[INFO] fetching crate VTMK 0.1.0...
[INFO] testing VTMK-0.1.0 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate VTMK 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate VTMK 0.1.0 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate VTMK 0.1.0
[INFO] finished tweaking crates.io crate VTMK 0.1.0
[INFO] tweaked toml for crates.io crate VTMK 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate VTMK 0.1.0 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" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `0.9.0+zstd.1.5.0` for dependency `zstd` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr] warning: version requirement `4.1.1+zstd.1.5.0` for dependency `zstd-safe` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uuid v0.8.2
[INFO] [stderr]   Downloaded zstd v0.9.0+zstd.1.5.0
[INFO] [stderr]   Downloaded cc v1.0.71
[INFO] [stderr]   Downloaded zstd-safe v4.1.1+zstd.1.5.0
[INFO] [stderr]   Downloaded jobserver v0.1.24
[INFO] [stderr]   Downloaded serde v1.0.130
[INFO] [stderr]   Downloaded autocfg v1.0.1
[INFO] [stderr]   Downloaded termcolor v1.1.2
[INFO] [stderr]   Downloaded proc-macro-error-attr v1.0.4
[INFO] [stderr]   Downloaded hermit-abi v0.1.19
[INFO] [stderr]   Downloaded heck v0.3.3
[INFO] [stderr]   Downloaded proc-macro-error v1.0.4
[INFO] [stderr]   Downloaded atty v0.2.14
[INFO] [stderr]   Downloaded unicode-segmentation v1.8.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.32
[INFO] [stderr]   Downloaded syn v1.0.82
[INFO] [stderr]   Downloaded libc v0.2.104
[INFO] [stderr]   Downloaded zstd-sys v1.6.1+zstd.1.5.0
[INFO] [stderr]   Downloaded hashbrown v0.11.2
[INFO] [stderr]   Downloaded indexmap v1.7.0
[INFO] [stderr]   Downloaded memchr v2.4.1
[INFO] [stderr]   Downloaded unicode-width v0.1.9
[INFO] [stderr]   Downloaded textwrap v0.14.2
[INFO] [stderr]   Downloaded yaml-rust v0.4.5
[INFO] [stderr]   Downloaded clap v3.0.0-beta.5
[INFO] [stderr]   Downloaded wasi v0.10.2+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded quote v1.0.10
[INFO] [stderr]   Downloaded os_str_bytes v4.2.0
[INFO] [stderr]   Downloaded getrandom v0.2.3
[INFO] [stderr]   Downloaded clap_derive v3.0.0-beta.5
[INFO] [stderr]   Downloaded winapi-util v0.1.5
[INFO] [stderr]   Downloaded version_check v0.9.3
[INFO] [stderr]   Downloaded unicode-xid v0.2.2
[INFO] [stderr]   Downloaded unicase v2.6.0
[INFO] [stderr]   Downloaded linked-hash-map v0.5.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8102ea4ca62b78c1cbca1120e744140eca76b6cd561ca2fe6130b46c56196258
[INFO] running `Command { std: "docker" "start" "-a" "8102ea4ca62b78c1cbca1120e744140eca76b6cd561ca2fe6130b46c56196258", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8102ea4ca62b78c1cbca1120e744140eca76b6cd561ca2fe6130b46c56196258", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8102ea4ca62b78c1cbca1120e744140eca76b6cd561ca2fe6130b46c56196258", kill_on_drop: false }`
[INFO] [stdout] 8102ea4ca62b78c1cbca1120e744140eca76b6cd561ca2fe6130b46c56196258
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 160aa4b66041e1f200fea16d6b0debd4bfaaa6581e47be590f3d769d8ee3ecab
[INFO] running `Command { std: "docker" "start" "-a" "160aa4b66041e1f200fea16d6b0debd4bfaaa6581e47be590f3d769d8ee3ecab", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `0.9.0+zstd.1.5.0` for dependency `zstd` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr] warning: version requirement `4.1.1+zstd.1.5.0` for dependency `zstd-safe` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]    Compiling libc v0.2.104
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling zstd-safe v4.1.1+zstd.1.5.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling textwrap v0.14.2
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling os_str_bytes v4.2.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling cc v1.0.71
[INFO] [stderr]    Compiling zstd-sys v1.6.1+zstd.1.5.0
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.5
[INFO] [stderr]    Compiling clap v3.0.0-beta.5
[INFO] [stderr]    Compiling zstd v0.9.0+zstd.1.5.0
[INFO] [stderr]    Compiling VTMK v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `compress`
[INFO] [stdout]  --> src/zipping.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 |     use zstd_safe::{compress, max_c_level, CompressionLevel, SafeResult};
[INFO] [stdout]   |                     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `zipping::*`
[INFO] [stdout]  --> src/main.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use zipping::*;
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/zipping.rs:34:28
