[INFO] fetching crate yarr 0.0.1... [INFO] checking yarr-0.0.1 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1 [INFO] extracting crate yarr 0.0.1 into /workspace/builds/worker-3-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-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate yarr 0.0.1 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded yarr-common v0.0.0 [INFO] [stderr] Downloaded riscv-rt-macros v0.2.2 [INFO] [stderr] Downloaded riscv-rt v0.11.0 [INFO] [stderr] Downloaded r0 v1.0.0 [INFO] [stderr] Downloaded yarr-riscv v0.0.0 [INFO] [stderr] Downloaded riscv v0.10.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6fe8fa83f1265b2ef27157edefffbd1159e88b7e8ff4f033d50dd3717cfd29a7 [INFO] running `Command { std: "docker" "start" "-a" "6fe8fa83f1265b2ef27157edefffbd1159e88b7e8ff4f033d50dd3717cfd29a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6fe8fa83f1265b2ef27157edefffbd1159e88b7e8ff4f033d50dd3717cfd29a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6fe8fa83f1265b2ef27157edefffbd1159e88b7e8ff4f033d50dd3717cfd29a7", kill_on_drop: false }` [INFO] [stdout] 6fe8fa83f1265b2ef27157edefffbd1159e88b7e8ff4f033d50dd3717cfd29a7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 56060741eab3c005d16c5b132ffa89ba7047a0bffd83d991ffca23ebb62b397f [INFO] running `Command { std: "docker" "start" "-a" "56060741eab3c005d16c5b132ffa89ba7047a0bffd83d991ffca23ebb62b397f", kill_on_drop: false }` [INFO] [stderr] Compiling riscv v0.10.1 [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Checking r0 v1.0.0 [INFO] [stderr] Compiling riscv-target v0.1.2 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Checking yarr-common v0.0.0 [INFO] [stderr] Checking embedded-hal v0.2.7 [INFO] [stderr] Compiling riscv-rt v0.11.0 [INFO] [stderr] Checking yarr-riscv v0.0.0 [INFO] [stderr] Compiling riscv-rt-macros v0.2.2 [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] 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/8c32e313cccf7df531e2d49ffb8227bb92304aee/library/core/src/slice/mod.rs:114:5 [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] 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/8c32e313cccf7df531e2d49ffb8227bb92304aee/library/core/src/slice/mod.rs:114:5 [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" "56060741eab3c005d16c5b132ffa89ba7047a0bffd83d991ffca23ebb62b397f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "56060741eab3c005d16c5b132ffa89ba7047a0bffd83d991ffca23ebb62b397f", kill_on_drop: false }` [INFO] [stdout] 56060741eab3c005d16c5b132ffa89ba7047a0bffd83d991ffca23ebb62b397f