[INFO] fetching crate fuzzcheck_traits 0.4.0...
[INFO] testing fuzzcheck_traits-0.4.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate fuzzcheck_traits 0.4.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate fuzzcheck_traits 0.4.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fuzzcheck_traits 0.4.0
[INFO] finished tweaking crates.io crate fuzzcheck_traits 0.4.0
[INFO] tweaked toml for crates.io crate fuzzcheck_traits 0.4.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a2d08e8d4d03db76fe7c64cca9fc78ff63e2b99eefc43ababe8b1dc107364a3
[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" "0a2d08e8d4d03db76fe7c64cca9fc78ff63e2b99eefc43ababe8b1dc107364a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a2d08e8d4d03db76fe7c64cca9fc78ff63e2b99eefc43ababe8b1dc107364a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a2d08e8d4d03db76fe7c64cca9fc78ff63e2b99eefc43ababe8b1dc107364a3", kill_on_drop: false }`
[INFO] [stdout] 0a2d08e8d4d03db76fe7c64cca9fc78ff63e2b99eefc43ababe8b1dc107364a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95993085210c7631b44f9da6911dfcf6cad653f20e90ec8363dd3045c86c7cca
[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" "95993085210c7631b44f9da6911dfcf6cad653f20e90ec8363dd3045c86c7cca", kill_on_drop: false }`
[INFO] [stderr]    Compiling fuzzcheck_traits v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "95993085210c7631b44f9da6911dfcf6cad653f20e90ec8363dd3045c86c7cca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95993085210c7631b44f9da6911dfcf6cad653f20e90ec8363dd3045c86c7cca", kill_on_drop: false }`
[INFO] [stdout] 95993085210c7631b44f9da6911dfcf6cad653f20e90ec8363dd3045c86c7cca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c61dc01f1c9a5ac6d6ebe5ae938471bdb50510f9dd9d5c0b74cb831b06362553
[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" "c61dc01f1c9a5ac6d6ebe5ae938471bdb50510f9dd9d5c0b74cb831b06362553", kill_on_drop: false }`
[INFO] [stderr]    Compiling fuzzcheck_traits v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "c61dc01f1c9a5ac6d6ebe5ae938471bdb50510f9dd9d5c0b74cb831b06362553", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c61dc01f1c9a5ac6d6ebe5ae938471bdb50510f9dd9d5c0b74cb831b06362553", kill_on_drop: false }`
[INFO] [stdout] c61dc01f1c9a5ac6d6ebe5ae938471bdb50510f9dd9d5c0b74cb831b06362553
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3cfbffc9ebc2f0b76cd8c7bc60b3c83d1201ceaca5e44127f9f4e8547faa52cb
[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" "3cfbffc9ebc2f0b76cd8c7bc60b3c83d1201ceaca5e44127f9f4e8547faa52cb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fuzzcheck_traits-e2341a8667e61e1c
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fuzzcheck_traits
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - Mutator (line 62) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3cfbffc9ebc2f0b76cd8c7bc60b3c83d1201ceaca5e44127f9f4e8547faa52cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cfbffc9ebc2f0b76cd8c7bc60b3c83d1201ceaca5e44127f9f4e8547faa52cb", kill_on_drop: false }`
[INFO] [stdout] 3cfbffc9ebc2f0b76cd8c7bc60b3c83d1201ceaca5e44127f9f4e8547faa52cb
