[INFO] fetching crate neuroflow 0.1.3... [INFO] testing neuroflow-0.1.3 against 1.55.0 for beta-1.56-1 [INFO] extracting crate neuroflow 0.1.3 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate neuroflow 0.1.3 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate neuroflow 0.1.3 [INFO] finished tweaking crates.io crate neuroflow 0.1.3 [INFO] tweaked toml for crates.io crate neuroflow 0.1.3 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 55312abee1dd2ca2c2ce94dd4f367350e6d4b5419f7d1afc0e66ae9148d7d979 [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" "55312abee1dd2ca2c2ce94dd4f367350e6d4b5419f7d1afc0e66ae9148d7d979", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "55312abee1dd2ca2c2ce94dd4f367350e6d4b5419f7d1afc0e66ae9148d7d979", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "55312abee1dd2ca2c2ce94dd4f367350e6d4b5419f7d1afc0e66ae9148d7d979", kill_on_drop: false }` [INFO] [stdout] 55312abee1dd2ca2c2ce94dd4f367350e6d4b5419f7d1afc0e66ae9148d7d979 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 636953c566fdad049a2d2daf07af4ea01cbc708f3d3d013a41a036f12616b74c [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" "636953c566fdad049a2d2daf07af4ea01cbc708f3d3d013a41a036f12616b74c", kill_on_drop: false }` [INFO] [stderr] Compiling bincode v0.9.2 [INFO] [stderr] Compiling neuroflow v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/data/mod.rs:113:61 [INFO] [stdout] | [INFO] [stdout] 113 | pub fn from_csv(file_path: &str) -> Result> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:140:18 [INFO] [stdout] | [INFO] [stdout] 140 | StdError(Box) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `nn` [INFO] [stdout] --> src/estimators/mod.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn OBS(nn: &super::FeedForward) { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_nn` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `obj` [INFO] [stdout] --> src/io/mod.rs:85:37 [INFO] [stdout] | [INFO] [stdout] 85 | pub fn to_json(obj: T) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_obj` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/io/mod.rs:90:18 [INFO] [stdout] | [INFO] [stdout] 90 | pub fn from_json(s: &str){ [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.82s [INFO] running `Command { std: "docker" "inspect" "636953c566fdad049a2d2daf07af4ea01cbc708f3d3d013a41a036f12616b74c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "636953c566fdad049a2d2daf07af4ea01cbc708f3d3d013a41a036f12616b74c", kill_on_drop: false }` [INFO] [stdout] 636953c566fdad049a2d2daf07af4ea01cbc708f3d3d013a41a036f12616b74c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 72671d95a705480a99f686cc7dd5486b4fbac01e0bd5d9f31832d373b8abe936 [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" "72671d95a705480a99f686cc7dd5486b4fbac01e0bd5d9f31832d373b8abe936", kill_on_drop: false }` [INFO] [stderr] Compiling neuroflow v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/data/mod.rs:113:61 [INFO] [stdout] | [INFO] [stdout] 113 | pub fn from_csv(file_path: &str) -> Result> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:140:18 [INFO] [stdout] | [INFO] [stdout] 140 | StdError(Box) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `nn` [INFO] [stdout] --> src/estimators/mod.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn OBS(nn: &super::FeedForward) { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_nn` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `obj` [INFO] [stdout] --> src/io/mod.rs:85:37 [INFO] [stdout] | [INFO] [stdout] 85 | pub fn to_json(obj: T) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_obj` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/io/mod.rs:90:18 [INFO] [stdout] | [INFO] [stdout] 90 | pub fn from_json(s: &str){ [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/data/mod.rs:113:61 [INFO] [stdout] | [INFO] [stdout] 113 | pub fn from_csv(file_path: &str) -> Result> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:140:18 [INFO] [stdout] | [INFO] [stdout] 140 | StdError(Box) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `nn` [INFO] [stdout] --> src/estimators/mod.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn OBS(nn: &super::FeedForward) { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_nn` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `obj` [INFO] [stdout] --> src/io/mod.rs:85:37 [INFO] [stdout] | [INFO] [stdout] 85 | pub fn to_json(obj: T) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_obj` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/io/mod.rs:90:18 [INFO] [stdout] | [INFO] [stdout] 90 | pub fn from_json(s: &str){ [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.54s [INFO] running `Command { std: "docker" "inspect" "72671d95a705480a99f686cc7dd5486b4fbac01e0bd5d9f31832d373b8abe936", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "72671d95a705480a99f686cc7dd5486b4fbac01e0bd5d9f31832d373b8abe936", kill_on_drop: false }` [INFO] [stdout] 72671d95a705480a99f686cc7dd5486b4fbac01e0bd5d9f31832d373b8abe936 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] cc5f97b1a87118ed7a422cc4d8fde8b01b7f13c8d368becbb34355088c736616 [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" "cc5f97b1a87118ed7a422cc4d8fde8b01b7f13c8d368becbb34355088c736616", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/data/mod.rs:113:61 [INFO] [stderr] | [INFO] [stderr] 113 | pub fn from_csv(file_path: &str) -> Result> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:140:18 [INFO] [stderr] | [INFO] [stderr] 140 | StdError(Box) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: unused variable: `nn` [INFO] [stderr] --> src/estimators/mod.rs:26:12 [INFO] [stderr] | [INFO] [stderr] 26 | pub fn OBS(nn: &super::FeedForward) { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_nn` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `obj` [INFO] [stderr] --> src/io/mod.rs:85:37 [INFO] [stderr] | [INFO] [stderr] 85 | pub fn to_json(obj: T) { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_obj` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `s` [INFO] [stderr] --> src/io/mod.rs:90:18 [INFO] [stderr] | [INFO] [stderr] 90 | pub fn from_json(s: &str){ [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stderr] [INFO] [stderr] warning: `neuroflow` (lib) generated 5 warnings [INFO] [stderr] warning: `neuroflow` (lib test) generated 5 warnings (5 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/neuroflow-b13af2347eaf6a1d) [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] Doc-tests neuroflow [INFO] [stdout] [INFO] [stdout] running 29 tests [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --crate-type lib --crate-name neuroflow --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bincode=/opt/rustwide/target/debug/deps/libbincode-f8e1b0ab6eec9e70.rlib --extern csv=/opt/rustwide/target/debug/deps/libcsv-d46f0f594d56326d.rlib --extern neuroflow=/opt/rustwide/target/debug/deps/libneuroflow-27eaa7e39993bf8f.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-e923541b005b113c.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-e1e7584dcba0a5cc.rlib --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-8fe885f1d4439ddc.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-281168d0e6558308.rlib --extern time=/opt/rustwide/target/debug/deps/libtime-e6b722fe51caddf0.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill) [INFO] running `Command { std: "docker" "inspect" "cc5f97b1a87118ed7a422cc4d8fde8b01b7f13c8d368becbb34355088c736616", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc5f97b1a87118ed7a422cc4d8fde8b01b7f13c8d368becbb34355088c736616", kill_on_drop: false }` [INFO] [stdout] cc5f97b1a87118ed7a422cc4d8fde8b01b7f13c8d368becbb34355088c736616