[INFO] fetching crate vcsr 0.4.0...
[INFO] checking vcsr-0.4.0 against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393-1
[INFO] extracting crate vcsr 0.4.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate vcsr 0.4.0 on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vcsr 0.4.0
[INFO] finished tweaking crates.io crate vcsr 0.4.0
[INFO] tweaked toml for crates.io crate vcsr 0.4.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate vcsr 0.4.0 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" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded heck v0.3.1
[INFO] [stderr]   Downloaded atty v0.2.13
[INFO] [stderr]   Downloaded num-complex v0.2.3
[INFO] [stderr]   Downloaded conv v0.3.3
[INFO] [stderr]   Downloaded rand_pcg v0.1.2
[INFO] [stderr]   Downloaded rust-argon2 v0.5.1
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.1
[INFO] [stderr]   Downloaded dirs-sys v0.3.4
[INFO] [stderr]   Downloaded unicode-segmentation v1.3.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.6.6
[INFO] [stderr]   Downloaded phf v0.7.24
[INFO] [stderr]   Downloaded deflate v0.8.6
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.5
[INFO] [stderr]   Downloaded rand v0.7.3
[INFO] [stderr]   Downloaded num v0.3.1
[INFO] [stderr]   Downloaded flexi_logger v0.14.3
[INFO] [stderr]   Downloaded rulinalg v0.4.2
[INFO] [stderr]   Downloaded tiff v0.6.1
[INFO] [stderr]   Downloaded imageproc v0.22.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.2
[INFO] [stderr]   Downloaded backtrace-sys v0.1.31
[INFO] [stderr]   Downloaded dirs v2.0.2
[INFO] [stderr]   Downloaded bumpalo v2.6.0
[INFO] [stderr]   Downloaded regex-syntax v0.6.11
[INFO] [stderr]   Downloaded getrandom v0.1.11
[INFO] [stderr]   Downloaded ryu v1.0.0
[INFO] [stderr]   Downloaded syn v1.0.11
[INFO] [stderr]   Downloaded libc v0.2.62
[INFO] [stderr]   Downloaded serde_json v1.0.40
[INFO] [stderr]   Downloaded crc32fast v1.2.1
[INFO] [stderr]   Downloaded nodrop v0.1.13
[INFO] [stderr]   Downloaded num-integer v0.1.44
[INFO] [stderr]   Downloaded dotenv v0.14.1
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.50
[INFO] [stderr]   Downloaded winapi-util v0.1.2
[INFO] [stderr]   Downloaded js-sys v0.3.27
[INFO] [stderr]   Downloaded redox_users v0.3.1
[INFO] [stderr]   Downloaded itoa v0.4.4
[INFO] [stderr]   Downloaded constant_time_eq v0.1.4
[INFO] [stderr]   Downloaded failure v0.1.5
[INFO] [stderr]   Downloaded structopt-derive v0.3.0
[INFO] [stderr]   Downloaded palette v0.4.1
[INFO] [stderr]   Downloaded blake2b_simd v0.5.8
[INFO] [stderr]   Downloaded cc v1.0.41
[INFO] [stderr]   Downloaded walkdir v2.2.9
[INFO] [stderr]   Downloaded same-file v1.0.5
[INFO] [stderr]   Downloaded palette_derive v0.4.1
[INFO] [stderr]   Downloaded exitcode v1.1.2
[INFO] [stderr]   Downloaded aho-corasick v0.7.6
[INFO] [stderr]   Downloaded strength_reduce v0.2.2
[INFO] [stderr]   Downloaded console v0.8.0
[INFO] [stderr]   Downloaded indicatif v0.11.0
[INFO] [stderr]   Downloaded structopt v0.3.0
[INFO] [stderr]   Downloaded rawpointer v0.1.0
[INFO] [stderr]   Downloaded chrono v0.4.8
[INFO] [stderr]   Downloaded transpose v0.1.0
[INFO] [stderr]   Downloaded wasi v0.5.0
[INFO] [stderr]   Downloaded number_prefix v0.2.8
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.50
[INFO] [stderr]   Downloaded rayon v1.5.1
[INFO] [stderr]   Downloaded serde_derive v1.0.99
[INFO] [stderr]   Downloaded termios v0.3.1
[INFO] [stderr]   Downloaded clicolors-control v1.0.1
[INFO] [stderr]   Downloaded arrayvec v0.4.11
[INFO] [stderr]   Downloaded rustfft v3.0.0
[INFO] [stderr]   Downloaded ansi_term v0.11.0
[INFO] [stderr]   Downloaded base64 v0.10.1
[INFO] [stderr]   Downloaded ttf-parser v0.6.2
[INFO] [stderr]   Downloaded rustc-demangle v0.1.16
[INFO] [stderr]   Downloaded bitflags v1.1.0
[INFO] [stderr]   Downloaded proc-macro-error v0.2.6
[INFO] [stderr]   Downloaded quick-error v1.2.2
[INFO] [stderr]   Downloaded adler32 v1.2.0
[INFO] [stderr]   Downloaded failure_derive v0.1.5
[INFO] [stderr]   Downloaded miniz_oxide v0.3.7
[INFO] [stderr]   Downloaded itertools v0.9.0
[INFO] [stderr]   Downloaded backtrace v0.3.35
