[INFO] fetching crate twiggy-parser 0.6.0...
[INFO] checking twiggy-parser-0.6.0 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate twiggy-parser 0.6.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate twiggy-parser 0.6.0 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate twiggy-parser 0.6.0
[INFO] finished tweaking crates.io crate twiggy-parser 0.6.0
[INFO] tweaked toml for crates.io crate twiggy-parser 0.6.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded twiggy-traits v0.6.0
[INFO] [stderr]   Downloaded parity-wasm v0.38.0
[INFO] [stderr]   Downloaded goblin v0.0.22
[INFO] [stderr]   Downloaded object v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6df7ec7631ecfcd8c95b01eba898d5156edb449f85228a8f89b0cd3b7858fea7
[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" "6df7ec7631ecfcd8c95b01eba898d5156edb449f85228a8f89b0cd3b7858fea7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6df7ec7631ecfcd8c95b01eba898d5156edb449f85228a8f89b0cd3b7858fea7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6df7ec7631ecfcd8c95b01eba898d5156edb449f85228a8f89b0cd3b7858fea7", kill_on_drop: false }`
[INFO] [stdout] 6df7ec7631ecfcd8c95b01eba898d5156edb449f85228a8f89b0cd3b7858fea7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1efa9843e2f1038b0e1d870315cfabf63fe0f129e93893564ea5caf6a4a1036
[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" "e1efa9843e2f1038b0e1d870315cfabf63fe0f129e93893564ea5caf6a4a1036", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking frozen v1.0.0
[INFO] [stderr]     Checking parity-wasm v0.38.0
[INFO] [stderr]     Checking wasmparser v0.31.1
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]     Checking arrayvec v0.4.12
[INFO] [stderr]     Checking flate2 v1.0.16
[INFO] [stderr]     Checking gimli v0.18.0
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling cpp_demangle v0.2.16
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling scroll_derive v0.9.5
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking goblin v0.0.22
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking object v0.12.0
[INFO] [stderr]     Checking twiggy-ir v0.6.0
[INFO] [stderr]     Checking twiggy-traits v0.6.0
[INFO] [stderr]     Checking twiggy-parser v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.94s
[INFO] running `Command { std: "docker" "inspect" "e1efa9843e2f1038b0e1d870315cfabf63fe0f129e93893564ea5caf6a4a1036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1efa9843e2f1038b0e1d870315cfabf63fe0f129e93893564ea5caf6a4a1036", kill_on_drop: false }`
[INFO] [stdout] e1efa9843e2f1038b0e1d870315cfabf63fe0f129e93893564ea5caf6a4a1036