[INFO] fetching crate alloc_buddy_simple2 0.1.2... [INFO] testing alloc_buddy_simple2-0.1.2 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate alloc_buddy_simple2 0.1.2 into /workspace/builds/worker-24/source [INFO] validating manifest of crates.io crate alloc_buddy_simple2 0.1.2 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-24/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8f6bf15eb7153a84128ce2d8a65654dbc460b396a52cd211fb7f86f2b43fc591 [INFO] running `Command { std: "docker" "start" "-a" "8f6bf15eb7153a84128ce2d8a65654dbc460b396a52cd211fb7f86f2b43fc591", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8f6bf15eb7153a84128ce2d8a65654dbc460b396a52cd211fb7f86f2b43fc591", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f6bf15eb7153a84128ce2d8a65654dbc460b396a52cd211fb7f86f2b43fc591", kill_on_drop: false }` [INFO] [stdout] 8f6bf15eb7153a84128ce2d8a65654dbc460b396a52cd211fb7f86f2b43fc591 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6f8c354a5626e76b5b2a2dd8327ae3ca9078671fe3a3d454b732d7881b93579b [INFO] running `Command { std: "docker" "start" "-a" "6f8c354a5626e76b5b2a2dd8327ae3ca9078671fe3a3d454b732d7881b93579b", 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] [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] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.55s [INFO] running `Command { std: "docker" "inspect" "6f8c354a5626e76b5b2a2dd8327ae3ca9078671fe3a3d454b732d7881b93579b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f8c354a5626e76b5b2a2dd8327ae3ca9078671fe3a3d454b732d7881b93579b", kill_on_drop: false }` [INFO] [stdout] 6f8c354a5626e76b5b2a2dd8327ae3ca9078671fe3a3d454b732d7881b93579b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] efa36836e1c4c62932f3e124f356016164006e0698d30e8c6fbbeba12d13bf06 [INFO] running `Command { std: "docker" "start" "-a" "efa36836e1c4c62932f3e124f356016164006e0698d30e8c6fbbeba12d13bf06", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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] [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: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] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [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: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] [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] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.47s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/alloc_buddy_simple-389a5022565c443c) [INFO] running `Command { std: "docker" "inspect" "efa36836e1c4c62932f3e124f356016164006e0698d30e8c6fbbeba12d13bf06", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "efa36836e1c4c62932f3e124f356016164006e0698d30e8c6fbbeba12d13bf06", kill_on_drop: false }` [INFO] [stdout] efa36836e1c4c62932f3e124f356016164006e0698d30e8c6fbbeba12d13bf06 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e97253720dc5e08d8193399072cd48f68cd425f6084f95f9ad9472b66c6a05e3 [INFO] running `Command { std: "docker" "start" "-a" "e97253720dc5e08d8193399072cd48f68cd425f6084f95f9ad9472b66c6a05e3", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: an associated function with this name may be added to the standard library in the future [INFO] [stdout] [INFO] [stderr] --> src/heap.rs:121:49 [INFO] [stdout] running 6 tests [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] [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] [INFO] [stderr] warning: `alloc_buddy_simple2` (lib) generated 2 warnings [INFO] [stderr] warning: `alloc_buddy_simple2` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.20s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/alloc_buddy_simple-389a5022565c443c) [INFO] [stdout] test math::test_is_power_of_2 ... ok [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] [INFO] [stderr] Doc-tests alloc_buddy_simple [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [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" "e97253720dc5e08d8193399072cd48f68cd425f6084f95f9ad9472b66c6a05e3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e97253720dc5e08d8193399072cd48f68cd425f6084f95f9ad9472b66c6a05e3", kill_on_drop: false }` [INFO] [stdout] e97253720dc5e08d8193399072cd48f68cd425f6084f95f9ad9472b66c6a05e3