[INFO] fetching crate lovm2_core 0.4.8... [INFO] checking lovm2_core-0.4.8 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate lovm2_core 0.4.8 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate lovm2_core 0.4.8 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-3-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 38 packages [INFO] [stderr] Adding dirs v3.0.2 (latest: v5.0.1) [INFO] [stderr] Adding dirs-sys v0.3.7 (latest: v0.4.1) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.3) [INFO] [stderr] Adding indexmap v1.9.3 (latest: v2.2.6) [INFO] [stderr] Adding libloading v0.6.7 (latest: v0.8.3) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded dirs v3.0.2 [INFO] [stderr] Downloaded lovm2_module v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a4ddc3ccee4a7b50531fb73dd92f6672437dc9b6c5484781d0d553c9de170d0a [INFO] running `Command { std: "docker" "start" "-a" "a4ddc3ccee4a7b50531fb73dd92f6672437dc9b6c5484781d0d553c9de170d0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a4ddc3ccee4a7b50531fb73dd92f6672437dc9b6c5484781d0d553c9de170d0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4ddc3ccee4a7b50531fb73dd92f6672437dc9b6c5484781d0d553c9de170d0a", kill_on_drop: false }` [INFO] [stdout] a4ddc3ccee4a7b50531fb73dd92f6672437dc9b6c5484781d0d553c9de170d0a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fec8c2018566dcec5ccdc1e14756f1d4baaf8dcbd1a7d75803b81523d890d941 [INFO] running `Command { std: "docker" "start" "-a" "fec8c2018566dcec5ccdc1e14756f1d4baaf8dcbd1a7d75803b81523d890d941", kill_on_drop: false }` [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Checking dirs-sys v0.3.7 [INFO] [stderr] Compiling lovm2_module v0.1.0 [INFO] [stderr] Checking libloading v0.6.7 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking dirs v3.0.2 [INFO] [stderr] Checking backtrace v0.3.71 [INFO] [stderr] Checking lovm2_core v0.4.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `ModuleMeta` is imported redundantly [INFO] [stdout] --> src/gen/hir/lowering/runtime.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use crate::gen::ModuleMeta; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `ModuleMeta` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Variable` is imported redundantly [INFO] [stdout] --> src/gen/hir/lowering/runtime.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::var::Variable; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 9 | [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `Variable` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `HashMap` is imported redundantly [INFO] [stdout] --> src/vm/context.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `HashMap` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Rc` is imported redundantly [INFO] [stdout] --> src/vm/context.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `Rc` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `CallProtocol` is imported redundantly [INFO] [stdout] --> src/vm/context.rs:6:19 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::code::{CallProtocol, CallableRef}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `CallProtocol` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `CallableRef` is imported redundantly [INFO] [stdout] --> src/vm/context.rs:6:33 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::code::{CallProtocol, CallableRef}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `CallableRef` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Value` is imported redundantly [INFO] [stdout] --> src/vm/context.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use crate::value::Value; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `Value` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Variable` is imported redundantly [INFO] [stdout] --> src/vm/context.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::var::Variable; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 9 | [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `Variable` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `HashMap` is imported redundantly [INFO] [stdout] --> src/vm/frame.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `HashMap` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Value` is imported redundantly [INFO] [stdout] --> src/vm/frame.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::value::Value; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 9 | [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `Value` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `ModuleMeta` is imported redundantly [INFO] [stdout] --> src/gen/hir/lowering/runtime.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use crate::gen::ModuleMeta; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `ModuleMeta` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Variable` is imported redundantly [INFO] [stdout] --> src/gen/hir/lowering/runtime.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::var::Variable; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 9 | [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `Variable` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `HashMap` is imported redundantly [INFO] [stdout] --> src/vm/context.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `HashMap` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Rc` is imported redundantly [INFO] [stdout] --> src/vm/context.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `Rc` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `CallProtocol` is imported redundantly [INFO] [stdout] --> src/vm/context.rs:6:19 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::code::{CallProtocol, CallableRef}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `CallProtocol` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `CallableRef` is imported redundantly [INFO] [stdout] --> src/vm/context.rs:6:33 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::code::{CallProtocol, CallableRef}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `CallableRef` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Value` is imported redundantly [INFO] [stdout] --> src/vm/context.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use crate::value::Value; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `Value` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Variable` is imported redundantly [INFO] [stdout] --> src/vm/context.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::var::Variable; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 9 | [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `Variable` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `HashMap` is imported redundantly [INFO] [stdout] --> src/vm/frame.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `HashMap` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Value` is imported redundantly [INFO] [stdout] --> src/vm/frame.