[INFO] cloning repository https://github.com/nihaals/rust-docker-tests
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nihaals/rust-docker-tests" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnihaals%2Frust-docker-tests", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnihaals%2Frust-docker-tests'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9bf3ae947eb1bcc71cec38dff2aa6b6d87981564
[INFO] testing nihaals/rust-docker-tests against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnihaals%2Frust-docker-tests" "/workspace/builds/worker-17/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-17/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nihaals/rust-docker-tests on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nihaals/rust-docker-tests
[INFO] finished tweaking git repo https://github.com/nihaals/rust-docker-tests
[INFO] tweaked toml for git repo https://github.com/nihaals/rust-docker-tests written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] crate git repo https://github.com/nihaals/rust-docker-tests already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6b12e5b00a3a551c1fd2582ca39a68a9e4ea13f0946fd593384112ecd57bfaa
[INFO] running `Command { std: "docker" "start" "-a" "a6b12e5b00a3a551c1fd2582ca39a68a9e4ea13f0946fd593384112ecd57bfaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6b12e5b00a3a551c1fd2582ca39a68a9e4ea13f0946fd593384112ecd57bfaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6b12e5b00a3a551c1fd2582ca39a68a9e4ea13f0946fd593384112ecd57bfaa", kill_on_drop: false }`
[INFO] [stdout] a6b12e5b00a3a551c1fd2582ca39a68a9e4ea13f0946fd593384112ecd57bfaa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40e4c4a94ae11a9b213a273a2838075941dccaaed5e98905e75011919033c8a6
[INFO] running `Command { std: "docker" "start" "-a" "40e4c4a94ae11a9b213a273a2838075941dccaaed5e98905e75011919033c8a6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling runner v0.0.0 (/opt/rustwide/workdir/runner)
[INFO] [stdout] warning: enum is never used: `BuildImage`
[INFO] [stdout]  --> runner/src/main.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum BuildImage {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `docker_image`
[INFO] [stdout]  --> runner/src/main.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn docker_image(&self) -> &str {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `RunImage`
[INFO] [stdout]   --> runner/src/main.rs:17:6
[INFO] [stdout]    |
[INFO] [stdout] 17 | enum RunImage {
[INFO] [stdout]    |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `docker_image`
[INFO] [stdout]   --> runner/src/main.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn docker_image(&self) -> &str {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `BuildError`
[INFO] [stdout]   --> runner/src/main.rs:39:6
[INFO] [stdout]    |
[INFO] [stdout] 39 | enum BuildError {
[INFO] [stdout]    |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `RunError`
[INFO] [stdout]   --> runner/src/main.rs:43:6
[INFO] [stdout]    |
[INFO] [stdout] 43 | enum RunError {
[INFO] [stdout]    |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `TestCase`
[INFO] [stdout]   --> runner/src/main.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | struct TestCase {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `image_tag`
[INFO] [stdout]   --> runner/src/main.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn image_tag(&self) -> String {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `build_image`
[INFO] [stdout]   --> runner/src/main.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn build_image(&self) -> Result<(), BuildError> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `run_image`
[INFO] [stdout]    --> runner/src/main.rs:106:8
[INFO] [stdout]     |
[INFO] [stdout] 106 |     fn run_image(&self) -> Result<(), RunError> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.37s
[INFO] running `Command { std: "docker" "inspect" "40e4c4a94ae11a9b213a273a2838075941dccaaed5e98905e75011919033c8a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40e4c4a94ae11a9b213a273a2838075941dccaaed5e98905e75011919033c8a6", kill_on_drop: false }`
[INFO] [stdout] 40e4c4a94ae11a9b213a273a2838075941dccaaed5e98905e75011919033c8a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c12ca4aa994e0a982f5c6b12ecf44cf140e982da453992e2efc82b93da053f3
[INFO] running `Command { std: "docker" "start" "-a" "6c12ca4aa994e0a982f5c6b12ecf44cf140e982da453992e2efc82b93da053f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling runner v0.0.0 (/opt/rustwide/workdir/runner)
[INFO] [stdout] warning: enum is never used: `BuildImage`
[INFO] [stdout]  --> runner/src/main.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum BuildImage {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `docker_image`
