[INFO] fetching crate git-tcrdd 0.1.0-beta.8...
[INFO] checking git-tcrdd-0.1.0-beta.8 against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] extracting crate git-tcrdd 0.1.0-beta.8 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate git-tcrdd 0.1.0-beta.8 on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate git-tcrdd 0.1.0-beta.8
[INFO] finished tweaking crates.io crate git-tcrdd 0.1.0-beta.8
[INFO] tweaked toml for crates.io crate git-tcrdd 0.1.0-beta.8 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate git-tcrdd 0.1.0-beta.8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded test-case v0.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3a30d012ce4225c29d3040f6811a47a4ba86742bc7c9c51466a9f59432033b4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e3a30d012ce4225c29d3040f6811a47a4ba86742bc7c9c51466a9f59432033b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3a30d012ce4225c29d3040f6811a47a4ba86742bc7c9c51466a9f59432033b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3a30d012ce4225c29d3040f6811a47a4ba86742bc7c9c51466a9f59432033b4", kill_on_drop: false }`
[INFO] [stdout] e3a30d012ce4225c29d3040f6811a47a4ba86742bc7c9c51466a9f59432033b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8be9004f044fb04fbec383a22ad8e2164e6a3d6e13b5cf35ab886f7a5cd19893
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8be9004f044fb04fbec383a22ad8e2164e6a3d6e13b5cf35ab886f7a5cd19893", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling autocfg v1.0.0
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[INFO] [stderr]    Compiling doc-comment v0.3.3
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[INFO] [stderr]    Compiling syn-mid v0.5.0
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[INFO] [stderr]    Compiling structopt-derive v0.4.5
[INFO] [stderr]     Checking structopt v0.3.12
[INFO] [stderr]     Checking git-tcrdd v0.1.0-beta.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde v1.0.105
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[INFO] [stdout] warning: constant is never used: `THIRD_CONTENT`
[INFO] [stdout]   --> tests/fixture/test_repository.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub const THIRD_CONTENT: &str = "third content";
[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: `changes_reverted_in_the_working_file`
[INFO] [stdout]   --> tests/fixture/test_repository.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub fn changes_reverted_in_the_working_file(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_dirty`
[INFO] [stdout]    --> tests/fixture/test_repository.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn is_dirty(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `head_is_same_as`
[INFO] [stdout]    --> tests/fixture/test_repository.rs:159:5
[INFO] [stdout]     |
[INFO] [stdout] 159 |     fn head_is_same_as(&self, commit_hash_other: io::Result<String>) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `head_is_different_from`
[INFO] [stdout]    --> tests/fixture/test_repository.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 168 |     pub fn head_is_different_from(&self, commit_hash_other: io::Result<String>) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `head_is_failing_ref`
[INFO] [stdout]    --> tests/fixture/test_repository.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |     pub fn head_is_failing_ref(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `head_is_not_failing_ref`
[INFO] [stdout]    --> tests/fixture/test_repository.rs:178:9
[INFO] [stdout]     |
[INFO] [stdout] 178 |     pub fn head_is_not_failing_ref(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `before_each`
[INFO] [stdout]  --> tests/fixture/smoke_assertion.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn before_each() {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `assert_smoke_in_output_contains`
[INFO] [stdout]  --> tests/fixture/smoke_assertion.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn assert_smoke_in_output_contains(output: &Output, subject: &str) {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `assert_smoke_committed`
[INFO] [stdout]   --> tests/fixture/smoke_assertion.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn assert_smoke_committed(output: &Output) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `assert_smoke_reverted`
[INFO] [stdout]   --> tests/fixture/smoke_assertion.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn assert_smoke_reverted(output: &Output) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `execute_cli_with`
[INFO] [stdout]  --> tests/fixture/execute_cli.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn execute_cli_with(args: &[&str]) -> Assert {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `THIRD_CONTENT`
[INFO] [stdout]   --> tests/fixture/test_repository.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub const THIRD_CONTENT: &str = "third content";
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `changes_reverted_in_the_working_file`
[INFO] [stdout]   --> tests/fixture/test_repository.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub fn changes_reverted_in_the_working_file(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `head_is_same_as`
[INFO] [stdout]    --> tests/fixture/test_repository.rs:159:5
