[INFO] fetching crate polkavm-linux-sandbox 0.1.1... [INFO] checking polkavm-linux-sandbox-0.1.1 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate polkavm-linux-sandbox 0.1.1 into /workspace/builds/worker-5-tc2/source [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-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate polkavm-linux-sandbox 0.1.1 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 5 packages to latest compatible versions [INFO] [stderr] Adding env_logger v0.10.2 (available: v0.11.8) [INFO] [stderr] Adding polkavm-assembler v0.1.1 (available: v0.25.0) [INFO] [stderr] Adding polkavm-common v0.1.1 (available: v0.25.0) [INFO] [stderr] Adding polkavm-linux-raw v0.1.1 (available: v0.25.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ddba38fec15775894d88cb3101ed7496febe9c03aabe2aba3289779bde8dd959 [INFO] running `Command { std: "docker" "start" "-a" "ddba38fec15775894d88cb3101ed7496febe9c03aabe2aba3289779bde8dd959", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ddba38fec15775894d88cb3101ed7496febe9c03aabe2aba3289779bde8dd959", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ddba38fec15775894d88cb3101ed7496febe9c03aabe2aba3289779bde8dd959", kill_on_drop: false }` [INFO] [stdout] ddba38fec15775894d88cb3101ed7496febe9c03aabe2aba3289779bde8dd959 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ba4ff4a32427cc5e86582883fa69f5f4c386f08991e2c1ef5bb436be19e0802a [INFO] running `Command { std: "docker" "start" "-a" "ba4ff4a32427cc5e86582883fa69f5f4c386f08991e2c1ef5bb436be19e0802a", 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: `docsrs`, `feature`, and `test` and 31 more [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: `docsrs`, `feature`, and `test` and 31 more [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(c_int), [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(c_int), [INFO] [stdout] 174 + ExitedDueToSignal(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:1109:19 [INFO] [stdout] | [INFO] [stdout] 1109 | pub fn access(&mut self) -> SandboxAccess { [INFO] [stdout] | ^^^^^^^^^ ------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 1109 | pub fn access(&mut self) -> SandboxAccess<'_> { [INFO] [stdout] | ++++ [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(c_int), [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(c_int), [INFO] [stdout] 174 + ExitedDueToSignal(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:1109:19 [INFO] [stdout] | [INFO] [stdout] 1109 | pub fn access(&mut self) -> SandboxAccess { [INFO] [stdout] | ^^^^^^^^^ ------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 1109 | pub fn access(&mut self) -> SandboxAccess<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.00s [INFO] running `Command { std: "docker" "inspect" "ba4ff4a32427cc5e86582883fa69f5f4c386f08991e2c1ef5bb436be19e0802a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba4ff4a32427cc5e86582883fa69f5f4c386f08991e2c1ef5bb436be19e0802a", kill_on_drop: false }` [INFO] [stdout] ba4ff4a32427cc5e86582883fa69f5f4c386f08991e2c1ef5bb436be19e0802a