[INFO] fetching crate particles 0.1.0...
[INFO] testing particles-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate particles 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate particles 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate particles 0.1.0
[INFO] finished tweaking crates.io crate particles 0.1.0
[INFO] tweaked toml for crates.io crate particles 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 92816abf79d4cf9e626e2ce77433ac4a5ebf3098dae9d89bbe2e394eb3bc3422
[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" "92816abf79d4cf9e626e2ce77433ac4a5ebf3098dae9d89bbe2e394eb3bc3422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92816abf79d4cf9e626e2ce77433ac4a5ebf3098dae9d89bbe2e394eb3bc3422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92816abf79d4cf9e626e2ce77433ac4a5ebf3098dae9d89bbe2e394eb3bc3422", kill_on_drop: false }`
[INFO] [stdout] 92816abf79d4cf9e626e2ce77433ac4a5ebf3098dae9d89bbe2e394eb3bc3422
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] e2791041c2399409605a0778b8c3d7932b3139bc5a672a003dc8cb3063ac666c
[INFO] running `Command { std: "docker" "start" "-a" "e2791041c2399409605a0778b8c3d7932b3139bc5a672a003dc8cb3063ac666c", kill_on_drop: false }`
[INFO] [stderr]    Compiling particles v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]  --> src/glue.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     CString::from_raw(s);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]   = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "e2791041c2399409605a0778b8c3d7932b3139bc5a672a003dc8cb3063ac666c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2791041c2399409605a0778b8c3d7932b3139bc5a672a003dc8cb3063ac666c", kill_on_drop: false }`
[INFO] [stdout] e2791041c2399409605a0778b8c3d7932b3139bc5a672a003dc8cb3063ac666c
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36cb9879b903ccf6e5d723e72b79ab0037a607cd4111c7a1323325a9bded5b28
[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" "36cb9879b903ccf6e5d723e72b79ab0037a607cd4111c7a1323325a9bded5b28", kill_on_drop: false }`
[INFO] [stderr]    Compiling particles v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]  --> src/glue.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     CString::from_raw(s);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]   = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "36cb9879b903ccf6e5d723e72b79ab0037a607cd4111c7a1323325a9bded5b28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36cb9879b903ccf6e5d723e72b79ab0037a607cd4111c7a1323325a9bded5b28", kill_on_drop: false }`
[INFO] [stdout] 36cb9879b903ccf6e5d723e72b79ab0037a607cd4111c7a1323325a9bded5b28
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eaa3c628b518df1cb0cf8dcab1748df7a291e54ce83b0eb015185a9ee70f499f
[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" "eaa3c628b518df1cb0cf8dcab1748df7a291e54ce83b0eb015185a9ee70f499f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout] running 1 test
[INFO] [stderr]  --> src/glue.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     CString::from_raw(s);
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]   = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stderr] 
[INFO] [stderr] warning: `particles` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/particles-60b04a7d7d87e17b)
[INFO] [stdout] test glue::test_alloc_free ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eaa3c628b518df1cb0cf8dcab1748df7a291e54ce83b0eb015185a9ee70f499f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaa3c628b518df1cb0cf8dcab1748df7a291e54ce83b0eb015185a9ee70f499f", kill_on_drop: false }`
[INFO] [stdout] eaa3c628b518df1cb0cf8dcab1748df7a291e54ce83b0eb015185a9ee70f499f