[INFO] fetching crate x86test 0.0.5... [INFO] checking x86test-0.0.5 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate x86test 0.0.5 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate x86test 0.0.5 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 x86test 0.0.5 [INFO] finished tweaking crates.io crate x86test 0.0.5 [INFO] tweaked toml for crates.io crate x86test 0.0.5 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] Updating crates.io index [INFO] [stderr] Locking 47 packages [INFO] [stderr] Adding as-slice v0.1.5 (latest: v0.2.1) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding errno v0.1.8 (latest: v0.3.8) [INFO] [stderr] Adding fs2 v0.2.5 (latest: v0.4.3) [INFO] [stderr] Adding generic-array v0.12.4 (latest: v1.0.0) [INFO] [stderr] Adding generic-array v0.13.3 (latest: v1.0.0) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding hash32 v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding heapless v0.5.6 (latest: v0.8.0) [INFO] [stderr] Adding klogger v0.0.10 (latest: v0.0.16) [INFO] [stderr] Adding libc v0.1.12 (latest: v0.2.153) [INFO] [stderr] Adding log v0.3.9 (latest: v0.4.21) [INFO] [stderr] Adding memmap v0.2.3 (latest: v0.7.0) [INFO] [stderr] Adding proc-macro2 v0.4.30 (latest: v1.0.79) [INFO] [stderr] Adding quote v0.6.13 (latest: v1.0.35) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding raw-cpuid v10.7.0 (latest: v11.0.1) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding remove_dir_all v0.5.3 (latest: v0.8.2) [INFO] [stderr] Adding spin v0.5.2 (latest: v0.9.8) [INFO] [stderr] Adding syn v0.15.44 (latest: v2.0.58) [INFO] [stderr] Adding unicode-xid v0.1.0 (latest: v0.2.4) [INFO] [stderr] Adding winapi v0.2.8 (latest: v0.3.9) [INFO] [stderr] Adding x86 v0.47.0 (latest: v0.52.0) [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] Downloading crates ... [INFO] [stderr] Downloaded fs2 v0.2.5 [INFO] [stderr] Downloaded memmap v0.2.3 [INFO] [stderr] Downloaded mmap v0.1.1 [INFO] [stderr] Downloaded errno v0.1.8 [INFO] [stderr] Downloaded x86test-macro v0.0.5 [INFO] [stderr] Downloaded x86test-types v0.0.5 [INFO] [stderr] Downloaded termcodes v0.0.1 [INFO] [stderr] Downloaded klogger v0.0.10 [INFO] [stderr] Downloaded x86 v0.47.0 [INFO] [stderr] Downloaded kvm-sys v0.3.0 [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] abebdd3cf5c213e63f5e6067a7c7b8b102381bbeb72aa3da351e598ccb105d70 [INFO] running `Command { std: "docker" "start" "-a" "abebdd3cf5c213e63f5e6067a7c7b8b102381bbeb72aa3da351e598ccb105d70", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "abebdd3cf5c213e63f5e6067a7c7b8b102381bbeb72aa3da351e598ccb105d70", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "abebdd3cf5c213e63f5e6067a7c7b8b102381bbeb72aa3da351e598ccb105d70", kill_on_drop: false }` [INFO] [stdout] abebdd3cf5c213e63f5e6067a7c7b8b102381bbeb72aa3da351e598ccb105d70 [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] 63968b0455b72b8f210aa991598ff50d7ec00d6b557b8f155f53dd0739ac8ea4 [INFO] running `Command { std: "docker" "start" "-a" "63968b0455b72b8f210aa991598ff50d7ec00d6b557b8f155f53dd0739ac8ea4", kill_on_drop: false }` [INFO] [stderr] Compiling x86 v0.47.0 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Checking raw-cpuid v10.7.0 [INFO] [stderr] Checking bit_field v0.10.2 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Compiling heapless v0.5.6 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking fs2 v0.2.5 [INFO] [stderr] Checking hash32 v0.1.1 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Checking memmap v0.2.3 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking errno v0.1.8 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking termcodes v0.0.1 [INFO] [stderr] Checking mmap v0.1.1 [INFO] [stderr] Compiling kvm-sys v0.3.0 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking klogger v0.0.10 [INFO] [stderr] Checking x86test-types v0.0.5 [INFO] [stderr] Compiling x86test-macro v0.0.5 [INFO] [stderr] Checking x86test v0.0.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `lang_items` is internal to the compiler or standard library [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(lang_items)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] = note: `#[warn(internal_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Option` is imported redundantly [INFO] [stdout] --> src/hypervisor/vspace.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::option::Option; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Option` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `lang_items` is internal to the compiler or standard library [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(lang_items)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] = note: `#[warn(internal_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Option` is imported redundantly [INFO] [stdout] --> src/hypervisor/vspace.