Oct 12 11:20:44.927 INFO checking vemilyus/virtuoso against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 11:20:44.933 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-0/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +4021bd0b3c5815b087d6db10ce461e7e4854ade7-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 12 11:20:45.431 INFO blam! 7326669e9ad4a674724012458f41657e5c7e5c6e57d0b58550a2a72aa7079daf
Oct 12 11:20:45.444 INFO running `"docker" "start" "-a" "7326669e9ad4a674724012458f41657e5c7e5c6e57d0b58550a2a72aa7079daf"`
Oct 12 11:20:46.822 INFO kablam! usermod: no changes
Oct 12 11:20:47.032 INFO kablam!     Checking semver v0.9.0
Oct 12 11:20:47.828 INFO kablam!     Checking virtuoso v0.1.0 (/source)
Oct 12 11:20:48.656 INFO kablam! warning: unused imports: `PathBuf`, `Path`
Oct 12 11:20:48.656 INFO kablam!  --> src/delta.rs:3:17
Oct 12 11:20:48.656 INFO kablam!   |
Oct 12 11:20:48.656 INFO kablam! 3 | use std::path::{Path, PathBuf};
Oct 12 11:20:48.656 INFO kablam!   |                 ^^^^  ^^^^^^^
Oct 12 11:20:48.656 INFO kablam!   |
Oct 12 11:20:48.656 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 11:20:48.656 INFO kablam! 
Oct 12 11:20:48.656 INFO kablam! warning: unused import: `std::process::exit`
Oct 12 11:20:48.656 INFO kablam!  --> src/delta.rs:4:5
Oct 12 11:20:48.656 INFO kablam!   |
Oct 12 11:20:48.656 INFO kablam! 4 | use std::process::exit;
Oct 12 11:20:48.656 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^
Oct 12 11:20:48.656 INFO kablam! 
Oct 12 11:20:48.657 INFO kablam! warning: unused import: `utils::*`
Oct 12 11:20:48.657 INFO kablam!  --> src/dockerfile.rs:3:5
Oct 12 11:20:48.657 INFO kablam!   |
Oct 12 11:20:48.657 INFO kablam! 3 | use utils::*;
Oct 12 11:20:48.657 INFO kablam!   |     ^^^^^^^^
Oct 12 11:20:48.657 INFO kablam! 
Oct 12 11:20:48.657 INFO kablam! warning: unused import: `yaml_rust::YamlLoader`
Oct 12 11:20:48.657 INFO kablam!  --> src/dockerfile.rs:4:5
Oct 12 11:20:48.657 INFO kablam!   |
Oct 12 11:20:48.657 INFO kablam! 4 | use yaml_rust::YamlLoader;
Oct 12 11:20:48.657 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^
Oct 12 11:20:48.657 INFO kablam! 
Oct 12 11:20:48.657 INFO kablam! warning: unused import: `std::io`
Oct 12 11:20:48.657 INFO kablam!  --> src/utils.rs:4:5
Oct 12 11:20:48.657 INFO kablam!   |
Oct 12 11:20:48.657 INFO kablam! 4 | use std::io;
Oct 12 11:20:48.657 INFO kablam!   |     ^^^^^^^
Oct 12 11:20:48.657 INFO kablam! 
Oct 12 11:20:48.684 INFO kablam! warning: unused imports: `PathBuf`, `Path`
Oct 12 11:20:48.684 INFO kablam!  --> src/delta.rs:3:17
Oct 12 11:20:48.684 INFO kablam!   |
Oct 12 11:20:48.684 INFO kablam! 3 | use std::path::{Path, PathBuf};
Oct 12 11:20:48.684 INFO kablam!   |                 ^^^^  ^^^^^^^
Oct 12 11:20:48.684 INFO kablam!   |
Oct 12 11:20:48.684 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 11:20:48.684 INFO kablam! 
Oct 12 11:20:48.684 INFO kablam! warning: unused import: `std::process::exit`
Oct 12 11:20:48.684 INFO kablam!  --> src/delta.rs:4:5
Oct 12 11:20:48.684 INFO kablam!   |
Oct 12 11:20:48.684 INFO kablam! 4 | use std::process::exit;
Oct 12 11:20:48.684 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^
Oct 12 11:20:48.684 INFO kablam! 
