[INFO] fetching crate alloc_buddy_simple2 0.1.2...
[INFO] testing alloc_buddy_simple2-0.1.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate alloc_buddy_simple2 0.1.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate alloc_buddy_simple2 0.1.2 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", 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-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded spin v0.4.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 3ebc44c879ea1c82b78d197d83a713331906d7015e37f127ee7f445a533f0a1a
[INFO] running `Command { std: "docker" "start" "-a" "3ebc44c879ea1c82b78d197d83a713331906d7015e37f127ee7f445a533f0a1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ebc44c879ea1c82b78d197d83a713331906d7015e37f127ee7f445a533f0a1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ebc44c879ea1c82b78d197d83a713331906d7015e37f127ee7f445a533f0a1a", kill_on_drop: false }`
[INFO] [stdout] 3ebc44c879ea1c82b78d197d83a713331906d7015e37f127ee7f445a533f0a1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 510fa3f18c57886e0203d5e4ad26e04c472627ba1e95823c9eac096acb558ecc
[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" "510fa3f18c57886e0203d5e4ad26e04c472627ba1e95823c9eac096acb558ecc", kill_on_drop: false }`
[INFO] [stderr]    Compiling alloc_buddy_simple2 v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "510fa3f18c57886e0203d5e4ad26e04c472627ba1e95823c9eac096acb558ecc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "510fa3f18c57886e0203d5e4ad26e04c472627ba1e95823c9eac096acb558ecc", kill_on_drop: false }`
[INFO] [stdout] 510fa3f18c57886e0203d5e4ad26e04c472627ba1e95823c9eac096acb558ecc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa0953023d86c8a409e42068c9d048ebd27b82e209c4605761b68378f4b1fd77
[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" "aa0953023d86c8a409e42068c9d048ebd27b82e209c4605761b68378f4b1fd77", kill_on_drop: false }`
[INFO] [stderr]    Compiling alloc_buddy_simple2 v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "aa0953023d86c8a409e42068c9d048ebd27b82e209c4605761b68378f4b1fd77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa0953023d86c8a409e42068c9d048ebd27b82e209c4605761b68378f4b1fd77", kill_on_drop: false }`
[INFO] [stdout] aa0953023d86c8a409e42068c9d048ebd27b82e209c4605761b68378f4b1fd77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", 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] 0b3ae114c4b0e1a632a358c7327826b2e01b36e32d97083123018d3b5b63919b
[INFO] running `Command { std: "docker" "start" "-a" "0b3ae114c4b0e1a632a358c7327826b2e01b36e32d97083123018d3b5b63919b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/alloc_buddy_simple-1154389c05f84566
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test heap::test::test_allocation_size_and_order ... ok
[INFO] [stdout] test heap::test::test_buddy ... ok
[INFO] [stdout] test heap::test::test_alloc_and_dealloc ... 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 0.01s
[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" "0b3ae114c4b0e1a632a358c7327826b2e01b36e32d97083123018d3b5b63919b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b3ae114c4b0e1a632a358c7327826b2e01b36e32d97083123018d3b5b63919b", kill_on_drop: false }`
[INFO] [stdout] 0b3ae114c4b0e1a632a358c7327826b2e01b36e32d97083123018d3b5b63919b