[INFO] fetching crate gemachain-bpf-loader-program 1.8.2...
[INFO] checking gemachain-bpf-loader-program-1.8.2 against master#4d1bd0db7f489b22c6d8aa2385937a95412c015b for pr-114682
[INFO] extracting crate gemachain-bpf-loader-program 1.8.2 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate gemachain-bpf-loader-program 1.8.2 on toolchain 4d1bd0db7f489b22c6d8aa2385937a95412c015b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gemachain-bpf-loader-program 1.8.2
[INFO] finished tweaking crates.io crate gemachain-bpf-loader-program 1.8.2
[INFO] tweaked toml for crates.io crate gemachain-bpf-loader-program 1.8.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a9f2b685c140fe55425997b31988664b0b71846de1ee41d3ca0b0e5183d6fe9
[INFO] running `Command { std: "docker" "start" "-a" "7a9f2b685c140fe55425997b31988664b0b71846de1ee41d3ca0b0e5183d6fe9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a9f2b685c140fe55425997b31988664b0b71846de1ee41d3ca0b0e5183d6fe9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a9f2b685c140fe55425997b31988664b0b71846de1ee41d3ca0b0e5183d6fe9", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45d4adddea5c095cbab48a6c553f1aec54c904f4a8be8f241f43b43b9d7f27ff
[INFO] running `Command { std: "docker" "start" "-a" "45d4adddea5c095cbab48a6c553f1aec54c904f4a8be8f241f43b43b9d7f27ff", kill_on_drop: false }`
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[INFO] [stderr]    Compiling gemachain-bpf-loader-program v1.8.2 (/opt/rustwide/workdir)
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[INFO] [stdout] warning: field `heap` is never read
[INFO] [stdout]  --> src/allocator_bump.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct BpfAllocator {
[INFO] [stdout]   |            ------------ field in this struct
[INFO] [stdout] 9 |     heap: AlignedMemory,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `BpfAllocator` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `is_signer` and `is_writable` are never read
[INFO] [stdout]     --> src/syscalls.rs:1820:5
[INFO] [stdout]      |
[INFO] [stdout] 1813 | struct GemaAccountInfo {
[INFO] [stdout]      |        --------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 1820 |     is_signer: bool,
[INFO] [stdout]      |     ^^^^^^^^^
[INFO] [stdout] 1821 |     is_writable: bool,
[INFO] [stdout]      |     ^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `GemaAccountInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `addr` and `len` are never read
[INFO] [stdout]     --> src/syscalls.rs:1835:5
[INFO] [stdout]      |
[INFO] [stdout] 1834 | struct GemaSignerSeedsC {
[INFO] [stdout]      |        ---------------- fields in this struct
[INFO] [stdout] 1835 |     addr: u64,
[INFO] [stdout]      |     ^^^^
[INFO] [stdout] 1836 |     len: u64,
[INFO] [stdout]      |     ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `GemaSignerSeedsC` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: casting `&T` to `&mut T` is undefined behavior, even if the reference is unused, consider instead using an `UnsafeCell`
[INFO] [stdout]     --> src/syscalls.rs:1957:45
[INFO] [stdout]      |
[INFO] [stdout] 1957 |             let ref_to_len_in_vm = unsafe { &mut *(addr as *mut u64) };
[INFO] [stdout]      |                                             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, visit <https://doc.rust-lang.org/book/ch15-05-interior-mutability.html>
[INFO] [stdout]      = note: `#[deny(invalid_reference_casting)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gemachain-bpf-loader-program` (lib) due to 2 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "45d4adddea5c095cbab48a6c553f1aec54c904f4a8be8f241f43b43b9d7f27ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45d4adddea5c095cbab48a6c553f1aec54c904f4a8be8f241f43b43b9d7f27ff", kill_on_drop: false }`
[INFO] [stdout] 45d4adddea5c095cbab48a6c553f1aec54c904f4a8be8f241f43b43b9d7f27ff
