[INFO] fetching crate liboj-cgroups 0.1.0... [INFO] checking liboj-cgroups-0.1.0 against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714 [INFO] extracting crate liboj-cgroups 0.1.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate liboj-cgroups 0.1.0 on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "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-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded uuid v0.8.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", 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] c6837aefaf51f433fad1395cf6be3039fd32ff04f67df1a816cb12c06aea179b [INFO] running `Command { std: "docker" "start" "-a" "c6837aefaf51f433fad1395cf6be3039fd32ff04f67df1a816cb12c06aea179b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c6837aefaf51f433fad1395cf6be3039fd32ff04f67df1a816cb12c06aea179b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6837aefaf51f433fad1395cf6be3039fd32ff04f67df1a816cb12c06aea179b", kill_on_drop: false }` [INFO] [stdout] c6837aefaf51f433fad1395cf6be3039fd32ff04f67df1a816cb12c06aea179b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 667ab21ebcb2deb0d1b4c18f5cb1ef0a6c8bead43bf2be2b89d34687cfe1eb1a [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" "667ab21ebcb2deb0d1b4c18f5cb1ef0a6c8bead43bf2be2b89d34687cfe1eb1a", kill_on_drop: false }` [INFO] [stderr] Checking getrandom v0.1.15 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking uuid v0.8.1 [INFO] [stderr] Checking 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 [INFO] [stdout] = help: call with fully qualified syntax `IsZero::is_zero(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(duration_zero)]` to the crate attributes to enable `Duration::is_zero` [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 [INFO] [stdout] = help: call with fully qualified syntax `IsZero::is_zero(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(duration_zero)]` to the crate attributes to enable `Duration::is_zero` [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 [INFO] [stdout] = help: call with fully qualified syntax `IsZero::is_zero(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(duration_zero)]` to the crate attributes to enable `Duration::is_zero` [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 [INFO] [stdout] = help: call with fully qualified syntax `IsZero::is_zero(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(duration_zero)]` to the crate attributes to enable `Duration::is_zero` [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 [INFO] [stdout] = help: call with fully qualified syntax `IsZero::is_zero(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(duration_zero)]` to the crate attributes to enable `Duration::is_zero` [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 [INFO] [stdout] = help: call with fully qualified syntax `IsZero::is_zero(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(duration_zero)]` to the crate attributes to enable `Duration::is_zero` [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 [INFO] [stdout] = help: call with fully qualified syntax `IsZero::is_zero(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(duration_zero)]` to the crate attributes to enable `Duration::is_zero` [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 [INFO] [stdout] = help: call with fully qualified syntax `IsZero::is_zero(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(duration_zero)]` to the crate attributes to enable `Duration::is_zero` [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 [INFO] [stdout] = help: call with fully qualified syntax `IsZero::is_zero(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(duration_zero)]` to the crate attributes to enable `Duration::is_zero` [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 [INFO] [stdout] = help: call with fully qualified syntax `IsZero::is_zero(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(duration_zero)]` to the crate attributes to enable `Duration::is_zero` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.80s [INFO] running `Command { std: "docker" "inspect" "667ab21ebcb2deb0d1b4c18f5cb1ef0a6c8bead43bf2be2b89d34687cfe1eb1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "667ab21ebcb2deb0d1b4c18f5cb1ef0a6c8bead43bf2be2b89d34687cfe1eb1a", kill_on_drop: false }` [INFO] [stdout] 667ab21ebcb2deb0d1b4c18f5cb1ef0a6c8bead43bf2be2b89d34687cfe1eb1a