[INFO] fetching crate liboj-cgroups 0.1.0...
[INFO] testing liboj-cgroups-0.1.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate liboj-cgroups 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate liboj-cgroups 0.1.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate liboj-cgroups 0.1.0
[INFO] finished tweaking crates.io crate liboj-cgroups 0.1.0
[INFO] tweaked toml for crates.io crate liboj-cgroups 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d9cefbb723711b8adbaee6599ae6a47dc9fec4b10c0844c6761682ad7462fda
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1d9cefbb723711b8adbaee6599ae6a47dc9fec4b10c0844c6761682ad7462fda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d9cefbb723711b8adbaee6599ae6a47dc9fec4b10c0844c6761682ad7462fda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d9cefbb723711b8adbaee6599ae6a47dc9fec4b10c0844c6761682ad7462fda", kill_on_drop: false }`
[INFO] [stdout] 1d9cefbb723711b8adbaee6599ae6a47dc9fec4b10c0844c6761682ad7462fda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6bacd1d9b2fbc4574b1b0840d6f5285f410fc6b2c6fd04dae0ef91a080add6bb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6bacd1d9b2fbc4574b1b0840d6f5285f410fc6b2c6fd04dae0ef91a080add6bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling liboj-cgroups v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.57s
[INFO] running `Command { std: "docker" "inspect" "6bacd1d9b2fbc4574b1b0840d6f5285f410fc6b2c6fd04dae0ef91a080add6bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bacd1d9b2fbc4574b1b0840d6f5285f410fc6b2c6fd04dae0ef91a080add6bb", kill_on_drop: false }`
[INFO] [stdout] 6bacd1d9b2fbc4574b1b0840d6f5285f410fc6b2c6fd04dae0ef91a080add6bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e46669b0eefc84b43d75d0dab29e4468c3349de49d8d92912e1a7d58f2319ba4
[INFO] running `Command { std: "docker" "start" "-a" "e46669b0eefc84b43d75d0dab29e4468c3349de49d8d92912e1a7d58f2319ba4", kill_on_drop: false }`
[INFO] [stderr]    Compiling liboj-cgroups v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/tests.rs:46:23
[INFO] [stdout]    |
[INFO] [stdout] 46 |     assert!(stat.user.is_zero());
[INFO] [stdout]    |                       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stdout]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]    = help: call with fully qualified syntax `tests::test_cpuacct_controller::IsZero::is_zero(...)` to keep using the current method
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/tests.rs:47:25
[INFO] [stdout]    |
[INFO] [stdout] 47 |     assert!(stat.system.is_zero());
[INFO] [stdout]    |                         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]    = help: call with fully qualified syntax `tests::test_cpuacct_controller::IsZero::is_zero(...)` to keep using the current method
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/tests.rs:48:40
[INFO] [stdout]    |
[INFO] [stdout] 48 |     assert!(controller.usage().read()?.is_zero());
[INFO] [stdout]    |                                        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]    = help: call with fully qualified syntax `tests::test_cpuacct_controller::IsZero::is_zero(...)` to keep using the current method
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/tests.rs:49:45
[INFO] [stdout]    |
[INFO] [stdout] 49 |     assert!(controller.usage_user().read()?.is_zero());
[INFO] [stdout]    |                                             ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]    = help: call with fully qualified syntax `tests::test_cpuacct_controller::IsZero::is_zero(...)` to keep using the current method
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/tests.rs:50:44
[INFO] [stdout]    |
[INFO] [stdout] 50 |     assert!(controller.usage_sys().read()?.is_zero());
[INFO] [stdout]    |                                            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]    = help: call with fully qualified syntax `tests::test_cpuacct_controller::IsZero::is_zero(...)` to keep using the current method
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/tests.rs:57:27
[INFO] [stdout]    |
[INFO] [stdout] 57 |             && usage.user.is_zero()
[INFO] [stdout]    |                           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]    = help: call with fully qualified syntax `tests::test_cpuacct_controller::IsZero::is_zero(...)` to keep using the current method
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/tests.rs:58:29
[INFO] [stdout]    |
[INFO] [stdout] 58 |             && usage.system.is_zero()));
[INFO] [stdout]    |                             ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]    = help: call with fully qualified syntax `tests::test_cpuacct_controller::IsZero::is_zero(...)` to keep using the current method
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/tests.rs:63:39
[INFO] [stdout]    |
[INFO] [stdout] 63 |         .for_each(|time| assert!(time.is_zero()));
[INFO] [stdout]    |                                       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]    = help: call with fully qualified syntax `tests::test_cpuacct_controller::IsZero::is_zero(...)` to keep using the current method
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/tests.rs:68:39
[INFO] [stdout]    |
[INFO] [stdout] 68 |         .for_each(|time| assert!(time.is_zero()));
[INFO] [stdout]    |                                       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]    = help: call with fully qualified syntax `tests::test_cpuacct_controller::IsZero::is_zero(...)` to keep using the current method
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/tests.rs:73:39
[INFO] [stdout]    |
[INFO] [stdout] 73 |         .for_each(|time| assert!(time.is_zero()));
[INFO] [stdout]    |                                       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]    = help: call with fully qualified syntax `tests::test_cpuacct_controller::IsZero::is_zero(...)` to keep using the current method
