[INFO] fetching crate x86test 0.0.5... [INFO] testing x86test-0.0.5 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8 [INFO] extracting crate x86test 0.0.5 into /workspace/builds/worker-4-tc1/source [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-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate x86test 0.0.5 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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 46 packages to latest compatible versions [INFO] [stderr] Adding klogger v0.0.10 (available: v0.0.16) [INFO] [stderr] Adding x86 v0.47.0 (available: v0.52.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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 x86test-macro v0.0.5 [INFO] [stderr] Downloaded remove_dir_all v0.5.3 [INFO] [stderr] Downloaded rdrand v0.4.0 [INFO] [stderr] Downloaded spin v0.5.2 [INFO] [stderr] Downloaded termcodes v0.0.1 [INFO] [stderr] Downloaded typenum v1.19.0 [INFO] [stderr] Downloaded generic-array v0.13.3 [INFO] [stderr] Downloaded generic-array v0.14.9 [INFO] [stderr] Downloaded mmap v0.1.1 [INFO] [stderr] Downloaded as-slice v0.1.5 [INFO] [stderr] Downloaded heapless v0.5.6 [INFO] [stderr] Downloaded fs2 v0.2.5 [INFO] [stderr] Downloaded winapi-build v0.1.1 [INFO] [stderr] Downloaded kernel32-sys v0.2.2 [INFO] [stderr] Downloaded rand v0.4.6 [INFO] [stderr] Downloaded version_check v0.9.5 [INFO] [stderr] Downloaded rand_core v0.3.1 [INFO] [stderr] Downloaded log v0.3.9 [INFO] [stderr] Downloaded winapi v0.2.8 [INFO] [stderr] Downloaded generic-array v0.12.4 [INFO] [stderr] Downloaded rand_core v0.4.2 [INFO] [stderr] Downloaded libc v0.1.12 [INFO] [stderr] Downloaded log v0.4.28 [INFO] [stderr] Downloaded tempdir v0.3.7 [INFO] [stderr] Downloaded klogger v0.0.10 [INFO] [stderr] Downloaded gcc v0.3.55 [INFO] [stderr] Downloaded stable_deref_trait v1.2.1 [INFO] [stderr] Downloaded memmap v0.2.3 [INFO] [stderr] Downloaded errno v0.1.8 [INFO] [stderr] Downloaded kvm-sys v0.3.0 [INFO] [stderr] Downloaded hash32 v0.1.1 [INFO] [stderr] Downloaded libc v0.2.177 [INFO] [stderr] Downloaded fuchsia-cprng v0.1.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0e167ffad4bba22afd1fe5693a820b5b0deeb621e6df4e684fee6ba89d2765ce [INFO] running `Command { std: "docker" "start" "-a" "0e167ffad4bba22afd1fe5693a820b5b0deeb621e6df4e684fee6ba89d2765ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0e167ffad4bba22afd1fe5693a820b5b0deeb621e6df4e684fee6ba89d2765ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e167ffad4bba22afd1fe5693a820b5b0deeb621e6df4e684fee6ba89d2765ce", kill_on_drop: false }` [INFO] [stdout] 0e167ffad4bba22afd1fe5693a820b5b0deeb621e6df4e684fee6ba89d2765ce [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fd65967c55252d7f2982ac87afbd62851b973b8192678daf6af84bf1cacb12c3 [INFO] running `Command { std: "docker" "start" "-a" "fd65967c55252d7f2982ac87afbd62851b973b8192678daf6af84bf1cacb12c3", kill_on_drop: false }` [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling x86 v0.47.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling bit_field v0.10.3 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Compiling heapless v0.5.6 [INFO] [stderr] Compiling generic-array v0.14.9 [INFO] [stderr] Compiling raw-cpuid v10.7.0 [INFO] [stderr] Compiling hash32 v0.1.1 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling errno v0.1.8 [INFO] [stderr] Compiling generic-array v0.13.3 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling termcodes v0.0.1 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling libc v0.1.12 [INFO] [stderr] Compiling mmap v0.1.1 [INFO] [stderr] Compiling fs2 v0.2.5 [INFO] [stderr] Compiling memmap v0.2.3 [INFO] [stderr] Compiling as-slice v0.1.5 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling kvm-sys v0.3.0 [INFO] [stderr] Compiling x86test-types v0.0.5 [INFO] [stderr] Compiling klogger v0.0.10 [INFO] [stderr] Compiling x86test-macro v0.0.5 [INFO] [stderr] Compiling 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: 