[INFO] [stdout]    |
[INFO] [stdout] 34 |         fn compress(&self, config: ZstdConfig) -> SafeResult {
[INFO] [stdout]    |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EXTENSION` is never used
[INFO] [stdout]  --> src/zipping.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub const EXTENSION: &'static str = ".vlog";
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ZstdConfig` is never constructed
[INFO] [stdout]  --> src/zipping.rs:8:16
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub struct ZstdConfig {
[INFO] [stdout]   |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_comperssionlevel` is never used
[INFO] [stdout]   --> src/zipping.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 16 |     impl ZstdConfig {
[INFO] [stdout]    |     --------------- method in this implementation
[INFO] [stdout] 17 |         /// Function to determine if the compression is less than or equal to the maximum level
[INFO] [stdout] 18 |         pub fn as_comperssionlevel(&self) -> Option<CompressionLevel> {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Compress` is never used
[INFO] [stdout]   --> src/zipping.rs:27:15
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub trait Compress {
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `new` and `compress` are never used
[INFO] [stdout]   --> src/zipping.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     impl dyn Compress {
[INFO] [stdout]    |     ----------------- methods in this implementation
[INFO] [stdout] 33 |         fn new(&self) {}
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 34 |         fn compress(&self, config: ZstdConfig) -> SafeResult {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FileInfo` is never constructed
[INFO] [stdout]  --> src/reading.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FileInfo {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `find_file_dir` and `take_file_from_vec` are never used
[INFO] [stdout]   --> src/reading.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl FileInfo {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] 10 |     ///Returns the files in the specified directory
[INFO] [stdout] 11 |     pub fn find_file_dir(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn take_file_from_vec(&self) {}
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `uuid_generator` is never used
[INFO] [stdout]  --> src/uuid.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) fn uuid_generator() -> String {
[INFO] [stdout]   |               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `DirEntry::path` that must be used
[INFO] [stdout]   --> src/reading.rs:18:25
[INFO] [stdout]    |
[INFO] [stdout] 18 |                         dir_file.path();
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^
[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] 18 |                         let _ = dir_file.path();
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.42s
[INFO] running `Command { std: "docker" "inspect" "160aa4b66041e1f200fea16d6b0debd4bfaaa6581e47be590f3d769d8ee3ecab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "160aa4b66041e1f200fea16d6b0debd4bfaaa6581e47be590f3d769d8ee3ecab", kill_on_drop: false }`
[INFO] [stdout] 160aa4b66041e1f200fea16d6b0debd4bfaaa6581e47be590f3d769d8ee3ecab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7bd7aba35a569d6741281b1469ee13f365e33b29000f6bb1624dbf9b55e01717
[INFO] running `Command { std: "docker" "start" "-a" "7bd7aba35a569d6741281b1469ee13f365e33b29000f6bb1624dbf9b55e01717", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `0.9.0+zstd.1.5.0` for dependency `zstd` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr] warning: version requirement `4.1.1+zstd.1.5.0` for dependency `zstd-safe` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]    Compiling VTMK v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `compress`
[INFO] [stdout]  --> src/zipping.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 |     use zstd_safe::{compress, max_c_level, CompressionLevel, SafeResult};
[INFO] [stdout]   |                     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `zipping::*`
[INFO] [stdout]  --> src/main.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use zipping::*;
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/zipping.rs:34:28
[INFO] [stdout]    |
[INFO] [stdout] 34 |         fn compress(&self, config: ZstdConfig) -> SafeResult {
[INFO] [stdout]    |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EXTENSION` is never used
