[INFO] fetching crate hit-data 0.0.3...
[INFO] checking hit-data-0.0.3 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate hit-data 0.0.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate hit-data 0.0.3 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hit-data 0.0.3
[INFO] finished tweaking crates.io crate hit-data 0.0.3
[INFO] tweaked toml for crates.io crate hit-data 0.0.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8a0cb8c68ff0068c55ea08a9d7c3212f670d2b2cabac626c0f40f9011028d272
[INFO] running `Command { std: "docker" "start" "-a" "8a0cb8c68ff0068c55ea08a9d7c3212f670d2b2cabac626c0f40f9011028d272", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a0cb8c68ff0068c55ea08a9d7c3212f670d2b2cabac626c0f40f9011028d272", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a0cb8c68ff0068c55ea08a9d7c3212f670d2b2cabac626c0f40f9011028d272", kill_on_drop: false }`
[INFO] [stdout] 8a0cb8c68ff0068c55ea08a9d7c3212f670d2b2cabac626c0f40f9011028d272
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6f0db39e6fbed47e42880be2a586aa0e9cec30e708a475d6e43789bccf7c0f3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e6f0db39e6fbed47e42880be2a586aa0e9cec30e708a475d6e43789bccf7c0f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking libc v0.2.108
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking serde v1.0.130
[INFO] [stderr]     Checking serde_json v1.0.72
[INFO] [stderr]     Checking hit-data v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `HitEntry`
[INFO] [stdout]  --> src/tests/plugins/test_reference_plugin.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::{HitEntry, Model};
[INFO] [stdout]   |             ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `instance`
[INFO] [stdout]   --> src/tests/plugins/test_reference_plugin.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |         instance: &mut Hit,
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instance`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reference_id`
[INFO] [stdout]   --> src/tests/plugins/test_reference_plugin.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         reference_id: &crate::Id,
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_reference_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]   --> src/tests/plugins/test_reference_plugin.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         target: &IndexEntryProperty,
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `instance`
[INFO] [stdout]   --> src/tests/plugins/test_reference_plugin.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         instance: &mut Hit,
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instance`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reference_id`
[INFO] [stdout]   --> src/tests/plugins/test_reference_plugin.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         reference_id: &crate::Id,
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_reference_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]   --> src/tests/plugins/test_reference_plugin.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         target: &IndexEntryProperty,
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `instance`
[INFO] [stdout]   --> src/tests/plugins/test_reference_plugin.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |         instance: &mut Hit,
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instance`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reference_id`
[INFO] [stdout]   --> src/tests/plugins/test_reference_plugin.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |         reference_id: &crate::Id,
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_reference_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]   --> src/tests/plugins/test_reference_plugin.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         target: &IndexEntryProperty,
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `instance`
[INFO] [stdout]   --> src/tests/plugins/test_reference_plugin.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |         instance: &mut Hit,
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instance`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reference_id`
[INFO] [stdout]   --> src/tests/plugins/test_reference_plugin.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |         reference_id: &crate::Id,
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_reference_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]   --> src/tests/plugins/test_reference_plugin.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |         target: &IndexEntryProperty,
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `property_name`
[INFO] [stdout]   --> src/prelude/validators/unique_in_parent/unique_in_parent_validator.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     property_name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `it_should_return_an_error_on_reference_arrays_when_validator_detects_it`
[INFO] [stdout]    --> src/tests/validation/test_validation.rs:130:4
[INFO] [stdout]     |
[INFO] [stdout] 130 | fn it_should_return_an_error_on_reference_arrays_when_validator_detects_it() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `property_name`
[INFO] [stdout]   --> src/prelude/validators/unique_in_parent/unique_in_parent_validator.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     property_name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.83s
[INFO] running `Command { std: "docker" "inspect" "e6f0db39e6fbed47e42880be2a586aa0e9cec30e708a475d6e43789bccf7c0f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6f0db39e6fbed47e42880be2a586aa0e9cec30e708a475d6e43789bccf7c0f3", kill_on_drop: false }`
[INFO] [stdout] e6f0db39e6fbed47e42880be2a586aa0e9cec30e708a475d6e43789bccf7c0f3