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: `IoHandleError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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(u16, u32), [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] = note: `IoHandleError` 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] 244 - UnexpectedRead(u16), [INFO] [stdout] 244 + UnexpectedRead(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/hypervisor/mod.rs:95:64 [INFO] [stdout] | [INFO] [stdout] 95 | pub(crate) fn create_vcpu(&'a mut self, init_fn: VAddr) -> kvm::Vcpu { [INFO] [stdout] | -- the lifetime is named here ^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 95 | pub(crate) fn create_vcpu(&'a mut self, init_fn: VAddr) -> kvm::Vcpu<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/hypervisor/vspace.rs:116:56 [INFO] [stdout] | [INFO] [stdout] 116 | pub(crate) fn new(pmem: &'a mut PhysicalMemory) -> VSpace { [INFO] [stdout] | -- ^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 116 | pub(crate) fn new(pmem: &'a mut PhysicalMemory) -> VSpace<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.34s [INFO] running `Command { std: "docker" "inspect" "fd65967c55252d7f2982ac87afbd62851b973b8192678daf6af84bf1cacb12c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fd65967c55252d7f2982ac87afbd62851b973b8192678daf6af84bf1cacb12c3", kill_on_drop: false }` [INFO] [stdout] fd65967c55252d7f2982ac87afbd62851b973b8192678daf6af84bf1cacb12c3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f2341ca0cd84865d8f0a33448deb2f5a597830d9abd06fa5ff88fb5fc2e9e83b [INFO] running `Command { std: "docker" "start" "-a" "f2341ca0cd84865d8f0a33448deb2f5a597830d9abd06fa5ff88fb5fc2e9e83b", kill_on_drop: false }` [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: 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: `IoHandleError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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(u16, u32), [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] = note: `IoHandleError` 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] 244 - UnexpectedRead(u16), [INFO] [stdout] 244 + UnexpectedRead(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/hypervisor/mod.rs:95:64 [INFO] [stdout] | [INFO] [stdout] 95 | pub(crate) fn create_vcpu(&'a mut self, init_fn: VAddr) -> kvm::Vcpu { [INFO] [stdout] | -- the lifetime is named here ^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 95 | pub(crate) fn create_vcpu(&'a mut self, init_fn: VAddr) -> kvm::Vcpu<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/hypervisor/vspace.rs:116:56 [INFO] [stdout] | [INFO] [stdout] 116 | pub(crate) fn new(pmem: &'a mut PhysicalMemory) -> VSpace { [INFO] [stdout] | -- ^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 116 | pub(crate) fn new(pmem: &'a mut PhysicalMemory) -> VSpace<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling 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: 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: `IoHandleError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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(u16, u32), [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] = note: `IoHandleError` 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] 244 - UnexpectedRead(u16), [INFO] [stdout] 244 + UnexpectedRead(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/hypervisor/mod.rs:95:64 [INFO] [stdout] | [INFO] [stdout] 95 | pub(crate) fn create_vcpu(&'a mut self, init_fn: VAddr) -> kvm::Vcpu { [INFO] [stdout] | -- the lifetime is named here ^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 95 | pub(crate) fn create_vcpu(&'a mut self, init_fn: VAddr) -> kvm::Vcpu<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/hypervisor/vspace.rs:116:56 [INFO] [stdout] | [INFO] [stdout] 116 | pub(crate) fn new(pmem: &'a mut PhysicalMemory) -> VSpace { [INFO] [stdout] | -- ^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 116 | pub(crate) fn