[INFO] [stdout]  --> src/zipping.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub const EXTENSION: &'static str = ".vlog";
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ZstdConfig` is never constructed
[INFO] [stdout]  --> src/zipping.rs:8:16
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub struct ZstdConfig {
[INFO] [stdout]   |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_comperssionlevel` is never used
[INFO] [stdout]   --> src/zipping.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 16 |     impl ZstdConfig {
[INFO] [stdout]    |     --------------- method in this implementation
[INFO] [stdout] 17 |         /// Function to determine if the compression is less than or equal to the maximum level
[INFO] [stdout] 18 |         pub fn as_comperssionlevel(&self) -> Option<CompressionLevel> {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Compress` is never used
[INFO] [stdout]   --> src/zipping.rs:27:15
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub trait Compress {
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `new` and `compress` are never used
[INFO] [stdout]   --> src/zipping.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     impl dyn Compress {
[INFO] [stdout]    |     ----------------- methods in this implementation
[INFO] [stdout] 33 |         fn new(&self) {}
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 34 |         fn compress(&self, config: ZstdConfig) -> SafeResult {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FileInfo` is never constructed
[INFO] [stdout]  --> src/reading.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FileInfo {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `find_file_dir` and `take_file_from_vec` are never used
[INFO] [stdout]   --> src/reading.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl FileInfo {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] 10 |     ///Returns the files in the specified directory
[INFO] [stdout] 11 |     pub fn find_file_dir(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn take_file_from_vec(&self) {}
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `uuid_generator` is never used
[INFO] [stdout]  --> src/uuid.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) fn uuid_generator() -> String {
[INFO] [stdout]   |               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `DirEntry::path` that must be used
[INFO] [stdout]   --> src/reading.rs:18:25
[INFO] [stdout]    |
[INFO] [stdout] 18 |                         dir_file.path();
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^
[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] 18 |                         let _ = dir_file.path();
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "7bd7aba35a569d6741281b1469ee13f365e33b29000f6bb1624dbf9b55e01717", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bd7aba35a569d6741281b1469ee13f365e33b29000f6bb1624dbf9b55e01717", kill_on_drop: false }`
[INFO] [stdout] 7bd7aba35a569d6741281b1469ee13f365e33b29000f6bb1624dbf9b55e01717
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7d44a46a49d4e8cc3720549c91269a034477b58808f4674e39500f3ae24120e9
[INFO] running `Command { std: "docker" "start" "-a" "7d44a46a49d4e8cc3720549c91269a034477b58808f4674e39500f3ae24120e9", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `0.9.0+zstd.1.5.0` for dependency `zstd` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr] warning: version requirement `4.1.1+zstd.1.5.0` for dependency `zstd-safe` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr] warning: unused import: `compress`
[INFO] [stderr]  --> src/zipping.rs:2:21
[INFO] [stderr]   |
[INFO] [stderr] 2 |     use zstd_safe::{compress, max_c_level, CompressionLevel, SafeResult};
[INFO] [stderr]   |                     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `zipping::*`
[INFO] [stderr]  --> src/main.rs:3:9
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub use zipping::*;
[INFO] [stderr]   |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `config`
[INFO] [stderr]   --> src/zipping.rs:34:28
[INFO] [stderr]    |
[INFO] [stderr] 34 |         fn compress(&self, config: ZstdConfig) -> SafeResult {
[INFO] [stderr]    |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `EXTENSION` is never used
[INFO] [stderr]  --> src/zipping.rs:5:15
[INFO] [stderr]   |
[INFO] [stderr] 5 |     pub const EXTENSION: &'static str = ".vlog";
[INFO] [stderr]   |               ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ZstdConfig` is never constructed
