[INFO] fetching crate tfrecord 0.8.0... [INFO] checking tfrecord-0.8.0 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248 [INFO] extracting crate tfrecord 0.8.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate tfrecord 0.8.0 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tfrecord 0.8.0 [INFO] finished tweaking crates.io crate tfrecord 0.8.0 [INFO] tweaked toml for crates.io crate tfrecord 0.8.0 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate crates.io crate tfrecord 0.8.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d8c15e7fdaa6b7c562fa084eb9ac2003955a17bce19b60e5b8a27823565d170c [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" "d8c15e7fdaa6b7c562fa084eb9ac2003955a17bce19b60e5b8a27823565d170c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d8c15e7fdaa6b7c562fa084eb9ac2003955a17bce19b60e5b8a27823565d170c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d8c15e7fdaa6b7c562fa084eb9ac2003955a17bce19b60e5b8a27823565d170c", kill_on_drop: false }` [INFO] [stdout] d8c15e7fdaa6b7c562fa084eb9ac2003955a17bce19b60e5b8a27823565d170c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d5d812a77c0321ec079f0676f8c9b667430103fa63743ad5bbb6d2bb3f5f0370 [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" "d5d812a77c0321ec079f0676f8c9b667430103fa63743ad5bbb6d2bb3f5f0370", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling once_cell v1.8.0 [INFO] [stderr] Compiling untrusted v0.7.1 [INFO] [stderr] Compiling spin v0.5.2 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling libm v0.2.1 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Compiling fixedbitset v0.2.0 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling multimap v0.8.3 [INFO] [stderr] Compiling chunked_transfer v1.4.0 [INFO] [stderr] Compiling hex v0.4.3 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Compiling packed_struct v0.5.0 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking integer-encoding v3.0.2 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking unicode-bidi v0.3.5 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling libc v0.2.97 [INFO] [stderr] Compiling anyhow v1.0.41 [INFO] [stderr] Compiling unicode-normalization v0.1.19 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking textwrap v0.12.1 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking itertools v0.10.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Compiling which v4.1.0 [INFO] [stderr] Compiling xattr v0.2.2 [INFO] [stderr] Compiling filetime v0.2.14 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Compiling idna v0.2.3 [INFO] [stderr] Compiling tar v0.4.35 [INFO] [stderr] Compiling prost-build v0.7.0 [INFO] [stderr] Compiling petgraph v0.5.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking flate2 v1.0.20 [INFO] [stderr] Compiling url v2.2.2 [INFO] [stderr] Checking noisy_float v0.2.0 [INFO] [stderr] Checking approx v0.5.0 [INFO] [stderr] Checking rand_distr v0.4.1 [INFO] [stderr] Checking webpki v0.21.4 [INFO] [stderr] Checking sct v0.6.1 [INFO] [stderr] Compiling tempfile v3.2.0 [INFO] [stderr] Checking rustls v0.19.1 [INFO] [stderr] Checking webpki-roots v0.21.1 [INFO] [stderr] Checking ureq v2.1.1 [INFO] [stderr] Compiling prost-derive v0.7.0 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling thiserror-impl v1.0.25 [INFO] [stderr] Compiling packed_struct_codegen v0.5.0 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.2 [INFO] [stderr] Checking thiserror v1.0.25 [INFO] [stderr] Checking clap v3.0.0-beta.2 [INFO] [stderr] Compiling prost v0.7.0 [INFO] [stderr] Compiling prost-types v0.7.0 [INFO] [stderr] Checking serde v1.0.126 [INFO] [stderr] Compiling tfrecord v0.8.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking bstr v0.2.16 [INFO] [stderr] Checking serde_json v1.0.64 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stdout] warning: unused imports: `TryInfoImageList`, `error::Error`, `summary::Image` [INFO] [stdout] --> src/conversions/mod.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | error::Error, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 3 | markers::{HistogramProtoElement, TensorProtoElement, TryInfoImageList}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] 4 | protos::{ [INFO] [stdout] 5 | feature::Kind, summary::Image, tensor_shape_proto::Dim, BytesList, DataType, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `convert::TryFrom`, `io::Cursor`, `ops::Deref`, `slice` [INFO] [stdout] --> src/conversions/mod.rs:14:27 [INFO] [stdout] | [INFO] [stdout] 14 | collections::HashMap, convert::TryFrom, io::Cursor, ops::Deref, slice, sync::atomic::Ordering, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ ^^^^^^^^^^ ^^^^^^^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Luma` [INFO] [stdout] --> src/conversions/mod.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 27 | Luma = 1, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `LumaA` [INFO] [stdout] --> src/conversions/mod.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | LumaA = 2, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Rgb` [INFO] [stdout] --> src/conversions/mod.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | Rgb = 3, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Rgba` [INFO] [stdout] --> src/conversions/mod.