[INFO] crate fuzzcheck_serializer 0.3.0 is already in cache
[INFO] testing fuzzcheck_serializer-0.3.0 against 1.45.2 for beta-1.46-1
[INFO] extracting crate fuzzcheck_serializer 0.3.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate fuzzcheck_serializer 0.3.0 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fuzzcheck_serializer 0.3.0
[INFO] finished tweaking crates.io crate fuzzcheck_serializer 0.3.0
[INFO] tweaked toml for crates.io crate fuzzcheck_serializer 0.3.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.45.2" "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] d5d0fb4456c4c93f6b33f3542088629b8ce930456dc425708326a3537a37d447
[INFO] running `Command { std: "docker" "start" "-a" "d5d0fb4456c4c93f6b33f3542088629b8ce930456dc425708326a3537a37d447", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5d0fb4456c4c93f6b33f3542088629b8ce930456dc425708326a3537a37d447", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5d0fb4456c4c93f6b33f3542088629b8ce930456dc425708326a3537a37d447", kill_on_drop: false }`
[INFO] [stdout] d5d0fb4456c4c93f6b33f3542088629b8ce930456dc425708326a3537a37d447
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efa4abe93514d810ed2fb8e737881f1a36747ec7edf986c7018f76ad3c7ff431
[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" "efa4abe93514d810ed2fb8e737881f1a36747ec7edf986c7018f76ad3c7ff431", kill_on_drop: false }`
[INFO] [stderr]    Compiling fuzzcheck_traits v0.3.0
[INFO] [stderr]    Compiling fuzzcheck_serializer v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "efa4abe93514d810ed2fb8e737881f1a36747ec7edf986c7018f76ad3c7ff431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efa4abe93514d810ed2fb8e737881f1a36747ec7edf986c7018f76ad3c7ff431", kill_on_drop: false }`
[INFO] [stdout] efa4abe93514d810ed2fb8e737881f1a36747ec7edf986c7018f76ad3c7ff431
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebf4d5cfe9cf847d080d3231b2d6264cb9ac090ad5e18b2244220d50b7a6ff97
[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" "ebf4d5cfe9cf847d080d3231b2d6264cb9ac090ad5e18b2244220d50b7a6ff97", kill_on_drop: false }`
[INFO] [stderr]    Compiling fuzzcheck_serializer v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "ebf4d5cfe9cf847d080d3231b2d6264cb9ac090ad5e18b2244220d50b7a6ff97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebf4d5cfe9cf847d080d3231b2d6264cb9ac090ad5e18b2244220d50b7a6ff97", kill_on_drop: false }`
[INFO] [stdout] ebf4d5cfe9cf847d080d3231b2d6264cb9ac090ad5e18b2244220d50b7a6ff97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8746bd46bc601ff28ab53289934901f1438c82acc6814586f178b8c8ebec2145
[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" "8746bd46bc601ff28ab53289934901f1438c82acc6814586f178b8c8ebec2145", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fuzzcheck_serializer-c03bf746f9168c07
[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] [stderr]    Doc-tests fuzzcheck_serializer
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - ByteSerializer (line 58) ... 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" "8746bd46bc601ff28ab53289934901f1438c82acc6814586f178b8c8ebec2145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8746bd46bc601ff28ab53289934901f1438c82acc6814586f178b8c8ebec2145", kill_on_drop: false }`
[INFO] [stdout] 8746bd46bc601ff28ab53289934901f1438c82acc6814586f178b8c8ebec2145