Oct 12 11:20:48.684 INFO kablam! warning: unused import: `utils::*`
Oct 12 11:20:48.684 INFO kablam!  --> src/dockerfile.rs:3:5
Oct 12 11:20:48.684 INFO kablam!   |
Oct 12 11:20:48.684 INFO kablam! 3 | use utils::*;
Oct 12 11:20:48.684 INFO kablam!   |     ^^^^^^^^
Oct 12 11:20:48.685 INFO kablam! 
Oct 12 11:20:48.685 INFO kablam! warning: unused import: `yaml_rust::YamlLoader`
Oct 12 11:20:48.685 INFO kablam!  --> src/dockerfile.rs:4:5
Oct 12 11:20:48.685 INFO kablam!   |
Oct 12 11:20:48.685 INFO kablam! 4 | use yaml_rust::YamlLoader;
Oct 12 11:20:48.685 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^
Oct 12 11:20:48.685 INFO kablam! 
Oct 12 11:20:48.685 INFO kablam! warning: unused import: `std::io`
Oct 12 11:20:48.685 INFO kablam!  --> src/utils.rs:4:5
Oct 12 11:20:48.685 INFO kablam!   |
Oct 12 11:20:48.685 INFO kablam! 4 | use std::io;
Oct 12 11:20:48.685 INFO kablam!   |     ^^^^^^^
Oct 12 11:20:48.685 INFO kablam! 
Oct 12 11:20:48.875 INFO kablam! warning: unused variable: `repo`
Oct 12 11:20:48.875 INFO kablam!  --> src/delta.rs:7:29
Oct 12 11:20:48.875 INFO kablam!   |
Oct 12 11:20:48.875 INFO kablam! 7 | pub fn process_delta<'repo>(repo: &'repo Repository,
Oct 12 11:20:48.875 INFO kablam!   |                             ^^^^ help: consider using `_repo` instead
Oct 12 11:20:48.878 INFO kablam!   |
Oct 12 11:20:48.878 INFO kablam!   = note: #[warn(unused_variables)] on by default
Oct 12 11:20:48.878 INFO kablam! 
Oct 12 11:20:48.879 INFO kablam! warning: unused variable: `current_delta`
Oct 12 11:20:48.879 INFO kablam!  --> src/delta.rs:8:29
Oct 12 11:20:48.879 INFO kablam!   |
Oct 12 11:20:48.879 INFO kablam! 8 |                             current_delta: &'repo DiffDelta,
Oct 12 11:20:48.879 INFO kablam!   |                             ^^^^^^^^^^^^^ help: consider using `_current_delta` instead
Oct 12 11:20:48.879 INFO kablam! 
Oct 12 11:20:48.879 INFO kablam! warning: unused variable: `all_deltas`
Oct 12 11:20:48.879 INFO kablam!  --> src/delta.rs:9:29
Oct 12 11:20:48.879 INFO kablam!   |
Oct 12 11:20:48.879 INFO kablam! 9 |                             all_deltas: &Vec<DiffDelta>,
Oct 12 11:20:48.879 INFO kablam!   |                             ^^^^^^^^^^ help: consider using `_all_deltas` instead
Oct 12 11:20:48.879 INFO kablam! 
Oct 12 11:20:48.879 INFO kablam! warning: unused variable: `config`
Oct 12 11:20:48.880 INFO kablam!   --> src/delta.rs:10:29
Oct 12 11:20:48.880 INFO kablam!    |
Oct 12 11:20:48.880 INFO kablam! 10 |                             config: &Config) {}
Oct 12 11:20:48.880 INFO kablam!    |                             ^^^^^^ help: consider using `_config` instead
Oct 12 11:20:48.880 INFO kablam! 
Oct 12 11:20:48.880 INFO kablam! warning: unused variable: `path`
Oct 12 11:20:48.880 INFO kablam!  --> src/dockerfile.rs:6:30
Oct 12 11:20:48.880 INFO kablam!   |
Oct 12 11:20:48.880 INFO kablam! 6 | pub fn try_read_compose_file(path: &Path) -> Result<DComposeFile, Option<Output>> {
Oct 12 11:20:48.880 INFO kablam!   |                              ^^^^ help: consider using `_path` instead
Oct 12 11:20:48.880 INFO kablam! 
