[INFO] fetching crate arn-language 1.1.6...
[INFO] testing arn-language-1.1.6 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate arn-language 1.1.6 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate arn-language 1.1.6 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arn-language 1.1.6
[INFO] finished tweaking crates.io crate arn-language 1.1.6
[INFO] tweaked toml for crates.io crate arn-language 1.1.6 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate arn-language 1.1.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--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] 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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43ce060ad793c045f6d4bf8038e5d87aa78acabd32768a4cd596f5d599de9e64
[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" "43ce060ad793c045f6d4bf8038e5d87aa78acabd32768a4cd596f5d599de9e64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43ce060ad793c045f6d4bf8038e5d87aa78acabd32768a4cd596f5d599de9e64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43ce060ad793c045f6d4bf8038e5d87aa78acabd32768a4cd596f5d599de9e64", kill_on_drop: false }`
[INFO] [stdout] 43ce060ad793c045f6d4bf8038e5d87aa78acabd32768a4cd596f5d599de9e64
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] baddcd1e352b5fe6ddd135c82bddb16f3cc28bd2379f3a296f90a81c2336d1a2
[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" "baddcd1e352b5fe6ddd135c82bddb16f3cc28bd2379f3a296f90a81c2336d1a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.4
[INFO] [stderr]    Compiling az v1.1.1
[INFO] [stderr]    Compiling hamming v0.1.3
[INFO] [stderr]    Compiling rug v1.12.0
[INFO] [stderr]    Compiling primal-estimate v0.3.1
[INFO] [stderr]    Compiling radix_fmt v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling primal-bit v0.3.0
[INFO] [stderr]    Compiling primal-sieve v0.3.1
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling primal-check v0.3.1
[INFO] [stderr]    Compiling primal v0.3.0
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "baddcd1e352b5fe6ddd135c82bddb16f3cc28bd2379f3a296f90a81c2336d1a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baddcd1e352b5fe6ddd135c82bddb16f3cc28bd2379f3a296f90a81c2336d1a2", kill_on_drop: false }`
[INFO] [stdout] baddcd1e352b5fe6ddd135c82bddb16f3cc28bd2379f3a296f90a81c2336d1a2