[INFO] crate fuzzcheck_serializer 0.2.1 is already in cache
[INFO] checking fuzzcheck_serializer-0.2.1 against try#6024cfef3a82f9a7688f07054f1650081bad3af5 for pr-74130
[INFO] extracting crate fuzzcheck_serializer 0.2.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate fuzzcheck_serializer 0.2.1 on toolchain 6024cfef3a82f9a7688f07054f1650081bad3af5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fuzzcheck_serializer 0.2.1
[INFO] finished tweaking crates.io crate fuzzcheck_serializer 0.2.1
[INFO] tweaked toml for crates.io crate fuzzcheck_serializer 0.2.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98d32176a5f23e9ae8e5e42aa15969cdf5d560bedcdcaa1afef1943807b82936
[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" "98d32176a5f23e9ae8e5e42aa15969cdf5d560bedcdcaa1afef1943807b82936", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98d32176a5f23e9ae8e5e42aa15969cdf5d560bedcdcaa1afef1943807b82936", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98d32176a5f23e9ae8e5e42aa15969cdf5d560bedcdcaa1afef1943807b82936", kill_on_drop: false }`
[INFO] [stdout] 98d32176a5f23e9ae8e5e42aa15969cdf5d560bedcdcaa1afef1943807b82936
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0253deea342958a770cd777c59c90c64cc8cfd7839b1cdc9f4d1df3ea69e2e50
[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" "0253deea342958a770cd777c59c90c64cc8cfd7839b1cdc9f4d1df3ea69e2e50", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking fuzzcheck_arg_parser v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking fuzzcheck v0.2.1
[INFO] [stderr]     Checking fuzzcheck_serializer v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.66s
[INFO] running `Command { std: "docker" "inspect" "0253deea342958a770cd777c59c90c64cc8cfd7839b1cdc9f4d1df3ea69e2e50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0253deea342958a770cd777c59c90c64cc8cfd7839b1cdc9f4d1df3ea69e2e50", kill_on_drop: false }`
[INFO] [stdout] 0253deea342958a770cd777c59c90c64cc8cfd7839b1cdc9f4d1df3ea69e2e50