[INFO] fetching crate zstd-safe 4.1.1+zstd.1.5.0...
[INFO] testing zstd-safe-4.1.1+zstd.1.5.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate zstd-safe 4.1.1+zstd.1.5.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate zstd-safe 4.1.1+zstd.1.5.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zstd-safe 4.1.1+zstd.1.5.0
[INFO] finished tweaking crates.io crate zstd-safe 4.1.1+zstd.1.5.0
[INFO] tweaked toml for crates.io crate zstd-safe 4.1.1+zstd.1.5.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zstd-sys v1.6.1+zstd.1.5.0
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 11a02a99ba942298c3e21333146ad42e30ff95b0a617b5dcdf9205b98b56a720
[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" "11a02a99ba942298c3e21333146ad42e30ff95b0a617b5dcdf9205b98b56a720", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11a02a99ba942298c3e21333146ad42e30ff95b0a617b5dcdf9205b98b56a720", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11a02a99ba942298c3e21333146ad42e30ff95b0a617b5dcdf9205b98b56a720", kill_on_drop: false }`
[INFO] [stdout] 11a02a99ba942298c3e21333146ad42e30ff95b0a617b5dcdf9205b98b56a720
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 549227abe79346805a1b579d60d167bed1cd36c3da620e34f67f582447b9f434
[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" "549227abe79346805a1b579d60d167bed1cd36c3da620e34f67f582447b9f434", kill_on_drop: false }`
[INFO] [stderr]    Compiling zstd-safe v4.1.1+zstd.1.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling zstd-sys v1.6.1+zstd.1.5.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.87s
[INFO] running `Command { std: "docker" "inspect" "549227abe79346805a1b579d60d167bed1cd36c3da620e34f67f582447b9f434", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "549227abe79346805a1b579d60d167bed1cd36c3da620e34f67f582447b9f434", kill_on_drop: false }`
[INFO] [stdout] 549227abe79346805a1b579d60d167bed1cd36c3da620e34f67f582447b9f434
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] df997b83b0e36cd69525e87481e9be35108303a9d833dea7b0575b13b7eed778
[INFO] running `Command { std: "docker" "start" "-a" "df997b83b0e36cd69525e87481e9be35108303a9d833dea7b0575b13b7eed778", kill_on_drop: false }`
[INFO] [stderr]    Compiling zstd-safe v4.1.1+zstd.1.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "df997b83b0e36cd69525e87481e9be35108303a9d833dea7b0575b13b7eed778", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df997b83b0e36cd69525e87481e9be35108303a9d833dea7b0575b13b7eed778", kill_on_drop: false }`
[INFO] [stdout] df997b83b0e36cd69525e87481e9be35108303a9d833dea7b0575b13b7eed778
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 0c5a5379fd09d6ca0cadc9486b5591f998379ce1918947e1d10c859c902f4705
[INFO] running `Command { std: "docker" "start" "-a" "0c5a5379fd09d6ca0cadc9486b5591f998379ce1918947e1d10c859c902f4705", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/zstd_safe-1875fe1c9667e553)
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_cctx_cycle ... ok
[INFO] [stdout] test tests::test_checksum ... ok
[INFO] [stdout] test tests::test_dictionary ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests zstd-safe
[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" "0c5a5379fd09d6ca0cadc9486b5591f998379ce1918947e1d10c859c902f4705", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c5a5379fd09d6ca0cadc9486b5591f998379ce1918947e1d10c859c902f4705", kill_on_drop: false }`
[INFO] [stdout] 0c5a5379fd09d6ca0cadc9486b5591f998379ce1918947e1d10c859c902f4705