[INFO] fetching crate mexprp 0.3.0...
[INFO] checking mexprp-0.3.0 against beta-2020-07-24 for pr-75494-beta
[INFO] extracting crate mexprp 0.3.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate mexprp 0.3.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mexprp 0.3.0
[INFO] finished tweaking crates.io crate mexprp 0.3.0
[INFO] tweaked toml for crates.io crate mexprp 0.3.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cff39389a27971c595940ea4cab025ad52031439cd62424a24851f8aad4496a4
[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" "cff39389a27971c595940ea4cab025ad52031439cd62424a24851f8aad4496a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cff39389a27971c595940ea4cab025ad52031439cd62424a24851f8aad4496a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cff39389a27971c595940ea4cab025ad52031439cd62424a24851f8aad4496a4", kill_on_drop: false }`
[INFO] [stdout] cff39389a27971c595940ea4cab025ad52031439cd62424a24851f8aad4496a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 459c33ed08e4252ab831c8562e450df870ecec75974dda5104db2e87c0484aee
[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" "459c33ed08e4252ab831c8562e450df870ecec75974dda5104db2e87c0484aee", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.3.1
[INFO] [stderr]    Compiling rug v1.10.0
[INFO] [stderr]     Checking az v1.0.0
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "459c33ed08e4252ab831c8562e450df870ecec75974dda5104db2e87c0484aee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "459c33ed08e4252ab831c8562e450df870ecec75974dda5104db2e87c0484aee", kill_on_drop: false }`
[INFO] [stdout] 459c33ed08e4252ab831c8562e450df870ecec75974dda5104db2e87c0484aee
