[INFO] fetching crate hwloc2 2.2.0...
[INFO] checking hwloc2-2.2.0 against master#158f00a1c5175648af6f6099b075f78d1d014a28 for pr-121251
[INFO] extracting crate hwloc2 2.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate hwloc2 2.2.0 on toolchain 158f00a1c5175648af6f6099b075f78d1d014a28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hwloc2 2.2.0
[INFO] finished tweaking crates.io crate hwloc2 2.2.0
[INFO] tweaked toml for crates.io crate hwloc2 2.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate hwloc2 2.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded errno v0.2.5
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e64b441214ef0c612229a733644287b3282982af6f4af52eca40391a60c830eb
[INFO] running `Command { std: "docker" "start" "-a" "e64b441214ef0c612229a733644287b3282982af6f4af52eca40391a60c830eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e64b441214ef0c612229a733644287b3282982af6f4af52eca40391a60c830eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e64b441214ef0c612229a733644287b3282982af6f4af52eca40391a60c830eb", kill_on_drop: false }`
[INFO] [stdout] e64b441214ef0c612229a733644287b3282982af6f4af52eca40391a60c830eb
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24b0181419dbee97ee44381e23193b1f2d044d0562968a8cf7ad7c1895e06509
[INFO] running `Command { std: "docker" "start" "-a" "24b0181419dbee97ee44381e23193b1f2d044d0562968a8cf7ad7c1895e06509", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling hwloc2 v2.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking errno v0.2.5
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/topology_object.rs:242:13
[INFO] [stdout]     |
[INFO] [stdout] 242 |             CString::from_raw(separator_ptr);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 242 |             let _ = CString::from_raw(separator_ptr);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/topology_object.rs:242:13
[INFO] [stdout]     |
[INFO] [stdout] 242 |             CString::from_raw(separator_ptr);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 242 |             let _ = CString::from_raw(separator_ptr);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `hwloc`
[INFO] [stdout]  --> examples/support.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate hwloc;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `hwloc`
[INFO] [stdout]  --> examples/processor_cache.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate hwloc;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `hwloc`
[INFO] [stdout]  --> examples/bind_to_last_core.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate hwloc;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `hwloc`
[INFO] [stdout]  --> examples/walk_tree.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate hwloc;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `hwloc`
[INFO] [stdout]  --> examples/number_of_packages.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate hwloc;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `hwloc`
[INFO] [stdout]  --> examples/bind_process.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate hwloc;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `hwloc`
[INFO] [stdout]  --> examples/walk_linear.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate hwloc;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hwloc2` (example "bind_to_last_core") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `hwloc2` (example "support") due to 2 previous errors
[INFO] [stderr] error: could not compile `hwloc2` (example "number_of_packages") due to 2 previous errors
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hwloc2` (example "processor_cache") due to 2 previous errors
[INFO] [stderr] error: could not compile `hwloc2` (example "walk_tree") due to 2 previous errors
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hwloc2` (example "bind_process") due to 2 previous errors
[INFO] [stderr] error: could not compile `hwloc2` (example "walk_linear") due to 2 previous errors
[INFO] [stdout] error[E0463]: can't find crate for `hwloc`
[INFO] [stdout]  --> examples/bind_threads.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate hwloc;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hwloc2` (example "bind_threads") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "24b0181419dbee97ee44381e23193b1f2d044d0562968a8cf7ad7c1895e06509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24b0181419dbee97ee44381e23193b1f2d044d0562968a8cf7ad7c1895e06509", kill_on_drop: false }`
[INFO] [stdout] 24b0181419dbee97ee44381e23193b1f2d044d0562968a8cf7ad7c1895e06509
[INFO] checking hwloc2-2.2.0 against try#b4fc5dbf0bc33be331f9d893db5b3a794f29724a+rustflags=-Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds for pr-121251
[INFO] extracting crate hwloc2 2.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate hwloc2 2.2.0 on toolchain b4fc5dbf0bc33be331f9d893db5b3a794f29724a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hwloc2 2.2.0
[INFO] finished tweaking crates.io crate hwloc2 2.2.0
[INFO] tweaked toml for crates.io crate hwloc2 2.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate hwloc2 2.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01e2c5b60541187ab264f34e54561c2878855a88b0dca42e57b7fc9883f694e7
[INFO] running `Command { std: "docker" "start" "-a" "01e2c5b60541187ab264f34e54561c2878855a88b0dca42e57b7fc9883f694e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01e2c5b60541187ab264f34e54561c2878855a88b0dca42e57b7fc9883f694e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01e2c5b60541187ab264f34e54561c2878855a88b0dca42e57b7fc9883f694e7", kill_on_drop: false }`
