[INFO] fetching crate twiggy 0.7.0...
[INFO] checking twiggy-0.7.0 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate twiggy 0.7.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate twiggy 0.7.0 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate twiggy 0.7.0
[INFO] finished tweaking crates.io crate twiggy 0.7.0
[INFO] tweaked toml for crates.io crate twiggy 0.7.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate twiggy 0.7.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd50654b25fec90a1ec24bcef1996d0afc40ca785dba3e9a2e817916dfccc2fc
[INFO] running `Command { std: "docker" "start" "-a" "fd50654b25fec90a1ec24bcef1996d0afc40ca785dba3e9a2e817916dfccc2fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd50654b25fec90a1ec24bcef1996d0afc40ca785dba3e9a2e817916dfccc2fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd50654b25fec90a1ec24bcef1996d0afc40ca785dba3e9a2e817916dfccc2fc", kill_on_drop: false }`
[INFO] [stdout] fd50654b25fec90a1ec24bcef1996d0afc40ca785dba3e9a2e817916dfccc2fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d770df4b50d02bb3d8f16756d2fc5ced189bf438c64e305b8251e7d03ea07a89
[INFO] running `Command { std: "docker" "start" "-a" "d770df4b50d02bb3d8f16756d2fc5ced189bf438c64e305b8251e7d03ea07a89", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling cpp_demangle v0.3.3
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking fixedbitset v0.4.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking frozen v1.0.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking wasmparser v0.35.3
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking parity-wasm v0.41.0
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking gimli v0.25.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking object v0.26.2
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking petgraph v0.6.0
[INFO] [stderr]     Checking flate2 v1.0.21
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking addr2line v0.16.0
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]    Compiling twiggy-opt v0.7.0
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling scroll_derive v0.10.5
[INFO] [stderr]    Compiling structopt-derive v0.4.16
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking scroll v0.10.2
[INFO] [stderr]     Checking goblin v0.1.3
[INFO] [stderr]     Checking structopt v0.3.23
[INFO] [stderr]     Checking twiggy-ir v0.7.0
[INFO] [stderr]     Checking twiggy-traits v0.7.0
[INFO] [stderr]     Checking object v0.17.0
[INFO] [stderr]     Checking twiggy-analyze v0.7.0
[INFO] [stderr]     Checking twiggy-parser v0.7.0
[INFO] [stderr]     Checking twiggy v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.11s
[INFO] running `Command { std: "docker" "inspect" "d770df4b50d02bb3d8f16756d2fc5ced189bf438c64e305b8251e7d03ea07a89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d770df4b50d02bb3d8f16756d2fc5ced189bf438c64e305b8251e7d03ea07a89", kill_on_drop: false }`
[INFO] [stdout] d770df4b50d02bb3d8f16756d2fc5ced189bf438c64e305b8251e7d03ea07a89