[INFO] fetching crate riscv-stack 0.2.2... [INFO] testing riscv-stack-0.2.2 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2 [INFO] extracting crate riscv-stack 0.2.2 into /workspace/builds/worker-7-tc1/source [INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config.toml [INFO] started tweaking crates.io crate riscv-stack 0.2.2 [INFO] finished tweaking crates.io crate riscv-stack 0.2.2 [INFO] tweaked toml for crates.io crate riscv-stack 0.2.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate riscv-stack 0.2.2 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate riscv-stack 0.2.2 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e57e163ba31cc86b4f9553fa4565c61256822bfa09830f9d70464f5525f0fce7 [INFO] running `Command { std: "docker" "start" "-a" "e57e163ba31cc86b4f9553fa4565c61256822bfa09830f9d70464f5525f0fce7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e57e163ba31cc86b4f9553fa4565c61256822bfa09830f9d70464f5525f0fce7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e57e163ba31cc86b4f9553fa4565c61256822bfa09830f9d70464f5525f0fce7", kill_on_drop: false }` [INFO] [stdout] e57e163ba31cc86b4f9553fa4565c61256822bfa09830f9d70464f5525f0fce7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5b35adc6773e3860a36f14fcdf49ba552baba880873bb5b876f98d315845bb0e [INFO] running `Command { std: "docker" "start" "-a" "5b35adc6773e3860a36f14fcdf49ba552baba880873bb5b876f98d315845bb0e", kill_on_drop: false }` [INFO] [stderr] Compiling riscv-stack v0.2.2 (/opt/rustwide/workdir) [INFO] [stderr] error: could not compile `riscv-stack` (lib) due to 4 previous errors; 2 warnings emitted [INFO] [stdout] warning: formatting may not be suitable for sub-register argument [INFO] [stdout] --> src/lib.rs:130:17 [INFO] [stdout] | [INFO] [stdout] 130 | "sw {paint}, 0({ptr})", [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 135 | paint = in(reg) STACK_PAINT_VALUE, [INFO] [stdout] | ----------------- for this argument [INFO] [stdout] | [INFO] [stdout] = help: use `{1:e}` to have the register formatted as `eax` (for 32-bit values) [INFO] [stdout] = help: or use `{1:r}` to keep the default formatting of `rax` (for 64-bit values) [INFO] [stdout] = note: `#[warn(asm_sub_register)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: formatting may not be suitable for sub-register argument [INFO] [stdout] --> src/lib.rs:168:27 [INFO] [stdout] | [INFO] [stdout] 168 | "bne {value}, {paint}, 1f", [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 174 | paint = in(reg) STACK_PAINT_VALUE, [INFO] [stdout] | ----------------- for this argument [INFO] [stdout] | [INFO] [stdout] = help: use `{2:e}` to have the register formatted as `eax` (for 32-bit values) [INFO] [stdout] = help: or use `{2:r}` to keep the default formatting of `rax` (for 64-bit values) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: avoid using labels containing only the digits `0` and `1` in inline assembly [INFO] [stdout] --> src/lib.rs:128:14 [INFO] [stdout] | [INFO] [stdout] 128 | "0:", [INFO] [stdout] | ^ use a different label that doesn't start with `0` or `1` [INFO] [stdout] | [INFO] [stdout] = help: start numbering with `2` instead [INFO] [stdout] = note: an LLVM bug makes these labels ambiguous with a binary literal number on x86 [INFO] [stdout] = note: see for more information [INFO] [stdout] = note: `#[deny(binary_asm_labels)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: avoid using labels containing only the digits `0` and `1` in inline assembly [INFO] [stdout] --> src/lib.rs:133:14 [INFO] [stdout] | [INFO] [stdout] 133 | "1:", [INFO] [stdout] | ^ use a different label that doesn't start with `0` or `1` [INFO] [stdout] | [INFO] [stdout] = help: start numbering with `2` instead [INFO] [stdout] = note: an LLVM bug makes these labels ambiguous with a binary literal number on x86 [INFO] [stdout] = note: see for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: avoid using labels containing only the digits `0` and `1` in inline assembly [INFO] [stdout] --> src/lib.rs:165:14 [INFO] [stdout] | [INFO] [stdout] 165 | "0:", [INFO] [stdout] | ^ use a different label that doesn't start with `0` or `1` [INFO] [stdout] | [INFO] [stdout] = help: start numbering with `2` instead [INFO] [stdout] = note: an LLVM bug makes these labels ambiguous with a binary literal number on x86 [INFO] [stdout] = note: see for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: avoid using labels containing only the digits `0` and `1` in inline assembly [INFO] [stdout] --> src/lib.rs:171:14 [INFO] [stdout] | [INFO] [stdout] 171 | "1:", [INFO] [stdout] | ^ use a different label that doesn't start with `0` or `1` [INFO] [stdout] | [INFO] [stdout] = help: start numbering with `2` instead [INFO] [stdout] = note: an LLVM bug makes these labels ambiguous with a binary literal number on x86 [INFO] [stdout] = note: see for more information [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "5b35adc6773e3860a36f14fcdf49ba552baba880873bb5b876f98d315845bb0e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b35adc6773e3860a36f14fcdf49ba552baba880873bb5b876f98d315845bb0e", kill_on_drop: false }` [INFO] [stdout] 5b35adc6773e3860a36f14fcdf49ba552baba880873bb5b876f98d315845bb0e