[INFO] fetching crate hakuban 0.7.3...
[INFO] testing hakuban-0.7.3 against 1.69.0 for beta-1.70-1
[INFO] extracting crate hakuban 0.7.3 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate hakuban 0.7.3 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hakuban 0.7.3
[INFO] finished tweaking crates.io crate hakuban 0.7.3
[INFO] tweaked toml for crates.io crate hakuban 0.7.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate hakuban 0.7.3 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" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "inspect" "6130bcc6d18c1f76853bd94b1072224d36066260f362cbeb9f32491bb6ac22c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6130bcc6d18c1f76853bd94b1072224d36066260f362cbeb9f32491bb6ac22c9", kill_on_drop: false }`
[INFO] [stdout] 6130bcc6d18c1f76853bd94b1072224d36066260f362cbeb9f32491bb6ac22c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f07f8632f445061d0559e48893f5f2a22763e45e0c3e36f007d6d0a78d32d020
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[INFO] [stderr]    Compiling hakuban v0.7.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Shuffle` is never constructed
[INFO] [stdout]  --> tests/common/shuffler.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Shuffle<T: Clone + Sync + Send + 'static> {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Task` is never constructed
[INFO] [stdout]   --> tests/common/shuffler.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct Task {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> tests/common/shuffler.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn new(fuzzy_barrier_count: usize) -> Shuffle<T> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `task` is never used
[INFO] [stdout]   --> tests/common/shuffler.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn task<R: Future<Output = Result<(), Box<dyn Error + Send + Sync>>> + Send + Sync + 'static>(
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `setup` is never used
[INFO] [stdout]   --> tests/common/shuffler.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn setup<R: Future<Output = Result<T, Box<dyn Error + Send + Sync>>> + Send + Sync + 'static>(
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `run` is never used
[INFO] [stdout]   --> tests/common/shuffler.rs:65:15
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub async fn run(self, timeout: Duration) -> Result<(), Box<dyn Error + Sync + Send>> {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `fuzzy_barrier` is never used
[INFO] [stdout]    --> tests/common/shuffler.rs:164:15
[INFO] [stdout]     |
[INFO] [stdout] 164 |     pub async fn fuzzy_barrier(&mut self) {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `barrier` is never used
[INFO] [stdout]    --> tests/common/shuffler.rs:178:15
[INFO] [stdout]     |
[INFO] [stdout] 178 |     pub async fn barrier(&mut self) {
[INFO] [stdout]     |                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `teardown` is never read
[INFO] [stdout]   --> tests/common/shuffler.rs:24:2
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct Shuffle<T: Clone + Sync + Send + 'static> {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 24 |     teardown: Option<Box<dyn Fn(T) -> Box<dyn Future<Output = Result<(), Box<dyn Error>>>>>>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 41.32s
[INFO] running `Command { std: "docker" "inspect" "f07f8632f445061d0559e48893f5f2a22763e45e0c3e36f007d6d0a78d32d020", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f07f8632f445061d0559e48893f5f2a22763e45e0c3e36f007d6d0a78d32d020", kill_on_drop: false }`
[INFO] [stdout] f07f8632f445061d0559e48893f5f2a22763e45e0c3e36f007d6d0a78d32d020
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 50e31c0e743ccb9dbf26250f1a4457374e7b37788a758bdb002fc9954e9f6d7b
[INFO] running `Command { std: "docker" "start" "-a" "50e31c0e743ccb9dbf26250f1a4457374e7b37788a758bdb002fc9954e9f6d7b", kill_on_drop: false }`
[INFO] [stderr] warning: field `teardown` is never read
[INFO] [stderr]   --> tests/common/shuffler.rs:24:2
[INFO] [stderr]    |
[INFO] [stderr] 8  | pub struct Shuffle<T: Clone + Sync + Send + 'static> {
[INFO] [stderr]    |            ------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 24 |     teardown: Option<Box<dyn Fn(T) -> Box<dyn Future<Output = Result<(), Box<dyn Error>>>>>>,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Shuffle` is never constructed
[INFO] [stderr]  --> tests/common/shuffler.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct Shuffle<T: Clone + Sync + Send + 'static> {
[INFO] [stderr]   |            ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Task` is never constructed
[INFO] [stderr]   --> tests/common/shuffler.rs:30:12
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub struct Task {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> tests/common/shuffler.rs:41:9
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn new(fuzzy_barrier_count: usize) -> Shuffle<T> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `task` is never used
[INFO] [stderr]   --> tests/common/shuffler.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn task<R: Future<Output = Result<(), Box<dyn Error + Send + Sync>>> + Send + Sync + 'static>(
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `setup` is never used
[INFO] [stderr]   --> tests/common/shuffler.rs:58:9
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn setup<R: Future<Output = Result<T, Box<dyn Error + Send + Sync>>> + Send + Sync + 'static>(
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `run` is never used
[INFO] [stderr]   --> tests/common/shuffler.rs:65:15
[INFO] [stderr]    |
[INFO] [stderr] 65 |     pub async fn run(self, timeout: Duration) -> Result<(), Box<dyn Error + Sync + Send>> {
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `fuzzy_barrier` is never used
[INFO] [stderr]    --> tests/common/shuffler.rs:164:15
[INFO] [stderr]     |
[INFO] [stderr] 164 |     pub async fn fuzzy_barrier(&mut self) {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `barrier` is never used
[INFO] [stderr]    --> tests/common/shuffler.rs:178:15
[INFO] [stderr]     |
[INFO] [stderr] 178 |     pub async fn barrier(&mut self) {
[INFO] [stderr]     |                  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `hakuban` (test "basic") generated 1 warning
[INFO] [stderr] warning: `hakuban` (test "performance") generated 8 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hakuban-a62e82f062a292e5)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test diff::tests::can_diff_and_patch_wiki_titles ... ignored
[INFO] [stdout] test descriptor::tests::tag_descriptor_can_be_serialized_and_deserialized_with_json ... ok
[INFO] [stdout] test descriptor::tests::tag_descriptor_can_be_constructed_from_whatever_is_convertible_to_json ... ok
[INFO] [stdout] test descriptor::tests::object_descriptor_can_be_serialized_and_deserialized_with_json ... ok
[INFO] [stdout] test diff::tests::can_diff_and_patch_select_data_sets ... ok
[INFO] [stdout] test message::tests::can_serialize_and_deserialize_message ... ok
[INFO] [stdout] test diff::tests::can_diff_and_patch_data_sets_contstructed_by_copy_pasting_from_the_origin ... ok
[INFO] [stdout] test diff::tests::can_diff_and_patch_random_data_sets_of_varying_length ... ok
[INFO] [stdout] test diff::tests::can_diff_and_patch_random_data_sets_of_fixed_length ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/hakuban-router.rs (/opt/rustwide/target/debug/deps/hakuban_router-bc6b87a2996d1115)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/basic.rs (/opt/rustwide/target/debug/deps/basic-cbcf7f3ce215a94c)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test local_instant_object_state_sink_drop_panic ... ok
[INFO] [stderr] error: test failed, to rerun pass `--test basic`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/basic-cbcf7f3ce215a94c` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "50e31c0e743ccb9dbf26250f1a4457374e7b37788a758bdb002fc9954e9f6d7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50e31c0e743ccb9dbf26250f1a4457374e7b37788a758bdb002fc9954e9f6d7b", kill_on_drop: false }`
[INFO] [stdout] 50e31c0e743ccb9dbf26250f1a4457374e7b37788a758bdb002fc9954e9f6d7b