new(pmem: &'a mut PhysicalMemory) -> VSpace<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s [INFO] running `Command { std: "docker" "inspect" "f2341ca0cd84865d8f0a33448deb2f5a597830d9abd06fa5ff88fb5fc2e9e83b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f2341ca0cd84865d8f0a33448deb2f5a597830d9abd06fa5ff88fb5fc2e9e83b", kill_on_drop: false }` [INFO] [stdout] f2341ca0cd84865d8f0a33448deb2f5a597830d9abd06fa5ff88fb5fc2e9e83b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 39d08908ac109db2553b8dd94c8dfc1339f84abb0306a3583af42d6666b40173 [INFO] running `Command { std: "docker" "start" "-a" "39d08908ac109db2553b8dd94c8dfc1339f84abb0306a3583af42d6666b40173", kill_on_drop: false }` [INFO] [stderr] warning: the feature `lang_items` is internal to the compiler or standard library [INFO] [stderr] --> src/lib.rs:2:12 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(lang_items)] [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: using it is strongly discouraged [INFO] [stderr] = note: `#[warn(internal_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: fields `0` and `1` are never read [INFO] [stderr] --> src/hypervisor/mod.rs:243:21 [INFO] [stderr] | [INFO] [stderr] 243 | UnexpectedWrite(u16, u32), [INFO] [stderr] | --------------- ^^^ ^^^ [INFO] [stderr] | | [INFO] [stderr] | fields in this variant [INFO] [stderr] | [INFO] [stderr] = note: `IoHandleError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stderr] | [INFO] [stderr] 243 - UnexpectedWrite(u16, u32), [INFO] [stderr] 243 + UnexpectedWrite((), ()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/hypervisor/mod.rs:244:20 [INFO] [stderr] | [INFO] [stderr] 244 | UnexpectedRead(u16), [INFO] [stderr] | -------------- ^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `IoHandleError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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] 244 - UnexpectedRead(u16), [INFO] [stderr] 244 + UnexpectedRead(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stderr] --> src/hypervisor/mod.rs:95:64 [INFO] [stderr] | [INFO] [stderr] 95 | pub(crate) fn create_vcpu(&'a mut self, init_fn: VAddr) -> kvm::Vcpu { [INFO] [stderr] | -- the lifetime is named here ^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: consistently use `'a` [INFO] [stderr] | [INFO] [stderr] 95 | pub(crate) fn create_vcpu(&'a mut self, init_fn: VAddr) -> kvm::Vcpu<'a> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stderr] --> src/hypervisor/vspace.rs:116:56 [INFO] [stderr] | [INFO] [stderr] 116 | pub(crate) fn new(pmem: &'a mut PhysicalMemory) -> VSpace { [INFO] [stderr] | -- ^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is named here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: consistently use `'a` [INFO] [stderr] | [INFO] [stderr] 116 | pub(crate) fn new(pmem: &'a mut PhysicalMemory) -> VSpace<'a> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `x86test` (lib) generated 5 warnings (run `cargo fix --lib -p x86test` to apply 2 suggestions) [INFO] [stderr] warning: `x86test` (lib test) generated 5 warnings (5 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/x86test-8d5101017bff27bb) [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 x86test [INFO] [stderr] warning: the feature `lang_items` is internal to the compiler or standard library [INFO] [stderr] --> src/lib.rs:2:12 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(lang_items)] [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: using it is strongly discouraged [INFO] [stderr] = note: `#[warn(internal_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [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] running `Command { std: "docker" "inspect" "39d08908ac109db2553b8dd94c8dfc1339f84abb0306a3583af42d6666b40173", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "39d08908ac109db2553b8dd94c8dfc1339f84abb0306a3583af42d6666b40173", kill_on_drop: false }` [INFO] [stdout] 39d08908ac109db2553b8dd94c8dfc1339f84abb0306a3583af42d6666b40173