[INFO] updating cached repository PureW/rupert
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/PureW/rupert
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/PureW/rupert" "work/ex/beta-1.38-1/sources/1.37.0/gh/PureW/rupert"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/PureW/rupert'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/PureW/rupert" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/PureW/rupert"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/PureW/rupert'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6685d5d039efc5cc702ecd2b9b6ab58da2624337
[INFO] sha for GitHub repo PureW/rupert: 6685d5d039efc5cc702ecd2b9b6ab58da2624337
[INFO] validating manifest of PureW/rupert on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of PureW/rupert on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing PureW/rupert
[INFO] finished frobbing PureW/rupert
[INFO] frobbed toml for PureW/rupert written to work/ex/beta-1.38-1/sources/1.37.0/gh/PureW/rupert/Cargo.toml
[INFO] started frobbing PureW/rupert
[INFO] finished frobbing PureW/rupert
[INFO] frobbed toml for PureW/rupert written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/PureW/rupert/Cargo.toml
[INFO] crate PureW/rupert already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing PureW/rupert against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/PureW/rupert:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 513d35e66ab4ba402ecfabc66da3c8fc004cd55550a5ef3a6b7ad57535c4ac39
[INFO] running `"docker" "start" "-a" "513d35e66ab4ba402ecfabc66da3c8fc004cd55550a5ef3a6b7ad57535c4ac39"`
[INFO] [stderr]    Compiling serde v1.0.11
[INFO] [stderr]    Compiling yansi v0.3.4
[INFO] [stderr]    Compiling backtrace-sys v0.1.12
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling atty v0.2.2
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.11
[INFO] [stderr]    Compiling textwrap v0.7.0
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling clap v2.26.0
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling toml v0.4.5
[INFO] [stderr]    Compiling serde_json v1.0.2
[INFO] [stderr]    Compiling backtrace v0.3.3
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling rupert v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]   --> src/lib.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | use std::error::Error;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Bytes`
[INFO] [stderr]   --> src/lib.rs:19:15
[INFO] [stderr]    |
[INFO] [stderr] 19 | use std::io::{Bytes, Read};
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::thread::sleep`
[INFO] [stderr]   --> src/lib.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | use std::thread::sleep;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]   --> src/lib.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | use std::time::Duration;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ChildStdout`
[INFO] [stderr]   --> src/lib.rs:24:43
[INFO] [stderr]    |
[INFO] [stderr] 24 | use std::process::{Command, Stdio, Child, ChildStdout};
[INFO] [stderr]    |                                           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `git2::Repository`
[INFO] [stderr]   --> src/lib.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | use git2::Repository;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `value`
[INFO] [stderr]   --> src/integrations/bitbucket/mod.rs:10:18
[INFO] [stderr]    |
[INFO] [stderr] 10 | use serde_json::{value, Value};
[INFO] [stderr]    |                  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `DirBuilder`
[INFO] [stderr]  --> src/utils/mod.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::fs::{DirBuilder, File, create_dir, read_dir, copy};
[INFO] [stderr]   |               ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/utils/mod.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BuildStep`
[INFO] [stderr]   --> src/utils/mod.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use BuildStep;
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `PathBuf`
[INFO] [stderr]  --> src/utils/git.rs:2:23
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::path::{Path, PathBuf};
[INFO] [stderr]   |                       ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `git2`
[INFO] [stderr]  --> src/utils/git.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use git2;
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Oid`
[INFO] [stderr]  --> src/utils/git.rs:6:24
[INFO] [stderr]   |
[INFO] [stderr] 6 | use git2::{Repository, Oid};
[INFO] [stderr]   |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::hash::Hasher`
[INFO] [stderr]   --> src/lib.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use std::hash::Hasher;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `commit`
[INFO] [stderr]    --> src/lib.rs:266:35
[INFO] [stderr]     |
[INFO] [stderr] 266 |     fn path_build(root: &PathBuf, commit: &str) -> PathBuf {
[INFO] [stderr]     |                                   ^^^^^^ help: consider prefixing with an underscore: `_commit`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]   --> src/utils/git.rs:79:9
