[INFO] fetching crate grapes 0.3.0...
[INFO] checking grapes-0.3.0 against master#fd2c811d25ad5773fbd2463e058bf4edf4d44eb2 for pr-130443
[INFO] extracting crate grapes 0.3.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate grapes 0.3.0 on toolchain fd2c811d25ad5773fbd2463e058bf4edf4d44eb2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate grapes 0.3.0
[INFO] finished tweaking crates.io crate grapes 0.3.0
[INFO] tweaked toml for crates.io crate grapes 0.3.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 18 packages to latest compatible versions
[INFO] [stderr]       Adding bitmaps v2.1.0 (available: v3.2.1)
[INFO] [stderr]       Adding imbl v1.0.1 (available: v3.0.0)
[INFO] [stderr]       Adding sized-chunks v0.6.5 (available: v0.7.0)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.77)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded velcro v0.5.4
[INFO] [stderr]   Downloaded velcro_core v0.5.4
[INFO] [stderr]   Downloaded impls v1.0.3
[INFO] [stderr]   Downloaded velcro_macros v0.5.4
[INFO] [stderr]   Downloaded imbl v1.0.1
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 18b0abc86b3a75c8ee08285115bd05270544ff10e46465f14629c22776b44e56
[INFO] running `Command { std: "docker" "start" "-a" "18b0abc86b3a75c8ee08285115bd05270544ff10e46465f14629c22776b44e56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18b0abc86b3a75c8ee08285115bd05270544ff10e46465f14629c22776b44e56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18b0abc86b3a75c8ee08285115bd05270544ff10e46465f14629c22776b44e56", kill_on_drop: false }`
[INFO] [stdout] 18b0abc86b3a75c8ee08285115bd05270544ff10e46465f14629c22776b44e56
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 086250a47f2012805fd9e6812c9118b26571fdd534004a58505354577db337a1
[INFO] running `Command { std: "docker" "start" "-a" "086250a47f2012805fd9e6812c9118b26571fdd534004a58505354577db337a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]     Checking impls v1.0.3
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]     Checking rand_xoshiro v0.6.0
[INFO] [stderr]     Checking sized-chunks v0.6.5
[INFO] [stderr]     Checking imbl v1.0.1
[INFO] [stderr]     Checking grapes v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/tree/error.rs:31:16
[INFO] [stdout]    |
[INFO] [stdout] 31 |     NoSuchNode(NodeId),
[INFO] [stdout]    |     ---------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RemoveByIdError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 31 |     NoSuchNode(()),
[INFO] [stdout]    |                ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling velcro_core v0.5.4
[INFO] [stderr]    Compiling velcro_macros v0.5.4
[INFO] [stderr]     Checking velcro v0.5.4
[INFO] [stdout] error[E0432]: unresolved import `graph_test`
[INFO] [stdout]  --> src/fuzz_test.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |     use graph_test::{verify_correctness, Location, TreeManipulation, TreeTraversal};
[INFO] [stdout]   |         ^^^^^^^^^^ use of undeclared crate or module `graph_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0223]: ambiguous associated type
[INFO] [stdout]   --> src/fuzz_test.rs:19:27
[INFO] [stdout]    |
[INFO] [stdout] 19 |         fn root(&self) -> Self::NodeId {
[INFO] [stdout]    |                           ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if there were a trait named `Example` with associated type `NodeId` implemented for `tree::Tree<T>`, you could use the fully-qualified path
[INFO] [stdout]    |
[INFO] [stdout] 19 |         fn root(&self) -> <tree::Tree<T> as Example>::NodeId {
[INFO] [stdout]    |                           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0223]: ambiguous associated type
[INFO] [stdout]   --> src/fuzz_test.rs:25:19
[INFO] [stdout]    |
[INFO] [stdout] 25 |             node: Self::NodeId,
[INFO] [stdout]    |                   ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if there were a trait named `Example` with associated type `NodeId` implemented for `tree::Tree<T>`, you could use the fully-qualified path
[INFO] [stdout]    |
[INFO] [stdout] 25 |             node: <tree::Tree<T> as Example>::NodeId,
[INFO] [stdout]    |                   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0223]: ambiguous associated type
