[INFO] fetching crate slab_allocator_rs 1.0.0...
[INFO] testing slab_allocator_rs-1.0.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate slab_allocator_rs 1.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate slab_allocator_rs 1.0.0 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 slab_allocator_rs 1.0.0
[INFO] finished tweaking crates.io crate slab_allocator_rs 1.0.0
[INFO] tweaked toml for crates.io crate slab_allocator_rs 1.0.0 written to /workspace/builds/worker-0/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-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62dca17054df2e55596180f3f72ced9cbff34a6bc00c777debe4d338bb1b52b6
[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" "62dca17054df2e55596180f3f72ced9cbff34a6bc00c777debe4d338bb1b52b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62dca17054df2e55596180f3f72ced9cbff34a6bc00c777debe4d338bb1b52b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62dca17054df2e55596180f3f72ced9cbff34a6bc00c777debe4d338bb1b52b6", kill_on_drop: false }`
[INFO] [stdout] 62dca17054df2e55596180f3f72ced9cbff34a6bc00c777debe4d338bb1b52b6
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 837bbc9ea54cb8bca4528ee3e7037c747a2e5da0209939ff6efb3f5f8397e9b4
[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" "837bbc9ea54cb8bca4528ee3e7037c747a2e5da0209939ff6efb3f5f8397e9b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling spin v0.7.1
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling buddy_system_allocator v0.8.0
[INFO] [stderr]    Compiling spin v0.9.2
[INFO] [stderr]    Compiling slab_allocator_rs v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "837bbc9ea54cb8bca4528ee3e7037c747a2e5da0209939ff6efb3f5f8397e9b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "837bbc9ea54cb8bca4528ee3e7037c747a2e5da0209939ff6efb3f5f8397e9b4", kill_on_drop: false }`
[INFO] [stdout] 837bbc9ea54cb8bca4528ee3e7037c747a2e5da0209939ff6efb3f5f8397e9b4
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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] abbf4cd7414925b9b8843255151eb718d0e62cda37c6dfdae113b4b23debaad5
[INFO] running `Command { std: "docker" "start" "-a" "abbf4cd7414925b9b8843255151eb718d0e62cda37c6dfdae113b4b23debaad5", kill_on_drop: false }`
[INFO] [stderr]    Compiling slab_allocator_rs v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "abbf4cd7414925b9b8843255151eb718d0e62cda37c6dfdae113b4b23debaad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abbf4cd7414925b9b8843255151eb718d0e62cda37c6dfdae113b4b23debaad5", kill_on_drop: false }`
[INFO] [stdout] abbf4cd7414925b9b8843255151eb718d0e62cda37c6dfdae113b4b23debaad5
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c85d2121b14da95b1929120991a3c2b473b5bdd98d39ea9a0182431a5ef561ab
[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" "c85d2121b14da95b1929120991a3c2b473b5bdd98d39ea9a0182431a5ef561ab", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 9 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/slab_allocator_rs-1f5ef1975dc26a03)
[INFO] [stdout] test test::allocate_multiple_sizes ... ok
[INFO] [stdout] test test::allocate_double_usize ... ok
[INFO] [stdout] test test::oom ... ok
[INFO] [stdout] test test::reallocate_double_usize ... ok
[INFO] [stdout] test test::locked_heap_allocate_multiple_sizes ... ok
[INFO] [stdout] test test::allocate_one_4096_block ... ok
[INFO] [stdout] test test::allocate_one_8192_block ... ok
[INFO] [stdout] test test::allocate_multiple_4096_blocks ... ok
[INFO] [stdout] test test::allocate_and_free_double_usize ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests slab_allocator_rs
[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" "c85d2121b14da95b1929120991a3c2b473b5bdd98d39ea9a0182431a5ef561ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c85d2121b14da95b1929120991a3c2b473b5bdd98d39ea9a0182431a5ef561ab", kill_on_drop: false }`
[INFO] [stdout] c85d2121b14da95b1929120991a3c2b473b5bdd98d39ea9a0182431a5ef561ab