[INFO] fetching crate dakv_varint 0.1.0...
[INFO] testing dakv_varint-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate dakv_varint 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate dakv_varint 0.1.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dakv_varint 0.1.0
[INFO] finished tweaking crates.io crate dakv_varint 0.1.0
[INFO] tweaked toml for crates.io crate dakv_varint 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", 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] b0d3a995a4152273050e53ab85648da32bc33cfa68a5d8ce108633bedef3e9d3
[INFO] running `Command { std: "docker" "start" "-a" "b0d3a995a4152273050e53ab85648da32bc33cfa68a5d8ce108633bedef3e9d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0d3a995a4152273050e53ab85648da32bc33cfa68a5d8ce108633bedef3e9d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0d3a995a4152273050e53ab85648da32bc33cfa68a5d8ce108633bedef3e9d3", kill_on_drop: false }`
[INFO] [stdout] b0d3a995a4152273050e53ab85648da32bc33cfa68a5d8ce108633bedef3e9d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 930c7b99c33d09e6b1f8ca82ddbacd02bf1eef3ffd78eb72a0a566081c84114e
[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" "930c7b99c33d09e6b1f8ca82ddbacd02bf1eef3ffd78eb72a0a566081c84114e", kill_on_drop: false }`
[INFO] [stderr]    Compiling dakv_varint v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "930c7b99c33d09e6b1f8ca82ddbacd02bf1eef3ffd78eb72a0a566081c84114e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "930c7b99c33d09e6b1f8ca82ddbacd02bf1eef3ffd78eb72a0a566081c84114e", kill_on_drop: false }`
[INFO] [stdout] 930c7b99c33d09e6b1f8ca82ddbacd02bf1eef3ffd78eb72a0a566081c84114e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-01-01" "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] 47d1728f80e79ddff7999eb633006dd37a0eb9e040d619a6a157f15089ba2ab5
[INFO] running `Command { std: "docker" "start" "-a" "47d1728f80e79ddff7999eb633006dd37a0eb9e040d619a6a157f15089ba2ab5", kill_on_drop: false }`
[INFO] [stderr]    Compiling dakv_varint v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "47d1728f80e79ddff7999eb633006dd37a0eb9e040d619a6a157f15089ba2ab5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47d1728f80e79ddff7999eb633006dd37a0eb9e040d619a6a157f15089ba2ab5", kill_on_drop: false }`
[INFO] [stdout] 47d1728f80e79ddff7999eb633006dd37a0eb9e040d619a6a157f15089ba2ab5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 85c255661b5224b2ce97940e811f8329f8dfa4eb281227f7e2c053e60fabcfc3
[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" "85c255661b5224b2ce97940e811f8329f8dfa4eb281227f7e2c053e60fabcfc3", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dakv_varint-c3968203624fca47
[INFO] [stdout] test test::test_var_u32 ... ok
[INFO] [stdout] test test::test_var_u64 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dakv_varint
[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" "85c255661b5224b2ce97940e811f8329f8dfa4eb281227f7e2c053e60fabcfc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85c255661b5224b2ce97940e811f8329f8dfa4eb281227f7e2c053e60fabcfc3", kill_on_drop: false }`
[INFO] [stdout] 85c255661b5224b2ce97940e811f8329f8dfa4eb281227f7e2c053e60fabcfc3