[INFO] updating cached repository https://github.com/vemilyus/virtuoso
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bd34249903ce67609b57a086a679552239f8e5b1
[INFO] testing vemilyus/virtuoso against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvemilyus%2Fvirtuoso" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vemilyus/virtuoso on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/vemilyus/virtuoso
[INFO] finished tweaking git repo https://github.com/vemilyus/virtuoso
[INFO] tweaked toml for git repo https://github.com/vemilyus/virtuoso written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/vemilyus/virtuoso already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] c047d5f5463696a66ee2895efed505f6f3f5384478097411ca92a4229647e0f7
[INFO] running `"docker" "start" "-a" "c047d5f5463696a66ee2895efed505f6f3f5384478097411ca92a4229647e0f7"`
[INFO] [stderr]    Compiling cc v1.0.23
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling regex v1.0.4
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling memchr v2.0.2
[INFO] [stderr]    Compiling log v0.4.5
[INFO] [stderr]    Compiling aho-corasick v0.6.8
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling cmake v0.1.33
[INFO] [stderr]    Compiling openssl-sys v0.9.35
[INFO] [stderr]    Compiling libz-sys v1.0.20
[INFO] [stderr]    Compiling curl-sys v0.4.8
[INFO] [stderr]    Compiling libssh2-sys v0.2.10
[INFO] [stderr]    Compiling libgit2-sys v0.7.7
[INFO] [stderr]    Compiling git2 v0.7.5
[INFO] [stderr]    Compiling virtuoso v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused imports: `PathBuf`, `Path`
[INFO] [stderr]  --> src/delta.rs:3:17
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::path::{Path, PathBuf};
[INFO] [stderr]   |                 ^^^^  ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::process::exit`
[INFO] [stderr]  --> src/delta.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::process::exit;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `utils::*`
[INFO] [stderr]  --> src/dockerfile.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use utils::*;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `yaml_rust::YamlLoader`
[INFO] [stderr]  --> src/dockerfile.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use yaml_rust::YamlLoader;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/utils.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `repo`
[INFO] [stderr]  --> src/delta.rs:7:29
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn process_delta<'repo>(repo: &'repo Repository,
[INFO] [stderr]   |                             ^^^^ help: consider prefixing with an underscore: `_repo`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `current_delta`
[INFO] [stderr]  --> src/delta.rs:8:29
[INFO] [stderr]   |
[INFO] [stderr] 8 |                             current_delta: &'repo DiffDelta,
[INFO] [stderr]   |                             ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_current_delta`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `all_deltas`
[INFO] [stderr]  --> src/delta.rs:9:29
[INFO] [stderr]   |
[INFO] [stderr] 9 |                             all_deltas: &Vec<DiffDelta>,
[INFO] [stderr]   |                             ^^^^^^^^^^ help: consider prefixing with an underscore: `_all_deltas`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `config`
[INFO] [stderr]   --> src/delta.rs:10:29
[INFO] [stderr]    |
[INFO] [stderr] 10 |                             config: &Config) {}
[INFO] [stderr]    |                             ^^^^^^ help: consider prefixing with an underscore: `_config`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]  --> src/dockerfile.rs:6:30
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn try_read_compose_file(path: &Path) -> Result<DComposeFile, Option<Output>> {
[INFO] [stderr]   |                              ^^^^ help: consider prefixing with an underscore: `_path`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `try_read_compose_file`
[INFO] [stderr]  --> src/dockerfile.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn try_read_compose_file(path: &Path) -> Result<DComposeFile, Option<Output>> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `DComposeFile`
[INFO] [stderr]   --> src/dockerfile.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub struct DComposeFile<'a> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/dockerfile.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn new(path: &'a Path, services: Vec<DCService<'a>>) -> DComposeFile<'a> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `DCService`
[INFO] [stderr]   --> src/dockerfile.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub struct DCService<'a> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/dockerfile.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn new(name: &'a str, docker_file: Option<&'a Path>) -> DCService<'a> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 30s