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::option::Option; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Option` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> src/hypervisor/mod.rs:243:21 [INFO] [stdout] | [INFO] [stdout] 243 | UnexpectedWrite(u16, u32), [INFO] [stdout] | --------------- ^^^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 243 | UnexpectedWrite((), ()), [INFO] [stdout] | ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/hypervisor/mod.rs:244:20 [INFO] [stdout] | [INFO] [stdout] 244 | UnexpectedRead(u16), [INFO] [stdout] | -------------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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] 244 | UnexpectedRead(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> src/hypervisor/mod.rs:243:21 [INFO] [stdout] | [INFO] [stdout] 243 | UnexpectedWrite(u16, u32), [INFO] [stdout] | --------------- ^^^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 243 | UnexpectedWrite((), ()), [INFO] [stdout] | ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/hypervisor/mod.rs:244:20 [INFO] [stdout] | [INFO] [stdout] 244 | UnexpectedRead(u16), [INFO] [stdout] | -------------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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] 244 | UnexpectedRead(()), [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 13.34s [INFO] running `Command { std: "docker" "inspect" "63968b0455b72b8f210aa991598ff50d7ec00d6b557b8f155f53dd0739ac8ea4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "63968b0455b72b8f210aa991598ff50d7ec00d6b557b8f155f53dd0739ac8ea4", kill_on_drop: false }` [INFO] [stdout] 63968b0455b72b8f210aa991598ff50d7ec00d6b557b8f155f53dd0739ac8ea4 [INFO] checking x86test-0.0.5 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate x86test 0.0.5 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate x86test 0.0.5 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 x86test 0.0.5 [INFO] finished tweaking crates.io crate x86test 0.0.5 [INFO] tweaked toml for crates.io crate x86test 0.0.5 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] 544503073f7e12bd73f4ae71f27eec0ae882a653e469be05075949f0c12085cf [INFO] running `Command { std: "docker" "start" "-a" "544503073f7e12bd73f4ae71f27eec0ae882a653e469be05075949f0c12085cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "544503073f7e12bd73f4ae71f27eec0ae882a653e469be05075949f0c12085cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "544503073f7e12bd73f4ae71f27eec0ae882a653e469be05075949f0c12085cf", kill_on_drop: false }` [INFO] [stdout] 544503073f7e12bd73f4ae71f27eec0ae882a653e469be05075949f0c12085cf [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] 90acf1ca1e0c2b68c20290675be2e8ca422a6852521db204a749feb1c3989bab [INFO] running `Command { std: "docker" "start" "-a" "90acf1ca1e0c2b68c20290675be2e8ca422a6852521db204a749feb1c3989bab", kill_on_drop: false }` [INFO] [stderr] Compiling x86 v0.47.0 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Checking raw-cpuid v10.7.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Compiling heapless v0.5.6 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling bit_field v0.10.2 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Checking hash32 v0.1.1 [INFO] [stderr] Checking fs2 v0.2.5 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Checking memmap v0.2.3 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking errno v0.1.8 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking termcodes v0.0.1 [INFO] [stderr] Checking mmap v0.1.1 [INFO] [stderr] Compiling kvm-sys v0.3.0 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling x86test-types v0.0.5 [INFO] [stderr] Checking klogger v0.0.10 [INFO] [stderr] Compiling x86test-macro v0.0.5 [INFO] [stderr] Checking x86test v0.0.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `lang_items` is internal to the compiler or standard library [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(lang_items)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] = note: `#[warn(internal_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Option` is imported redundantly [INFO] [stdout] --> src/hypervisor/vspace.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::option::Option; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Option` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `lang_items` is internal to the compiler or standard library [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(lang_items)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] = note: `#[warn(internal_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Option` is imported redundantly [INFO] [stdout] --> src/hypervisor/vspace.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::option::Option; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Option` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> src/hypervisor/mod.rs:243:21 [INFO] [stdout] | [INFO] [stdout] 243 | UnexpectedWrite(u16, u32), [INFO] [stdout] | --------------- ^^^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 243 | UnexpectedWrite((), ()), [INFO] [stdout] | ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/hypervisor/mod.rs:244:20 [INFO] [stdout] | [INFO] [stdout] 244 | UnexpectedRead(u16), [INFO] [stdout] | -------------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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] 244 | UnexpectedRead(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> src/hypervisor/mod.rs:243:21 [INFO] [stdout] | [INFO] [stdout] 243 | UnexpectedWrite(u16, u32), [INFO] [stdout] | --------------- ^^^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 243 | UnexpectedWrite((), ()), [INFO] [stdout] | ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/hypervisor/mod.rs:244:20 [INFO] [stdout] | [INFO] [stdout] 244 | UnexpectedRead(u16), [INFO] [stdout] | -------------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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] 244 | UnexpectedRead(()), [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 15.72s [INFO] running `Command { std: "docker" "inspect" "90acf1ca1e0c2b68c20290675be2e8ca422a6852521db204a749feb1c3989bab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "90acf1ca1e0c2b68c20290675be2e8ca422a6852521db204a749feb1c3989bab", kill_on_drop: false }` [INFO] [stdout] 90acf1ca1e0c2b68c20290675be2e8ca422a6852521db204a749feb1c3989bab