[INFO] fetching crate slab_allocator_rs 1.0.0...
[INFO] testing slab_allocator_rs-1.0.0 against 1.54.0 for beta-1.55-2
[INFO] extracting crate slab_allocator_rs 1.0.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate slab_allocator_rs 1.0.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.54.0" "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] 76cece4f10bf06030d3998a781cb546852907bf9f6d832410cdc2beb611af41c
[INFO] running `Command { std: "docker" "start" "-a" "76cece4f10bf06030d3998a781cb546852907bf9f6d832410cdc2beb611af41c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76cece4f10bf06030d3998a781cb546852907bf9f6d832410cdc2beb611af41c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76cece4f10bf06030d3998a781cb546852907bf9f6d832410cdc2beb611af41c", kill_on_drop: false }`
[INFO] [stdout] 76cece4f10bf06030d3998a781cb546852907bf9f6d832410cdc2beb611af41c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "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] 41f0aafec64885ae5f81cd960d872c24f0b3044739abd7de3bc3ee9cb4236481
[INFO] running `Command { std: "docker" "start" "-a" "41f0aafec64885ae5f81cd960d872c24f0b3044739abd7de3bc3ee9cb4236481", kill_on_drop: false }`
[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 3.76s
[INFO] running `Command { std: "docker" "inspect" "41f0aafec64885ae5f81cd960d872c24f0b3044739abd7de3bc3ee9cb4236481", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41f0aafec64885ae5f81cd960d872c24f0b3044739abd7de3bc3ee9cb4236481", kill_on_drop: false }`
[INFO] [stdout] 41f0aafec64885ae5f81cd960d872c24f0b3044739abd7de3bc3ee9cb4236481
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 493323e0b6f722eecebea92ff86f8b2356eece7de4d2cc7fe2934019b25245ea
[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" "493323e0b6f722eecebea92ff86f8b2356eece7de4d2cc7fe2934019b25245ea", 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 1.25s
[INFO] running `Command { std: "docker" "inspect" "493323e0b6f722eecebea92ff86f8b2356eece7de4d2cc7fe2934019b25245ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "493323e0b6f722eecebea92ff86f8b2356eece7de4d2cc7fe2934019b25245ea", kill_on_drop: false }`
[INFO] [stdout] 493323e0b6f722eecebea92ff86f8b2356eece7de4d2cc7fe2934019b25245ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f2d0f590368b1b186e79ea2e8b1d258610d6a18ecef3f75f3721fd0590c694be
[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" "f2d0f590368b1b186e79ea2e8b1d258610d6a18ecef3f75f3721fd0590c694be", 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-84213cc52c9b7279)
[INFO] [stdout] test test::allocate_multiple_4096_blocks ... ok
[INFO] [stdout] test test::allocate_multiple_sizes ... ok
[INFO] [stdout] test test::allocate_and_free_double_usize ... ok
[INFO] [stdout] test test::allocate_double_usize ... ok
[INFO] [stdout] test test::reallocate_double_usize ... ok
[INFO] [stdout] test test::locked_heap_allocate_multiple_sizes ... ok
[INFO] [stdout] test test::oom ... ok
[INFO] [stderr]    Doc-tests slab_allocator_rs
[INFO] [stdout] test test::allocate_one_4096_block ... ok
[INFO] [stdout] test test::allocate_one_8192_block ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 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" "f2d0f590368b1b186e79ea2e8b1d258610d6a18ecef3f75f3721fd0590c694be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2d0f590368b1b186e79ea2e8b1d258610d6a18ecef3f75f3721fd0590c694be", kill_on_drop: false }`
[INFO] [stdout] f2d0f590368b1b186e79ea2e8b1d258610d6a18ecef3f75f3721fd0590c694be