[INFO] crate about-system 0.1.0 is already in cache
[INFO] checking about-system-0.1.0 against try#3738e44c8fffe9e1fdfda9304a4df74ce7b29152 for pr-68746
[INFO] extracting crate about-system 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate about-system 0.1.0 on toolchain 3738e44c8fffe9e1fdfda9304a4df74ce7b29152
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3738e44c8fffe9e1fdfda9304a4df74ce7b29152" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate about-system 0.1.0
[INFO] finished tweaking crates.io crate about-system 0.1.0
[INFO] tweaked toml for crates.io crate about-system 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3738e44c8fffe9e1fdfda9304a4df74ce7b29152" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3738e44c8fffe9e1fdfda9304a4df74ce7b29152" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+3738e44c8fffe9e1fdfda9304a4df74ce7b29152" "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] c33eda702c7a4d3f56da076400f57abac17f60e0a77f45109364369a057a0090
[INFO] running `"docker" "start" "-a" "c33eda702c7a4d3f56da076400f57abac17f60e0a77f45109364369a057a0090"`
[INFO] [stderr]    Compiling sysinfo v0.3.19
[INFO] [stderr]     Checking rs-release v0.1.7
[INFO] [stderr]     Checking cpuid v0.1.1
[INFO] [stderr]     Checking uname v0.1.1
[INFO] [stderr]     Checking about-system v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/lib.rs:69:40
[INFO] [stderr]    |
[INFO] [stderr] 69 |             display(s) -> ("{}: {}", s.description(), err)
[INFO] [stderr]    |                                        ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/lib.rs:75:40
[INFO] [stderr]    |
[INFO] [stderr] 75 |             display(s) -> ("{}: {}", s.description(), err)
[INFO] [stderr]    |                                        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/lib.rs:69:40
[INFO] [stderr]    |
[INFO] [stderr] 69 |             display(s) -> ("{}: {}", s.description(), err)
[INFO] [stderr]    |                                        ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/lib.rs:75:40
[INFO] [stderr]    |
[INFO] [stderr] 75 |             display(s) -> ("{}: {}", s.description(), err)
[INFO] [stderr]    |                                        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `"docker" "inspect" "c33eda702c7a4d3f56da076400f57abac17f60e0a77f45109364369a057a0090"`
[INFO] running `"docker" "rm" "-f" "c33eda702c7a4d3f56da076400f57abac17f60e0a77f45109364369a057a0090"`
[INFO] [stdout] c33eda702c7a4d3f56da076400f57abac17f60e0a77f45109364369a057a0090