Oct 12 11:20:48.956 INFO kablam! warning: function is never used: `try_read_compose_file`
Oct 12 11:20:48.956 INFO kablam!  --> src/dockerfile.rs:6:1
Oct 12 11:20:48.956 INFO kablam!   |
Oct 12 11:20:48.956 INFO kablam! 6 | pub fn try_read_compose_file(path: &Path) -> Result<DComposeFile, Option<Output>> {
Oct 12 11:20:48.957 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 11:20:48.957 INFO kablam! warning: unused variable: `repo`
Oct 12 11:20:48.957 INFO kablam!  --> src/delta.rs:7:29
Oct 12 11:20:48.957 INFO kablam!   |
Oct 12 11:20:48.957 INFO kablam! 7 | pub fn process_delta<'repo>(repo: &'repo Repository,
Oct 12 11:20:48.957 INFO kablam!   |                             ^^^^ help: consider using `_repo` instead
Oct 12 11:20:48.957 INFO kablam!   |
Oct 12 11:20:48.957 INFO kablam!   = note: #[warn(unused_variables)] on by default
Oct 12 11:20:48.957 INFO kablam! 
Oct 12 11:20:48.957 INFO kablam! warning: unused variable: `current_delta`
Oct 12 11:20:48.957 INFO kablam!  --> src/delta.rs:8:29
Oct 12 11:20:48.957 INFO kablam!   |
Oct 12 11:20:48.957 INFO kablam! 8 |                             current_delta: &'repo DiffDelta,
Oct 12 11:20:48.957 INFO kablam!   |                             ^^^^^^^^^^^^^ help: consider using `_current_delta` instead
Oct 12 11:20:48.957 INFO kablam! 
Oct 12 11:20:48.957 INFO kablam! warning: unused variable: `all_deltas`
Oct 12 11:20:48.957 INFO kablam!  --> src/delta.rs:9:29
Oct 12 11:20:48.957 INFO kablam!   |
Oct 12 11:20:48.957 INFO kablam! 9 |                             all_deltas: &Vec<DiffDelta>,
Oct 12 11:20:48.957 INFO kablam!   |                             ^^^^^^^^^^ help: consider using `_all_deltas` instead
Oct 12 11:20:48.957 INFO kablam! 
Oct 12 11:20:48.958 INFO kablam! warning: unused variable: `config`
Oct 12 11:20:48.958 INFO kablam!   --> src/delta.rs:10:29
Oct 12 11:20:48.958 INFO kablam!    |
Oct 12 11:20:48.958 INFO kablam! 10 |                             config: &Config) {}
Oct 12 11:20:48.958 INFO kablam!    |                             ^^^^^^ help: consider using `_config` instead
Oct 12 11:20:48.958 INFO kablam! 
Oct 12 11:20:48.958 INFO kablam! warning: unused variable: `path`
Oct 12 11:20:48.958 INFO kablam!  --> src/dockerfile.rs:6:30
Oct 12 11:20:48.958 INFO kablam!   |
Oct 12 11:20:48.958 INFO kablam! 6 | pub fn try_read_compose_file(path: &Path) -> Result<DComposeFile, Option<Output>> {
Oct 12 11:20:48.958 INFO kablam!   |                              ^^^^ help: consider using `_path` instead
Oct 12 11:20:48.958 INFO kablam! 
Oct 12 11:20:48.958 INFO kablam!   |
Oct 12 11:20:48.959 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 12 11:20:48.959 INFO kablam! 
Oct 12 11:20:48.959 INFO kablam! warning: struct is never constructed: `DComposeFile`
Oct 12 11:20:48.959 INFO kablam!   --> src/dockerfile.rs:11:1
Oct 12 11:20:48.959 INFO kablam!    |
Oct 12 11:20:48.959 INFO kablam! 11 | pub struct DComposeFile<'a> {
Oct 12 11:20:48.959 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 11:20:48.959 INFO kablam! 
