for crates.io crate essential-rest-server 0.4.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate essential-rest-server 0.4.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate essential-rest-server 0.4.0 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8db930c20eb731c669dfb14b912f1a2988c52f06bc93b54a0eb61c6c45649428
[INFO] running `Command { std: "docker" "start" "-a" "8db930c20eb731c669dfb14b912f1a2988c52f06bc93b54a0eb61c6c45649428", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8db930c20eb731c669dfb14b912f1a2988c52f06bc93b54a0eb61c6c45649428", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8db930c20eb731c669dfb14b912f1a2988c52f06bc93b54a0eb61c6c45649428", kill_on_drop: false }`
[INFO] [stdout] 8db930c20eb731c669dfb14b912f1a2988c52f06bc93b54a0eb61c6c45649428
[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=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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1058353310a0d26f668450bbb8e5cbf9d84b70bb7d1a76228bda6745d0ab323b
[INFO] running `Command { std: "docker" "start" "-a" "1058353310a0d26f668450bbb8e5cbf9d84b70bb7d1a76228bda6745d0ab323b", kill_on_drop: false }`
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[INFO] [stderr]    Compiling thiserror-impl v1.0.63
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[INFO] [stderr]    Compiling tower-http v0.5.2
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling serde_path_to_error v0.1.16
[INFO] [stderr]    Compiling tokio-util v0.7.11
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[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling essential-types v0.2.0
[INFO] [stderr]    Compiling serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling essential-storage v0.3.0
[INFO] [stderr]    Compiling essential-server-types v0.2.0
[INFO] [stderr]    Compiling postcard v1.0.8
[INFO] [stderr]    Compiling essential-hash v0.2.0
[INFO] [stderr]    Compiling h2 v0.4.5
[INFO] [stderr]    Compiling essential-sign v0.2.0
[INFO] [stderr]    Compiling essential-asm-spec v0.2.0
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[INFO] [stderr]    Compiling essential-constraint-vm v0.3.0
[INFO] [stderr]    Compiling essential-state-read-vm v0.3.0
[INFO] [stderr]    Compiling essential-check v0.4.0
[INFO] [stderr]    Compiling essential-transaction-storage v0.3.0
[INFO] [stderr]    Compiling essential-memory-storage v0.3.0
[INFO] [stderr]    Compiling essential-server v0.4.0
[INFO] [stderr]    Compiling hyper v1.4.1
[INFO] [stderr]    Compiling hyper-util v0.1.7
[INFO] [stderr]    Compiling hyper-tls v0.6.0
[INFO] [stderr]    Compiling reqwest v0.12.5
[INFO] [stderr]    Compiling essential-rqlite-storage v0.3.0
[INFO] [stderr]    Compiling essential-rest-server v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `Command { std: "docker" "inspect" "1058353310a0d26f668450bbb8e5cbf9d84b70bb7d1a76228bda6745d0ab323b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1058353310a0d26f668450bbb8e5cbf9d84b70bb7d1a76228bda6745d0ab323b", kill_on_drop: false }`
[INFO] [stdout] 1058353310a0d26f668450bbb8e5cbf9d84b70bb7d1a76228bda6745d0ab323b
[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=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" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59f0c810903b1f3fd0ab3048e526a20dc51e0deffe8f01e2d013808b517480eb
[INFO] running `Command { std: "docker" "start" "-a" "59f0c810903b1f3fd0ab3048e526a20dc51e0deffe8f01e2d013808b517480eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling reqwest v0.12.5
[INFO] [stderr]    Compiling essential-rqlite-storage v0.3.0
[INFO] [stderr]    Compiling essential-rest-server v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `test_utils`
[INFO] [stdout]  --> tests/curl.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use test_utils::{empty::Empty, sign_contract_with_random_keypair, solution_with_predicate};
[INFO] [stdout]   |     ^^^^^^^^^^ use of unresolved module or unlinked crate `test_utils`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `test_utils`, use `cargo add test_utils` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `test_utils`
[INFO] [stdout]  --> tests/curl.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use test_utils::{empty::Empty, sign_contract_with_random_keypair, solution_with_predicate};
[INFO] [stdout]   |     ^^^^^^^^^^ use of unresolved module or unlinked crate `test_utils`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `test_utils`, use `cargo add test_utils` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `test_utils`
[INFO] [stdout]   --> tests/integration.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use test_utils::{
[INFO] [stdout]    |     ^^^^^^^^^^ use of unresolved module or unlinked crate `test_utils`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `test_utils`, use `cargo add test_utils` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `test_utils`
[INFO] [stdout]   --> tests/integration.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use test_utils::{
[INFO] [stdout]    |     ^^^^^^^^^^ use of unresolved module or unlinked crate `test_utils`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `test_utils`, use `cargo add test_utils` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `empty` found for struct `Predicate` in the current scope
