[INFO] fetching crate rdftk_skos 0.1.24...
[INFO] checking rdftk_skos-0.1.24 against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] extracting crate rdftk_skos 0.1.24 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate rdftk_skos 0.1.24 on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rdftk_skos 0.1.24
[INFO] finished tweaking crates.io crate rdftk_skos 0.1.24
[INFO] tweaked toml for crates.io crate rdftk_skos 0.1.24 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rdftk_io v0.1.4
[INFO] [stderr]   Downloaded rdftk_core v0.1.10
[INFO] [stderr]   Downloaded rdftk_names v0.1.7
[INFO] [stderr]   Downloaded rdftk_memgraph v0.1.6
[INFO] [stderr]   Downloaded unique_id v0.1.3
[INFO] [stderr]   Downloaded somedoc v0.1.7
[INFO] [stderr]   Downloaded rdftk_iri v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21ec5c83e1f0baddfc72ced82528d684d22b5fc419981053535030726e266299
[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" "21ec5c83e1f0baddfc72ced82528d684d22b5fc419981053535030726e266299", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21ec5c83e1f0baddfc72ced82528d684d22b5fc419981053535030726e266299", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21ec5c83e1f0baddfc72ced82528d684d22b5fc419981053535030726e266299", kill_on_drop: false }`
[INFO] [stdout] 21ec5c83e1f0baddfc72ced82528d684d22b5fc419981053535030726e266299
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff2d80468d4a309a918f6e6156f4955b32b0549b786be8bac9678fa084c58feb
[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" "ff2d80468d4a309a918f6e6156f4955b32b0549b786be8bac9678fa084c58feb", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking atomic_refcell v0.1.6
[INFO] [stderr]    Compiling paste v1.0.4
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking blob-uuid v0.4.0
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking unique_id v0.1.3
[INFO] [stderr]     Checking addr2line v0.14.1
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]     Checking rdftk_iri v0.1.4
[INFO] [stderr]     Checking somedoc v0.1.7
[INFO] [stderr]     Checking rdftk_names v0.1.7
[INFO] [stderr]     Checking rdftk_core v0.1.10
[INFO] [stderr]     Checking rdftk_memgraph v0.1.6
[INFO] [stderr]     Checking rdftk_io v0.1.4
[INFO] [stderr]     Checking rdftk_skos v0.1.24 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.49s
[INFO] running `Command { std: "docker" "inspect" "ff2d80468d4a309a918f6e6156f4955b32b0549b786be8bac9678fa084c58feb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff2d80468d4a309a918f6e6156f4955b32b0549b786be8bac9678fa084c58feb", kill_on_drop: false }`
[INFO] [stdout] ff2d80468d4a309a918f6e6156f4955b32b0549b786be8bac9678fa084c58feb