[INFO] crate xtr 0.1.3 is already in cache
[INFO] checking xtr-0.1.3 against try#662bf71cc5bbfe44a109ab5b7205e12ec319754c for pr-67531
[INFO] extracting crate xtr 0.1.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate xtr 0.1.3 on toolchain 662bf71cc5bbfe44a109ab5b7205e12ec319754c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+662bf71cc5bbfe44a109ab5b7205e12ec319754c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate xtr 0.1.3
[INFO] finished tweaking crates.io crate xtr 0.1.3
[INFO] tweaked toml for crates.io crate xtr 0.1.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate xtr 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+662bf71cc5bbfe44a109ab5b7205e12ec319754c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+662bf71cc5bbfe44a109ab5b7205e12ec319754c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 079fb4fdc88e1d84e55f199cca34fc3f13126e164046c1d34de9d93aed8a57eb
[INFO] running `"docker" "start" "-a" "079fb4fdc88e1d84e55f199cca34fc3f13126e164046c1d34de9d93aed8a57eb"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc v1.0.40
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.1
[INFO] [stderr]     Checking regex-syntax v0.6.11
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling syn v1.0.3
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking quote v1.0.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling gettext-sys v0.19.9
[INFO] [stderr]     Checking chrono v0.4.7
[INFO] [stderr]     Checking backtrace v0.3.35
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking regex v1.2.1
[INFO] [stderr]     Checking locale_config v0.2.3
[ERROR] error running command: no output for 300 seconds
[INFO] running `"docker" "inspect" "079fb4fdc88e1d84e55f199cca34fc3f13126e164046c1d34de9d93aed8a57eb"`
[INFO] running `"docker" "rm" "-f" "079fb4fdc88e1d84e55f199cca34fc3f13126e164046c1d34de9d93aed8a57eb"`
[INFO] [stdout] 079fb4fdc88e1d84e55f199cca34fc3f13126e164046c1d34de9d93aed8a57eb