[INFO] fetching crate atopology 0.0.25...
[INFO] checking atopology-0.0.25 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate atopology 0.0.25 into /workspace/builds/worker-26/source
[INFO] validating manifest of crates.io crate atopology 0.0.25 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate atopology 0.0.25
[INFO] finished tweaking crates.io crate atopology 0.0.25
[INFO] tweaked toml for crates.io crate atopology 0.0.25 written to /workspace/builds/worker-26/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cty v0.2.2
[INFO] [stderr]   Downloaded cstr_core v0.2.4
[INFO] [stderr]   Downloaded procfs v0.10.1
[INFO] [stderr]   Downloaded raw-cpuid v10.2.0
[INFO] [stderr]   Downloaded x86 v0.43.0
[INFO] [stderr]   Downloaded libacpica v0.0.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 113fe697066b0bfdb3b4cea2685328ec52cd10c894ce50f3fe231b174a2814e3
[INFO] running `Command { std: "docker" "start" "-a" "113fe697066b0bfdb3b4cea2685328ec52cd10c894ce50f3fe231b174a2814e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "113fe697066b0bfdb3b4cea2685328ec52cd10c894ce50f3fe231b174a2814e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "113fe697066b0bfdb3b4cea2685328ec52cd10c894ce50f3fe231b174a2814e3", kill_on_drop: false }`
[INFO] [stdout] 113fe697066b0bfdb3b4cea2685328ec52cd10c894ce50f3fe231b174a2814e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3516655625437f67ea4c2ce8d6748190fbe5812754046f8731a5f5a2ee0f5a9
[INFO] running `Command { std: "docker" "start" "-a" "b3516655625437f67ea4c2ce8d6748190fbe5812754046f8731a5f5a2ee0f5a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling crc32fast v1.2.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling x86 v0.43.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking raw-cpuid v10.2.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking cstr_core v0.2.4
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking procfs v0.10.1
[INFO] [stderr]     Checking atopology v0.0.25 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `cpuid_bits_needed`
[INFO] [stdout]   --> src/cpuid.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn cpuid_bits_needed(count: u8) -> u8 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_processor_limits`
[INFO] [stdout]   --> src/cpuid.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn get_processor_limits() -> (u8, u8) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_topology_from_apic_id`
[INFO] [stdout]   --> src/cpuid.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub fn get_topology_from_apic_id(xapic_id: u8) -> (ThreadId, CoreId, PackageId) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_topology_from_x2apic_id`
[INFO] [stdout]   --> src/cpuid.rs:88:8
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub fn get_topology_from_x2apic_id(x2apic_id: u32) -> (ThreadId, CoreId, PackageId) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `X2Apic`
[INFO] [stdout]   --> src/lib.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     X2Apic(LocalX2Apic),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_with_apic`
[INFO] [stdout]    --> src/lib.rs:111:8
[INFO] [stdout]     |
[INFO] [stdout] 111 |     fn new_with_apic(
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_with_x2apic`
[INFO] [stdout]    --> src/lib.rs:136:8
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn new_with_x2apic(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `max_proximity_info`
[INFO] [stdout]    --> src/lib.rs:533:5
[INFO] [stdout]     |
[INFO] [stdout] 533 |     max_proximity_info: MaximumSystemCharacteristics,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `proximity_domains`
[INFO] [stdout]    --> src/lib.rs:534:5
[INFO] [stdout]     |
[INFO] [stdout] 534 |     proximity_domains: Vec<MaximumProximityDomainInfo>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cpuid_bits_needed`
[INFO] [stdout]   --> src/cpuid.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn cpuid_bits_needed(count: u8) -> u8 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_processor_limits`
[INFO] [stdout]   --> src/cpuid.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn get_processor_limits() -> (u8, u8) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_topology_from_apic_id`
[INFO] [stdout]   --> src/cpuid.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub fn get_topology_from_apic_id(xapic_id: u8) -> (ThreadId, CoreId, PackageId) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_topology_from_x2apic_id`
[INFO] [stdout]   --> src/cpuid.rs:88:8
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub fn get_topology_from_x2apic_id(x2apic_id: u32) -> (ThreadId, CoreId, PackageId) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `X2Apic`
[INFO] [stdout]   --> src/lib.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     X2Apic(LocalX2Apic),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_with_apic`
[INFO] [stdout]    --> src/lib.rs:111:8
[INFO] [stdout]     |
[INFO] [stdout] 111 |     fn new_with_apic(
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_with_x2apic`
[INFO] [stdout]    --> src/lib.rs:136:8
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn new_with_x2apic(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `max_proximity_info`
[INFO] [stdout]    --> src/lib.rs:533:5
[INFO] [stdout]     |
[INFO] [stdout] 533 |     max_proximity_info: MaximumSystemCharacteristics,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `proximity_domains`
[INFO] [stdout]    --> src/lib.rs:534:5
[INFO] [stdout]     |
[INFO] [stdout] 534 |     proximity_domains: Vec<MaximumProximityDomainInfo>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:669:9
[INFO] [stdout]     |
[INFO] [stdout] 669 |         env_logger::try_init();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.49s
[INFO] running `Command { std: "docker" "inspect" "b3516655625437f67ea4c2ce8d6748190fbe5812754046f8731a5f5a2ee0f5a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3516655625437f67ea4c2ce8d6748190fbe5812754046f8731a5f5a2ee0f5a9", kill_on_drop: false }`
[INFO] [stdout] b3516655625437f67ea4c2ce8d6748190fbe5812754046f8731a5f5a2ee0f5a9