[INFO] fetching crate librsync 0.2.1...
[INFO] testing librsync-0.2.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate librsync 0.2.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate librsync 0.2.1 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 librsync 0.2.1
[INFO] finished tweaking crates.io crate librsync 0.2.1
[INFO] tweaked toml for crates.io crate librsync 0.2.1 written to /workspace/builds/worker-14/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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 4fde5c53f7c5f9179a71913e42f4ebdce18b7bd10bb8bfe2e123ea35a0740aa3
[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" "4fde5c53f7c5f9179a71913e42f4ebdce18b7bd10bb8bfe2e123ea35a0740aa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fde5c53f7c5f9179a71913e42f4ebdce18b7bd10bb8bfe2e123ea35a0740aa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fde5c53f7c5f9179a71913e42f4ebdce18b7bd10bb8bfe2e123ea35a0740aa3", kill_on_drop: false }`
[INFO] [stdout] 4fde5c53f7c5f9179a71913e42f4ebdce18b7bd10bb8bfe2e123ea35a0740aa3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 1b399c698de7359c217bdcf4e493383cfe138fa1677cf8248902a7a10b9f4214
[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" "1b399c698de7359c217bdcf4e493383cfe138fa1677cf8248902a7a10b9f4214", kill_on_drop: false }`
[INFO] [stderr]    Compiling librsync-sys v0.1.2
[INFO] [stderr]    Compiling librsync v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.74s
[INFO] running `Command { std: "docker" "inspect" "1b399c698de7359c217bdcf4e493383cfe138fa1677cf8248902a7a10b9f4214", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b399c698de7359c217bdcf4e493383cfe138fa1677cf8248902a7a10b9f4214", kill_on_drop: false }`
[INFO] [stdout] 1b399c698de7359c217bdcf4e493383cfe138fa1677cf8248902a7a10b9f4214
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 16ab2262e570990a77dbd3f5b66615d64a1e16ad746bb3900816d3c1a5b765f7
[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" "16ab2262e570990a77dbd3f5b66615d64a1e16ad746bb3900816d3c1a5b765f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling librsync v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "16ab2262e570990a77dbd3f5b66615d64a1e16ad746bb3900816d3c1a5b765f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16ab2262e570990a77dbd3f5b66615d64a1e16ad746bb3900816d3c1a5b765f7", kill_on_drop: false }`
[INFO] [stdout] 16ab2262e570990a77dbd3f5b66615d64a1e16ad746bb3900816d3c1a5b765f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 7f2d7a106a97cf82e74304f72727bcb0b815552a6ffe81893306dae319e39cbe
[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" "7f2d7a106a97cf82e74304f72727bcb0b815552a6ffe81893306dae319e39cbe", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 9 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/librsync-a546f3b404f1cc17
[INFO] [stdout] test whole::test::integration ... ok
[INFO] [stderr]    Doc-tests librsync
[INFO] [stdout] test test::signature ... ok
[INFO] [stdout] test test::patch ... ok
[INFO] [stdout] test test::integration ... ok
[INFO] [stdout] test test::delta ... ok
[INFO] [stdout] test test::send_patch ... ok
[INFO] [stdout] test test::send_sig ... ok
[INFO] [stdout] test test::trivial_large_file ... ok
[INFO] [stdout] test test::send_delta ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] test src/lib.rs - (line 69) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7f2d7a106a97cf82e74304f72727bcb0b815552a6ffe81893306dae319e39cbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f2d7a106a97cf82e74304f72727bcb0b815552a6ffe81893306dae319e39cbe", kill_on_drop: false }`
[INFO] [stdout] 7f2d7a106a97cf82e74304f72727bcb0b815552a6ffe81893306dae319e39cbe