[INFO] [stderr]   Downloaded png v0.16.8
[INFO] [stderr]   Downloaded serde v1.0.99
[INFO] [stderr]   Downloaded scoped_threadpool v0.1.9
[INFO] [stderr]   Downloaded jpeg-decoder v0.1.22
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.50
[INFO] [stderr]   Downloaded lock_api v0.3.1
[INFO] [stderr]   Downloaded syn v0.14.9
[INFO] [stderr]   Downloaded miniz_oxide v0.4.4
[INFO] [stderr]   Downloaded matrixmultiply v0.1.15
[INFO] [stderr]   Downloaded weezl v0.1.5
[INFO] [stderr]   Downloaded num-rational v0.3.2
[INFO] [stderr]   Downloaded image v0.23.14
[INFO] [stderr]   Downloaded thread_local v0.3.6
[INFO] [stderr]   Downloaded regex v1.2.1
[INFO] [stderr]   Downloaded unicode-width v0.1.6
[INFO] [stderr]   Downloaded rand_chacha v0.1.1
[INFO] [stderr]   Downloaded glob v0.3.0
[INFO] [stderr]   Downloaded rand_isaac v0.1.1
[INFO] [stderr]   Downloaded rand_os v0.1.3
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.50
[INFO] [stderr]   Downloaded parking_lot_core v0.6.2
[INFO] [stderr]   Downloaded rand_xorshift v0.1.1
[INFO] [stderr]   Downloaded rand v0.6.5
[INFO] [stderr]   Downloaded smallvec v0.6.10
[INFO] [stderr]   Downloaded phf_generator v0.7.24
[INFO] [stderr]   Downloaded phf_shared v0.7.24
[INFO] [stderr]   Downloaded bytemuck v1.7.2
[INFO] [stderr]   Downloaded num-complex v0.3.1
[INFO] [stderr]   Downloaded phf_codegen v0.7.24
[INFO] [stderr]   Downloaded num-bigint v0.3.3
[INFO] [stderr]   Downloaded cfg-if v0.1.9
[INFO] [stderr]   Downloaded time v0.1.42
[INFO] [stderr]   Downloaded memchr v2.2.1
[INFO] [stderr]   Downloaded rand_core v0.5.1
[INFO] [stderr]   Downloaded num-iter v0.1.42
[INFO] [stderr]   Downloaded rand_hc v0.2.0
[INFO] [stderr]   Downloaded humantime v1.2.0
[INFO] [stderr]   Downloaded approx v0.1.1
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.50
[INFO] [stderr]   Downloaded num_cpus v1.10.1
[INFO] [stderr]   Downloaded gif v0.11.2
[INFO] [stderr]   Downloaded redox_syscall v0.1.56
[INFO] [stderr]   Downloaded custom_derive v0.1.7
[INFO] [stderr]   Downloaded rand_jitter v0.1.4
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.5
[INFO] [stderr]   Downloaded winapi v0.3.8
[INFO] [stderr]   Downloaded memoffset v0.6.4
[INFO] [stderr]   Downloaded scopeguard v1.1.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.5
[INFO] [stderr]   Downloaded autocfg v0.1.6
[INFO] [stderr]   Downloaded unicode-xid v0.2.0
[INFO] [stderr]   Downloaded yansi v0.5.0
[INFO] [stderr]   Downloaded encode_unicode v0.3.6
[INFO] [stderr]   Downloaded thiserror-impl v1.0.20
[INFO] [stderr]   Downloaded vec_map v0.8.1
[INFO] [stderr]   Downloaded byteorder v1.3.2
[INFO] [stderr]   Downloaded rand_hc v0.1.0
[INFO] [stderr]   Downloaded c2-chacha v0.2.2
[INFO] [stderr]   Downloaded rand_chacha v0.2.1
[INFO] [stderr]   Downloaded either v1.5.2
[INFO] [stderr]   Downloaded rusttype v0.9.2
[INFO] [stderr]   Downloaded log v0.4.8
[INFO] [stderr]   Downloaded crossbeam-deque v0.8.1
[INFO] [stderr]   Downloaded clap v2.33.0
[INFO] [stderr]   Downloaded thiserror v1.0.20
[INFO] [stderr]   Downloaded arrayref v0.3.5
[INFO] [stderr]   Downloaded quote v1.0.2
[INFO] [stderr]   Downloaded color_quant v1.1.0
[INFO] [stderr]   Downloaded rand_distr v0.2.2
[INFO] [stderr]   Downloaded rayon-core v1.9.1
[INFO] [stderr]   Downloaded synstructure v0.10.2
[INFO] [stderr]   Downloaded ab_glyph_rasterizer v0.1.4
[INFO] [stderr]   Downloaded siphasher v0.2.3
[INFO] [stderr]   Downloaded owned_ttf_parser v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99b41a8f26cb0a4c7004b5013d3d6d50932f9eb802d7b06590de94b73d25e9c0
[INFO] running `Command { std: "docker" "start" "-a" "99b41a8f26cb0a4c7004b5013d3d6d50932f9eb802d7b06590de94b73d25e9c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99b41a8f26cb0a4c7004b5013d3d6d50932f9eb802d7b06590de94b73d25e9c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99b41a8f26cb0a4c7004b5013d3d6d50932f9eb802d7b06590de94b73d25e9c0", kill_on_drop: false }`
[INFO] [stdout] 99b41a8f26cb0a4c7004b5013d3d6d50932f9eb802d7b06590de94b73d25e9c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f32a166003958904805864528a8cae8bb5c136ad3a61608ff2f471b712f4f14