Oct 12 11:20:48.959 INFO kablam! warning: method is never used: `new`
Oct 12 11:20:48.959 INFO kablam!   --> src/dockerfile.rs:17:5
Oct 12 11:20:48.959 INFO kablam!    |
Oct 12 11:20:48.959 INFO kablam! 17 |     fn new(path: &'a Path, services: Vec<DCService<'a>>) -> DComposeFile<'a> {
Oct 12 11:20:48.960 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 11:20:48.960 INFO kablam! 
Oct 12 11:20:48.960 INFO kablam! warning: struct is never constructed: `DCService`
Oct 12 11:20:48.960 INFO kablam!   --> src/dockerfile.rs:26:1
Oct 12 11:20:48.960 INFO kablam!    |
Oct 12 11:20:48.960 INFO kablam! 26 | pub struct DCService<'a> {
Oct 12 11:20:48.960 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 11:20:48.960 INFO kablam! 
Oct 12 11:20:48.960 INFO kablam! warning: method is never used: `new`
Oct 12 11:20:48.960 INFO kablam!   --> src/dockerfile.rs:32:5
Oct 12 11:20:48.960 INFO kablam!    |
Oct 12 11:20:48.960 INFO kablam! 32 |     fn new(name: &'a str, docker_file: Option<&'a Path>) -> DCService<'a> {
Oct 12 11:20:48.960 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 11:20:48.961 INFO kablam! 
Oct 12 11:20:49.060 INFO kablam! warning: function is never used: `try_read_compose_file`
Oct 12 11:20:49.060 INFO kablam!  --> src/dockerfile.rs:6:1
Oct 12 11:20:49.060 INFO kablam!   |
Oct 12 11:20:49.060 INFO kablam! 6 | pub fn try_read_compose_file(path: &Path) -> Result<DComposeFile, Option<Output>> {
Oct 12 11:20:49.060 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 11:20:49.060 INFO kablam!   |
Oct 12 11:20:49.060 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 12 11:20:49.060 INFO kablam! 
Oct 12 11:20:49.060 INFO kablam! warning: struct is never constructed: `DComposeFile`
Oct 12 11:20:49.060 INFO kablam!   --> src/dockerfile.rs:11:1
Oct 12 11:20:49.060 INFO kablam!    |
Oct 12 11:20:49.060 INFO kablam! 11 | pub struct DComposeFile<'a> {
Oct 12 11:20:49.060 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 11:20:49.060 INFO kablam! 
Oct 12 11:20:49.061 INFO kablam! warning: method is never used: `new`
Oct 12 11:20:49.061 INFO kablam!   --> src/dockerfile.rs:17:5
Oct 12 11:20:49.061 INFO kablam!    |
Oct 12 11:20:49.061 INFO kablam! 17 |     fn new(path: &'a Path, services: Vec<DCService<'a>>) -> DComposeFile<'a> {
Oct 12 11:20:49.061 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 11:20:49.061 INFO kablam! 
Oct 12 11:20:49.061 INFO kablam! warning: struct is never constructed: `DCService`
Oct 12 11:20:49.061 INFO kablam!   --> src/dockerfile.rs:26:1
Oct 12 11:20:49.061 INFO kablam!    |
Oct 12 11:20:49.061 INFO kablam! 26 | pub struct DCService<'a> {
Oct 12 11:20:49.061 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 11:20:49.061 INFO kablam! 
Oct 12 11:20:49.061 INFO kablam! warning: method is never used: `new`
Oct 12 11:20:49.061 INFO kablam!   --> src/dockerfile.rs:32:5
Oct 12 11:20:49.061 INFO kablam!    |
Oct 12 11:20:49.061 INFO kablam! 32 |     fn new(name: &'a str, docker_file: Option<&'a Path>) -> DCService<'a> {
Oct 12 11:20:49.061 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 11:20:49.061 INFO kablam! 
Oct 12 11:20:49.128 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.26s
Oct 12 11:20:49.132 INFO kablam! su: No module specific data is present
Oct 12 11:20:50.202 INFO running `"docker" "rm" "-f" "7326669e9ad4a674724012458f41657e5c7e5c6e57d0b58550a2a72aa7079daf"`
Oct 12 11:20:50.553 INFO blam! 7326669e9ad4a674724012458f41657e5c7e5c6e57d0b58550a2a72aa7079daf