[INFO] fetching crate snmalloc-rs 0.2.22...
[INFO] testing snmalloc-rs-0.2.22 against 1.49.0 for beta-1.50-1
[INFO] extracting crate snmalloc-rs 0.2.22 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate snmalloc-rs 0.2.22 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 snmalloc-rs 0.2.22
[INFO] finished tweaking crates.io crate snmalloc-rs 0.2.22
[INFO] tweaked toml for crates.io crate snmalloc-rs 0.2.22 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stdout] 49d6afe7d498fd4e56c38c9362e7622cf9723311efbaea3970daf14802cce6aa
[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" "49d6afe7d498fd4e56c38c9362e7622cf9723311efbaea3970daf14802cce6aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49d6afe7d498fd4e56c38c9362e7622cf9723311efbaea3970daf14802cce6aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49d6afe7d498fd4e56c38c9362e7622cf9723311efbaea3970daf14802cce6aa", kill_on_drop: false }`
[INFO] [stdout] 49d6afe7d498fd4e56c38c9362e7622cf9723311efbaea3970daf14802cce6aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 3f808b9169953c7007f1f2e92f30557f7b88267abd9ea2eabd021efe0762dd96
[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" "3f808b9169953c7007f1f2e92f30557f7b88267abd9ea2eabd021efe0762dd96", kill_on_drop: false }`
[INFO] [stderr]    Compiling snmalloc-sys v0.2.22
[INFO] [stderr]    Compiling snmalloc-rs v0.2.22 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.34s
[INFO] running `Command { std: "docker" "inspect" "3f808b9169953c7007f1f2e92f30557f7b88267abd9ea2eabd021efe0762dd96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f808b9169953c7007f1f2e92f30557f7b88267abd9ea2eabd021efe0762dd96", kill_on_drop: false }`
[INFO] [stdout] 3f808b9169953c7007f1f2e92f30557f7b88267abd9ea2eabd021efe0762dd96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] dba97ece4a85b01e02fa9a10ba5f21508d9220ddf006a080dceeeefdb4b1aa46
[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" "dba97ece4a85b01e02fa9a10ba5f21508d9220ddf006a080dceeeefdb4b1aa46", kill_on_drop: false }`
[INFO] [stderr]    Compiling snmalloc-rs v0.2.22 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "dba97ece4a85b01e02fa9a10ba5f21508d9220ddf006a080dceeeefdb4b1aa46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dba97ece4a85b01e02fa9a10ba5f21508d9220ddf006a080dceeeefdb4b1aa46", kill_on_drop: false }`
[INFO] [stdout] dba97ece4a85b01e02fa9a10ba5f21508d9220ddf006a080dceeeefdb4b1aa46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 1d1f5ef06c2991479063bda8d1683103e38a8b9720b2abe03da36208b04e8b96
[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" "1d1f5ef06c2991479063bda8d1683103e38a8b9720b2abe03da36208b04e8b96", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/snmalloc_rs-90cd3a662bbf4a71
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::it_frees_reallocated_memory ... ok
[INFO] [stdout] test tests::it_frees_allocated_memory ... ok
[INFO] [stdout] test tests::it_frees_zero_allocated_memory ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests snmalloc-rs
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1d1f5ef06c2991479063bda8d1683103e38a8b9720b2abe03da36208b04e8b96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d1f5ef06c2991479063bda8d1683103e38a8b9720b2abe03da36208b04e8b96", kill_on_drop: false }`
[INFO] [stdout] 1d1f5ef06c2991479063bda8d1683103e38a8b9720b2abe03da36208b04e8b96