[INFO] [stderr]    |
[INFO] [stderr] 79 |     let output = Command::new("git")
[INFO] [stderr]    |         ^^^^^^ help: consider prefixing with an underscore: `_output`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/utils/mod.rs:111:9
[INFO] [stderr]     |
[INFO] [stderr] 111 |     let mut raw: RawConfig = toml::from_str(&contents).chain_err(
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `path_root`
[INFO] [stderr]   --> src/lib.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 75 |     path_root: PathBuf,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `repo`
[INFO] [stderr]   --> src/lib.rs:79:5
[INFO] [stderr]    |
[INFO] [stderr] 79 |     repo: git2::Repository,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `request`
[INFO] [stderr]    --> src/lib.rs:278:5
[INFO] [stderr]     |
[INFO] [stderr] 278 |     request: BuildRequest,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `runner`
[INFO] [stderr]    --> src/lib.rs:279:5
[INFO] [stderr]     |
[INFO] [stderr] 279 |     runner: Runner,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `build_instruction`
[INFO] [stderr]    --> src/lib.rs:280:5
[INFO] [stderr]     |
[INFO] [stderr] 280 |     build_instruction: BuildInstruction,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `api_token`
[INFO] [stderr]   --> src/bin/rustic-cli.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let api_token = repo_conf.api_token.clone();
[INFO] [stderr]    |         ^^^^^^^^^ help: consider prefixing with an underscore: `_api_token`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.31s
[INFO] running `"docker" "inspect" "513d35e66ab4ba402ecfabc66da3c8fc004cd55550a5ef3a6b7ad57535c4ac39"`
[INFO] running `"docker" "rm" "-f" "513d35e66ab4ba402ecfabc66da3c8fc004cd55550a5ef3a6b7ad57535c4ac39"`
[INFO] [stdout] 513d35e66ab4ba402ecfabc66da3c8fc004cd55550a5ef3a6b7ad57535c4ac39
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/PureW/rupert:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] e93ac2bd9b19a52744146284f6cd32624321b83106718084eed0c728d1120994
[INFO] running `"docker" "start" "-a" "e93ac2bd9b19a52744146284f6cd32624321b83106718084eed0c728d1120994"`
[INFO] [stderr]    Compiling rupert v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]   --> src/lib.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | use std::error::Error;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Bytes`
[INFO] [stderr]   --> src/lib.rs:19:15
[INFO] [stderr]    |
[INFO] [stderr] 19 | use std::io::{Bytes, Read};
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::thread::sleep`
[INFO] [stderr]   --> src/lib.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | use std::thread::sleep;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]   --> src/lib.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | use std::time::Duration;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ChildStdout`
[INFO] [stderr]   --> src/lib.rs:24:43
[INFO] [stderr]    |
[INFO] [stderr] 24 | use std::process::{Command, Stdio, Child, ChildStdout};
[INFO] [stderr]    |                                           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `git2::Repository`
[INFO] [stderr]   --> src/lib.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | use git2::Repository;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `value`
[INFO] [stderr]   --> src/integrations/bitbucket/mod.rs:10:18
[INFO] [stderr]    |
[INFO] [stderr] 10 | use serde_json::{value, Value};
[INFO] [stderr]    |                  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `DirBuilder`
[INFO] [stderr]  --> src/utils/mod.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::fs::{DirBuilder, File, create_dir, read_dir, copy};
[INFO] [stderr]   |               ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/utils/mod.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BuildStep`
[INFO] [stderr]   --> src/utils/mod.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use BuildStep;
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `PathBuf`
[INFO] [stderr]  --> src/utils/git.rs:2:23
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::path::{Path, PathBuf};
[INFO] [stderr]   |                       ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `git2`
[INFO] [stderr]  --> src/utils/git.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use git2;
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Oid`
[INFO] [stderr]  --> src/utils/git.rs:6:24
[INFO] [stderr]   |
[INFO] [stderr] 6 | use git2::{Repository, Oid};
[INFO] [stderr]   |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env::temp_dir`
[INFO] [stderr]    --> src/utils/mod.rs:156:9
[INFO] [stderr]     |
[INFO] [stderr] 156 |     use std::env::temp_dir;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/integrations/bitbucket/mod.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 | /     lazy_static!{
[INFO] [stderr] 75 | |         static ref PUSH_EXAMPLE: Value = serde_json::from_str(include_str!("bitbucket-push-example.json")).unwrap();