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | Rgba = 4, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `DigitalYuv` [INFO] [stdout] --> src/conversions/mod.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | DigitalYuv = 5, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Bgra` [INFO] [stdout] --> src/conversions/mod.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | Bgra = 6, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `build_with_data` [INFO] [stdout] --> src/conversions/mod.rs:46:12 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn build_with_data(self, data: &[T]) -> TensorProto [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `anyhow::Result` [INFO] [stdout] --> examples/tensorboard_async.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use anyhow::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `io` [INFO] [stdout] --> examples/tensorboard_async.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | use std::{io, path::PathBuf}; [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `anyhow::Result` [INFO] [stdout] --> examples/tensorboard.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use anyhow::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `io` [INFO] [stdout] --> examples/tensorboard.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | use std::{io, path::PathBuf}; [INFO] [stdout] | ^^ [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] [stdout] warning: unused import: `common::*` [INFO] [stdout] --> tests/dataset.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use common::*; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> tests/dataset.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `TryInfoImageList`, `error::Error`, `summary::Image` [INFO] [stdout] --> src/conversions/mod.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | error::Error, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 3 | markers::{HistogramProtoElement, TensorProtoElement, TryInfoImageList}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] 4 | protos::{ [INFO] [stdout] 5 | feature::Kind, summary::Image, tensor_shape_proto::Dim, BytesList, DataType, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `convert::TryFrom`, `io::Cursor`, `ops::Deref`, `slice` [INFO] [stdout] --> src/conversions/mod.rs:14:27 [INFO] [stdout] | [INFO] [stdout] 14 | collections::HashMap, convert::TryFrom, io::Cursor, ops::Deref, slice, sync::atomic::Ordering, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ ^^^^^^^^^^ ^^^^^^^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `common::*` [INFO] [stdout] --> tests/summary.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use common::*; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::seq::SliceRandom` [INFO] [stdout] --> tests/summary.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use rand::seq::SliceRandom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand_distr::Distribution` [INFO] [stdout] --> tests/summary.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use rand_distr::Distribution; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> examples/save_mnist_to_tfrecord.rs:50:14 [INFO] [stdout] | [INFO] [stdout] 50 | #[derive(PackedStruct)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> examples/save_mnist_to_tfrecord.rs:50:14 [INFO] [stdout] | [INFO] [stdout] 50 | #[derive(PackedStruct)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> examples/save_mnist_to_tfrecord.rs:57:14 [INFO] [stdout] | [INFO] [stdout] 57 | #[derive(PackedStruct)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info) [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] [stdout] warning: variant is never constructed: `Luma` [INFO] [stdout] --> src/conversions/mod.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 27 | Luma = 1, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `LumaA` [INFO] [stdout] --> src/conversions/mod.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | LumaA = 2, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Rgb` [INFO] [stdout] --> src/conversions/mod.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | Rgb = 3, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Rgba` [INFO] [stdout] --> src/conversions/mod.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | Rgba = 4, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `DigitalYuv` [INFO] [stdout] --> src/conversions/mod.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | DigitalYuv = 5, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Bgra` [INFO] [stdout] --> src/conversions/mod.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | Bgra = 6, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `build_with_data` [INFO] [stdout] --> src/conversions/mod.rs:46:12 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn build_with_data(self, data: &[T]) -> TensorProto [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 20s [INFO] running `Command { std: "docker" "inspect" "d5d812a77c0321ec079f0676f8c9b667430103fa63743ad5bbb6d2bb3f5f0370", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d5d812a77c0321ec079f0676f8c9b667430103fa63743ad5bbb6d2bb3f5f0370", kill_on_drop: false }` [INFO] [stdout] d5d812a77c0321ec079f0676f8c9b667430103fa63743ad5bbb6d2bb3f5f0370