[INFO] fetching crate nn-rs 0.1.2... [INFO] testing nn-rs-0.1.2 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1 [INFO] extracting crate nn-rs 0.1.2 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate nn-rs 0.1.2 [INFO] finished tweaking crates.io crate nn-rs 0.1.2 [INFO] tweaked toml for crates.io crate nn-rs 0.1.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate nn-rs 0.1.2 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 41 packages to latest compatible versions [INFO] [stderr] Adding nalgebra v0.29.0 (available: v0.34.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f8f4ca2bab28e70be1c402e85ff699c8995cc00ea45a13b1f2fb4f6832195b67 [INFO] running `Command { std: "docker" "start" "-a" "f8f4ca2bab28e70be1c402e85ff699c8995cc00ea45a13b1f2fb4f6832195b67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f8f4ca2bab28e70be1c402e85ff699c8995cc00ea45a13b1f2fb4f6832195b67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f8f4ca2bab28e70be1c402e85ff699c8995cc00ea45a13b1f2fb4f6832195b67", kill_on_drop: false }` [INFO] [stdout] f8f4ca2bab28e70be1c402e85ff699c8995cc00ea45a13b1f2fb4f6832195b67 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c9b0e7e76c7f0d45bddc7cb6e2a24078ea06e1e2f64214566278a29d2c628ef0 [INFO] running `Command { std: "docker" "start" "-a" "c9b0e7e76c7f0d45bddc7cb6e2a24078ea06e1e2f64214566278a29d2c628ef0", kill_on_drop: false }` [INFO] [stderr] Compiling matrixmultiply v0.3.10 [INFO] [stderr] Compiling safe_arch v0.7.4 [INFO] [stderr] Compiling getrandom v0.2.16 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling approx v0.5.1 [INFO] [stderr] Compiling nalgebra-macros v0.1.0 [INFO] [stderr] Compiling num-rational v0.4.2 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling wide v0.7.33 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling rand_distr v0.4.3 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling num-complex v0.4.6 [INFO] [stderr] Compiling simba v0.6.0 [INFO] [stderr] Compiling nalgebra v0.29.0 [INFO] [stderr] Compiling nn-rs v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.02s [INFO] running `Command { std: "docker" "inspect" "c9b0e7e76c7f0d45bddc7cb6e2a24078ea06e1e2f64214566278a29d2c628ef0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c9b0e7e76c7f0d45bddc7cb6e2a24078ea06e1e2f64214566278a29d2c628ef0", kill_on_drop: false }` [INFO] [stdout] c9b0e7e76c7f0d45bddc7cb6e2a24078ea06e1e2f64214566278a29d2c628ef0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7fa364045c4943f99a3c5270dab946bb417f1a2b3ff1391d1ec57612f68d3d31 [INFO] running `Command { std: "docker" "start" "-a" "7fa364045c4943f99a3c5270dab946bb417f1a2b3ff1391d1ec57612f68d3d31", kill_on_drop: false }` [INFO] [stderr] Compiling nn-rs v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.02s [INFO] running `Command { std: "docker" "inspect" "7fa364045c4943f99a3c5270dab946bb417f1a2b3ff1391d1ec57612f68d3d31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7fa364045c4943f99a3c5270dab946bb417f1a2b3ff1391d1ec57612f68d3d31", kill_on_drop: false }` [INFO] [stdout] 7fa364045c4943f99a3c5270dab946bb417f1a2b3ff1391d1ec57612f68d3d31 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 58b3670b6e2fe305c69d1c23a29182758dae438e6d8331fdb39a109910894a46 [INFO] running `Command { std: "docker" "start" "-a" "58b3670b6e2fe305c69d1c23a29182758dae438e6d8331fdb39a109910894a46", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nn_rs-5eaf23ecb2c8c024) [INFO] [stdout] [INFO] [stdout] running 11 tests [INFO] [stdout] test metrics::metric_factory::tests::test_metric_factory ... ignored [INFO] [stdout] test metrics::euclidean_distance::tests::test_euclidean_distance ... ok [INFO] [stdout] test nearest_neighbours::tests::test_nearest_neighbours_add_vector ... ok [INFO] [stdout] test nearest_neighbours::tests::test_nearest_neighbours_new ... ok [INFO] [stdout] test nearest_neighbours::tests::test_nearest_neighbours_load ... ok [INFO] [stdout] test utils::tests::test_integer_decode ... ok [INFO] [stdout] test nearest_neighbours::tests::test_nearest_neighbours_query_by_vector ... ok [INFO] [stdout] test metrics::manhattan_distance::tests::test_manhattan_distance ... ok [INFO] [stdout] test metrics::cosine_distance::tests::test_cosine_distance ... ok [INFO] [stdout] test nearest_neighbours::tests::test_nearest_neighbours_from_json ... ok [INFO] [stdout] test nearest_neighbours::tests::test_nearest_neighbours_save ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- nearest_neighbours::tests::test_nearest_neighbours_save stdout ---- [INFO] [stdout] Error: Read-only file system (os error 30) [INFO] [stdout] [INFO] [stdout] Stack backtrace: [INFO] [stdout] 0: anyhow::error:: for anyhow::Error>::from [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.100/src/backtrace.rs:27:14 [INFO] [stdout] 1: as core::ops::try_trait::FromResidual>>::from_residual [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/result.rs:2174:27 [INFO] [stdout] 2: nn_rs::nearest_neighbours::NearestNeighbours::save [INFO] [stdout] at ./src/nearest_neighbours.rs:113:27 [INFO] [stdout] 3: nn_rs::nearest_neighbours::tests::test_nearest_neighbours_save [INFO] [stdout] at ./src/nearest_neighbours.rs:195:15 [INFO] [stdout] 4: nn_rs::nearest_neighbours::tests::test_nearest_neighbours_save::{{closure}} [INFO] [stdout] at ./src/nearest_neighbours.rs:190:42 [INFO] [stdout] 5: core::ops::function::FnOnce::call_once [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 6: core::ops::function::FnOnce::call_once [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 7: test::__rust_begin_short_backtrace [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/test/src/lib.rs:663:18 [INFO] [stdout] 8: test::run_test_in_process::{{closure}} [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/test/src/lib.rs:686:74 [INFO] [stdout] 9: as core::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 10: std::panicking::catch_unwind::do_call [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:590:40 [INFO] [stdout] 11: std::panicking::catch_unwind [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:553:19 [INFO] [stdout] 12: std::panic::catch_unwind [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panic.rs:359:14 [INFO] [stdout] 13: test::run_test_in_process [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/test/src/lib.rs:686:27 [INFO] [stdout] 14: test::run_test::{{closure}} [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/test/src/lib.rs:607:43 [INFO] [stdout] 15: test::run_test::{{closure}} [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/test/src/lib.rs:637:41 [INFO] [stdout] 16: std::sys::backtrace::__rust_begin_short_backtrace [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:158:18 [INFO] [stdout] 17: std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}} [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/thread/mod.rs:559:17 [INFO] [stdout] 18: as core::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 19: std::panicking::catch_unwind::do_call [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:590:40 [INFO] [stdout] 20: std::panicking::catch_unwind [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:553:19 [INFO] [stdout] 21: std::panic::catch_unwind [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panic.rs:359:14 [INFO] [stdout] 22: std::thread::Builder::spawn_unchecked_::{{closure}} [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 23: core::ops::function::FnOnce::call_once{{vtable.shim}} [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 24: as core::ops::function::FnOnce>::call_once [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/alloc/src/boxed.rs:1971:9 [INFO] [stdout] 25: std::sys::pal::unix::thread::Thread::new::thread_start [INFO] [stdout] at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/pal/unix/thread.rs:107:17 [INFO] [stdout] 26: [INFO] [stdout] 27: clone [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] nearest_neighbours::tests::test_nearest_neighbours_save [INFO] [stdout] [INFO] [stdout] test result: FAILED. 9 passed; 1 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.08s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] running `Command { std: "docker" "inspect" "58b3670b6e2fe305c69d1c23a29182758dae438e6d8331fdb39a109910894a46", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58b3670b6e2fe305c69d1c23a29182758dae438e6d8331fdb39a109910894a46", kill_on_drop: false }` [INFO] [stdout] 58b3670b6e2fe305c69d1c23a29182758dae438e6d8331fdb39a109910894a46