[INFO] running `Command { std: "docker" "start" "-a" "1f32a166003958904805864528a8cae8bb5c136ad3a61608ff2f471b712f4f14", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.2
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling getrandom v0.1.11
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]     Checking regex-syntax v0.6.11
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]     Checking weezl v0.1.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking regex v1.2.1
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking backtrace v0.3.35
[INFO] [stderr]     Checking gif v0.11.2
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking owned_ttf_parser v0.6.0
[INFO] [stderr]    Compiling palette v0.4.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking clicolors-control v1.0.1
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]     Checking lock_api v0.3.1
[INFO] [stderr]     Checking bytemuck v1.7.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.4
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking console v0.8.0
[INFO] [stderr]     Checking chrono v0.4.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling structopt-derive v0.3.0
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking rulinalg v0.4.2
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking number_prefix v0.2.8
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking yansi v0.5.0
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking same-file v1.0.5
[INFO] [stderr]     Checking strength_reduce v0.2.2
[INFO] [stderr]     Checking transpose v0.1.0
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking flexi_logger v0.14.3
[INFO] [stderr]     Checking walkdir v2.2.9
[INFO] [stderr]     Checking rustfft v3.0.0
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking imageproc v0.22.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking indicatif v0.11.0
[INFO] [stderr]     Checking dotenv v0.14.1
[INFO] [stderr]     Checking structopt v0.3.0
[INFO] [stderr]     Checking exitcode v1.1.2
[INFO] [stderr]    Compiling palette_derive v0.4.1
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking vcsr v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/models.rs:542:31
[INFO] [stdout]     |
[INFO] [stdout] 542 |                 matrix_subset[(length - 1)] / 2.0
[INFO] [stdout]     |                               ^          ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 542 -                 matrix_subset[(length - 1)] / 2.0
[INFO] [stdout] 542 +                 matrix_subset[length - 1] / 2.0
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/models.rs:542:31
[INFO] [stdout]     |
[INFO] [stdout] 542 |                 matrix_subset[(length - 1)] / 2.0
[INFO] [stdout]     |                               ^          ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 542 -                 matrix_subset[(length - 1)] / 2.0
[INFO] [stdout] 542 +                 matrix_subset[length - 1] / 2.0
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/operations.rs:124:5
[INFO] [stdout]     |
[INFO] [stdout] 124 |     &time_sorted.sort_by(|a, b| a.timestamp.partial_cmp(&b.timestamp).unwrap());
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 124 |     let _ = &time_sorted.sort_by(|a, b| a.timestamp.partial_cmp(&b.timestamp).unwrap());
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/operations.rs:124:5
[INFO] [stdout]     |
[INFO] [stdout] 124 |     &time_sorted.sort_by(|a, b| a.timestamp.partial_cmp(&b.timestamp).unwrap());
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 124 |     let _ = &time_sorted.sort_by(|a, b| a.timestamp.partial_cmp(&b.timestamp).unwrap());
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.22s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.9
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "1f32a166003958904805864528a8cae8bb5c136ad3a61608ff2f471b712f4f14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f32a166003958904805864528a8cae8bb5c136ad3a61608ff2f471b712f4f14", kill_on_drop: false }`
[INFO] [stdout] 1f32a166003958904805864528a8cae8bb5c136ad3a61608ff2f471b712f4f14