[INFO] [stdout]     |
[INFO] [stdout] 159 |     fn head_is_same_as(&self, commit_hash_other: io::Result<String>) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `head_is_different_from`
[INFO] [stdout]    --> tests/fixture/test_repository.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 168 |     pub fn head_is_different_from(&self, commit_hash_other: io::Result<String>) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `head_is_failing_ref`
[INFO] [stdout]    --> tests/fixture/test_repository.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |     pub fn head_is_failing_ref(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `head_is_not_failing_ref`
[INFO] [stdout]    --> tests/fixture/test_repository.rs:178:9
[INFO] [stdout]     |
[INFO] [stdout] 178 |     pub fn head_is_not_failing_ref(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `before_each`
[INFO] [stdout]  --> tests/fixture/smoke_assertion.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn before_each() {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `assert_smoke_in_output_contains`
[INFO] [stdout]  --> tests/fixture/smoke_assertion.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn assert_smoke_in_output_contains(output: &Output, subject: &str) {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `assert_smoke_committed`
[INFO] [stdout]   --> tests/fixture/smoke_assertion.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn assert_smoke_committed(output: &Output) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `assert_smoke_reverted`
[INFO] [stdout]   --> tests/fixture/smoke_assertion.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn assert_smoke_reverted(output: &Output) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `THIRD_CONTENT`
[INFO] [stdout]   --> tests/fixture/test_repository.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub const THIRD_CONTENT: &str = "third content";
[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: `changes_reverted_in_the_working_file`
[INFO] [stdout]   --> tests/fixture/test_repository.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub fn changes_reverted_in_the_working_file(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `has_new_commit`
[INFO] [stdout]    --> tests/fixture/test_repository.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 155 |     pub fn has_new_commit(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `head_is_same_as`
[INFO] [stdout]    --> tests/fixture/test_repository.rs:159:5
[INFO] [stdout]     |
[INFO] [stdout] 159 |     fn head_is_same_as(&self, commit_hash_other: io::Result<String>) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `head_is_different_from`
[INFO] [stdout]    --> tests/fixture/test_repository.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 168 |     pub fn head_is_different_from(&self, commit_hash_other: io::Result<String>) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `head_is_failing_ref`
[INFO] [stdout]    --> tests/fixture/test_repository.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |     pub fn head_is_failing_ref(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `head_is_not_failing_ref`
[INFO] [stdout]    --> tests/fixture/test_repository.rs:178:9
[INFO] [stdout]     |
[INFO] [stdout] 178 |     pub fn head_is_not_failing_ref(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `before_each`
[INFO] [stdout]  --> tests/fixture/smoke_assertion.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn before_each() {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `assert_smoke_reverted`
[INFO] [stdout]   --> tests/fixture/smoke_assertion.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn assert_smoke_reverted(output: &Output) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `THIRD_CONTENT`
[INFO] [stdout]   --> tests/fixture/test_repository.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub const THIRD_CONTENT: &str = "third content";
[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: `changes_reverted_in_the_working_file`
[INFO] [stdout]   --> tests/fixture/test_repository.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub fn changes_reverted_in_the_working_file(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_dirty`
[INFO] [stdout]    --> tests/fixture/test_repository.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn is_dirty(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `head_is_same_as`
[INFO] [stdout]    --> tests/fixture/test_repository.rs:159:5
[INFO] [stdout]     |
[INFO] [stdout] 159 |     fn head_is_same_as(&self, commit_hash_other: io::Result<String>) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `head_is_different_from`
[INFO] [stdout]    --> tests/fixture/test_repository.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 168 |     pub fn head_is_different_from(&self, commit_hash_other: io::Result<String>) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `head_is_failing_ref`
[INFO] [stdout]    --> tests/fixture/test_repository.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |     pub fn head_is_failing_ref(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `head_is_not_failing_ref`
[INFO] [stdout]    --> tests/fixture/test_repository.rs:178:9
[INFO] [stdout]     |
