[INFO] fetching crate precord-core 0.5.0... [INFO] testing precord-core-0.5.0 against 1.60.0 for beta-1.61-1 [INFO] extracting crate precord-core 0.5.0 into /workspace/builds/worker-80/source [INFO] validating manifest of crates.io crate precord-core 0.5.0 on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate precord-core 0.5.0 [INFO] finished tweaking crates.io crate precord-core 0.5.0 [INFO] tweaked toml for crates.io crate precord-core 0.5.0 written to /workspace/builds/worker-80/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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 wmi v0.9.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 81ba20de2afc2e31fe2d15890934af83e83231157b07b9e31e2ece03e7b12312 [INFO] running `Command { std: "docker" "start" "-a" "81ba20de2afc2e31fe2d15890934af83e83231157b07b9e31e2ece03e7b12312", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "81ba20de2afc2e31fe2d15890934af83e83231157b07b9e31e2ece03e7b12312", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "81ba20de2afc2e31fe2d15890934af83e83231157b07b9e31e2ece03e7b12312", kill_on_drop: false }` [INFO] [stdout] 81ba20de2afc2e31fe2d15890934af83e83231157b07b9e31e2ece03e7b12312 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 79bd0157515772d3589f4765a9f4d6cbbdce54c7a7d46a96d3fd56357c3e2763 [INFO] running `Command { std: "docker" "start" "-a" "79bd0157515772d3589f4765a9f4d6cbbdce54c7a7d46a96d3fd56357c3e2763", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Compiling proc-macro2 v1.0.37 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling sysinfo v0.21.2 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling once_cell v1.10.0 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.8 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling crossbeam-channel v0.5.4 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling thiserror v1.0.30 [INFO] [stderr] Compiling precord-core v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/system.rs:184:48 [INFO] [stdout] | [INFO] [stdout] 184 | pub fn process_mem(&mut self, pid: Pid) -> Option { [INFO] [stdout] | ----------- ^^^^^^^^^^^ expected enum `Option`, found `()` [INFO] [stdout] | | [INFO] [stdout] | implicitly returns `()` as its body has no tail or `return` expression [INFO] [stdout] | [INFO] [stdout] = note: expected enum `Option` [INFO] [stdout] found unit type `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/system.rs:216:52 [INFO] [stdout] | [INFO] [stdout] 216 | pub fn process_responsible(&self, pid: Pid) -> Option { [INFO] [stdout] | ------------------- ^^^^^^^^^^^ expected enum `Option`, found `()` [INFO] [stdout] | | [INFO] [stdout] | implicitly returns `()` as its body has no tail or `return` expression [INFO] [stdout] | [INFO] [stdout] = note: expected enum `Option` [INFO] [stdout] found unit type `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/system.rs:233:37 [INFO] [stdout] | [INFO] [stdout] 233 | pub fn cpus_frequency(&self) -> Result, Error> { [INFO] [stdout] | -------------- ^^^^^^^^^^^^^^^^^^^^^^^ expected enum `Result`, found `()` [INFO] [stdout] | | [INFO] [stdout] | implicitly returns `()` as its body has no tail or `return` expression [INFO] [stdout] | [INFO] [stdout] = note: expected enum `Result, Error>` [INFO] [stdout] found unit type `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/system.rs:254:76 [INFO] [stdout] | [INFO] [stdout] 254 | pub fn process_gpu_usage(&mut self, pid: Pid, calc: GpuCalculation) -> Option { [INFO] [stdout] | ----------------- ^^^^^^^^^^^ expected enum `Option`, found `()` [INFO] [stdout] | | [INFO] [stdout] | implicitly returns `()` as its body has no tail or `return` expression [INFO] [stdout] | [INFO] [stdout] = note: expected enum `Option` [INFO] [stdout] found unit type `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/system.rs:267:48 [INFO] [stdout] | [INFO] [stdout] 267 | pub fn process_fps(&mut self, pid: Pid) -> f32 { [INFO] [stdout] | ----------- ^^^ expected `f32`, found `()` [INFO] [stdout] | | [INFO] [stdout] | implicitly returns `()` as its body has no tail or `return` expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/system.rs:283:55 [INFO] [stdout] | [INFO] [stdout] 283 | pub fn process_net_traffic_in(&self, pid: Pid) -> Option { [INFO] [stdout] | ---------------------- ^^^^^^^^^^^ expected enum `Option`, found `()` [INFO] [stdout] | | [INFO] [stdout] | implicitly returns `()` as its body has no tail or `return` expression [INFO] [stdout] | [INFO] [stdout] = note: expected enum `Option` [INFO] [stdout] found unit type `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/system.rs:294:56 [INFO] [stdout] | [INFO] [stdout] 294 | pub fn process_net_traffic_out(&self, pid: Pid) -> Option { [INFO] [stdout] | ----------------------- ^^^^^^^^^^^ expected enum `Option`, found `()` [INFO] [stdout] | | [INFO] [stdout] | implicitly returns `()` as its body has no tail or `return` expression [INFO] [stdout] | [INFO] [stdout] = note: expected enum `Option` [INFO] [stdout] found unit type `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/system.rs:306:65 [INFO] [stdout] | [INFO] [stdout] 306 | pub fn system_gpu_usage(&mut self, calc: GpuCalculation) -> Option { [INFO] [stdout] | ---------------- ^^^^^^^^^^^ expected enum `Option`, found `()` [INFO] [stdout] | | [INFO] [stdout] | implicitly returns `()` as its body has no tail or `return` expression [INFO] [stdout] | [INFO] [stdout] = note: expected enum `Option` [INFO] [stdout] found unit type `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/system.rs:318:43 [INFO] [stdout] | [INFO] [stdout] 318 | pub fn cpus_temperature(&mut self) -> Result, Error> { [INFO] [stdout] | ---------------- ^^^^^^^^^^^^^^^^^^^^^^^ expected enum `Result`, found `()` [INFO] [stdout] | | [INFO] [stdout] | implicitly returns `()` as its body has no tail or `return` expression [INFO] [stdout] | [INFO] [stdout] = note: expected enum `Result, Error>` [INFO] [stdout] found unit type `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 9 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `precord-core` due to 10 previous errors [INFO] running `Command { std: "docker" "inspect" "79bd0157515772d3589f4765a9f4d6cbbdce54c7a7d46a96d3fd56357c3e2763", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "79bd0157515772d3589f4765a9f4d6cbbdce54c7a7d46a96d3fd56357c3e2763", kill_on_drop: false }` [INFO] [stdout] 79bd0157515772d3589f4765a9f4d6cbbdce54c7a7d46a96d3fd56357c3e2763