[INFO] fetching crate neat-gru 1.4.0... [INFO] testing neat-gru-1.4.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate neat-gru 1.4.0 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate neat-gru 1.4.0 [INFO] finished tweaking crates.io crate neat-gru 1.4.0 [INFO] tweaked toml for crates.io crate neat-gru 1.4.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate neat-gru 1.4.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate neat-gru 1.4.0 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4dc7d705620056ee59997ffc547dc36daab8644343479557776b3467960f9c1f [INFO] running `Command { std: "docker" "start" "-a" "4dc7d705620056ee59997ffc547dc36daab8644343479557776b3467960f9c1f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4dc7d705620056ee59997ffc547dc36daab8644343479557776b3467960f9c1f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4dc7d705620056ee59997ffc547dc36daab8644343479557776b3467960f9c1f", kill_on_drop: false }` [INFO] [stdout] 4dc7d705620056ee59997ffc547dc36daab8644343479557776b3467960f9c1f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fc8d4afbfb249c87156c5731d3ee10d9acace929f5d239e6301f6525e66b2580 [INFO] running `Command { std: "docker" "start" "-a" "fc8d4afbfb249c87156c5731d3ee10d9acace929f5d239e6301f6525e66b2580", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling libm v0.2.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling proc-macro2 v1.0.34 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling syn v1.0.83 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling num-bigint v0.4.3 [INFO] [stderr] Compiling serde_derive v1.0.132 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling num-rational v0.4.0 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling serde v1.0.132 [INFO] [stderr] Compiling ppv-lite86 v0.2.15 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling serde_json v1.0.73 [INFO] [stderr] Compiling async-trait v0.1.52 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling ryu v1.0.9 [INFO] [stderr] Compiling itoa v1.0.1 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling itertools v0.10.3 [INFO] [stderr] Compiling num-complex v0.4.0 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling rand_distr v0.4.2 [INFO] [stderr] Compiling num v0.4.0 [INFO] [stderr] Compiling numeric_literals v0.2.0 [INFO] [stderr] Compiling neat-gru v1.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/topology/topology_struct.rs:319:17 [INFO] [stdout] | [INFO] [stdout] 319 | let mut gene = &mut *gene_rc.borrow_mut(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/topology/topology_struct.rs:360:17 [INFO] [stdout] | [INFO] [stdout] 360 | let mut gene = &mut *gene_to_split.borrow_mut(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.04s [INFO] running `Command { std: "docker" "inspect" "fc8d4afbfb249c87156c5731d3ee10d9acace929f5d239e6301f6525e66b2580", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc8d4afbfb249c87156c5731d3ee10d9acace929f5d239e6301f6525e66b2580", kill_on_drop: false }` [INFO] [stdout] fc8d4afbfb249c87156c5731d3ee10d9acace929f5d239e6301f6525e66b2580 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fd52e6899093caf91818e8324f161e19b5589055a674c92de0548a6c28d6cbda [INFO] running `Command { std: "docker" "start" "-a" "fd52e6899093caf91818e8324f161e19b5589055a674c92de0548a6c28d6cbda", kill_on_drop: false }` [INFO] [stderr] Compiling semver v1.0.4 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling plotters-backend v0.3.2 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling half v1.8.2 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling plotters-svg v0.3.1 [INFO] [stderr] Compiling serde_cbor v0.11.2 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling plotters v0.3.1 [INFO] [stderr] Compiling bstr v0.2.17 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling criterion-plot v0.4.4 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/topology/topology_struct.rs:319:17 [INFO] [stdout] | [INFO] [stdout] 319 | let mut gene = &mut *gene_rc.borrow_mut(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/topology/topology_struct.rs:360:17 [INFO] [stdout] | [INFO] [stdout] 360 | let mut gene = &mut *gene_to_split.borrow_mut(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling criterion v0.3.5 [INFO] [stderr] Compiling neat-gru v1.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/topology/topology_struct.rs:319:17 [INFO] [stdout] | [INFO] [stdout] 319 | let mut gene = &mut *gene_rc.borrow_mut(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/topology/topology_struct.rs:360:17 [INFO] [stdout] | [INFO] [stdout] 360 | let mut gene = &mut *gene_to_split.borrow_mut(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 29.10s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4` [INFO] running `Command { std: "docker" "inspect" "fd52e6899093caf91818e8324f161e19b5589055a674c92de0548a6c28d6cbda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fd52e6899093caf91818e8324f161e19b5589055a674c92de0548a6c28d6cbda", kill_on_drop: false }` [INFO] [stdout] fd52e6899093caf91818e8324f161e19b5589055a674c92de0548a6c28d6cbda [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7b86334b9dfcbc78c70eb40ed59f5f77278b76b71a62f09ab38a2e98eba7e08a [INFO] running `Command { std: "docker" "start" "-a" "7b86334b9dfcbc78c70eb40ed59f5f77278b76b71a62f09ab38a2e98eba7e08a", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/topology/topology_struct.rs:319:17 [INFO] [stderr] | [INFO] [stderr] 319 | let mut gene = &mut *gene_rc.borrow_mut(); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/topology/topology_struct.rs:360:17 [INFO] [stderr] | [INFO] [stderr] 360 | let mut gene = &mut *gene_to_split.borrow_mut(); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: `neat-gru` (lib) generated 2 warnings (run `cargo fix --lib -p neat-gru` to apply 2 suggestions) [INFO] [stderr] warning: `neat-gru` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4` [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/neat_gru-e1001f402441d7c9) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test tests::test_clone_network ... ok [INFO] [stdout] test tests::test_import_network ... ok [INFO] [stdout] test tests::test_train ... ok [INFO] [stdout] test tests::test_train_memory ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.57s [INFO] [stdout] [INFO] [stderr] Doc-tests neat_gru [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/train/training.rs - train::training::Train<'a,T,F>::new (line 215) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "7b86334b9dfcbc78c70eb40ed59f5f77278b76b71a62f09ab38a2e98eba7e08a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b86334b9dfcbc78c70eb40ed59f5f77278b76b71a62f09ab38a2e98eba7e08a", kill_on_drop: false }` [INFO] [stdout] 7b86334b9dfcbc78c70eb40ed59f5f77278b76b71a62f09ab38a2e98eba7e08a