[INFO] fetching crate alloc_buddy_simple2 0.1.2... [INFO] testing alloc_buddy_simple2-0.1.2 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041 [INFO] extracting crate alloc_buddy_simple2 0.1.2 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate alloc_buddy_simple2 0.1.2 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate alloc_buddy_simple2 0.1.2 [INFO] finished tweaking crates.io crate alloc_buddy_simple2 0.1.2 [INFO] tweaked toml for crates.io crate alloc_buddy_simple2 0.1.2 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 273c805b2908405fead2944166f8d0d7e270b8cace4c855cd852bcdf08a913d4 [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" "273c805b2908405fead2944166f8d0d7e270b8cace4c855cd852bcdf08a913d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "273c805b2908405fead2944166f8d0d7e270b8cace4c855cd852bcdf08a913d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "273c805b2908405fead2944166f8d0d7e270b8cace4c855cd852bcdf08a913d4", kill_on_drop: false }` [INFO] [stdout] 273c805b2908405fead2944166f8d0d7e270b8cace4c855cd852bcdf08a913d4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--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] 77a0522bc0abb5a68ded0594fea7c7944f7d8133cba52986df19c0c4366f3aed [INFO] running `Command { std: "docker" "start" "-a" "77a0522bc0abb5a68ded0594fea7c7944f7d8133cba52986df19c0c4366f3aed", kill_on_drop: false }` [INFO] [stderr] Compiling alloc_buddy_simple2 v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future [INFO] [stdout] --> src/heap.rs:121:49 [INFO] [stdout] | [INFO] [stdout] 121 | min_block_size_log2: min_block_size.log2(), [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] = warning: once this associated item 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 `PowersOf2::log2(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(int_log)]` to the crate attributes to enable `num::::log2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future [INFO] [stdout] --> src/heap.rs:169:16 [INFO] [stdout] | [INFO] [stdout] 169 | (s.log2() - self.min_block_size_log2) as usize [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item 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 `PowersOf2::log2(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(int_log)]` to the crate attributes to enable `num::::log2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.23s [INFO] running `Command { std: "docker" "inspect" "77a0522bc0abb5a68ded0594fea7c7944f7d8133cba52986df19c0c4366f3aed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "77a0522bc0abb5a68ded0594fea7c7944f7d8133cba52986df19c0c4366f3aed", kill_on_drop: false }` [INFO] [stdout] 77a0522bc0abb5a68ded0594fea7c7944f7d8133cba52986df19c0c4366f3aed [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b69361f9508db13fd9910c19d7eb2d2654f6ec4c4ce9c1ea35bcfd51bff86f6e [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" "b69361f9508db13fd9910c19d7eb2d2654f6ec4c4ce9c1ea35bcfd51bff86f6e", kill_on_drop: false }` [INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future [INFO] [stdout] --> src/heap.rs:121:49 [INFO] [stdout] | [INFO] [stdout] 121 | min_block_size_log2: min_block_size.log2(), [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] = warning: once this associated item 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 `PowersOf2::log2(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(int_log)]` to the crate attributes to enable `num::::log2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future [INFO] [stdout] --> src/heap.rs:169:16 [INFO] [stdout] | [INFO] [stdout] 169 | (s.log2() - self.min_block_size_log2) as usize [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item 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 `PowersOf2::log2(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(int_log)]` to the crate attributes to enable `num::::log2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling alloc_buddy_simple2 v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future [INFO] [stdout] --> src/heap.rs:121:49 [INFO] [stdout] | [INFO] [stdout] 121 | min_block_size_log2: min_block_size.log2(), [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] = warning: once this associated item 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 `PowersOf2::log2(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(int_log)]` to the crate attributes to enable `num::::log2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future [INFO] [stdout] --> src/heap.rs:169:16 [INFO] [stdout] | [INFO] [stdout] 169 | (s.log2() - self.min_block_size_log2) as usize [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item 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 `PowersOf2::log2(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(int_log)]` to the crate attributes to enable `num::::log2` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.58s [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b69361f9508db13fd9910c19d7eb2d2654f6ec4c4ce9c1ea35bcfd51bff86f6e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b69361f9508db13fd9910c19d7eb2d2654f6ec4c4ce9c1ea35bcfd51bff86f6e", kill_on_drop: false }` [INFO] [stdout] b69361f9508db13fd9910c19d7eb2d2654f6ec4c4ce9c1ea35bcfd51bff86f6e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 399a1d3bd7fb1b0fe9e327c53a48f32de0758218b393246e127b90602b53a5c2 [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" "399a1d3bd7fb1b0fe9e327c53a48f32de0758218b393246e127b90602b53a5c2", kill_on_drop: false }` [INFO] [stderr] warning: an associated function with this name may be added to the standard library in the future [INFO] [stderr] --> src/heap.rs:121:49 [INFO] [stderr] | [INFO] [stderr] 121 | min_block_size_log2: min_block_size.log2(), [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stderr] = warning: once this associated item 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 [INFO] [stderr] = help: call with fully qualified syntax `PowersOf2::log2(...)` to keep using the current method [INFO] [stderr] = help: add `#![feature(int_log)]` to the crate attributes to enable `num::::log2` [INFO] [stderr] [INFO] [stderr] warning: an associated function with this name may be added to the standard library in the future [INFO] [stderr] --> src/heap.rs:169:16 [INFO] [stderr] | [INFO] [stderr] 169 | (s.log2() - self.min_block_size_log2) as usize [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: once this associated item 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 [INFO] [stderr] = help: call with fully qualified syntax `PowersOf2::log2(...)` to keep using the current method [INFO] [stderr] = help: add `#![feature(int_log)]` to the crate attributes to enable `num::::log2` [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: an associated function with this name may be added to the standard library in the future [INFO] [stderr] --> src/heap.rs:121:49 [INFO] [stderr] | [INFO] [stderr] 121 | min_block_size_log2: min_block_size.log2(), [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stderr] = warning: once this associated item 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 [INFO] [stderr] = help: call with fully qualified syntax `PowersOf2::log2(...)` to keep using the current method [INFO] [stderr] = help: add `#![feature(int_log)]` to the crate attributes to enable `num::::log2` [INFO] [stderr] [INFO] [stderr] warning: an associated function with this name may be added to the standard library in the future [INFO] [stderr] --> src/heap.rs:169:16 [INFO] [stderr] | [INFO] [stderr] 169 | (s.log2() - self.min_block_size_log2) as usize [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: once this associated item 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 [INFO] [stderr] = help: call with fully qualified syntax `PowersOf2::log2(...)` to keep using the current method [INFO] [stderr] = help: add `#![feature(int_log)]` to the crate attributes to enable `num::::log2` [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/alloc_buddy_simple-2a90fe6f379ff374) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test heap::test::test_alloc_and_dealloc ... ok [INFO] [stdout] test heap::test::test_allocation_size_and_order ... ok [INFO] [stdout] test heap::test::test_buddy ... ok [INFO] [stdout] test math::test_next_power_of_2 ... ok [INFO] [stdout] test math::test_log2 ... ok [INFO] [stdout] test math::test_is_power_of_2 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests alloc_buddy_simple [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" "399a1d3bd7fb1b0fe9e327c53a48f32de0758218b393246e127b90602b53a5c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "399a1d3bd7fb1b0fe9e327c53a48f32de0758218b393246e127b90602b53a5c2", kill_on_drop: false }` [INFO] [stdout] 399a1d3bd7fb1b0fe9e327c53a48f32de0758218b393246e127b90602b53a5c2