[INFO] fetching crate prolog_parser_rebis 0.8.68...
[INFO] checking prolog_parser_rebis-0.8.68 against try#99a443d6903f71d521237d8acb5a3016b534d17b for pr-83354
[INFO] extracting crate prolog_parser_rebis 0.8.68 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate prolog_parser_rebis 0.8.68 on toolchain 99a443d6903f71d521237d8acb5a3016b534d17b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prolog_parser_rebis 0.8.68
[INFO] finished tweaking crates.io crate prolog_parser_rebis 0.8.68
[INFO] tweaked toml for crates.io crate prolog_parser_rebis 0.8.68 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded az v1.1.1
[INFO] [stderr]   Downloaded unicode_reader v1.0.1
[INFO] [stderr]   Downloaded lexical-core v0.4.6
[INFO] [stderr]   Downloaded lexical v2.2.2
[INFO] [stderr]   Downloaded rug v1.12.0
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.4.4
[INFO] [stderr]   Downloaded num-rug-adapter v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a626e81e01bb3f1f3a9571d888f5ae41db7f2f44d6ab60a9491c0d4ab50bf4d
[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" "5a626e81e01bb3f1f3a9571d888f5ae41db7f2f44d6ab60a9491c0d4ab50bf4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a626e81e01bb3f1f3a9571d888f5ae41db7f2f44d6ab60a9491c0d4ab50bf4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a626e81e01bb3f1f3a9571d888f5ae41db7f2f44d6ab60a9491c0d4ab50bf4d", kill_on_drop: false }`
[INFO] [stdout] 5a626e81e01bb3f1f3a9571d888f5ae41db7f2f44d6ab60a9491c0d4ab50bf4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 7de933229d556f8df3501bff627b8af7782ec0151915b10bc93e93fa12c7aab2
[INFO] running `Command { std: "docker" "start" "-a" "7de933229d556f8df3501bff627b8af7782ec0151915b10bc93e93fa12c7aab2", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.4
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling rug v1.12.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking ordered-float v0.5.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking unicode_reader v1.0.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling lexical-core v0.4.6
[INFO] [stderr]    Compiling lexical v2.2.2
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "7de933229d556f8df3501bff627b8af7782ec0151915b10bc93e93fa12c7aab2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7de933229d556f8df3501bff627b8af7782ec0151915b10bc93e93fa12c7aab2", kill_on_drop: false }`
[INFO] [stdout] 7de933229d556f8df3501bff627b8af7782ec0151915b10bc93e93fa12c7aab2