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::value::Value; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 9 | [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `Value` is already imported here [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 | (), [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: 13 warnings emitted [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 | (), [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: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.55s [INFO] running `Command { std: "docker" "inspect" "fec8c2018566dcec5ccdc1e14756f1d4baaf8dcbd1a7d75803b81523d890d941", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fec8c2018566dcec5ccdc1e14756f1d4baaf8dcbd1a7d75803b81523d890d941", kill_on_drop: false }` [INFO] [stdout] fec8c2018566dcec5ccdc1e14756f1d4baaf8dcbd1a7d75803b81523d890d941 [INFO] checking lovm2_core-0.4.8 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate lovm2_core 0.4.8 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate lovm2_core 0.4.8 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-3-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 427de522f3c326916536922bde92fe3e57b08f90a3018f698185c9b3a88247fe [INFO] running `Command { std: "docker" "start" "-a" "427de522f3c326916536922bde92fe3e57b08f90a3018f698185c9b3a88247fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "427de522f3c326916536922bde92fe3e57b08f90a3018f698185c9b3a88247fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "427de522f3c326916536922bde92fe3e57b08f90a3018f698185c9b3a88247fe", kill_on_drop: false }` [INFO] [stdout] 427de522f3c326916536922bde92fe3e57b08f90a3018f698185c9b3a88247fe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3bc4746652aa7deae5644fe1aef783b20a2b4279e7e85f4467851a117e9e2d92 [INFO] running `Command { std: "docker" "start" "-a" "3bc4746652aa7deae5644fe1aef783b20a2b4279e7e85f4467851a117e9e2d92", kill_on_drop: false }` [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Checking dirs-sys v0.3.7 [INFO] [stderr] Compiling lovm2_module v0.1.0 [INFO] [stderr] Checking libloading v0.6.7 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking dirs v3.0.2 [INFO] [stderr] Checking backtrace v0.3.71 [INFO] [stderr] Checking lovm2_core v0.4.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `ModuleMeta` is imported redundantly [INFO] [stdout] --> src/gen/hir/lowering/runtime.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use crate::gen::ModuleMeta; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `ModuleMeta` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Variable` is imported redundantly [INFO] [stdout] --> src/gen/hir/lowering/runtime.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::var::Variable; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 9 | [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `Variable` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `HashMap` is imported redundantly [INFO] [stdout] --> src/vm/context.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `HashMap` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Rc` is imported redundantly [INFO] [stdout] --> src/vm/context.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `Rc` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `CallProtocol` is imported redundantly [INFO] [stdout] --> src/vm/context.rs:6:19 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::code::{CallProtocol, CallableRef}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `CallProtocol` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `CallableRef` is imported redundantly [INFO] [stdout] --> src/vm/context.rs:6:33 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::code::{CallProtocol, CallableRef}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `CallableRef` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Value` is imported redundantly [INFO] [stdout] --> src/vm/context.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use crate::value::Value; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `Value` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Variable` is imported redundantly [INFO] [stdout] --> src/vm/context.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::var::Variable; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 9 | [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `Variable` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `HashMap` is imported redundantly [INFO] [stdout] --> src/vm/frame.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `HashMap` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Value` is imported redundantly [INFO] [stdout] --> src/vm/frame.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::value::Value; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 9 | [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `Value` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `ModuleMeta` is imported redundantly [INFO] [stdout] --> src/gen/hir/lowering/runtime.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use crate::gen::ModuleMeta; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `ModuleMeta` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Variable` is imported redundantly [INFO] [stdout] --> src/gen/hir/lowering/runtime.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::var::Variable; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 9 | [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `Variable` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `HashMap` is imported redundantly [INFO] [stdout] --> src/vm/context.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `HashMap` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Rc` is imported redundantly [INFO] [stdout] --> src/vm/context.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `Rc` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `CallProtocol` is imported redundantly [INFO] [stdout] --> src/vm/context.rs:6:19 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::code::{CallProtocol, CallableRef}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `CallProtocol` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `CallableRef` is imported redundantly [INFO] [stdout] --> src/vm/context.rs:6:33 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::code::{CallProtocol, CallableRef}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `CallableRef` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Value` is imported redundantly [INFO] [stdout] --> src/vm/context.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use crate::value::Value; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `Value` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Variable` is imported redundantly [INFO] [stdout] --> src/vm/context.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::var::Variable; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 9 | [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `Variable` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `HashMap` is imported redundantly [INFO] [stdout] --> src/vm/frame.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `HashMap` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Value` is imported redundantly [INFO] [stdout] --> src/vm/frame.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::value::Value; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 9 | [INFO] [stdout] 10 | use super::*; [INFO] [stdout] | -------- the item `Value` is already imported here [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 | (), [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: 13 warnings emitted [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 | (), [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: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.79s [INFO] running `Command { std: "docker" "inspect" "3bc4746652aa7deae5644fe1aef783b20a2b4279e7e85f4467851a117e9e2d92", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3bc4746652aa7deae5644fe1aef783b20a2b4279e7e85f4467851a117e9e2d92", kill_on_drop: false }` [INFO] [stdout] 3bc4746652aa7deae5644fe1aef783b20a2b4279e7e85f4467851a117e9e2d92