[INFO] fetching crate lfa 0.15.0... [INFO] checking lfa-0.15.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate lfa 0.15.0 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate lfa 0.15.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate lfa 0.15.0 [INFO] finished tweaking crates.io crate lfa 0.15.0 [INFO] tweaked toml for crates.io crate lfa 0.15.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 43 packages to latest compatible versions [INFO] [stderr] Adding blas-src v0.2.1 (latest: v0.10.0) [INFO] [stderr] Adding env_logger v0.7.1 (latest: v0.11.5) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.15) [INFO] [stderr] Adding itertools v0.8.2 (latest: v0.13.0) [INFO] [stderr] Adding itertools v0.9.0 (latest: v0.13.0) [INFO] [stderr] Adding matrixmultiply v0.2.4 (latest: v0.3.9) [INFO] [stderr] Adding ndarray v0.13.1 (latest: v0.16.1) [INFO] [stderr] Adding num-complex v0.2.4 (latest: v0.4.6) [INFO] [stderr] Adding openblas-src v0.6.1 (latest: v0.10.9) [INFO] [stderr] Adding quickcheck v0.9.2 (latest: v1.0.3) [INFO] [stderr] Adding rand v0.7.3 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_distr v0.2.2 (latest: v0.4.3) [INFO] [stderr] Adding rand_hc v0.2.0 (latest: v0.3.2) [INFO] [stderr] Adding spaces v5.0.0 (latest: v6.0.0) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded blas-src v0.2.1 [INFO] [stderr] Downloaded spaces v5.0.0 [INFO] [stderr] Downloaded openblas-src v0.6.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e024715a694afc8c7bb1b316e3e9dd4669e835701083aa85ab3034fb51df759e [INFO] running `Command { std: "docker" "start" "-a" "e024715a694afc8c7bb1b316e3e9dd4669e835701083aa85ab3034fb51df759e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e024715a694afc8c7bb1b316e3e9dd4669e835701083aa85ab3034fb51df759e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e024715a694afc8c7bb1b316e3e9dd4669e835701083aa85ab3034fb51df759e", kill_on_drop: false }` [INFO] [stdout] e024715a694afc8c7bb1b316e3e9dd4669e835701083aa85ab3034fb51df759e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5ffedaf045ec9a959f0377e820ed28e38c3a338371f547fd12c4b47fb2b90101 [INFO] running `Command { std: "docker" "start" "-a" "5ffedaf045ec9a959f0377e820ed28e38c3a338371f547fd12c4b47fb2b90101", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Compiling openblas-src v0.6.1 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Compiling ndarray v0.13.1 [INFO] [stderr] Checking matrixmultiply v0.2.4 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking blas-src v0.2.1 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking spaces v5.0.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking lfa v0.15.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `serialize` [INFO] [stdout] --> src/basis/tile_coding.rs:46:16 [INFO] [stdout] | [INFO] [stdout] 46 | #[cfg_attr(feature = "serialize", serde(default))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `blas`, `default`, `serde`, and `serde_crate` [INFO] [stdout] = help: consider adding `serialize` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/features.rs:372:9 [INFO] [stdout] | [INFO] [stdout] 372 | mem::replace(self, old.map_into(f)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 372 | let _ = mem::replace(self, old.map_into(f)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/features.rs:538:9 [INFO] [stdout] | [INFO] [stdout] 538 | mem::replace(self, old.merge_into(other, f)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 538 | let _ = mem::replace(self, old.merge_into(other, f)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking quickcheck v0.9.2 [INFO] [stderr] Checking rand_distr v0.2.2 [INFO] [stdout] warning: unexpected `cfg` condition value: `serialize` [INFO] [stdout] --> src/basis/tile_coding.rs:46:16 [INFO] [stdout] | [INFO] [stdout] 46 | #[cfg_attr(feature = "serialize", serde(default))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `blas`, `default`, `serde`, and `serde_crate` [INFO] [stdout] = help: consider adding `serialize` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/features.rs:372:9 [INFO] [stdout] | [INFO] [stdout] 372 | mem::replace(self, old.map_into(f)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 372 | let _ = mem::replace(self, old.map_into(f)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/features.rs:538:9 [INFO] [stdout] | [INFO] [stdout] 538 | mem::replace(self, old.merge_into(other, f)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 538 | let _ = mem::replace(self, old.merge_into(other, f)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.23s [INFO] running `Command { std: "docker" "inspect" "5ffedaf045ec9a959f0377e820ed28e38c3a338371f547fd12c4b47fb2b90101", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ffedaf045ec9a959f0377e820ed28e38c3a338371f547fd12c4b47fb2b90101", kill_on_drop: false }` [INFO] [stdout] 5ffedaf045ec9a959f0377e820ed28e38c3a338371f547fd12c4b47fb2b90101