[INFO] [stderr]  --> src/zipping.rs:8:16
[INFO] [stderr]   |
[INFO] [stderr] 8 |     pub struct ZstdConfig {
[INFO] [stderr]   |                ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `as_comperssionlevel` is never used
[INFO] [stderr]   --> src/zipping.rs:18:16
[INFO] [stderr]    |
[INFO] [stderr] 16 |     impl ZstdConfig {
[INFO] [stderr]    |     --------------- method in this implementation
[INFO] [stderr] 17 |         /// Function to determine if the compression is less than or equal to the maximum level
[INFO] [stderr] 18 |         pub fn as_comperssionlevel(&self) -> Option<CompressionLevel> {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Compress` is never used
[INFO] [stderr]   --> src/zipping.rs:27:15
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub trait Compress {
[INFO] [stderr]    |               ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `new` and `compress` are never used
[INFO] [stderr]   --> src/zipping.rs:33:12
[INFO] [stderr]    |
[INFO] [stderr] 32 |     impl dyn Compress {
[INFO] [stderr]    |     ----------------- methods in this implementation
[INFO] [stderr] 33 |         fn new(&self) {}
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 34 |         fn compress(&self, config: ZstdConfig) -> SafeResult {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `FileInfo` is never constructed
[INFO] [stderr]  --> src/reading.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct FileInfo {
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `find_file_dir` and `take_file_from_vec` are never used
[INFO] [stderr]   --> src/reading.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 9  | impl FileInfo {
[INFO] [stderr]    | ------------- methods in this implementation
[INFO] [stderr] 10 |     ///Returns the files in the specified directory
[INFO] [stderr] 11 |     pub fn find_file_dir(&self) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 27 |     pub fn take_file_from_vec(&self) {}
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `uuid_generator` is never used
[INFO] [stderr]  --> src/uuid.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub(crate) fn uuid_generator() -> String {
[INFO] [stderr]   |               ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `DirEntry::path` that must be used
[INFO] [stderr]   --> src/reading.rs:18:25
[INFO] [stderr]    |
[INFO] [stderr] 18 |                         dir_file.path();
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 18 |                         let _ = dir_file.path();
[INFO] [stderr]    |                         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `VTMK` (bin "VTMK" test) generated 12 warnings (run `cargo fix --bin "VTMK" --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/VTMK-e018d8c26bb66888)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7d44a46a49d4e8cc3720549c91269a034477b58808f4674e39500f3ae24120e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d44a46a49d4e8cc3720549c91269a034477b58808f4674e39500f3ae24120e9", kill_on_drop: false }`
[INFO] [stdout] 7d44a46a49d4e8cc3720549c91269a034477b58808f4674e39500f3ae24120e9
[INFO] testing VTMK-0.1.0 against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] extracting crate VTMK 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate VTMK 0.1.0 on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate VTMK 0.1.0
[INFO] finished tweaking crates.io crate VTMK 0.1.0
[INFO] tweaked toml for crates.io crate VTMK 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate VTMK 0.1.0 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" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `0.9.0+zstd.1.5.0` for dependency `zstd` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr] warning: version requirement `4.1.1+zstd.1.5.0` for dependency `zstd-safe` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dea41a4245f96bfee6a8ec72e1be6cf2e43a78806b6cbfe17ebd37cfb9b18e68
[INFO] running `Command { std: "docker" "start" "-a" "dea41a4245f96bfee6a8ec72e1be6cf2e43a78806b6cbfe17ebd37cfb9b18e68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dea41a4245f96bfee6a8ec72e1be6cf2e43a78806b6cbfe17ebd37cfb9b18e68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dea41a4245f96bfee6a8ec72e1be6cf2e43a78806b6cbfe17ebd37cfb9b18e68", kill_on_drop: false }`
[INFO] [stdout] dea41a4245f96bfee6a8ec72e1be6cf2e43a78806b6cbfe17ebd37cfb9b18e68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00212dfa3255d13e276adc4e5aebc6761acd4aee5bcfb8938eb3dc7736b8ad41
