[INFO] fetching crate polkavm-linux-sandbox 0.1.1... [INFO] checking polkavm-linux-sandbox-0.1.1 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate polkavm-linux-sandbox 0.1.1 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate polkavm-linux-sandbox 0.1.1 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate polkavm-linux-sandbox 0.1.1 [INFO] finished tweaking crates.io crate polkavm-linux-sandbox 0.1.1 [INFO] tweaked toml for crates.io crate polkavm-linux-sandbox 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 6 packages to latest compatible versions [INFO] [stderr] Adding env_logger v0.10.2 (latest: v0.11.5) [INFO] [stderr] Adding polkavm-assembler v0.1.1 (latest: v0.11.0) [INFO] [stderr] Adding polkavm-common v0.1.1 (latest: v0.11.0) [INFO] [stderr] Adding polkavm-linux-raw v0.1.1 (latest: v0.11.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded polkavm-assembler v0.1.1 [INFO] [stderr] Downloaded polkavm-common v0.1.1 [INFO] [stderr] Downloaded polkavm-linux-raw v0.1.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2047e905276331be1fd0f1f0ef753edacc5c29abf7295726a5de2324855ae8c6 [INFO] running `Command { std: "docker" "start" "-a" "2047e905276331be1fd0f1f0ef753edacc5c29abf7295726a5de2324855ae8c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2047e905276331be1fd0f1f0ef753edacc5c29abf7295726a5de2324855ae8c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2047e905276331be1fd0f1f0ef753edacc5c29abf7295726a5de2324855ae8c6", kill_on_drop: false }` [INFO] [stdout] 2047e905276331be1fd0f1f0ef753edacc5c29abf7295726a5de2324855ae8c6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5cc7de2f4a544c8a7f7c851c192ed5d5ca70c47d6b9b4272ad46bcaef489bd14 [INFO] running `Command { std: "docker" "start" "-a" "5cc7de2f4a544c8a7f7c851c192ed5d5ca70c47d6b9b4272ad46bcaef489bd14", kill_on_drop: false }` [INFO] [stderr] Checking polkavm-common v0.1.1 [INFO] [stderr] Checking polkavm-linux-raw v0.1.1 [INFO] [stderr] Checking polkavm-assembler v0.1.1 [INFO] [stderr] Checking env_logger v0.10.2 [INFO] [stderr] Checking polkavm-linux-sandbox v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `polkavm_dev_use_built_zygote` [INFO] [stdout] --> src/lib.rs:274:7 [INFO] [stdout] | [INFO] [stdout] 274 | #[cfg(polkavm_dev_use_built_zygote)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, and `windows` [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(polkavm_dev_use_built_zygote)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(polkavm_dev_use_built_zygote)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `polkavm_dev_use_built_zygote` [INFO] [stdout] --> src/lib.rs:277:11 [INFO] [stdout] | [INFO] [stdout] 277 | #[cfg(not(polkavm_dev_use_built_zygote))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(polkavm_dev_use_built_zygote)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(polkavm_dev_use_built_zygote)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `polkavm_dev_use_built_zygote` [INFO] [stdout] --> src/lib.rs:274:7 [INFO] [stdout] | [INFO] [stdout] 274 | #[cfg(polkavm_dev_use_built_zygote)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, and `windows` [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(polkavm_dev_use_built_zygote)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(polkavm_dev_use_built_zygote)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `polkavm_dev_use_built_zygote` [INFO] [stdout] --> src/lib.rs:277:11 [INFO] [stdout] | [INFO] [stdout] 277 | #[cfg(not(polkavm_dev_use_built_zygote))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(polkavm_dev_use_built_zygote)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(polkavm_dev_use_built_zygote)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:173:12 [INFO] [stdout] | [INFO] [stdout] 173 | Exited(c_int), [INFO] [stdout] | ------ ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ChildStatus` 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] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 173 | Exited(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:174:23 [INFO] [stdout] | [INFO] [stdout] 174 | ExitedDueToSignal(c_int), [INFO] [stdout] | ----------------- ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ChildStatus` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 174 | ExitedDueToSignal(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:173:12 [INFO] [stdout] | [INFO] [stdout] 173 | Exited(c_int), [INFO] [stdout] | ------ ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ChildStatus` 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] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 173 | Exited(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:174:23 [INFO] [stdout] | [INFO] [stdout] 174 | ExitedDueToSignal(c_int), [INFO] [stdout] | ----------------- ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ChildStatus` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 174 | ExitedDueToSignal(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.84s [INFO] running `Command { std: "docker" "inspect" "5cc7de2f4a544c8a7f7c851c192ed5d5ca70c47d6b9b4272ad46bcaef489bd14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5cc7de2f4a544c8a7f7c851c192ed5d5ca70c47d6b9b4272ad46bcaef489bd14", kill_on_drop: false }` [INFO] [stdout] 5cc7de2f4a544c8a7f7c851c192ed5d5ca70c47d6b9b4272ad46bcaef489bd14