[INFO] fetching crate buddy-alloc 0.4.1...
[INFO] testing buddy-alloc-0.4.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate buddy-alloc 0.4.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate buddy-alloc 0.4.1 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 buddy-alloc 0.4.1
[INFO] finished tweaking crates.io crate buddy-alloc 0.4.1
[INFO] tweaked toml for crates.io crate buddy-alloc 0.4.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate buddy-alloc 0.4.1 already has a lockfile, it will not be regenerated
[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 serde_json v1.0.58
[INFO] [stderr]   Downloaded itoa v0.4.6
[INFO] [stderr]   Downloaded syn v1.0.42
[INFO] [stderr]   Downloaded crossbeam-channel v0.4.4
[INFO] [stderr]   Downloaded regex-syntax v0.6.18
[INFO] [stderr]   Downloaded regex v1.3.9
[INFO] [stderr]   Downloaded rayon-core v1.8.1
[INFO] [stderr]   Downloaded criterion-plot v0.4.3
[INFO] [stderr]   Downloaded oorandom v11.1.2
[INFO] [stderr]   Downloaded memchr v2.3.3
[INFO] [stderr]   Downloaded num-traits v0.2.12
[INFO] [stderr]   Downloaded itertools v0.9.0
[INFO] [stderr]   Downloaded js-sys v0.3.45
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.68
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.68
[INFO] [stderr]   Downloaded csv v1.1.3
[INFO] [stderr]   Downloaded web-sys v0.3.45
[INFO] [stderr]   Downloaded bstr v0.2.13
[INFO] [stderr]   Downloaded plotters v0.2.15
[INFO] [stderr]   Downloaded hermit-abi v0.1.16
[INFO] [stderr]   Downloaded libc v0.2.78
[INFO] [stderr]   Downloaded criterion v0.3.3
[INFO] [stderr]   Downloaded rayon v1.4.1
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.68
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.68
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.68
[INFO] [stderr]   Downloaded serde_cbor v0.11.1
[INFO] [stderr]   Downloaded serde v1.0.116
[INFO] [stderr]   Downloaded quote v1.0.7
[INFO] [stderr]   Downloaded serde_derive v1.0.116
[INFO] [stderr]   Downloaded tinytemplate v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] 847aaad8c3c8e09cba6c5f2856fe3254f9115a7b3237dbb7c29536731521755a
[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" "847aaad8c3c8e09cba6c5f2856fe3254f9115a7b3237dbb7c29536731521755a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "847aaad8c3c8e09cba6c5f2856fe3254f9115a7b3237dbb7c29536731521755a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "847aaad8c3c8e09cba6c5f2856fe3254f9115a7b3237dbb7c29536731521755a", kill_on_drop: false }`
[INFO] [stdout] 847aaad8c3c8e09cba6c5f2856fe3254f9115a7b3237dbb7c29536731521755a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 417104e3f506e173cdb6494d9c828bd84c27382faadb98c1fe3616bbb7e5c892
[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" "417104e3f506e173cdb6494d9c828bd84c27382faadb98c1fe3616bbb7e5c892", kill_on_drop: false }`
[INFO] [stderr]    Compiling buddy-alloc v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "417104e3f506e173cdb6494d9c828bd84c27382faadb98c1fe3616bbb7e5c892", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "417104e3f506e173cdb6494d9c828bd84c27382faadb98c1fe3616bbb7e5c892", kill_on_drop: false }`
[INFO] [stdout] 417104e3f506e173cdb6494d9c828bd84c27382faadb98c1fe3616bbb7e5c892
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] de53a681deda2226fc6b18bebd9674721f27d4bac730b6cd3f7cf64f6121c93b
[INFO] running `Command { std: "docker" "start" "-a" "de53a681deda2226fc6b18bebd9674721f27d4bac730b6cd3f7cf64f6121c93b", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling libc v0.2.78
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]    Compiling serde_json v1.0.58
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling oorandom v11.1.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling rayon v1.4.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling buddy-alloc v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 55.15s
[INFO] running `Command { std: "docker" "inspect" "de53a681deda2226fc6b18bebd9674721f27d4bac730b6cd3f7cf64f6121c93b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de53a681deda2226fc6b18bebd9674721f27d4bac730b6cd3f7cf64f6121c93b", kill_on_drop: false }`
[INFO] [stdout] de53a681deda2226fc6b18bebd9674721f27d4bac730b6cd3f7cf64f6121c93b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] 48742e8a878d5071a60a2dc3867b313405a19504dbf4a5b05310c9f4f892a3ea
[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" "48742e8a878d5071a60a2dc3867b313405a19504dbf4a5b05310c9f4f892a3ea", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/buddy_alloc-7559de7e28c21960
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test tests::fast_alloc::test_free_bug ... ok
[INFO] [stdout] test tests::buddy_alloc::test_fail_malloc ... ok
[INFO] [stdout] test tests::buddy_alloc::test_alignment ... ok
[INFO] [stdout] test tests::fast_alloc::test_basic_malloc ... ok
[INFO] [stdout] test tests::buddy_alloc::test_multiple_malloc ... ok
[INFO] [stdout] test tests::fast_alloc::test_small_size_malloc ... ok
[INFO] [stdout] test tests::buddy_alloc::test_free_bug ... ok
[INFO] [stdout] test tests::buddy_alloc::test_basic_malloc ... ok
[INFO] [stdout] test tests::buddy_alloc::test_available_bytes ... ok
[INFO] [stdout] test tests::fast_alloc::test_fail_malloc ... ok
[INFO] [stdout] test tests::fast_alloc::test_malloc_and_free ... ok
[INFO] [stdout] test tests::buddy_alloc::test_example_bug ... ok
[INFO] [stdout] test tests::fast_alloc::test_multiple_malloc ... ok
[INFO] [stdout] test tests::buddy_alloc::test_malloc_and_free ... ok
[INFO] [stdout] test tests::buddy_alloc::test_small_size_malloc ... ok
[INFO] [stdout] test tests::buddy_alloc::test_malloc_and_free_gap ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 8.84s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests buddy-alloc
[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" "48742e8a878d5071a60a2dc3867b313405a19504dbf4a5b05310c9f4f892a3ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48742e8a878d5071a60a2dc3867b313405a19504dbf4a5b05310c9f4f892a3ea", kill_on_drop: false }`
[INFO] [stdout] 48742e8a878d5071a60a2dc3867b313405a19504dbf4a5b05310c9f4f892a3ea