[INFO] fetching crate sandstorm 0.0.15...
[INFO] testing sandstorm-0.0.15 against 1.55.0 for beta-1.56-1
[INFO] extracting crate sandstorm 0.0.15 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate sandstorm 0.0.15 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 sandstorm 0.0.15
[INFO] finished tweaking crates.io crate sandstorm 0.0.15
[INFO] tweaked toml for crates.io crate sandstorm 0.0.15 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 capnpc v0.14.4
[INFO] [stderr]   Downloaded capnp v0.14.3
[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] ce9e82426a0a0c2bcc16d27e11ffa32f48cb25c409d9fbfc12fa3753cb3e7cb0
[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" "ce9e82426a0a0c2bcc16d27e11ffa32f48cb25c409d9fbfc12fa3753cb3e7cb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce9e82426a0a0c2bcc16d27e11ffa32f48cb25c409d9fbfc12fa3753cb3e7cb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce9e82426a0a0c2bcc16d27e11ffa32f48cb25c409d9fbfc12fa3753cb3e7cb0", kill_on_drop: false }`
[INFO] [stdout] ce9e82426a0a0c2bcc16d27e11ffa32f48cb25c409d9fbfc12fa3753cb3e7cb0
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d00c291e17bdc021bf307dc7bfd1776b727119c163d45dce86f20c9c4e621bc2
[INFO] running `Command { std: "docker" "start" "-a" "d00c291e17bdc021bf307dc7bfd1776b727119c163d45dce86f20c9c4e621bc2", kill_on_drop: false }`
[INFO] [stderr]    Compiling capnp v0.14.3
[INFO] [stderr]    Compiling capnpc v0.14.4
[INFO] [stderr]    Compiling sandstorm v0.0.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.11s
[INFO] running `Command { std: "docker" "inspect" "d00c291e17bdc021bf307dc7bfd1776b727119c163d45dce86f20c9c4e621bc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d00c291e17bdc021bf307dc7bfd1776b727119c163d45dce86f20c9c4e621bc2", kill_on_drop: false }`
[INFO] [stdout] d00c291e17bdc021bf307dc7bfd1776b727119c163d45dce86f20c9c4e621bc2
[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] [stdout] e06bdf37498cb73cbbcc4bdc50b48fe04818d85146d19c1b6a8688d65fe09ff5
[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" "e06bdf37498cb73cbbcc4bdc50b48fe04818d85146d19c1b6a8688d65fe09ff5", kill_on_drop: false }`
[INFO] [stderr]    Compiling sandstorm v0.0.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.89s
[INFO] running `Command { std: "docker" "inspect" "e06bdf37498cb73cbbcc4bdc50b48fe04818d85146d19c1b6a8688d65fe09ff5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e06bdf37498cb73cbbcc4bdc50b48fe04818d85146d19c1b6a8688d65fe09ff5", kill_on_drop: false }`
[INFO] [stdout] e06bdf37498cb73cbbcc4bdc50b48fe04818d85146d19c1b6a8688d65fe09ff5
[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] [stdout] fb31e2f34022db01c4860f6f44bc0bbfe231f1b4bdbb1ed623f0af88766fcd4a
[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" "fb31e2f34022db01c4860f6f44bc0bbfe231f1b4bdbb1ed623f0af88766fcd4a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sandstorm-5c846fbd856d7494)
[INFO] [stderr]    Doc-tests sandstorm
[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] [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" "fb31e2f34022db01c4860f6f44bc0bbfe231f1b4bdbb1ed623f0af88766fcd4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb31e2f34022db01c4860f6f44bc0bbfe231f1b4bdbb1ed623f0af88766fcd4a", kill_on_drop: false }`
[INFO] [stdout] fb31e2f34022db01c4860f6f44bc0bbfe231f1b4bdbb1ed623f0af88766fcd4a