[INFO] fetching crate buddy-alloc 0.4.1...
[INFO] testing buddy-alloc-0.4.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate buddy-alloc 0.4.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate buddy-alloc 0.4.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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-7/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" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.49.0" "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] de9e6c394c75399860f43977131810a74b1c0b0ce3889e8357655fee95e558ec
[INFO] running `Command { std: "docker" "start" "-a" "de9e6c394c75399860f43977131810a74b1c0b0ce3889e8357655fee95e558ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de9e6c394c75399860f43977131810a74b1c0b0ce3889e8357655fee95e558ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de9e6c394c75399860f43977131810a74b1c0b0ce3889e8357655fee95e558ec", kill_on_drop: false }`
[INFO] [stdout] de9e6c394c75399860f43977131810a74b1c0b0ce3889e8357655fee95e558ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d02f4c7d440e476f5c2ecca39bc84878770d0f340b0f1c62285c78d6c360461
[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" "3d02f4c7d440e476f5c2ecca39bc84878770d0f340b0f1c62285c78d6c360461", kill_on_drop: false }`
[INFO] [stderr]    Compiling buddy-alloc v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "3d02f4c7d440e476f5c2ecca39bc84878770d0f340b0f1c62285c78d6c360461", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d02f4c7d440e476f5c2ecca39bc84878770d0f340b0f1c62285c78d6c360461", kill_on_drop: false }`
[INFO] [stdout] 3d02f4c7d440e476f5c2ecca39bc84878770d0f340b0f1c62285c78d6c360461
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a33db9c8ec4830e0739d8c030e347bf40a161c868b55d31c8744fcecc144fcbf
[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" "a33db9c8ec4830e0739d8c030e347bf40a161c868b55d31c8744fcecc144fcbf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling libc v0.2.78
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]    Compiling serde_json v1.0.58
[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 half v1.6.0
[INFO] [stderr]    Compiling oorandom v11.1.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling rayon v1.4.1
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling regex-automata v0.1.9
[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 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 1m 03s
[INFO] running `Command { std: "docker" "inspect" "a33db9c8ec4830e0739d8c030e347bf40a161c868b55d31c8744fcecc144fcbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a33db9c8ec4830e0739d8c030e347bf40a161c868b55d31c8744fcecc144fcbf", kill_on_drop: false }`
[INFO] [stdout] a33db9c8ec4830e0739d8c030e347bf40a161c868b55d31c8744fcecc144fcbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b77322b57d74e6a1bdc6c378e89c47fbb8eb3d7c117d41727fd33a6d4021e4aa
[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" "b77322b57d74e6a1bdc6c378e89c47fbb8eb3d7c117d41727fd33a6d4021e4aa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.68s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/buddy_alloc-7c61b6c4e5b152f5
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test tests::buddy_alloc::test_available_bytes ... ok
[INFO] [stdout] test tests::buddy_alloc::test_example_bug ... ok
[INFO] [stdout] test tests::fast_alloc::test_fail_malloc ... ok
[INFO] [stdout] test tests::fast_alloc::test_small_size_malloc ... ok
[INFO] [stdout] test tests::buddy_alloc::test_malloc_and_free ... ok
[INFO] [stdout] test tests::fast_alloc::test_free_bug ... ok
[INFO] [stdout] test tests::buddy_alloc::test_fail_malloc ... ok
[INFO] [stdout] test tests::fast_alloc::test_malloc_and_free ... ok
[INFO] [stdout] test tests::buddy_alloc::test_free_bug ... ok
[INFO] [stdout] test tests::buddy_alloc::test_multiple_malloc ... ok
[INFO] [stdout] test tests::fast_alloc::test_basic_malloc ... ok
[INFO] [stdout] test tests::fast_alloc::test_multiple_malloc ... ok
[INFO] [stdout] test tests::buddy_alloc::test_basic_malloc ... ok
[INFO] [stdout] test tests::buddy_alloc::test_alignment ... 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
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b77322b57d74e6a1bdc6c378e89c47fbb8eb3d7c117d41727fd33a6d4021e4aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b77322b57d74e6a1bdc6c378e89c47fbb8eb3d7c117d41727fd33a6d4021e4aa", kill_on_drop: false }`
[INFO] [stdout] b77322b57d74e6a1bdc6c378e89c47fbb8eb3d7c117d41727fd33a6d4021e4aa