[INFO] fetching crate flowrlib 0.95.0...
[INFO] checking flowrlib-0.95.0 against try#7424ce9ff9baac3e9d9f5dd3c85828cddea0134d for pr-136776-1
[INFO] extracting crate flowrlib 0.95.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate flowrlib 0.95.0
[INFO] finished tweaking crates.io crate flowrlib 0.95.0
[INFO] tweaked toml for crates.io crate flowrlib 0.95.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate flowrlib 0.95.0 on toolchain 7424ce9ff9baac3e9d9f5dd3c85828cddea0134d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7424ce9ff9baac3e9d9f5dd3c85828cddea0134d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7424ce9ff9baac3e9d9f5dd3c85828cddea0134d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 230 packages to latest compatible versions
[INFO] [stderr]       Adding flowcore v0.95.0 (available: v0.142.0)
[INFO] [stderr]       Adding multimap v0.8.3 (available: v0.10.1)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding serial_test v1.0.0 (available: v3.2.0)
[INFO] [stderr]       Adding simpath v2.3.0 (available: v2.5.0)
[INFO] [stderr]       Adding url v2.2.2 (available: v2.5.7)
[INFO] [stderr]       Adding wasmtime v6.0.2 (available: v39.0.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7424ce9ff9baac3e9d9f5dd3c85828cddea0134d" "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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+7424ce9ff9baac3e9d9f5dd3c85828cddea0134d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58a2ff2dc5e79a451e657768e36397f0ef453e27c8d9543dbf61571b071e8fce
[INFO] running `Command { std: "docker" "start" "-a" "58a2ff2dc5e79a451e657768e36397f0ef453e27c8d9543dbf61571b071e8fce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58a2ff2dc5e79a451e657768e36397f0ef453e27c8d9543dbf61571b071e8fce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58a2ff2dc5e79a451e657768e36397f0ef453e27c8d9543dbf61571b071e8fce", kill_on_drop: false }`
[INFO] [stdout] 58a2ff2dc5e79a451e657768e36397f0ef453e27c8d9543dbf61571b071e8fce
[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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+7424ce9ff9baac3e9d9f5dd3c85828cddea0134d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5b3bffd8c5cd5ff7a9d72c8403f3021ab7602ecf752e9041b5ef55329dd77c6
[INFO] running `Command { std: "docker" "start" "-a" "b5b3bffd8c5cd5ff7a9d72c8403f3021ab7602ecf752e9041b5ef55329dd77c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking unicode-normalization v0.1.25
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling cranelift-isle v0.93.2
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.93.2
[INFO] [stderr]    Compiling winnow v0.7.14
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.93.2
[INFO] [stderr]     Checking ahash v0.7.8
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking slice-group-by v0.3.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling version-compare v0.2.1
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]     Checking regalloc2 v0.5.1
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking bumpalo v3.19.0
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]     Checking cranelift-entity v0.93.2
[INFO] [stderr]    Compiling cfg-expr v0.15.8
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling rustix v0.36.17
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking io-lifetimes v1.0.11
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling cpp_demangle v0.3.5
[INFO] [stderr]     Checking linux-raw-sys v0.1.4
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]     Checking cranelift-bforest v0.93.2
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking gimli v0.26.2
[INFO] [stderr]     Checking object v0.29.0
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking memfd v0.6.5
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]     Checking wasmtime-jit-debug v6.0.2
[INFO] [stderr]     Checking wasmtime-asm-macros v6.0.2
[INFO] [stderr]     Checking wasmparser v0.100.0
[INFO] [stderr]     Checking winnow v0.5.40
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling cc v1.2.48
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking wasmtime-jit-icache-coherence v6.0.2
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling wasmtime v6.0.2
[INFO] [stderr]     Checking serde_yaml v0.9.34+deprecated
[INFO] [stderr]     Checking error-chain v0.12.4
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]     Checking hashbrown v0.14.5
[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/7424ce9ff9baac3e9d9f5dd3c85828cddea0134d/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/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"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=a85bab5a30660d04 -C extra-filename=-db406dbc53bb07c3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-7f248eb89d15af9d.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e50ca8f86bc2df2a.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-9533002ac35f5809.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `object` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/7424ce9ff9baac3e9d9f5dd3c85828cddea0134d/bin/rustc --crate-name object --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/object-0.32.2/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="archive"' --cfg 'feature="coff"' --cfg 'feature="elf"' --cfg 'feature="macho"' --cfg 'feature="pe"' --cfg 'feature="read"' --cfg 'feature="read_core"' --cfg 'feature="std"' --cfg 'feature="unaligned"' --cfg 'feature="xcoff"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("all", "alloc", "archive", "cargo-all", "coff", "compiler_builtins", "compression", "core", "default", "doc", "elf", "macho", "pe", "read", "read_core", "rustc-dep-of-std", "std", "unaligned", "unstable", "unstable-all", "wasm", "write", "write_core", "write_std", "xcoff"))' -C metadata=ec4b35838970c05c -C extra-filename=-4fb7e7968f42966b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-ca36ce98a96d8f76.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "b5b3bffd8c5cd5ff7a9d72c8403f3021ab7602ecf752e9041b5ef55329dd77c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5b3bffd8c5cd5ff7a9d72c8403f3021ab7602ecf752e9041b5ef55329dd77c6", kill_on_drop: false }`
[INFO] [stdout] b5b3bffd8c5cd5ff7a9d72c8403f3021ab7602ecf752e9041b5ef55329dd77c6