[INFO] fetching crate lovm2_core 0.4.8... [INFO] testing lovm2_core-0.4.8 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1 [INFO] extracting crate lovm2_core 0.4.8 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate lovm2_core 0.4.8 [INFO] finished tweaking crates.io crate lovm2_core 0.4.8 [INFO] tweaked toml for crates.io crate lovm2_core 0.4.8 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate lovm2_core 0.4.8 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 38 packages to latest compatible versions [INFO] [stderr] Adding bincode v1.3.3 (available: v2.0.1) [INFO] [stderr] Adding dirs v3.0.2 (available: v6.0.0) [INFO] [stderr] Adding indexmap v1.9.3 (available: v2.11.4) [INFO] [stderr] Adding libloading v0.6.7 (available: v0.8.9) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f78b2bdcfb8bcfa0bce4e6b39a1878ce3aa0c41b8e2b09ad4bce28395ffd01e5 [INFO] running `Command { std: "docker" "start" "-a" "f78b2bdcfb8bcfa0bce4e6b39a1878ce3aa0c41b8e2b09ad4bce28395ffd01e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f78b2bdcfb8bcfa0bce4e6b39a1878ce3aa0c41b8e2b09ad4bce28395ffd01e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f78b2bdcfb8bcfa0bce4e6b39a1878ce3aa0c41b8e2b09ad4bce28395ffd01e5", kill_on_drop: false }` [INFO] [stdout] f78b2bdcfb8bcfa0bce4e6b39a1878ce3aa0c41b8e2b09ad4bce28395ffd01e5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7d64ce346fe6654d12534d8b116557af5777956db9fe11046e675feeee287a86 [INFO] running `Command { std: "docker" "start" "-a" "7d64ce346fe6654d12534d8b116557af5777956db9fe11046e675feeee287a86", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling libloading v0.6.7 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling dirs-sys v0.3.7 [INFO] [stderr] Compiling backtrace v0.3.76 [INFO] [stderr] Compiling dirs v3.0.2 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling lovm2_module v0.1.0 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling bincode v1.3.3 [INFO] [stderr] Compiling lovm2_core v0.4.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/module/shared.rs:92:5 [INFO] [stdout] | [INFO] [stdout] 91 | pub struct SharedObjectSlot( [INFO] [stdout] | ---------------- field in this struct [INFO] [stdout] 92 | Rc, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [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] 92 - Rc, [INFO] [stdout] 92 + (), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `Result<(), error::Lovm2Error>`, which is not FFI-safe [INFO] [stdout] --> src/module/shared.rs:24:27 [INFO] [stdout] | [INFO] [stdout] 24 | pub type ExternFunction = unsafe extern "C" fn(&mut Vm) -> Lovm2Result<()>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum [INFO] [stdout] = note: enum has no representation hint [INFO] [stdout] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `Rc`, which is not FFI-safe [INFO] [stdout] --> src/module/shared.rs:26:30 [INFO] [stdout] | [INFO] [stdout] 26 | pub type ExternInitializer = extern "C" fn(lib: Rc, &mut HashMap); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct [INFO] [stdout] = note: this struct has unspecified layout [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.02s [INFO] running `Command { std: "docker" "inspect" "7d64ce346fe6654d12534d8b116557af5777956db9fe11046e675feeee287a86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d64ce346fe6654d12534d8b116557af5777956db9fe11046e675feeee287a86", kill_on_drop: false }` [INFO] [stdout] 7d64ce346fe6654d12534d8b116557af5777956db9fe11046e675feeee287a86 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aeb14e37dd538af487f2fea9f443a27fd61f3abd0101edc279928531bdcbdb9c [INFO] running `Command { std: "docker" "start" "-a" "aeb14e37dd538af487f2fea9f443a27fd61f3abd0101edc279928531bdcbdb9c", kill_on_drop: false }` [INFO] [stderr] Compiling lovm2_core v0.4.