[INFO] running `"docker" "inspect" "c047d5f5463696a66ee2895efed505f6f3f5384478097411ca92a4229647e0f7"`
[INFO] running `"docker" "rm" "-f" "c047d5f5463696a66ee2895efed505f6f3f5384478097411ca92a4229647e0f7"`
[INFO] [stdout] c047d5f5463696a66ee2895efed505f6f3f5384478097411ca92a4229647e0f7
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 88d8e353cbda08dd8d61a8e694fc719c5a1f559876846aa09f1badbc568a11b0
[INFO] running `"docker" "start" "-a" "88d8e353cbda08dd8d61a8e694fc719c5a1f559876846aa09f1badbc568a11b0"`
[INFO] [stderr]    Compiling virtuoso v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused imports: `PathBuf`, `Path`
[INFO] [stderr]  --> src/delta.rs:3:17
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::path::{Path, PathBuf};
[INFO] [stderr]   |                 ^^^^  ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::process::exit`
[INFO] [stderr]  --> src/delta.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::process::exit;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `utils::*`
[INFO] [stderr]  --> src/dockerfile.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use utils::*;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `yaml_rust::YamlLoader`
[INFO] [stderr]  --> src/dockerfile.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use yaml_rust::YamlLoader;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/utils.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `repo`
[INFO] [stderr]  --> src/delta.rs:7:29
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn process_delta<'repo>(repo: &'repo Repository,
[INFO] [stderr]   |                             ^^^^ help: consider prefixing with an underscore: `_repo`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `current_delta`
[INFO] [stderr]  --> src/delta.rs:8:29
[INFO] [stderr]   |
[INFO] [stderr] 8 |                             current_delta: &'repo DiffDelta,
[INFO] [stderr]   |                             ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_current_delta`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `all_deltas`
[INFO] [stderr]  --> src/delta.rs:9:29
[INFO] [stderr]   |
[INFO] [stderr] 9 |                             all_deltas: &Vec<DiffDelta>,
[INFO] [stderr]   |                             ^^^^^^^^^^ help: consider prefixing with an underscore: `_all_deltas`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `config`
[INFO] [stderr]   --> src/delta.rs:10:29
[INFO] [stderr]    |
[INFO] [stderr] 10 |                             config: &Config) {}
[INFO] [stderr]    |                             ^^^^^^ help: consider prefixing with an underscore: `_config`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]  --> src/dockerfile.rs:6:30
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn try_read_compose_file(path: &Path) -> Result<DComposeFile, Option<Output>> {
[INFO] [stderr]   |                              ^^^^ help: consider prefixing with an underscore: `_path`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `try_read_compose_file`
[INFO] [stderr]  --> src/dockerfile.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn try_read_compose_file(path: &Path) -> Result<DComposeFile, Option<Output>> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `DComposeFile`
[INFO] [stderr]   --> src/dockerfile.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub struct DComposeFile<'a> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/dockerfile.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn new(path: &'a Path, services: Vec<DCService<'a>>) -> DComposeFile<'a> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `DCService`
[INFO] [stderr]   --> src/dockerfile.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub struct DCService<'a> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/dockerfile.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn new(name: &'a str, docker_file: Option<&'a Path>) -> DCService<'a> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `"docker" "inspect" "88d8e353cbda08dd8d61a8e694fc719c5a1f559876846aa09f1badbc568a11b0"`
[INFO] running `"docker" "rm" "-f" "88d8e353cbda08dd8d61a8e694fc719c5a1f559876846aa09f1badbc568a11b0"`
[INFO] [stdout] 88d8e353cbda08dd8d61a8e694fc719c5a1f559876846aa09f1badbc568a11b0
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 0cbe10f17e8e9761f4099bad977cab7b9b7ea3976499d5d94779f7fd5ff392da
[INFO] running `"docker" "start" "-a" "0cbe10f17e8e9761f4099bad977cab7b9b7ea3976499d5d94779f7fd5ff392da"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/virtuoso-515c19e7c40b39ae
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "0cbe10f17e8e9761f4099bad977cab7b9b7ea3976499d5d94779f7fd5ff392da"`
[INFO] running `"docker" "rm" "-f" "0cbe10f17e8e9761f4099bad977cab7b9b7ea3976499d5d94779f7fd5ff392da"`
[INFO] [stdout] 0cbe10f17e8e9761f4099bad977cab7b9b7ea3976499d5d94779f7fd5ff392da