[INFO] fetching crate tsuga 0.1.1... [INFO] checking tsuga-0.1.1 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] extracting crate tsuga 0.1.1 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate tsuga 0.1.1 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate tsuga 0.1.1 [INFO] finished tweaking crates.io crate tsuga 0.1.1 [INFO] tweaked toml for crates.io crate tsuga 0.1.1 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate crates.io crate tsuga 0.1.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 813feb4d96392cd63e6cb44311e1b0c9dfc692a52ddec9f0e2058d32809370d5 [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" "813feb4d96392cd63e6cb44311e1b0c9dfc692a52ddec9f0e2058d32809370d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "813feb4d96392cd63e6cb44311e1b0c9dfc692a52ddec9f0e2058d32809370d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "813feb4d96392cd63e6cb44311e1b0c9dfc692a52ddec9f0e2058d32809370d5", kill_on_drop: false }` [INFO] [stdout] 813feb4d96392cd63e6cb44311e1b0c9dfc692a52ddec9f0e2058d32809370d5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a6a4d364af7bf69b52cd807f92a6ffff4b04beb61c3b0a1db1cd7e97de7c46bf [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" "a6a4d364af7bf69b52cd807f92a6ffff4b04beb61c3b0a1db1cd7e97de7c46bf", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.77 [INFO] [stderr] Compiling proc-macro2 v1.0.21 [INFO] [stderr] Compiling cc v1.0.60 [INFO] [stderr] Compiling syn v1.0.41 [INFO] [stderr] Compiling rayon-core v1.8.1 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Checking smallvec v1.4.2 [INFO] [stderr] Compiling pin-project-internal v0.4.23 [INFO] [stderr] Checking hashbrown v0.9.0 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Compiling openssl v0.10.30 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking tinyvec v0.3.4 [INFO] [stderr] Checking futures-io v0.3.5 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Compiling ndarray v0.13.1 [INFO] [stderr] Checking openssl-probe v0.1.2 [INFO] [stderr] Compiling serde v1.0.116 [INFO] [stderr] Compiling encoding_rs v0.8.24 [INFO] [stderr] Checking httpdate v0.3.2 [INFO] [stderr] Checking downcast-rs v1.2.0 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking tower-service v0.3.0 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking custom_derive v0.1.7 [INFO] [stderr] Checking bytemuck v1.4.1 [INFO] [stderr] Checking ipnet v2.3.0 [INFO] [stderr] Checking base64 v0.12.3 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling rayon v1.4.0 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling indexmap v1.6.0 [INFO] [stderr] Compiling num-iter v0.1.41 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-rational v0.3.0 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling miniz_oxide v0.4.2 [INFO] [stderr] Compiling wayland-sys v0.27.0 [INFO] [stderr] Checking tracing-core v0.1.16 [INFO] [stderr] Checking futures-task v0.3.5 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling xkbcommon-sys v0.7.4 [INFO] [stderr] Compiling x11-dl v2.18.5 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Checking matrixmultiply v0.2.3 [INFO] [stderr] Checking miniz_oxide v0.3.7 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking gif v0.10.3 [INFO] [stderr] Checking unicode-normalization v0.1.13 [INFO] [stderr] Checking conv v0.3.3 [INFO] [stderr] Checking http v0.2.1 [INFO] [stderr] Checking crossbeam-utils v0.7.2 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking deflate v0.8.6 [INFO] [stderr] Checking stb_truetype v0.3.1 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking tracing v0.1.19 [INFO] [stderr] Checking tiff v0.5.0 [INFO] [stderr] Checking crossbeam-epoch v0.8.2 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Checking png v0.16.7 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Compiling wayland-scanner v0.27.0 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Compiling minifb v0.18.0 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking ordered-float v1.1.0 [INFO] [stderr] Checking noisy_float v0.1.13 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Checking rusttype v0.8.3 [INFO] [stderr] Checking http-body v0.3.1 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking getrandom v0.1.15 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.35 [INFO] [stderr] Checking nix v0.17.0 [INFO] [stderr] Checking parking_lot_core v0.7.2 [INFO] [stderr] Checking socket2 v0.3.15 [INFO] [stderr] Checking signal-hook-registry v1.2.1 [INFO] [stderr] Checking mio v0.7.0 [INFO] [stderr] Checking termios v0.3.2 [INFO] [stderr] Checking terminal_size v0.1.13 [INFO] [stderr] Checking raw-window-handle v0.3.3 [INFO] [stderr] Checking flate2 v1.0.17 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking xcursor v0.3.2 [INFO] [stderr] Checking parking_lot v0.10.2 [INFO] [stderr] Checking console v0.12.0 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Checking rulinalg v0.4.2 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking signal-hook v0.1.16 [INFO] [stderr] Checking rand_pcg v0.2.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking xkb v0.2.1 [INFO] [stderr] Checking crossterm v0.17.7 [INFO] [stderr] Checking indicatif v0.15.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling wayland-client v0.27.0 [INFO] [stderr] Compiling wayland-protocols v0.27.0 [INFO] [stderr] Checking tokio v0.2.22 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking rand_distr v0.2.2 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking serde_urlencoded v0.6.1 [INFO] [stderr] Checking jpeg-decoder v0.1.20 [INFO] [stderr] Checking image v0.23.9 [INFO] [stderr] Checking wayland-commons v0.27.0 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking tokio-tls v0.3.1 [INFO] [stderr] Compiling serial_test_derive v0.4.0 [INFO] [stderr] Checking wayland-cursor v0.27.0 [INFO] [stderr] Checking serial_test v0.4.0 [INFO] [stderr] Checking ndarray-stats v0.3.0 [INFO] [stderr] Checking ndarray-rand v0.11.0 [INFO] [stderr] Checking cifar-ten v0.1.0 [INFO] [stderr] Checking imageproc v0.20.0 [INFO] [stderr] Checking pin-project v0.4.23 [INFO] [stderr] Checking futures-util v0.3.5 [INFO] [stderr] Checking tsuga v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking h2 v0.2.6 [INFO] [stderr] Checking hyper v0.13.8 [INFO] [stderr] Checking hyper-tls v0.4.3 [INFO] [stderr] Checking reqwest v0.10.8 [INFO] [stderr] Checking mnist v0.4.1 [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/test.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | network.train(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/test.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | network.train(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/cifar.rs:27:10 [INFO] [stdout] | [INFO] [stdout] 27 | let (mut train_data, train_labels, mut test_data, test_labels) = Cifar10::default() [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/cifar.rs:27:40 [INFO] [stdout] | [INFO] [stdout] 27 | let (mut train_data, train_labels, mut test_data, test_labels) = Cifar10::default() [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 32s [INFO] running `Command { std: "docker" "inspect" "a6a4d364af7bf69b52cd807f92a6ffff4b04beb61c3b0a1db1cd7e97de7c46bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6a4d364af7bf69b52cd807f92a6ffff4b04beb61c3b0a1db1cd7e97de7c46bf", kill_on_drop: false }` [INFO] [stdout] a6a4d364af7bf69b52cd807f92a6ffff4b04beb61c3b0a1db1cd7e97de7c46bf