[INFO] [stdout]   --> src/fuzz_test.rs:26:46
[INFO] [stdout]    |
[INFO] [stdout] 26 |         ) -> (&'a T, Box<dyn Iterator<Item = Self::NodeId> + 'a>) {
[INFO] [stdout]    |                                              ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if there were a trait named `Example` with associated type `NodeId` implemented for `tree::Tree<T>`, you could use the fully-qualified path
[INFO] [stdout]    |
[INFO] [stdout] 26 |         ) -> (&'a T, Box<dyn Iterator<Item = <tree::Tree<T> as Example>::NodeId> + 'a>) {
[INFO] [stdout]    |                                              ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0223]: ambiguous associated type
[INFO] [stdout]   --> src/fuzz_test.rs:38:40
[INFO] [stdout]    |
[INFO] [stdout] 38 |         fn new_with_root(value: T) -> (Self::Key, Self) {
[INFO] [stdout]    |                                        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if there were a trait named `Example` with associated type `Key` implemented for `tree::Tree<T>`, you could use the fully-qualified path
[INFO] [stdout]    |
[INFO] [stdout] 38 |         fn new_with_root(value: T) -> (<tree::Tree<T> as Example>::Key, Self) {
[INFO] [stdout]    |                                        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0223]: ambiguous associated type
[INFO] [stdout]   --> src/fuzz_test.rs:44:79
[INFO] [stdout]    |
[INFO] [stdout] 44 |         fn insert_node(&mut self, value: T, location: Location<Self::Key>) -> Self::Key {
[INFO] [stdout]    |                                                                               ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if there were a trait named `Example` with associated type `Key` implemented for `tree::Tree<T>`, you could use the fully-qualified path
[INFO] [stdout]    |
[INFO] [stdout] 44 |         fn insert_node(&mut self, value: T, location: Location<Self::Key>) -> <tree::Tree<T> as Example>::Key {
[INFO] [stdout]    |                                                                               ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0223]: ambiguous associated type
[INFO] [stdout]   --> src/fuzz_test.rs:62:38
[INFO] [stdout]    |
[INFO] [stdout] 62 |         fn move_node(&mut self, id: &Self::Key, new_location: Location<Self::Key>) {
[INFO] [stdout]    |                                      ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if there were a trait named `Example` with associated type `Key` implemented for `tree::Tree<T>`, you could use the fully-qualified path
[INFO] [stdout]    |
[INFO] [stdout] 62 |         fn move_node(&mut self, id: &<tree::Tree<T> as Example>::Key, new_location: Location<Self::Key>) {
[INFO] [stdout]    |                                      ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0223]: ambiguous associated type
[INFO] [stdout]   --> src/fuzz_test.rs:71:35
[INFO] [stdout]    |
[INFO] [stdout] 71 |         fn remove(&mut self, id: &Self::Key) {
[INFO] [stdout]    |                                   ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if there were a trait named `Example` with associated type `Key` implemented for `tree::Tree<T>`, you could use the fully-qualified path
[INFO] [stdout]    |
[INFO] [stdout] 71 |         fn remove(&mut self, id: &<tree::Tree<T> as Example>::Key) {
[INFO] [stdout]    |                                   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `graph_test`
[INFO] [stdout]  --> src/fuzz_test.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 |     impl From<graph_test::Location<NodeId>> for crate::tree::Location {
[INFO] [stdout]   |               ^^^^^^^^^^ use of undeclared crate or module `graph_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0223, E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0223`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `grapes` (lib test) due to 10 previous errors
[INFO] running `Command { std: "docker" "inspect" "086250a47f2012805fd9e6812c9118b26571fdd534004a58505354577db337a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "086250a47f2012805fd9e6812c9118b26571fdd534004a58505354577db337a1", kill_on_drop: false }`
[INFO] [stdout] 086250a47f2012805fd9e6812c9118b26571fdd534004a58505354577db337a1
