[INFO] cloning repository https://github.com/usetheplatform/patch-that-shit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/usetheplatform/patch-that-shit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fusetheplatform%2Fpatch-that-shit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fusetheplatform%2Fpatch-that-shit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5cacc26bc220724508499c80f77c64f3083914c2
[INFO] building usetheplatform/patch-that-shit against master#ce36a966c79e109dabeef7a47fe68e5294c6d71e for pr-137044-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fusetheplatform%2Fpatch-that-shit" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/usetheplatform/patch-that-shit on toolchain ce36a966c79e109dabeef7a47fe68e5294c6d71e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/usetheplatform/patch-that-shit
[INFO] finished tweaking git repo https://github.com/usetheplatform/patch-that-shit
[INFO] tweaked toml for git repo https://github.com/usetheplatform/patch-that-shit written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/usetheplatform/patch-that-shit already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.79
[INFO] [stderr]   Downloaded tower-service v0.3.1
[INFO] [stderr]   Downloaded simple_asn1 v0.4.1
[INFO] [stderr]   Downloaded pem v0.8.3
[INFO] [stderr]   Downloaded pkg-config v0.3.24
[INFO] [stderr]   Downloaded treediff v3.0.2
[INFO] [stderr]   Downloaded httparse v1.6.0
[INFO] [stderr]   Downloaded async-trait v0.1.52
[INFO] [stderr]   Downloaded arc-swap v1.5.0
[INFO] [stderr]   Downloaded hyperx v1.4.0
[INFO] [stderr]   Downloaded http v0.2.6
[INFO] [stderr]   Downloaded unicode-normalization v0.1.19
[INFO] [stderr]   Downloaded ntapi v0.3.7
[INFO] [stderr]   Downloaded chrono v0.4.19
[INFO] [stderr]   Downloaded hyper v0.14.17
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.79
[INFO] [stderr]   Downloaded object v0.27.1
[INFO] [stderr]   Downloaded syn v1.0.88
[INFO] [stderr]   Downloaded openssl v0.10.38
[INFO] [stderr]   Downloaded reqwest v0.11.10
[INFO] [stderr]   Downloaded h2 v0.3.12
[INFO] [stderr]   Downloaded serde_json v1.0.79
[INFO] [stderr]   Downloaded serde v1.0.136
[INFO] [stderr]   Downloaded backtrace v0.3.64
[INFO] [stderr]   Downloaded unicode-segmentation v1.9.0
[INFO] [stderr]   Downloaded octocrab v0.15.4
[INFO] [stderr]   Downloaded ryu v1.0.9
[INFO] [stderr]   Downloaded tokio v1.17.0
[INFO] [stderr]   Downloaded tokio-util v0.6.9
[INFO] [stderr]   Downloaded tracing v0.1.32
[INFO] [stderr]   Downloaded regex v1.5.5
[INFO] [stderr]   Downloaded libc v0.2.120
[INFO] [stderr]   Downloaded schannel v0.1.19
[INFO] [stderr]   Downloaded mio v0.8.1
[INFO] [stderr]   Downloaded gimli v0.26.1
[INFO] [stderr]   Downloaded js-sys v0.3.56
[INFO] [stderr]   Downloaded memchr v2.4.1
[INFO] [stderr]   Downloaded serde_derive v1.0.136
[INFO] [stderr]   Downloaded tracing-core v0.1.23
[INFO] [stderr]   Downloaded web-sys v0.3.56
[INFO] [stderr]   Downloaded ipnet v2.4.0
[INFO] [stderr]   Downloaded bytes v1.1.0
[INFO] [stderr]   Downloaded pin-project-lite v0.2.8
[INFO] [stderr]   Downloaded socket2 v0.4.4
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.79
[INFO] [stderr]   Downloaded snafu v0.7.0
[INFO] [stderr]   Downloaded unicode-bidi v0.3.7
[INFO] [stderr]   Downloaded tinyvec v1.5.1
[INFO] [stderr]   Downloaded darling_core v0.10.2
[INFO] [stderr]   Downloaded itoa v1.0.1
[INFO] [stderr]   Downloaded indexmap v1.8.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.36
[INFO] [stderr]   Downloaded quote v1.0.15
