[INFO] fetching crate yarr 0.0.1... [INFO] checking yarr-0.0.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] extracting crate yarr 0.0.1 into /workspace/builds/worker-6-tc1/source [INFO] started tweaking crates.io crate yarr 0.0.1 [INFO] finished tweaking crates.io crate yarr 0.0.1 [INFO] tweaked toml for crates.io crate yarr 0.0.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate yarr 0.0.1 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 25 packages to latest compatible versions [INFO] [stderr] Adding riscv v0.10.1 (available: v0.14.0) [INFO] [stderr] Adding riscv-rt v0.11.0 (available: v0.15.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded riscv-rt-macros v0.2.2 [INFO] [stderr] Downloaded riscv-target v0.1.2 [INFO] [stderr] Downloaded yarr-common v0.0.0 [INFO] [stderr] Downloaded riscv v0.10.1 [INFO] [stderr] Downloaded r0 v1.0.0 [INFO] [stderr] Downloaded yarr-riscv v0.0.0 [INFO] [stderr] Downloaded riscv-rt v0.11.0 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a5d7b6d967323241295643a65be5172a9b6fd0d7edd687f7b411abb20dc31b83 [INFO] running `Command { std: "docker" "start" "-a" "a5d7b6d967323241295643a65be5172a9b6fd0d7edd687f7b411abb20dc31b83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a5d7b6d967323241295643a65be5172a9b6fd0d7edd687f7b411abb20dc31b83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a5d7b6d967323241295643a65be5172a9b6fd0d7edd687f7b411abb20dc31b83", kill_on_drop: false }` [INFO] [stdout] a5d7b6d967323241295643a65be5172a9b6fd0d7edd687f7b411abb20dc31b83 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] eadf1bed2e2b51e6fbe172de540b35d4b020fde7ca61c4ada364223ad16f7ac8 [INFO] running `Command { std: "docker" "start" "-a" "eadf1bed2e2b51e6fbe172de540b35d4b020fde7ca61c4ada364223ad16f7ac8", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.7.5 [INFO] [stderr] Checking nb v1.1.0 [INFO] [stderr] Compiling lazy_static v1.5.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling riscv v0.10.1 [INFO] [stderr] Checking bit_field v0.10.2 [INFO] [stderr] Checking critical-section v1.2.0 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Checking yarr-common v0.0.0 [INFO] [stderr] Checking r0 v1.0.0 [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Checking embedded-hal v0.2.7 [INFO] [stderr] Checking yarr-riscv v0.0.0 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling regex-automata v0.4.9 [INFO] [stderr] Compiling regex v1.11.1 [INFO] [stderr] Compiling riscv-rt-macros v0.2.2 [INFO] [stderr] Compiling riscv-target v0.1.2 [INFO] [stderr] Compiling riscv-rt v0.11.0 [INFO] [stderr] Checking yarr v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `duration` [INFO] [stdout] --> src/syscall.rs:28:26 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn syscall_sleep_for(duration: u64) { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_duration` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ticks` [INFO] [stdout] --> src/syscall.rs:42:28 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn syscall_sleep_ticks(ticks: u64) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_ticks` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: implicit autoref creates a reference to the dereference of a raw pointer [INFO] [stdout] --> src/schedule.rs:38:28 [INFO] [stdout] | [INFO] [stdout] 38 | if self.idx >= (*self.processes).len() { [INFO] [stdout] | ^^--------------^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this raw pointer has type `*mut [Process]` [INFO] [stdout] | [INFO] [stdout] = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements [INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&[Process]` [INFO] [stdout] --> src/schedule.rs:38:28 [INFO] [stdout] | [INFO] [stdout] 38 | if self.idx >= (*self.processes).len() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] note: method calls to `len` require a reference [INFO] [stdout] --> /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/core/src/slice/mod.rs:116:5 [INFO] [stdout] = note: `#[deny(dangerous_implicit_autorefs)]` on by default [INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit [INFO] [stdout] | [INFO] [stdout] 38 | if self.idx >= (&(*self.processes)).len() { [INFO] [stdout] | ++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `duration` [INFO] [stdout] --> src/syscall.rs:28:26 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn syscall_sleep_for(duration: u64) { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_duration` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ticks` [INFO] [stdout] --> src/syscall.rs:42:28 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn syscall_sleep_ticks(ticks: u64) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_ticks` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: implicit autoref creates a reference to the dereference of a raw pointer [INFO] [stdout] --> src/schedule.rs:38:28 [INFO] [stdout] | [INFO] [stdout] 38 | if self.idx >= (*self.processes).len() { [INFO] [stdout] | ^^--------------^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this raw pointer has type `*mut [Process]` [INFO] [stdout] | [INFO] [stdout] = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements [INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&[Process]` [INFO] [stdout] --> src/schedule.rs:38:28 [INFO] [stdout] | [INFO] [stdout] 38 | if self.idx >= (*self.processes).len() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] note: method calls to `len` require a reference [INFO] [stdout] --> /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/core/src/slice/mod.rs:116:5 [INFO] [stdout] = note: `#[deny(dangerous_implicit_autorefs)]` on by default [INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit [INFO] [stdout] | [INFO] [stdout] 38 | if self.idx >= (&(*self.processes)).len() { [INFO] [stdout] | ++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `yarr` (lib) due to 1 previous error; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `yarr` (lib test) due to 1 previous error; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "eadf1bed2e2b51e6fbe172de540b35d4b020fde7ca61c4ada364223ad16f7ac8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eadf1bed2e2b51e6fbe172de540b35d4b020fde7ca61c4ada364223ad16f7ac8", kill_on_drop: false }` [INFO] [stdout] eadf1bed2e2b51e6fbe172de540b35d4b020fde7ca61c4ada364223ad16f7ac8