[INFO] cloning repository https://github.com/pkgw/elfx86exts
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pkgw/elfx86exts" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpkgw%2Felfx86exts", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpkgw%2Felfx86exts'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 53be4f8e175fbc4e6df2b2425cf54fd0ea0393cf
[INFO] checking pkgw/elfx86exts against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpkgw%2Felfx86exts" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pkgw/elfx86exts on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pkgw/elfx86exts
[INFO] finished tweaking git repo https://github.com/pkgw/elfx86exts
[INFO] tweaked toml for git repo https://github.com/pkgw/elfx86exts written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/pkgw/elfx86exts already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "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] cf0c8023686ac1638019e49005f80a1d601f2ee3a3b29e6c73aaeadab59b86f1
[INFO] running `Command { std: "docker" "start" "-a" "cf0c8023686ac1638019e49005f80a1d601f2ee3a3b29e6c73aaeadab59b86f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf0c8023686ac1638019e49005f80a1d601f2ee3a3b29e6c73aaeadab59b86f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf0c8023686ac1638019e49005f80a1d601f2ee3a3b29e6c73aaeadab59b86f1", kill_on_drop: false }`
[INFO] [stdout] cf0c8023686ac1638019e49005f80a1d601f2ee3a3b29e6c73aaeadab59b86f1
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0fe39e0913f298b2547b11048e28ddf25d0d251bd66bdbfadff9c5c82a12bd0a
[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" "0fe39e0913f298b2547b11048e28ddf25d0d251bd66bdbfadff9c5c82a12bd0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v1.0.19
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking wasmparser v0.57.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking predicates v1.0.4
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling capstone-sys v0.11.0
[INFO] [stderr]     Checking assert_cmd v1.0.2
[INFO] [stderr]     Checking object v0.22.0
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]     Checking serde v1.0.110
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking escargot v0.5.0
[INFO] [stderr]     Checking capstone v0.7.0
[INFO] [stderr]     Checking elfx86exts v0.0.0-dev.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 24s
[INFO] running `Command { std: "docker" "inspect" "0fe39e0913f298b2547b11048e28ddf25d0d251bd66bdbfadff9c5c82a12bd0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fe39e0913f298b2547b11048e28ddf25d0d251bd66bdbfadff9c5c82a12bd0a", kill_on_drop: false }`
[INFO] [stdout] 0fe39e0913f298b2547b11048e28ddf25d0d251bd66bdbfadff9c5c82a12bd0a