[INFO] [stderr]   Downloaded yaml-rust v0.4.5
[INFO] [stderr]   Downloaded serde_yaml v0.8.23
[INFO] [stderr]   Downloaded time v0.1.44
[INFO] [stderr]   Downloaded json-patch v0.2.6
[INFO] [stderr]   Downloaded encoding_rs v0.8.30
[INFO] [stderr]   Downloaded openssl-sys v0.9.72
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.29
[INFO] [stderr]   Downloaded snafu-derive v0.7.0
[INFO] [stderr]   Downloaded serde-diff v0.4.1
[INFO] [stderr]   Downloaded once_cell v1.10.0
[INFO] [stderr]   Downloaded redox_syscall v0.2.11
[INFO] [stderr]   Downloaded native-tls v0.2.8
[INFO] [stderr]   Downloaded miow v0.3.7
[INFO] [stderr]   Downloaded rustc-demangle v0.1.21
[INFO] [stderr]   Downloaded strsim v0.9.3
[INFO] [stderr]   Downloaded darling_macro v0.10.2
[INFO] [stderr]   Downloaded treediff v4.0.2
[INFO] [stderr]   Downloaded wasi v0.10.0+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded slab v0.4.5
[INFO] [stderr]   Downloaded http-body v0.4.4
[INFO] [stderr]   Downloaded addr2line v0.17.0
[INFO] [stderr]   Downloaded darling v0.10.2
[INFO] [stderr]   Downloaded fastrand v1.7.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.79
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.79
[INFO] [stderr]   Downloaded serde_path_to_error v0.1.7
[INFO] [stderr]   Downloaded jsonwebtoken v7.2.0
[INFO] [stderr]   Downloaded serde-diff-derive v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e84fb97930ab67dd4a5db3d8c0911b10d58afa42265d5587949f04800a1b1c6
[INFO] running `Command { std: "docker" "start" "-a" "8e84fb97930ab67dd4a5db3d8c0911b10d58afa42265d5587949f04800a1b1c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e84fb97930ab67dd4a5db3d8c0911b10d58afa42265d5587949f04800a1b1c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e84fb97930ab67dd4a5db3d8c0911b10d58afa42265d5587949f04800a1b1c6", kill_on_drop: false }`
[INFO] [stdout] 8e84fb97930ab67dd4a5db3d8c0911b10d58afa42265d5587949f04800a1b1c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f239bc71ef24bc7c142749092d9596500cd69f8c2379bcb3b01960027d237b02
[INFO] running `Command { std: "docker" "start" "-a" "f239bc71ef24bc7c142749092d9596500cd69f8c2379bcb3b01960027d237b02", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.88
[INFO] [stderr]    Compiling libc v0.2.120
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling mio v0.8.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling http v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling tracing-core v0.1.23
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling httparse v1.6.0
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling tracing v0.1.32
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling httpdate v1.0.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling http-body v0.4.4
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling encoding_rs v0.8.30
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling tokio-util v0.6.9
[INFO] [stderr]    Compiling h2 v0.3.12
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling tokio-native-tls v0.3.0
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]    Compiling hyperx v1.4.0
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling snafu-derive v0.7.0
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling pem v0.8.3
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling ipnet v2.4.0
[INFO] [stderr]    Compiling language-tags v0.3.2
[INFO] [stderr]    Compiling serde-diff-derive v0.4.0
[INFO] [stderr]    Compiling hyper v0.14.17
[INFO] [stderr]    Compiling arc-swap v1.5.0