[INFO] [stdout]   --> tests/curl.rs:79:32
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let predicate = Predicate::empty();
[INFO] [stdout]    |                                ^^^^^ function or associated item not found in `Predicate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `empty` found for struct `Predicate` in the current scope
[INFO] [stdout]   --> tests/integration.rs:40:70
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let contract = sign_contract_with_random_keypair(vec![Predicate::empty()]);
[INFO] [stdout]    |                                                                      ^^^^^ function or associated item not found in `Predicate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `empty` found for struct `Predicate` in the current scope
[INFO] [stdout]    --> tests/integration.rs:109:32
[INFO] [stdout]     |
[INFO] [stdout] 109 |     let predicate = Predicate::empty();
[INFO] [stdout]     |                                ^^^^^ function or associated item not found in `Predicate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `empty` found for struct `Predicate` in the current scope
[INFO] [stdout]    --> tests/integration.rs:158:70
[INFO] [stdout]     |
[INFO] [stdout] 158 |     let contract = sign_contract_with_random_keypair(vec![Predicate::empty()]);
[INFO] [stdout]     |                                                                      ^^^^^ function or associated item not found in `Predicate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `essential-rest-server` (test "curl") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no function or associated item named `empty` found for struct `Predicate` in the current scope
[INFO] [stdout]    --> tests/integration.rs:195:70
[INFO] [stdout]     |
[INFO] [stdout] 195 |     let contract = sign_contract_with_random_keypair(vec![Predicate::empty()]);
[INFO] [stdout]     |                                                                      ^^^^^ function or associated item not found in `Predicate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `empty` found for struct `Solution` in the current scope
[INFO] [stdout]    --> tests/integration.rs:261:30
[INFO] [stdout]     |
[INFO] [stdout] 261 |     let solution = Solution::empty();
[INFO] [stdout]     |                              ^^^^^ function or associated item not found in `Solution`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `empty` found for struct `Solution` in the current scope
[INFO] [stdout]    --> tests/integration.rs:291:30
[INFO] [stdout]     |
[INFO] [stdout] 291 |     let solution = Solution::empty();
[INFO] [stdout]     |                              ^^^^^ function or associated item not found in `Solution`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `empty` found for struct `Predicate` in the current scope
[INFO] [stdout]    --> tests/integration.rs:320:70
[INFO] [stdout]     |
[INFO] [stdout] 320 |     let contract = sign_contract_with_random_keypair(vec![Predicate::empty()]);
[INFO] [stdout]     |                                                                      ^^^^^ function or associated item not found in `Predicate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `empty` found for struct `Solution` in the current scope
[INFO] [stdout]    --> tests/integration.rs:333:34
[INFO] [stdout]     |
[INFO] [stdout] 333 |     let mut solution = Solution::empty();
[INFO] [stdout]     |                                  ^^^^^ function or associated item not found in `Solution`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `empty` found for struct `Predicate` in the current scope
[INFO] [stdout]    --> tests/integration.rs:377:36
[INFO] [stdout]     |
[INFO] [stdout] 377 |     let contract = vec![Predicate::empty()].into();
[INFO] [stdout]     |                                    ^^^^^ function or associated item not found in `Predicate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `empty` found for struct `Solution` in the current scope
[INFO] [stdout]    --> tests/integration.rs:380:34
[INFO] [stdout]     |
[INFO] [stdout] 380 |     let mut solution = Solution::empty();
[INFO] [stdout]     |                                  ^^^^^ function or associated item not found in `Solution`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `empty` found for struct `Predicate` in the current scope
[INFO] [stdout]    --> tests/integration.rs:593:42
[INFO] [stdout]     |
[INFO] [stdout] 593 |             c.predicates.push(Predicate::empty());
[INFO] [stdout]     |                                          ^^^^^ function or associated item not found in `Predicate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `essential-rest-server` (test "integration") due to 13 previous errors
[INFO] running `Command { std: "docker" "inspect" "59f0c810903b1f3fd0ab3048e526a20dc51e0deffe8f01e2d013808b517480eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59f0c810903b1f3fd0ab3048e526a20dc51e0deffe8f01e2d013808b517480eb", kill_on_drop: false }`
[INFO] [stdout] 59f0c810903b1f3fd0ab3048e526a20dc51e0deffe8f01e2d013808b517480eb
