[INFO] cloning repository https://github.com/retrokiller543/interoptopus_custom_c_backend [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/retrokiller543/interoptopus_custom_c_backend" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fretrokiller543%2Finteroptopus_custom_c_backend", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fretrokiller543%2Finteroptopus_custom_c_backend'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 31a7314bfdecc25890f5b2dafbde60233d618d47 [INFO] checking retrokiller543/interoptopus_custom_c_backend against try#863511eff87e66198b396935f3b5c8a543022f53 for pr-139493-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fretrokiller543%2Finteroptopus_custom_c_backend" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/retrokiller543/interoptopus_custom_c_backend [INFO] finished tweaking git repo https://github.com/retrokiller543/interoptopus_custom_c_backend [INFO] tweaked toml for git repo https://github.com/retrokiller543/interoptopus_custom_c_backend written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/retrokiller543/interoptopus_custom_c_backend on toolchain 863511eff87e66198b396935f3b5c8a543022f53 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+863511eff87e66198b396935f3b5c8a543022f53" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/retrokiller543/interoptopus_custom_c_backend 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" "+863511eff87e66198b396935f3b5c8a543022f53" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded interoptopus_proc v0.14.23 [INFO] [stderr] Downloaded interoptopus v0.14.23 [INFO] [stderr] Downloaded cc v1.0.99 [INFO] [stderr] Downloaded regex v1.10.5 [INFO] [stderr] Downloaded regex-automata v0.4.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+863511eff87e66198b396935f3b5c8a543022f53" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6dfcf488b17b9791fc98186a180b5466198e7d4515cc28c59ac5ca25cd2e6c59 [INFO] running `Command { std: "docker" "start" "-a" "6dfcf488b17b9791fc98186a180b5466198e7d4515cc28c59ac5ca25cd2e6c59", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6dfcf488b17b9791fc98186a180b5466198e7d4515cc28c59ac5ca25cd2e6c59", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6dfcf488b17b9791fc98186a180b5466198e7d4515cc28c59ac5ca25cd2e6c59", kill_on_drop: false }` [INFO] [stdout] 6dfcf488b17b9791fc98186a180b5466198e7d4515cc28c59ac5ca25cd2e6c59 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+863511eff87e66198b396935f3b5c8a543022f53" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 79b3c4b10645df4881ec1050786d4f02d2c1006a5808da8f4b9da01e4886dea8 [INFO] running `Command { std: "docker" "start" "-a" "79b3c4b10645df4881ec1050786d4f02d2c1006a5808da8f4b9da01e4886dea8", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.85 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling regex-syntax v0.8.4 [INFO] [stderr] Checking heck v0.5.0 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling regex-automata v0.4.7 [INFO] [stderr] Compiling darling_core v0.13.4 [INFO] [stderr] Compiling regex v1.10.5 [INFO] [stderr] Compiling darling_macro v0.13.4 [INFO] [stderr] Compiling darling v0.13.4 [INFO] [stderr] Compiling interoptopus_proc v0.14.23 [INFO] [stderr] Checking interoptopus v0.14.23 [INFO] [stderr] Checking interoptopus_reference_project v0.14.24 (/opt/rustwide/workdir/reference_project) [INFO] [stderr] Checking interoptopus_custom_c_backend v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `Helper` is never constructed [INFO] [stdout] --> src/writer.rs:672:12 [INFO] [stdout] | [INFO] [stdout] 672 | pub struct Helper<'a> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `write_common_service_method_overload` is never used [INFO] [stdout] --> src/writer.rs:678:4 [INFO] [stdout] | [INFO] [stdout] 678 | fn write_common_service_method_overload String>( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> reference_project/src/patterns/service.rs:110:25 [INFO] [stdout] | [INFO] [stdout] 110 | pub fn return_slice(&mut self) -> FFISlice { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 110 | pub fn return_slice(&mut self) -> FFISlice<'_, u32> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> reference_project/src/patterns/service.rs:117:29 [INFO] [stdout] | [INFO] [stdout] 117 | pub fn return_slice_mut(&mut self) -> FFISliceMut { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 117 | pub fn return_slice_mut(&mut self) -> FFISliceMut<'_, u32> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> reference_project/src/patterns/service.rs:123:26 [INFO] [stdout] | [INFO] [stdout] 123 | pub fn return_string(&mut self) -> AsciiPointer { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 123 | pub fn return_string(&mut self) -> AsciiPointer<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> reference_project/src/patterns/service.rs:20:6 [INFO] [stdout] | [INFO] [stdout] 20 | impl SimpleService { [INFO] [stdout] | ______^ [INFO] [stdout] 21 | | /// The constructor must return a `Result`. [INFO] [stdout] 22 | | #[ffi_service_ctor] [INFO] [stdout] 23 | | pub fn new_with(some_value: u32) -> Result { [INFO] [stdout] ... | [INFO] [stdout] 109 | | #[ffi_service_method(on_panic = "return_default")] [INFO] [stdout] 110 | | pub fn return_slice(&mut self) -> FFISlice { [INFO] [stdout] | | ^ ^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | |_________________________________| [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 110 | pub fn return_slice(&mut self) -> FFISlice<'_, u32> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> reference_project/src/patterns/service.rs:20:6 [INFO] [stdout] | [INFO] [stdout] 20 | impl SimpleService { [INFO] [stdout] | ______^ [INFO] [stdout] 21 | | /// The constructor must return a `Result`. [INFO] [stdout] 22 | | #[ffi_service_ctor] [INFO] [stdout] 23 | | pub fn new_with(some_value: u32) -> Result { [INFO] [stdout] ... | [INFO] [stdout] 116 | | #[ffi_service_method(on_panic = "return_default")] [INFO] [stdout] 117 | | pub fn return_slice_mut(&mut self) -> FFISliceMut { [INFO] [stdout] | | ^ ^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | |_____________________________________| [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 117 | pub fn return_slice_mut(&mut self) -> FFISliceMut<'_, u32> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> reference_project/src/patterns/service.rs:20:6 [INFO] [stdout] | [INFO] [stdout] 20 | impl SimpleService { [INFO] [stdout] | ______^ [INFO] [stdout] 21 | | /// The constructor must return a `Result`. [INFO] [stdout] 22 | | #[ffi_service_ctor] [INFO] [stdout] 23 | | pub fn new_with(some_value: u32) -> Result { [INFO] [stdout] ... | [INFO] [stdout] 122 | | #[ffi_service_method(on_panic = "undefined_behavior")] [INFO] [stdout] 123 | | pub fn return_string(&mut self) -> AsciiPointer { [INFO] [stdout] | | ^ ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | |__________________________________| [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 123 | pub fn return_string(&mut self) -> AsciiPointer<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Helper` is never constructed [INFO] [stdout] --> src/writer.rs:672:12 [INFO] [stdout] | [INFO] [stdout] 672 | pub struct Helper<'a> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `write_common_service_method_overload` is never used [INFO] [stdout] --> src/writer.rs:678:4 [INFO] [stdout] | [INFO] [stdout] 678 | fn write_common_service_method_overload String>( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.44s [INFO] running `Command { std: "docker" "inspect" "79b3c4b10645df4881ec1050786d4f02d2c1006a5808da8f4b9da01e4886dea8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "79b3c4b10645df4881ec1050786d4f02d2c1006a5808da8f4b9da01e4886dea8", kill_on_drop: false }` [INFO] [stdout] 79b3c4b10645df4881ec1050786d4f02d2c1006a5808da8f4b9da01e4886dea8