[INFO] [stderr]    Compiling snafu v0.7.0
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling serde_path_to_error v0.1.7
[INFO] [stderr]    Compiling serde_yaml v0.8.23
[INFO] [stderr]    Compiling serde-diff v0.4.1
[INFO] [stderr]    Compiling treediff v3.0.2
[INFO] [stderr]    Compiling reqwest v0.11.10
[INFO] [stderr]    Compiling treediff v4.0.2
[INFO] [stderr]    Compiling json-patch v0.2.6
[INFO] [stderr]    Compiling simple_asn1 v0.4.1
[INFO] [stderr]    Compiling jsonwebtoken v7.2.0
[INFO] [stderr]    Compiling octocrab v0.15.4
[INFO] [stderr]    Compiling patch-that-shit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]  --> src/main.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `repositories`
[INFO] [stdout]   --> src/main.rs:37:34
[INFO] [stdout]    |
[INFO] [stdout] 37 |         Command::DistributePatch(repositories, github_token, path_to_patch, path_to_origin) => {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_repositories`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `github_token`
[INFO] [stdout]   --> src/main.rs:37:48
[INFO] [stdout]    |
[INFO] [stdout] 37 |         Command::DistributePatch(repositories, github_token, path_to_patch, path_to_origin) => {
[INFO] [stdout]    |                                                ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_github_token`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path_to_patch`
[INFO] [stdout]   --> src/main.rs:37:62
[INFO] [stdout]    |
[INFO] [stdout] 37 |         Command::DistributePatch(repositories, github_token, path_to_patch, path_to_origin) => {
[INFO] [stdout]    |                                                              ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_path_to_patch`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path_to_origin`
[INFO] [stdout]   --> src/main.rs:37:77
[INFO] [stdout]    |
[INFO] [stdout] 37 |         Command::DistributePatch(repositories, github_token, path_to_patch, path_to_origin) => {
[INFO] [stdout]    |                                                                             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_path_to_origin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/main.rs:166:53
[INFO] [stdout]     |
[INFO] [stdout] 166 |     json_patch::patch(&mut origin, &patch).map_err(|err| { ApplicationError(format!("Failed to apply patch from {} to {}", path_to_patch,...
[INFO] [stdout]     |                                                     ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/main.rs:189:67
[INFO] [stdout]     |
[INFO] [stdout] 189 |     write_yaml(&String::from("fixtures/result.yaml"), b).map_err(|err| { ApplicationError(format!("Failed to write file")) } );
[INFO] [stdout]     |                                                                   ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_json` is never used
[INFO] [stdout]    --> src/main.rs:122:4
[INFO] [stdout]     |
[INFO] [stdout] 122 | fn write_json(filename: &String, json: &serde_json::Value) -> Result<(), serde_json::Error> {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `diff` is never used
[INFO] [stdout]    --> src/main.rs:174:4
[INFO] [stdout]     |
[INFO] [stdout] 174 | fn diff(a: &serde_yaml::Value, b: &serde_yaml::Value) {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:166:5
[INFO] [stdout]     |
[INFO] [stdout] 166 |     json_patch::patch(&mut origin, &patch).map_err(|err| { ApplicationError(format!("Failed to apply patch from {} to {}", path_to_patch, path_to_origin)) ...