[INFO] [stdout] 178 |     pub fn head_is_not_failing_ref(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `before_each`
[INFO] [stdout]  --> tests/fixture/smoke_assertion.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn before_each() {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `assert_smoke_in_output_contains`
[INFO] [stdout]  --> tests/fixture/smoke_assertion.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn assert_smoke_in_output_contains(output: &Output, subject: &str) {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `assert_smoke_committed`
[INFO] [stdout]   --> tests/fixture/smoke_assertion.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn assert_smoke_committed(output: &Output) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `assert_smoke_reverted`
[INFO] [stdout]   --> tests/fixture/smoke_assertion.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn assert_smoke_reverted(output: &Output) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_dirty`
[INFO] [stdout]    --> tests/fixture/test_repository.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn is_dirty(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `THIRD_CONTENT`
[INFO] [stdout]   --> tests/fixture/test_repository.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub const THIRD_CONTENT: &str = "third content";
[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: `head_is_not_failing_ref`
[INFO] [stdout]    --> tests/fixture/test_repository.rs:178:9
[INFO] [stdout]     |
[INFO] [stdout] 178 |     pub fn head_is_not_failing_ref(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `before_each`
[INFO] [stdout]  --> tests/fixture/smoke_assertion.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn before_each() {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_dirty`
[INFO] [stdout]    --> tests/fixture/test_repository.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn is_dirty(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `head_is_different_from`
[INFO] [stdout]    --> tests/fixture/test_repository.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 168 |     pub fn head_is_different_from(&self, commit_hash_other: io::Result<String>) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `before_each`
[INFO] [stdout]  --> tests/fixture/smoke_assertion.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn before_each() {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `THIRD_CONTENT`
[INFO] [stdout]   --> tests/fixture/test_repository.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub const THIRD_CONTENT: &str = "third content";
[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: `changes_reverted_in_the_working_file`
[INFO] [stdout]   --> tests/fixture/test_repository.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub fn changes_reverted_in_the_working_file(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `has_new_commit`
[INFO] [stdout]    --> tests/fixture/test_repository.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 155 |     pub fn has_new_commit(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `head_is_same_as`
[INFO] [stdout]    --> tests/fixture/test_repository.rs:159:5
[INFO] [stdout]     |
[INFO] [stdout] 159 |     fn head_is_same_as(&self, commit_hash_other: io::Result<String>) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `head_is_different_from`
[INFO] [stdout]    --> tests/fixture/test_repository.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 168 |     pub fn head_is_different_from(&self, commit_hash_other: io::Result<String>) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `head_is_failing_ref`
[INFO] [stdout]    --> tests/fixture/test_repository.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |     pub fn head_is_failing_ref(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `head_is_not_failing_ref`
[INFO] [stdout]    --> tests/fixture/test_repository.rs:178:9
[INFO] [stdout]     |
[INFO] [stdout] 178 |     pub fn head_is_not_failing_ref(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `before_each`
[INFO] [stdout]  --> tests/fixture/smoke_assertion.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn before_each() {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `assert_smoke_in_output_contains`
[INFO] [stdout]  --> tests/fixture/smoke_assertion.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn assert_smoke_in_output_contains(output: &Output, subject: &str) {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `assert_smoke_committed`
[INFO] [stdout]   --> tests/fixture/smoke_assertion.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn assert_smoke_committed(output: &Output) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `assert_smoke_reverted`
[INFO] [stdout]   --> tests/fixture/smoke_assertion.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn assert_smoke_reverted(output: &Output) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 45s
[INFO] running `Command { std: "docker" "inspect" "8be9004f044fb04fbec383a22ad8e2164e6a3d6e13b5cf35ab886f7a5cd19893", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8be9004f044fb04fbec383a22ad8e2164e6a3d6e13b5cf35ab886f7a5cd19893", kill_on_drop: false }`
[INFO] [stdout] 8be9004f044fb04fbec383a22ad8e2164e6a3d6e13b5cf35ab886f7a5cd19893