[INFO] running `Command { std: "docker" "start" "-a" "00212dfa3255d13e276adc4e5aebc6761acd4aee5bcfb8938eb3dc7736b8ad41", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `0.9.0+zstd.1.5.0` for dependency `zstd` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr] warning: version requirement `4.1.1+zstd.1.5.0` for dependency `zstd-safe` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]    Compiling libc v0.2.104
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling zstd-safe v4.1.1+zstd.1.5.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling textwrap v0.14.2
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling os_str_bytes v4.2.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling cc v1.0.71
[INFO] [stderr]    Compiling zstd-sys v1.6.1+zstd.1.5.0
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.5
[INFO] [stderr]    Compiling clap v3.0.0-beta.5
[INFO] [stderr]    Compiling zstd v0.9.0+zstd.1.5.0
[INFO] [stderr]    Compiling VTMK v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `compress`
[INFO] [stdout]  --> src/zipping.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 |     use zstd_safe::{compress, max_c_level, CompressionLevel, SafeResult};
[INFO] [stdout]   |                     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `zipping::*`
[INFO] [stdout]  --> src/main.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use zipping::*;
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/zipping.rs:34:28
[INFO] [stdout]    |
[INFO] [stdout] 34 |         fn compress(&self, config: ZstdConfig) -> SafeResult {
[INFO] [stdout]    |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EXTENSION` is never used
[INFO] [stdout]  --> src/zipping.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub const EXTENSION: &'static str = ".vlog";
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ZstdConfig` is never constructed
[INFO] [stdout]  --> src/zipping.rs:8:16
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub struct ZstdConfig {
[INFO] [stdout]   |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_comperssionlevel` is never used
[INFO] [stdout]   --> src/zipping.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 16 |     impl ZstdConfig {
[INFO] [stdout]    |     --------------- method in this implementation
[INFO] [stdout] 17 |         /// Function to determine if the compression is less than or equal to the maximum level
[INFO] [stdout] 18 |         pub fn as_comperssionlevel(&self) -> Option<CompressionLevel> {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Compress` is never used
[INFO] [stdout]   --> src/zipping.rs:27:15
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub trait Compress {
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `new` and `compress` are never used
[INFO] [stdout]   --> src/zipping.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     impl dyn Compress {
[INFO] [stdout]    |     ----------------- methods in this implementation
[INFO] [stdout] 33 |         fn new(&self) {}
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 34 |         fn compress(&self, config: ZstdConfig) -> SafeResult {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FileInfo` is never constructed
[INFO] [stdout]  --> src/reading.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FileInfo {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `find_file_dir` and `take_file_from_vec` are never used
[INFO] [stdout]   --> src/reading.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl FileInfo {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] 10 |     ///Returns the files in the specified directory
[INFO] [stdout] 11 |     pub fn find_file_dir(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn take_file_from_vec(&self) {}
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `uuid_generator` is never used
[INFO] [stdout]  --> src/uuid.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) fn uuid_generator() -> String {
[INFO] [stdout]   |               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `DirEntry::path` that must be used
[INFO] [stdout]   --> src/reading.rs:18:25
[INFO] [stdout]    |
[INFO] [stdout] 18 |                         dir_file.path();
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^
[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] 18 |                         let _ = dir_file.path();
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.07s
[INFO] running `Command { std: "docker" "inspect" "00212dfa3255d13e276adc4e5aebc6761acd4aee5bcfb8938eb3dc7736b8ad41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00212dfa3255d13e276adc4e5aebc6761acd4aee5bcfb8938eb3dc7736b8ad41", kill_on_drop: false }`