[INFO] [stdout]  --> runner/src/main.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn docker_image(&self) -> &str {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `RunImage`
[INFO] [stdout]   --> runner/src/main.rs:17:6
[INFO] [stdout]    |
[INFO] [stdout] 17 | enum RunImage {
[INFO] [stdout]    |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `docker_image`
[INFO] [stdout]   --> runner/src/main.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn docker_image(&self) -> &str {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `BuildError`
[INFO] [stdout]   --> runner/src/main.rs:39:6
[INFO] [stdout]    |
[INFO] [stdout] 39 | enum BuildError {
[INFO] [stdout]    |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `RunError`
[INFO] [stdout]   --> runner/src/main.rs:43:6
[INFO] [stdout]    |
[INFO] [stdout] 43 | enum RunError {
[INFO] [stdout]    |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `TestCase`
[INFO] [stdout]   --> runner/src/main.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | struct TestCase {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `image_tag`
[INFO] [stdout]   --> runner/src/main.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn image_tag(&self) -> String {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `build_image`
[INFO] [stdout]   --> runner/src/main.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn build_image(&self) -> Result<(), BuildError> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `run_image`
[INFO] [stdout]    --> runner/src/main.rs:106:8
[INFO] [stdout]     |
[INFO] [stdout] 106 |     fn run_image(&self) -> Result<(), RunError> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/runner-cc7dcb3844ef088b)
[INFO] running `Command { std: "docker" "inspect" "6c12ca4aa994e0a982f5c6b12ecf44cf140e982da453992e2efc82b93da053f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c12ca4aa994e0a982f5c6b12ecf44cf140e982da453992e2efc82b93da053f3", kill_on_drop: false }`
[INFO] [stdout] 6c12ca4aa994e0a982f5c6b12ecf44cf140e982da453992e2efc82b93da053f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fd3192ec858aca923232793043b25c58531f5c999a9bcff664652c9cc2c43cc9
[INFO] running `Command { std: "docker" "start" "-a" "fd3192ec858aca923232793043b25c58531f5c999a9bcff664652c9cc2c43cc9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: enum is never used: `BuildImage`
[INFO] [stderr]  --> runner/src/main.rs:3:6
[INFO] [stderr]   |
[INFO] [stderr] 3 | enum BuildImage {
[INFO] [stderr]   |      ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `docker_image`
[INFO] [stderr]  --> runner/src/main.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fn docker_image(&self) -> &str {
[INFO] [stderr]   |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `RunImage`
[INFO] [stderr]   --> runner/src/main.rs:17:6
[INFO] [stderr]    |
[INFO] [stderr] 17 | enum RunImage {
[INFO] [stderr]    |      ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `docker_image`
[INFO] [stderr]   --> runner/src/main.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn docker_image(&self) -> &str {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `BuildError`
[INFO] [stderr]   --> runner/src/main.rs:39:6
[INFO] [stderr]    |
[INFO] [stderr] 39 | enum BuildError {
[INFO] [stderr]    |      ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `RunError`
[INFO] [stderr]   --> runner/src/main.rs:43:6
[INFO] [stderr]    |
[INFO] [stderr] 43 | enum RunError {
[INFO] [stderr]    |      ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `TestCase`
[INFO] [stderr]   --> runner/src/main.rs:49:8
[INFO] [stderr]    |
[INFO] [stderr] 49 | struct TestCase {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `image_tag`
[INFO] [stderr]   --> runner/src/main.rs:58:8
[INFO] [stderr]    |
[INFO] [stderr] 58 |     fn image_tag(&self) -> String {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `build_image`
[INFO] [stderr]   --> runner/src/main.rs:77:8
[INFO] [stderr]    |
[INFO] [stderr] 77 |     fn build_image(&self) -> Result<(), BuildError> {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `run_image`
[INFO] [stderr]    --> runner/src/main.rs:106:8
[INFO] [stderr]     |
[INFO] [stderr] 106 |     fn run_image(&self) -> Result<(), RunError> {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `runner` (bin "runner" test) generated 10 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/runner-cc7dcb3844ef088b)
[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" "fd3192ec858aca923232793043b25c58531f5c999a9bcff664652c9cc2c43cc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd3192ec858aca923232793043b25c58531f5c999a9bcff664652c9cc2c43cc9", kill_on_drop: false }`
[INFO] [stdout] fd3192ec858aca923232793043b25c58531f5c999a9bcff664652c9cc2c43cc9