[INFO] fetching crate autograd 1.1.0... [INFO] checking autograd-1.1.0 against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863 [INFO] extracting crate autograd 1.1.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate autograd 1.1.0 on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate autograd 1.1.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate autograd 1.1.0 [INFO] tweaked toml for crates.io crate autograd 1.1.0 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate crates.io crate autograd 1.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 789f0597330f8016e0b433782d4fce8abf6674b2f63e09524b2843f5b7b70989 [INFO] running `Command { std: "docker" "start" "-a" "789f0597330f8016e0b433782d4fce8abf6674b2f63e09524b2843f5b7b70989", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "789f0597330f8016e0b433782d4fce8abf6674b2f63e09524b2843f5b7b70989", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "789f0597330f8016e0b433782d4fce8abf6674b2f63e09524b2843f5b7b70989", kill_on_drop: false }` [INFO] [stdout] 789f0597330f8016e0b433782d4fce8abf6674b2f63e09524b2843f5b7b70989 [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=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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] edbf6c90791152ae55adead367549a762a92002abbbd061b1aec54dc41e30831 [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" "edbf6c90791152ae55adead367549a762a92002abbbd061b1aec54dc41e30831", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libm v0.2.1 [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling const_fn v0.4.4 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling getrandom v0.2.0 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling matrixmultiply v0.1.15 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking rawpointer v0.1.0 [INFO] [stderr] Compiling ndarray v0.12.1 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Checking smallvec v1.5.1 [INFO] [stderr] Checking matrixmultiply v0.2.4 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-bigint v0.3.1 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.1 [INFO] [stderr] Checking rand_core v0.6.0 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking rand v0.8.0 [INFO] [stderr] Checking num-complex v0.3.1 [INFO] [stderr] Checking rand_distr v0.4.0 [INFO] [stderr] Checking num v0.3.1 [INFO] [stderr] Checking autograd v1.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `expand_dims_view` [INFO] [stdout] --> src/ndarray_ext.rs:68:15 [INFO] [stdout] | [INFO] [stdout] 68 | pub(crate) fn expand_dims_view(x: NdArrayView, axis: usize) -> NdArrayView { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `broadcast_if_necessary` [INFO] [stdout] --> src/ops/binary_ops.rs:296:4 [INFO] [stdout] | [INFO] [stdout] 296 | fn broadcast_if_necessary<'g, T: Float>( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/gradient.rs:197:20 [INFO] [stdout] | [INFO] [stdout] 197 | panic!(msg1); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 197 | panic!("{}", msg1); [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 197 | std::panic::panic_any(msg1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `expand_dims_view` [INFO] [stdout] --> src/ndarray_ext.rs:68:15 [INFO] [stdout] | [INFO] [stdout] 68 | pub(crate) fn expand_dims_view(x: NdArrayView, axis: usize) -> NdArrayView { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `broadcast_if_necessary` [INFO] [stdout] --> src/ops/binary_ops.rs:296:4 [INFO] [stdout] | [INFO] [stdout] 296 | fn broadcast_if_necessary<'g, T: Float>( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/gradient.rs:197:20 [INFO] [stdout] | [INFO] [stdout] 197 | panic!(msg1); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 197 | panic!("{}", msg1); [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 197 | std::panic::panic_any(msg1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 30.32s [INFO] running `Command { std: "docker" "inspect" "edbf6c90791152ae55adead367549a762a92002abbbd061b1aec54dc41e30831", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "edbf6c90791152ae55adead367549a762a92002abbbd061b1aec54dc41e30831", kill_on_drop: false }` [INFO] [stdout] edbf6c90791152ae55adead367549a762a92002abbbd061b1aec54dc41e30831