[INFO] [stderr] 76 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/integrations/bitbucket/mod.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 | /     lazy_static!{
[INFO] [stderr] 75 | |         static ref PUSH_EXAMPLE: Value = serde_json::from_str(include_str!("bitbucket-push-example.json")).unwrap();
[INFO] [stderr] 76 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/utils/mod.rs:165:5
[INFO] [stderr]     |
[INFO] [stderr] 165 | /     lazy_static!{
[INFO] [stderr] 166 | |         pub static ref TEST_DIR: PathBuf = {
[INFO] [stderr] 167 | |             let mut path = env::temp_dir();
[INFO] [stderr] 168 | |             path.push("rupert-tests");
[INFO] [stderr] ...   |
[INFO] [stderr] 171 | |         };
[INFO] [stderr] 172 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/utils/mod.rs:165:5
[INFO] [stderr]     |
[INFO] [stderr] 165 | /     lazy_static!{
[INFO] [stderr] 166 | |         pub static ref TEST_DIR: PathBuf = {
[INFO] [stderr] 167 | |             let mut path = env::temp_dir();
[INFO] [stderr] 168 | |             path.push("rupert-tests");
[INFO] [stderr] ...   |
[INFO] [stderr] 171 | |         };
[INFO] [stderr] 172 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `api_token`
[INFO] [stderr]   --> src/bin/rustic-cli.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let api_token = repo_conf.api_token.clone();
[INFO] [stderr]    |         ^^^^^^^^^ help: consider prefixing with an underscore: `_api_token`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::hash::Hasher`
[INFO] [stderr]   --> src/lib.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use std::hash::Hasher;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `commit`
[INFO] [stderr]    --> src/lib.rs:266:35
[INFO] [stderr]     |
[INFO] [stderr] 266 |     fn path_build(root: &PathBuf, commit: &str) -> PathBuf {
[INFO] [stderr]     |                                   ^^^^^^ help: consider prefixing with an underscore: `_commit`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]   --> src/utils/git.rs:79:9
[INFO] [stderr]    |
[INFO] [stderr] 79 |     let output = Command::new("git")
[INFO] [stderr]    |         ^^^^^^ help: consider prefixing with an underscore: `_output`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/utils/mod.rs:111:9
[INFO] [stderr]     |
[INFO] [stderr] 111 |     let mut raw: RawConfig = toml::from_str(&contents).chain_err(
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `path_root`
[INFO] [stderr]   --> src/lib.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 75 |     path_root: PathBuf,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `repo`
[INFO] [stderr]   --> src/lib.rs:79:5
[INFO] [stderr]    |
[INFO] [stderr] 79 |     repo: git2::Repository,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `request`
[INFO] [stderr]    --> src/lib.rs:278:5
[INFO] [stderr]     |
[INFO] [stderr] 278 |     request: BuildRequest,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `runner`
[INFO] [stderr]    --> src/lib.rs:279:5
[INFO] [stderr]     |
[INFO] [stderr] 279 |     runner: Runner,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `build_instruction`
[INFO] [stderr]    --> src/lib.rs:280:5
[INFO] [stderr]     |
[INFO] [stderr] 280 |     build_instruction: BuildInstruction,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/utils/mod.rs:169:13
[INFO] [stderr]     |
[INFO] [stderr] 169 |             DirBuilder::new().create(&path);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.03s
[INFO] running `"docker" "inspect" "e93ac2bd9b19a52744146284f6cd32624321b83106718084eed0c728d1120994"`
[INFO] running `"docker" "rm" "-f" "e93ac2bd9b19a52744146284f6cd32624321b83106718084eed0c728d1120994"`
[INFO] [stdout] e93ac2bd9b19a52744146284f6cd32624321b83106718084eed0c728d1120994
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/PureW/rupert:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 1b567f738487a9807b94eec5a739ad36e1d25a05471e7afa8150125d4305c1bd
[INFO] running `"docker" "start" "-a" "1b567f738487a9807b94eec5a739ad36e1d25a05471e7afa8150125d4305c1bd"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rupert-6468c8a2495c86ec
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test utils::tests::test_init_repo ... ignored
[INFO] [stdout] test utils::tests::test_load_conf ... ok
[INFO] [stdout] test utils::tests::test_checkout ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test integrations::bitbucket::tests::parse_example_build_request ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rustic_cli-db089ace55b1d70d
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lib-be30bf2a584c8963
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_something ... ok
[INFO] [stderr]    Doc-tests rupert
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "1b567f738487a9807b94eec5a739ad36e1d25a05471e7afa8150125d4305c1bd"`
[INFO] running `"docker" "rm" "-f" "1b567f738487a9807b94eec5a739ad36e1d25a05471e7afa8150125d4305c1bd"`
[INFO] [stdout] 1b567f738487a9807b94eec5a739ad36e1d25a05471e7afa8150125d4305c1bd