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.66s
[INFO] running `Command { std: "docker" "inspect" "e46669b0eefc84b43d75d0dab29e4468c3349de49d8d92912e1a7d58f2319ba4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e46669b0eefc84b43d75d0dab29e4468c3349de49d8d92912e1a7d58f2319ba4", kill_on_drop: false }`
[INFO] [stdout] e46669b0eefc84b43d75d0dab29e4468c3349de49d8d92912e1a7d58f2319ba4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 14ef11f14dddf7a8eacf6e77265b464b8a327aabbd00a592be40459de3d20ab5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "14ef11f14dddf7a8eacf6e77265b464b8a327aabbd00a592be40459de3d20ab5", kill_on_drop: false }`
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]   --> src/tests.rs:46:23
[INFO] [stderr]    |
[INFO] [stderr] 46 |     assert!(stat.user.is_zero());
[INFO] [stderr]    |                       ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stderr]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]    = help: call with fully qualified syntax `tests::test_cpuacct_controller::IsZero::is_zero(...)` to keep using the current method
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]   --> src/tests.rs:47:25
[INFO] [stderr]    |
[INFO] [stderr] 47 |     assert!(stat.system.is_zero());
[INFO] [stderr]    |                         ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]    = help: call with fully qualified syntax `tests::test_cpuacct_controller::IsZero::is_zero(...)` to keep using the current method
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]   --> src/tests.rs:48:40
[INFO] [stderr]    |
[INFO] [stderr] 48 |     assert!(controller.usage().read()?.is_zero());
[INFO] [stderr]    |                                        ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]    = help: call with fully qualified syntax `tests::test_cpuacct_controller::IsZero::is_zero(...)` to keep using the current method
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]   --> src/tests.rs:49:45
[INFO] [stderr]    |
[INFO] [stderr] 49 |     assert!(controller.usage_user().read()?.is_zero());
[INFO] [stderr]    |                                             ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]    = help: call with fully qualified syntax `tests::test_cpuacct_controller::IsZero::is_zero(...)` to keep using the current method
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]   --> src/tests.rs:50:44
[INFO] [stderr]    |
[INFO] [stderr] 50 |     assert!(controller.usage_sys().read()?.is_zero());
[INFO] [stderr]    |                                            ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]    = help: call with fully qualified syntax `tests::test_cpuacct_controller::IsZero::is_zero(...)` to keep using the current method
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]   --> src/tests.rs:57:27
[INFO] [stderr]    |
[INFO] [stderr] 57 |             && usage.user.is_zero()
[INFO] [stderr]    |                           ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]    = help: call with fully qualified syntax `tests::test_cpuacct_controller::IsZero::is_zero(...)` to keep using the current method
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]   --> src/tests.rs:58:29
[INFO] [stderr]    |
[INFO] [stderr] 58 |             && usage.system.is_zero()));
[INFO] [stderr]    |                             ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]    = help: call with fully qualified syntax `tests::test_cpuacct_controller::IsZero::is_zero(...)` to keep using the current method
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]   --> src/tests.rs:63:39
[INFO] [stderr]    |
[INFO] [stderr] 63 |         .for_each(|time| assert!(time.is_zero()));
[INFO] [stderr]    |                                       ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]    = help: call with fully qualified syntax `tests::test_cpuacct_controller::IsZero::is_zero(...)` to keep using the current method
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]   --> src/tests.rs:68:39
[INFO] [stderr]    |
[INFO] [stderr] 68 |         .for_each(|time| assert!(time.is_zero()));
[INFO] [stderr]    |                                       ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]    = help: call with fully qualified syntax `tests::test_cpuacct_controller::IsZero::is_zero(...)` to keep using the current method
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]   --> src/tests.rs:73:39
[INFO] [stderr]    |
[INFO] [stderr] 73 |         .for_each(|time| assert!(time.is_zero()));
[INFO] [stderr]    |                                       ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]    = help: call with fully qualified syntax `tests::test_cpuacct_controller::IsZero::is_zero(...)` to keep using the current method
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/liboj_cgroups-105e806da289e52a
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::test_cgroup_path ... test tests::test_cgroup_path has been running for over 60 seconds
[INFO] [stdout] test tests::test_cpu_controller ... test tests::test_cpu_controller has been running for over 60 seconds
[INFO] [stdout] test tests::test_freezer_controller ... test tests::test_freezer_controller has been running for over 60 seconds
[INFO] [stdout] test tests::test_cpuacct_controller ... test tests::test_cpuacct_controller has been running for over 60 seconds
[INFO] [stdout] test tests::test_memory_controller ... test tests::test_memory_controller has been running for over 60 seconds
[INFO] [stdout] test tests::test_pids_controller ... test tests::test_pids_controller has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "14ef11f14dddf7a8eacf6e77265b464b8a327aabbd00a592be40459de3d20ab5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14ef11f14dddf7a8eacf6e77265b464b8a327aabbd00a592be40459de3d20ab5", kill_on_drop: false }`
[INFO] [stdout] 14ef11f14dddf7a8eacf6e77265b464b8a327aabbd00a592be40459de3d20ab5
