[INFO] fetching crate varinteger 1.0.6...
[INFO] testing varinteger-1.0.6 against 1.49.0 for beta-1.50-1
[INFO] extracting crate varinteger 1.0.6 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate varinteger 1.0.6 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 varinteger 1.0.6
[INFO] finished tweaking crates.io crate varinteger 1.0.6
[INFO] tweaked toml for crates.io crate varinteger 1.0.6 written to /workspace/builds/worker-9/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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 63fe3bcfb2dfd2f39eec060686a65b88a263863b9b00b29ae1f9e60ac51d8a4a
[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" "63fe3bcfb2dfd2f39eec060686a65b88a263863b9b00b29ae1f9e60ac51d8a4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63fe3bcfb2dfd2f39eec060686a65b88a263863b9b00b29ae1f9e60ac51d8a4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63fe3bcfb2dfd2f39eec060686a65b88a263863b9b00b29ae1f9e60ac51d8a4a", kill_on_drop: false }`
[INFO] [stdout] 63fe3bcfb2dfd2f39eec060686a65b88a263863b9b00b29ae1f9e60ac51d8a4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 7726d4675e4c2abe9dd89b9ac879bf5ee202c3dc66c3d54bd964e66fbb963fb6
[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" "7726d4675e4c2abe9dd89b9ac879bf5ee202c3dc66c3d54bd964e66fbb963fb6", kill_on_drop: false }`
[INFO] [stderr]    Compiling varinteger v1.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "7726d4675e4c2abe9dd89b9ac879bf5ee202c3dc66c3d54bd964e66fbb963fb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7726d4675e4c2abe9dd89b9ac879bf5ee202c3dc66c3d54bd964e66fbb963fb6", kill_on_drop: false }`
[INFO] [stdout] 7726d4675e4c2abe9dd89b9ac879bf5ee202c3dc66c3d54bd964e66fbb963fb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] c1000cc50ef46bd3b7d92f1ea9b4ff7ea5d45794a21dd07b10110ec6ba0375a9
[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" "c1000cc50ef46bd3b7d92f1ea9b4ff7ea5d45794a21dd07b10110ec6ba0375a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling varinteger v1.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "c1000cc50ef46bd3b7d92f1ea9b4ff7ea5d45794a21dd07b10110ec6ba0375a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1000cc50ef46bd3b7d92f1ea9b4ff7ea5d45794a21dd07b10110ec6ba0375a9", kill_on_drop: false }`
[INFO] [stdout] c1000cc50ef46bd3b7d92f1ea9b4ff7ea5d45794a21dd07b10110ec6ba0375a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cdf0ae13908e7a71035ee35904177f3d722cf190989891cfc0d913e008843eb9
[INFO] running `Command { std: "docker" "start" "-a" "cdf0ae13908e7a71035ee35904177f3d722cf190989891cfc0d913e008843eb9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/varinteger-6bce2982fc005bf7
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test-58e667314d47e2dd
[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] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test_decode ... ok
[INFO] [stdout] test test_length ... ok
[INFO] [stdout] test test_signed_decode ... ok
[INFO] [stdout] test test_signed_encode ... ok
[INFO] [stdout] test test_signed_length ... ok
[INFO] [stdout] test test_encode ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests varinteger
[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" "cdf0ae13908e7a71035ee35904177f3d722cf190989891cfc0d913e008843eb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdf0ae13908e7a71035ee35904177f3d722cf190989891cfc0d913e008843eb9", kill_on_drop: false }`
[INFO] [stdout] cdf0ae13908e7a71035ee35904177f3d722cf190989891cfc0d913e008843eb9