[INFO] [stdout] 01e2c5b60541187ab264f34e54561c2878855a88b0dca42e57b7fc9883f694e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds" "-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" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca800004954a5436c001be7bc0aa3664b321d5438e892c600621f072bdd2802c
[INFO] running `Command { std: "docker" "start" "-a" "ca800004954a5436c001be7bc0aa3664b321d5438e892c600621f072bdd2802c", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling hwloc2 v2.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking errno v0.2.5
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/topology_object.rs:101:10
[INFO] [stdout]     |
[INFO] [stdout] 101 |         (0..self.arity())
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/lib.rs:228:10
[INFO] [stdout]     |
[INFO] [stdout] 228 |         (0..64)
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/lib.rs:296:27
[INFO] [stdout]     |
[INFO] [stdout] 296 |                 for i in (0..pu_depth).rev() {
[INFO] [stdout]     |                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/lib.rs:312:26
[INFO] [stdout]     |
[INFO] [stdout] 312 |                 for i in 0..pu_depth {
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/lib.rs:435:10
[INFO] [stdout]     |
[INFO] [stdout] 435 |         (0..size)
[INFO] [stdout]     |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/topology_object.rs:101:10
[INFO] [stdout]     |
[INFO] [stdout] 101 |         (0..self.arity())
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/bitmap.rs:625:23
[INFO] [stdout]     |
[INFO] [stdout] 625 |         let bitmap = (1..10).collect::<Bitmap>();
[INFO] [stdout]     |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/lib.rs:228:10
[INFO] [stdout]     |
[INFO] [stdout] 228 |         (0..64)
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/lib.rs:296:27
[INFO] [stdout]     |
[INFO] [stdout] 296 |                 for i in (0..pu_depth).rev() {
[INFO] [stdout]     |                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/lib.rs:312:26
[INFO] [stdout]     |
[INFO] [stdout] 312 |                 for i in 0..pu_depth {
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/lib.rs:435:10
[INFO] [stdout]     |
[INFO] [stdout] 435 |         (0..size)
[INFO] [stdout]     |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/topology_object.rs:242:13
[INFO] [stdout]     |
[INFO] [stdout] 242 |             CString::from_raw(separator_ptr);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 242 |             let _ = CString::from_raw(separator_ptr);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]    --> src/topology_object.rs:242:13
[INFO] [stdout]     |
[INFO] [stdout] 242 |             CString::from_raw(separator_ptr);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 242 |             let _ = CString::from_raw(separator_ptr);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `hwloc`
[INFO] [stdout]  --> examples/support.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate hwloc;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `hwloc`
[INFO] [stdout]  --> examples/bind_process.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate hwloc;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `hwloc`
[INFO] [stdout]  --> examples/bind_to_last_core.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate hwloc;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `hwloc`
[INFO] [stdout]  --> examples/walk_linear.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate hwloc;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `hwloc`
[INFO] [stdout]  --> examples/number_of_packages.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate hwloc;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> examples/walk_linear.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 |     for i in 0..topo.depth() {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `hwloc`
[INFO] [stdout]  --> examples/bind_threads.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate hwloc;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hwloc2` (example "support") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hwloc2` (example "number_of_packages") due to 2 previous errors
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> examples/bind_threads.rs:37:28
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let handles: Vec<_> = (0..num_cores)
[INFO] [stdout]    |                            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `hwloc`
[INFO] [stdout]  --> examples/walk_tree.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate hwloc;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hwloc2` (example "bind_to_last_core") due to 2 previous errors
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> examples/walk_tree.rs:17:14
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for i in 0..obj.arity() {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hwloc2` (example "walk_linear") due to 2 previous errors; 1 warning emitted
[INFO] [stderr] error: could not compile `hwloc2` (example "bind_process") due to 2 previous errors
[INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hwloc2` (example "walk_tree") due to 2 previous errors; 1 warning emitted
[INFO] [stderr] error: could not compile `hwloc2` (example "bind_threads") due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "ca800004954a5436c001be7bc0aa3664b321d5438e892c600621f072bdd2802c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca800004954a5436c001be7bc0aa3664b321d5438e892c600621f072bdd2802c", kill_on_drop: false }`
[INFO] [stdout] ca800004954a5436c001be7bc0aa3664b321d5438e892c600621f072bdd2802c
