[INFO] fetching crate elfx86exts 0.4.3...
[INFO] checking elfx86exts-0.4.3 against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015
[INFO] extracting crate elfx86exts 0.4.3 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate elfx86exts 0.4.3 on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate elfx86exts 0.4.3
[INFO] finished tweaking crates.io crate elfx86exts 0.4.3
[INFO] tweaked toml for crates.io crate elfx86exts 0.4.3 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate elfx86exts 0.4.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wait-timeout v0.2.0
[INFO] [stderr]   Downloaded predicates v1.0.4
[INFO] [stderr]   Downloaded serde_derive v1.0.110
[INFO] [stderr]   Downloaded capstone v0.7.0
[INFO] [stderr]   Downloaded miniz_oxide v0.3.6
[INFO] [stderr]   Downloaded serde v1.0.110
[INFO] [stderr]   Downloaded doc-comment v0.3.3
[INFO] [stderr]   Downloaded assert_cmd v1.0.1
[INFO] [stderr]   Downloaded object v0.21.1
[INFO] [stderr]   Downloaded capstone-sys v0.11.0
[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" "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" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "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] a8905e8f6038661f8620c4c77cbe9edb84cd783bcc0fda9677ab0759b1f7f4d8
[INFO] running `Command { std: "docker" "start" "-a" "a8905e8f6038661f8620c4c77cbe9edb84cd783bcc0fda9677ab0759b1f7f4d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8905e8f6038661f8620c4c77cbe9edb84cd783bcc0fda9677ab0759b1f7f4d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8905e8f6038661f8620c4c77cbe9edb84cd783bcc0fda9677ab0759b1f7f4d8", kill_on_drop: false }`
[INFO] [stdout] a8905e8f6038661f8620c4c77cbe9edb84cd783bcc0fda9677ab0759b1f7f4d8
[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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9de007db4df43023ebb100f64504bb04ab345a69868e6ac745f02dc777b5181
[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" "f9de007db4df43023ebb100f64504bb04ab345a69868e6ac745f02dc777b5181", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v1.0.19
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling capstone-sys v0.11.0
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]     Checking predicates v1.0.4
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking assert_cmd v1.0.1
[INFO] [stderr]     Checking object v0.21.1
[INFO] [stderr]    Compiling serde_derive 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 v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.91s
[INFO] running `Command { std: "docker" "inspect" "f9de007db4df43023ebb100f64504bb04ab345a69868e6ac745f02dc777b5181", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9de007db4df43023ebb100f64504bb04ab345a69868e6ac745f02dc777b5181", kill_on_drop: false }`
[INFO] [stdout] f9de007db4df43023ebb100f64504bb04ab345a69868e6ac745f02dc777b5181