[INFO] fetching crate symbolic-proguard 7.5.0...
[INFO] checking symbolic-proguard-7.5.0 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate symbolic-proguard 7.5.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate symbolic-proguard 7.5.0 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate symbolic-proguard 7.5.0
[INFO] finished tweaking crates.io crate symbolic-proguard 7.5.0
[INFO] tweaked toml for crates.io crate symbolic-proguard 7.5.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded symbolic-common v7.5.0
[INFO] [stderr]   Downloaded proguard v4.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e43ee1a4cf61277c1edeb86494d3c78a9e9042708e2bedb0df0b45ecd774c14
[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" "9e43ee1a4cf61277c1edeb86494d3c78a9e9042708e2bedb0df0b45ecd774c14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e43ee1a4cf61277c1edeb86494d3c78a9e9042708e2bedb0df0b45ecd774c14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e43ee1a4cf61277c1edeb86494d3c78a9e9042708e2bedb0df0b45ecd774c14", kill_on_drop: false }`
[INFO] [stdout] 9e43ee1a4cf61277c1edeb86494d3c78a9e9042708e2bedb0df0b45ecd774c14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c26f97e9c48516aeaa5d3a8a49143924dec190c0c66b6425d58dddb3245b66d
[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" "5c26f97e9c48516aeaa5d3a8a49143924dec190c0c66b6425d58dddb3245b66d", kill_on_drop: false }`
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling backtrace v0.3.58
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking debugid v0.7.2
[INFO] [stderr]     Checking proguard v4.1.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking symbolic-common v7.5.0
[INFO] [stderr]     Checking symbolic-proguard v7.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.95s
[INFO] running `Command { std: "docker" "inspect" "5c26f97e9c48516aeaa5d3a8a49143924dec190c0c66b6425d58dddb3245b66d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c26f97e9c48516aeaa5d3a8a49143924dec190c0c66b6425d58dddb3245b66d", kill_on_drop: false }`
[INFO] [stdout] 5c26f97e9c48516aeaa5d3a8a49143924dec190c0c66b6425d58dddb3245b66d