[INFO] crate varintbuf 0.1.0 is already in cache
[INFO] testing varintbuf-0.1.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate varintbuf 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate varintbuf 0.1.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate varintbuf 0.1.0
[INFO] finished tweaking crates.io crate varintbuf 0.1.0
[INFO] tweaked toml for crates.io crate varintbuf 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 361ddad48b07da291250c8ae2a37cce0f2b0f7a1ab968c1127e1e4786ab7199b
[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" "361ddad48b07da291250c8ae2a37cce0f2b0f7a1ab968c1127e1e4786ab7199b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "361ddad48b07da291250c8ae2a37cce0f2b0f7a1ab968c1127e1e4786ab7199b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "361ddad48b07da291250c8ae2a37cce0f2b0f7a1ab968c1127e1e4786ab7199b", kill_on_drop: false }`
[INFO] [stdout] 361ddad48b07da291250c8ae2a37cce0f2b0f7a1ab968c1127e1e4786ab7199b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 99c9216de61f942214a7c6def8c9b9036d67ee27c038e0099fe10de45cdcf474
[INFO] running `Command { std: "docker" "start" "-a" "99c9216de61f942214a7c6def8c9b9036d67ee27c038e0099fe10de45cdcf474", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling varintbuf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "99c9216de61f942214a7c6def8c9b9036d67ee27c038e0099fe10de45cdcf474", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99c9216de61f942214a7c6def8c9b9036d67ee27c038e0099fe10de45cdcf474", kill_on_drop: false }`
[INFO] [stdout] 99c9216de61f942214a7c6def8c9b9036d67ee27c038e0099fe10de45cdcf474
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f39b93e0f9b3d7170535850578360fd04c6cf54d599dd055280eb094986bb48
[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" "0f39b93e0f9b3d7170535850578360fd04c6cf54d599dd055280eb094986bb48", kill_on_drop: false }`
[INFO] [stderr]    Compiling varintbuf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "0f39b93e0f9b3d7170535850578360fd04c6cf54d599dd055280eb094986bb48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f39b93e0f9b3d7170535850578360fd04c6cf54d599dd055280eb094986bb48", kill_on_drop: false }`
[INFO] [stdout] 0f39b93e0f9b3d7170535850578360fd04c6cf54d599dd055280eb094986bb48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 46acfaca4870cf53446b0300fbaeb25eaf26177dfb89c423003b94a4072b79c4
[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" "46acfaca4870cf53446b0300fbaeb25eaf26177dfb89c423003b94a4072b79c4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/varintbuf-5e45c6053839fcad
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests varintbuf
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::encoded2 ... ok
[INFO] [stdout] test tests::test_length ... ok
[INFO] [stdout] test tests::test_signed_encode ... ok
[INFO] [stdout] test tests::test_signed_length ... ok
[INFO] [stdout] test tests::test_encode ... ok
[INFO] [stdout] test tests::test_decode ... ok
[INFO] [stdout] test tests::test_signed_decode ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "46acfaca4870cf53446b0300fbaeb25eaf26177dfb89c423003b94a4072b79c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46acfaca4870cf53446b0300fbaeb25eaf26177dfb89c423003b94a4072b79c4", kill_on_drop: false }`
[INFO] [stdout] 46acfaca4870cf53446b0300fbaeb25eaf26177dfb89c423003b94a4072b79c4