[INFO] [stdout] 00212dfa3255d13e276adc4e5aebc6761acd4aee5bcfb8938eb3dc7736b8ad41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 902f2edfa88181b9f0e86afb5bea323c285fdca4a36c45b8d1808bb8b2c3ca7a
[INFO] running `Command { std: "docker" "start" "-a" "902f2edfa88181b9f0e86afb5bea323c285fdca4a36c45b8d1808bb8b2c3ca7a", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `0.9.0+zstd.1.5.0` for dependency `zstd` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr] warning: version requirement `4.1.1+zstd.1.5.0` for dependency `zstd-safe` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]    Compiling VTMK v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `compress`
[INFO] [stdout]  --> src/zipping.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 |     use zstd_safe::{compress, max_c_level, CompressionLevel, SafeResult};
[INFO] [stdout]   |                     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `zipping::*`
[INFO] [stdout]  --> src/main.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use zipping::*;
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/zipping.rs:34:28
[INFO] [stdout]    |
[INFO] [stdout] 34 |         fn compress(&self, config: ZstdConfig) -> SafeResult {
[INFO] [stdout]    |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EXTENSION` is never used
[INFO] [stdout]  --> src/zipping.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub const EXTENSION: &'static str = ".vlog";
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ZstdConfig` is never constructed
[INFO] [stdout]  --> src/zipping.rs:8:16
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub struct ZstdConfig {
[INFO] [stdout]   |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_comperssionlevel` is never used
[INFO] [stdout]   --> src/zipping.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 16 |     impl ZstdConfig {
[INFO] [stdout]    |     --------------- method in this implementation
[INFO] [stdout] 17 |         /// Function to determine if the compression is less than or equal to the maximum level
[INFO] [stdout] 18 |         pub fn as_comperssionlevel(&self) -> Option<CompressionLevel> {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Compress` is never used
[INFO] [stdout]   --> src/zipping.rs:27:15
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub trait Compress {
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `new` and `compress` are never used
[INFO] [stdout]   --> src/zipping.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     impl dyn Compress {
[INFO] [stdout]    |     ----------------- methods in this implementation
[INFO] [stdout] 33 |         fn new(&self) {}
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 34 |         fn compress(&self, config: ZstdConfig) -> SafeResult {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FileInfo` is never constructed
[INFO] [stdout]  --> src/reading.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FileInfo {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `find_file_dir` and `take_file_from_vec` are never used
[INFO] [stdout]   --> src/reading.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl FileInfo {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] 10 |     ///Returns the files in the specified directory
[INFO] [stdout] 11 |     pub fn find_file_dir(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn take_file_from_vec(&self) {}
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `uuid_generator` is never used
[INFO] [stdout]  --> src/uuid.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) fn uuid_generator() -> String {
[INFO] [stdout]   |               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `DirEntry::path` that must be used
[INFO] [stdout]   --> src/reading.rs:18:25
[INFO] [stdout]    |
[INFO] [stdout] 18 |                         dir_file.path();
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^
[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] 18 |                         let _ = dir_file.path();
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "902f2edfa88181b9f0e86afb5bea323c285fdca4a36c45b8d1808bb8b2c3ca7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "902f2edfa88181b9f0e86afb5bea323c285fdca4a36c45b8d1808bb8b2c3ca7a", kill_on_drop: false }`
[INFO] [stdout] 902f2edfa88181b9f0e86afb5bea323c285fdca4a36c45b8d1808bb8b2c3ca7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 59150a83dd0e00046bb0a3df6b82f45b82daca8059d05e3f706f1d56f3422926