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/module/shared.rs:92:5 [INFO] [stdout] | [INFO] [stdout] 91 | pub struct SharedObjectSlot( [INFO] [stdout] | ---------------- field in this struct [INFO] [stdout] 92 | Rc, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [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] 92 - Rc, [INFO] [stdout] 92 + (), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `Result<(), error::Lovm2Error>`, which is not FFI-safe [INFO] [stdout] --> src/module/shared.rs:24:27 [INFO] [stdout] | [INFO] [stdout] 24 | pub type ExternFunction = unsafe extern "C" fn(&mut Vm) -> Lovm2Result<()>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum [INFO] [stdout] = note: enum has no representation hint [INFO] [stdout] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `Rc`, which is not FFI-safe [INFO] [stdout] --> src/module/shared.rs:26:30 [INFO] [stdout] | [INFO] [stdout] 26 | pub type ExternInitializer = extern "C" fn(lib: Rc, &mut HashMap); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct [INFO] [stdout] = note: this struct has unspecified layout [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/module/shared.rs:92:5 [INFO] [stdout] | [INFO] [stdout] 91 | pub struct SharedObjectSlot( [INFO] [stdout] | ---------------- field in this struct [INFO] [stdout] 92 | Rc, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [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] 92 - Rc, [INFO] [stdout] 92 + (), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `Result<(), error::Lovm2Error>`, which is not FFI-safe [INFO] [stdout] --> src/module/shared.rs:24:27 [INFO] [stdout] | [INFO] [stdout] 24 | pub type ExternFunction = unsafe extern "C" fn(&mut Vm) -> Lovm2Result<()>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum [INFO] [stdout] = note: enum has no representation hint [INFO] [stdout] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `Rc`, which is not FFI-safe [INFO] [stdout] --> src/module/shared.rs:26:30 [INFO] [stdout] | [INFO] [stdout] 26 | pub type ExternInitializer = extern "C" fn(lib: Rc, &mut HashMap); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct [INFO] [stdout] = note: this struct has unspecified layout [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.22s [INFO] running `Command { std: "docker" "inspect" "aeb14e37dd538af487f2fea9f443a27fd61f3abd0101edc279928531bdcbdb9c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aeb14e37dd538af487f2fea9f443a27fd61f3abd0101edc279928531bdcbdb9c", kill_on_drop: false }` [INFO] [stdout] aeb14e37dd538af487f2fea9f443a27fd61f3abd0101edc279928531bdcbdb9c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a236a1ba2951ebfe4c6f2c208d72d5f75665072a5fcf73530147f0616a9bce49 [INFO] running `Command { std: "docker" "start" "-a" "a236a1ba2951ebfe4c6f2c208d72d5f75665072a5fcf73530147f0616a9bce49", kill_on_drop: false }` [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/module/shared.rs:92:5 [INFO] [stderr] | [INFO] [stderr] 91 | pub struct SharedObjectSlot( [INFO] [stderr] | ---------------- field in this struct [INFO] [stderr] 92 | Rc, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 92 - Rc, [INFO] [stderr] 92 + (), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `extern` fn uses type `Result<(), error::Lovm2Error>`, which is not FFI-safe [INFO] [stderr] --> src/module/shared.rs:24:27 [INFO] [stderr] | [INFO] [stderr] 24 | pub type ExternFunction = unsafe extern "C" fn(&mut Vm) -> Lovm2Result<()>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stderr] | [INFO] [stderr] = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum [INFO] [stderr] = note: enum has no representation hint [INFO] [stderr] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `extern` fn uses type `Rc`, which is not FFI-safe [INFO] [stderr] --> src/module/shared.rs:26:30 [INFO] [stderr] | [INFO] [stderr] 26 | pub type ExternInitializer = extern "C" fn(lib: Rc, &mut HashMap); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stderr] | [INFO] [stderr] = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct [INFO] [stderr] = note: this struct has unspecified layout [INFO] [stderr] [INFO] [stderr] warning: `lovm2_core` (lib) generated 3 warnings [INFO] [stderr] warning: `lovm2_core` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lovm2_core-7acd08dab9bad231) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests lovm2_core [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/vm/mod.rs - vm::LoadHookFn (line 28) ... ignored [INFO] [stdout] test src/vm/mod.rs - vm::LoadHookFn (line 37) ... ignored [INFO] [stdout] test src/util.rs - util::to_lower_camel_case (line 69) ... ok [INFO] [stdout] test src/extend/mod.rs - extend (line 35) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.31s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "a236a1ba2951ebfe4c6f2c208d72d5f75665072a5fcf73530147f0616a9bce49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a236a1ba2951ebfe4c6f2c208d72d5f75665072a5fcf73530147f0616a9bce49", kill_on_drop: false }` [INFO] [stdout] a236a1ba2951ebfe4c6f2c208d72d5f75665072a5fcf73530147f0616a9bce49