[INFO] fetching crate rust-kpdb 0.4.2...
[INFO] checking rust-kpdb-0.4.2 against try#6024cfef3a82f9a7688f07054f1650081bad3af5 for pr-74130
[INFO] extracting crate rust-kpdb 0.4.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rust-kpdb 0.4.2 on toolchain 6024cfef3a82f9a7688f07054f1650081bad3af5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust-kpdb 0.4.2
[INFO] finished tweaking crates.io crate rust-kpdb 0.4.2
[INFO] tweaked toml for crates.io crate rust-kpdb 0.4.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a0fd44cab939dc8c9cfd41e24bb73314bae61db021d754a7c5da6f365dc4d209
[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" "a0fd44cab939dc8c9cfd41e24bb73314bae61db021d754a7c5da6f365dc4d209", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0fd44cab939dc8c9cfd41e24bb73314bae61db021d754a7c5da6f365dc4d209", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0fd44cab939dc8c9cfd41e24bb73314bae61db021d754a7c5da6f365dc4d209", kill_on_drop: false }`
[INFO] [stdout] a0fd44cab939dc8c9cfd41e24bb73314bae61db021d754a7c5da6f365dc4d209
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d657944ca4af7fb14615dbf3957c68497645b6a8cfd4ebc03844d780e93834b
[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" "5d657944ca4af7fb14615dbf3957c68497645b6a8cfd4ebc03844d780e93834b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking xml-rs v0.6.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking miniz-sys v0.1.12
[INFO] [stderr]     Checking secstr v0.3.2
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]     Checking env_logger v0.3.5
[INFO] [stderr]     Checking rust-crypto v0.2.36
[INFO] [stderr]     Checking quickcheck v0.4.1
[INFO] [stderr]     Checking rust-kpdb v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]    --> src/types/error.rs:143:39
[INFO] [stdout]     |
[INFO] [stdout] 143 |             Error::Io(ref err) => err.description(),
[INFO] [stdout]     |                                       ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]    --> src/types/error.rs:143:39
[INFO] [stdout]     |
[INFO] [stdout] 143 |             Error::Io(ref err) => err.description(),
[INFO] [stdout]     |                                       ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.30s
[INFO] running `Command { std: "docker" "inspect" "5d657944ca4af7fb14615dbf3957c68497645b6a8cfd4ebc03844d780e93834b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d657944ca4af7fb14615dbf3957c68497645b6a8cfd4ebc03844d780e93834b", kill_on_drop: false }`
[INFO] [stdout] 5d657944ca4af7fb14615dbf3957c68497645b6a8cfd4ebc03844d780e93834b