[INFO] running `Command { std: "docker" "start" "-a" "59150a83dd0e00046bb0a3df6b82f45b82daca8059d05e3f706f1d56f3422926", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `0.9.0+zstd.1.5.0` for dependency `zstd` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr] warning: version requirement `4.1.1+zstd.1.5.0` for dependency `zstd-safe` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr] warning: unused import: `compress`
[INFO] [stderr]  --> src/zipping.rs:2:21
[INFO] [stderr]   |
[INFO] [stderr] 2 |     use zstd_safe::{compress, max_c_level, CompressionLevel, SafeResult};
[INFO] [stderr]   |                     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `zipping::*`
[INFO] [stderr]  --> src/main.rs:3:9
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub use zipping::*;
[INFO] [stderr]   |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `config`
[INFO] [stderr]   --> src/zipping.rs:34:28
[INFO] [stderr]    |
[INFO] [stderr] 34 |         fn compress(&self, config: ZstdConfig) -> SafeResult {
[INFO] [stderr]    |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `EXTENSION` is never used
[INFO] [stderr]  --> src/zipping.rs:5:15
[INFO] [stderr]   |
[INFO] [stderr] 5 |     pub const EXTENSION: &'static str = ".vlog";
[INFO] [stderr]   |               ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ZstdConfig` is never constructed
[INFO] [stderr]  --> src/zipping.rs:8:16
[INFO] [stderr]   |
[INFO] [stderr] 8 |     pub struct ZstdConfig {
[INFO] [stderr]   |                ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `as_comperssionlevel` is never used
[INFO] [stderr]   --> src/zipping.rs:18:16
[INFO] [stderr]    |
[INFO] [stderr] 16 |     impl ZstdConfig {
[INFO] [stderr]    |     --------------- method in this implementation
[INFO] [stderr] 17 |         /// Function to determine if the compression is less than or equal to the maximum level
[INFO] [stderr] 18 |         pub fn as_comperssionlevel(&self) -> Option<CompressionLevel> {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Compress` is never used
[INFO] [stderr]   --> src/zipping.rs:27:15
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub trait Compress {
[INFO] [stderr]    |               ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `new` and `compress` are never used
[INFO] [stderr]   --> src/zipping.rs:33:12
[INFO] [stderr]    |
[INFO] [stderr] 32 |     impl dyn Compress {
[INFO] [stderr]    |     ----------------- methods in this implementation
[INFO] [stderr] 33 |         fn new(&self) {}
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 34 |         fn compress(&self, config: ZstdConfig) -> SafeResult {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `FileInfo` is never constructed
[INFO] [stderr]  --> src/reading.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct FileInfo {
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `find_file_dir` and `take_file_from_vec` are never used
[INFO] [stderr]   --> src/reading.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 9  | impl FileInfo {
[INFO] [stderr]    | ------------- methods in this implementation
[INFO] [stderr] 10 |     ///Returns the files in the specified directory
[INFO] [stderr] 11 |     pub fn find_file_dir(&self) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 27 |     pub fn take_file_from_vec(&self) {}
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `uuid_generator` is never used
[INFO] [stderr]  --> src/uuid.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub(crate) fn uuid_generator() -> String {
[INFO] [stderr]   |               ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `DirEntry::path` that must be used
[INFO] [stderr]   --> src/reading.rs:18:25
[INFO] [stderr]    |
[INFO] [stderr] 18 |                         dir_file.path();
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 18 |                         let _ = dir_file.path();
[INFO] [stderr]    |                         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `VTMK` (bin "VTMK" test) generated 12 warnings (run `cargo fix --bin "VTMK" --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/VTMK-e018d8c26bb66888)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "59150a83dd0e00046bb0a3df6b82f45b82daca8059d05e3f706f1d56f3422926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59150a83dd0e00046bb0a3df6b82f45b82daca8059d05e3f706f1d56f3422926", kill_on_drop: false }`
[INFO] [stdout] 59150a83dd0e00046bb0a3df6b82f45b82daca8059d05e3f706f1d56f3422926