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 166 |     let _ = json_patch::patch(&mut origin, &patch).map_err(|err| { ApplicationError(format!("Failed to apply patch from {} to {}", path_to_patch, path_to_origin)) });
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:189:5
[INFO] [stdout]     |
[INFO] [stdout] 189 |     write_yaml(&String::from("fixtures/result.yaml"), b).map_err(|err| { ApplicationError(format!("Failed to write file")) } );
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |     let _ = write_yaml(&String::from("fixtures/result.yaml"), b).map_err(|err| { ApplicationError(format!("Failed to write file")) } );
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 48s
[INFO] running `Command { std: "docker" "inspect" "f239bc71ef24bc7c142749092d9596500cd69f8c2379bcb3b01960027d237b02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f239bc71ef24bc7c142749092d9596500cd69f8c2379bcb3b01960027d237b02", kill_on_drop: false }`
[INFO] [stdout] f239bc71ef24bc7c142749092d9596500cd69f8c2379bcb3b01960027d237b02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3d8ec6adfcd945765929dd97e505e158f24286bf93357b921e34dad3b90b30b
[INFO] running `Command { std: "docker" "start" "-a" "d3d8ec6adfcd945765929dd97e505e158f24286bf93357b921e34dad3b90b30b", kill_on_drop: false }`
[INFO] [stderr]    Compiling patch-that-shit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]  --> src/main.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `repositories`
[INFO] [stdout]   --> src/main.rs:37:34
[INFO] [stdout]    |
[INFO] [stdout] 37 |         Command::DistributePatch(repositories, github_token, path_to_patch, path_to_origin) => {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_repositories`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `github_token`
[INFO] [stdout]   --> src/main.rs:37:48
[INFO] [stdout]    |
[INFO] [stdout] 37 |         Command::DistributePatch(repositories, github_token, path_to_patch, path_to_origin) => {
[INFO] [stdout]    |                                                ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_github_token`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path_to_patch`
[INFO] [stdout]   --> src/main.rs:37:62
[INFO] [stdout]    |
[INFO] [stdout] 37 |         Command::DistributePatch(repositories, github_token, path_to_patch, path_to_origin) => {
[INFO] [stdout]    |                                                              ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_path_to_patch`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path_to_origin`
[INFO] [stdout]   --> src/main.rs:37:77
[INFO] [stdout]    |
[INFO] [stdout] 37 |         Command::DistributePatch(repositories, github_token, path_to_patch, path_to_origin) => {
[INFO] [stdout]    |                                                                             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_path_to_origin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/main.rs:166:53
[INFO] [stdout]     |
[INFO] [stdout] 166 |     json_patch::patch(&mut origin, &patch).map_err(|err| { ApplicationError(format!("Failed to apply patch from {} to {}", path_to_patch,...
[INFO] [stdout]     |                                                     ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/main.rs:189:67
[INFO] [stdout]     |
[INFO] [stdout] 189 |     write_yaml(&String::from("fixtures/result.yaml"), b).map_err(|err| { ApplicationError(format!("Failed to write file")) } );
[INFO] [stdout]     |                                                                   ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_json` is never used
[INFO] [stdout]    --> src/main.rs:122:4
[INFO] [stdout]     |
[INFO] [stdout] 122 | fn write_json(filename: &String, json: &serde_json::Value) -> Result<(), serde_json::Error> {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `diff` is never used
[INFO] [stdout]    --> src/main.rs:174:4
[INFO] [stdout]     |
[INFO] [stdout] 174 | fn diff(a: &serde_yaml::Value, b: &serde_yaml::Value) {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:166:5
[INFO] [stdout]     |
[INFO] [stdout] 166 |     json_patch::patch(&mut origin, &patch).map_err(|err| { ApplicationError(format!("Failed to apply patch from {} to {}", path_to_patch, path_to_origin)) ...
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 166 |     let _ = json_patch::patch(&mut origin, &patch).map_err(|err| { ApplicationError(format!("Failed to apply patch from {} to {}", path_to_patch, path_to_origin)) });
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:189:5
[INFO] [stdout]     |
[INFO] [stdout] 189 |     write_yaml(&String::from("fixtures/result.yaml"), b).map_err(|err| { ApplicationError(format!("Failed to write file")) } );
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |     let _ = write_yaml(&String::from("fixtures/result.yaml"), b).map_err(|err| { ApplicationError(format!("Failed to write file")) } );
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "d3d8ec6adfcd945765929dd97e505e158f24286bf93357b921e34dad3b90b30b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3d8ec6adfcd945765929dd97e505e158f24286bf93357b921e34dad3b90b30b", kill_on_drop: false }`
[INFO] [stdout] d3d8ec6adfcd945765929dd97e505e158f24286bf93357b921e34dad3b90b30b