[INFO] fetching crate bitcoin-mem 0.1.16-alpha.0...
[INFO] checking bitcoin-mem-0.1.16-alpha.0 against try#d48499c087dc9ccf49e58dd584b2df4a2c08657c for pr-113312
[INFO] extracting crate bitcoin-mem 0.1.16-alpha.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate bitcoin-mem 0.1.16-alpha.0 on toolchain d48499c087dc9ccf49e58dd584b2df4a2c08657c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d48499c087dc9ccf49e58dd584b2df4a2c08657c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bitcoin-mem 0.1.16-alpha.0
[INFO] finished tweaking crates.io crate bitcoin-mem 0.1.16-alpha.0
[INFO] tweaked toml for crates.io crate bitcoin-mem 0.1.16-alpha.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d48499c087dc9ccf49e58dd584b2df4a2c08657c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d48499c087dc9ccf49e58dd584b2df4a2c08657c" "fetch" "--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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+d48499c087dc9ccf49e58dd584b2df4a2c08657c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cdc4d43167c557b7b620d0abbbfe808b50b6df6f44eed65dbddc798255670d5e
[INFO] running `Command { std: "docker" "start" "-a" "cdc4d43167c557b7b620d0abbbfe808b50b6df6f44eed65dbddc798255670d5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cdc4d43167c557b7b620d0abbbfe808b50b6df6f44eed65dbddc798255670d5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdc4d43167c557b7b620d0abbbfe808b50b6df6f44eed65dbddc798255670d5e", kill_on_drop: false }`
[INFO] [stdout] cdc4d43167c557b7b620d0abbbfe808b50b6df6f44eed65dbddc798255670d5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+d48499c087dc9ccf49e58dd584b2df4a2c08657c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf9358187df36d3e6771c73cb9678e66fc6086cee9c817c18cc5767e6532c39a
[INFO] running `Command { std: "docker" "start" "-a" "bf9358187df36d3e6771c73cb9678e66fc6086cee9c817c18cc5767e6532c39a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.166
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling log v0.4.19
[INFO] [stderr]    Compiling syn v2.0.23
[INFO] [stderr]    Compiling termcolor v1.2.0
[INFO] [stderr]    Compiling backtrace v0.3.68
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling gimli v0.27.3
[INFO] [stderr]    Compiling aho-corasick v1.0.2
[INFO] [stderr]    Compiling object v0.31.1
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling serde_json v1.0.99
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/d48499c087dc9ccf49e58dd584b2df4a2c08657c/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-2.0.23/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=4c896bf11708b1ae -C extra-filename=-4c896bf11708b1ae --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-5244279472745150.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-cc068415c10c9a94.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-04e98006bd35140f.rmeta --cap-lints allow --cap-lints=forbid` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "bf9358187df36d3e6771c73cb9678e66fc6086cee9c817c18cc5767e6532c39a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf9358187df36d3e6771c73cb9678e66fc6086cee9c817c18cc5767e6532c39a", kill_on_drop: false }`
[INFO] [stdout] bf9358187df36d3e6771c73cb9678e66fc6086cee9c817c18cc5767e6532c39a