[INFO] cloning repository https://github.com/AdmBreen/bchain-learning
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AdmBreen/bchain-learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdmBreen%2Fbchain-learning", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdmBreen%2Fbchain-learning'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 50f00f21d0b50d1ba758485e27e9706c3e981eea
[INFO] checking AdmBreen/bchain-learning against try#0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef for pr-147859
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdmBreen%2Fbchain-learning" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/AdmBreen/bchain-learning
[INFO] finished tweaking git repo https://github.com/AdmBreen/bchain-learning
[INFO] tweaked toml for git repo https://github.com/AdmBreen/bchain-learning written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AdmBreen/bchain-learning on toolchain 0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AdmBreen/bchain-learning already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] warning: /workspace/builds/worker-6-tc2/source/Cargo.toml: unused manifest key: profile.release.resolver
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4bb3bcca04722e70cb65a75688dbdd9f8e5a59e013ed06e370ffe2f436e70d8e
[INFO] running `Command { std: "docker" "start" "-a" "4bb3bcca04722e70cb65a75688dbdd9f8e5a59e013ed06e370ffe2f436e70d8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4bb3bcca04722e70cb65a75688dbdd9f8e5a59e013ed06e370ffe2f436e70d8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bb3bcca04722e70cb65a75688dbdd9f8e5a59e013ed06e370ffe2f436e70d8e", kill_on_drop: false }`
[INFO] [stdout] 4bb3bcca04722e70cb65a75688dbdd9f8e5a59e013ed06e370ffe2f436e70d8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b5652b23b3053381ae9421f8c9fe48555c547b12246a13b7fbed6c4214fa537
[INFO] running `Command { std: "docker" "start" "-a" "6b5652b23b3053381ae9421f8c9fe48555c547b12246a13b7fbed6c4214fa537", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] warning: /opt/rustwide/workdir/Cargo.toml: unused manifest key: profile.release.resolver
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]    Compiling find-msvc-tools v0.1.4
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]     Checking critical-section v1.2.0
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]     Checking const-oid v0.9.6
[INFO] [stderr]    Compiling toml_datetime v0.7.3
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking lock_api v0.4.14
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling indexmap v2.12.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking byte-slice-cast v1.2.3
[INFO] [stderr]    Compiling parity-scale-codec v3.7.5
[INFO] [stderr]     Checking form_urlencoded v1.2.2
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling syn v2.0.109
[INFO] [stderr]     Checking arrayref v0.3.9
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.34
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]     Checking tracing-core v0.1.34
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling toml_parser v1.0.4
[INFO] [stderr]     Checking keccak v0.1.5
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking opaque-debug v0.3.1
[INFO] [stderr]     Checking constant_time_eq v0.3.1
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]     Checking tinyvec v1.10.0
[INFO] [stderr]    Compiling cranelift-isle v0.95.1
[INFO] [stderr]    Compiling cc v1.2.44
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]     Checking const_format v0.2.35
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.95.1
[INFO] [stderr]    Compiling toml_edit v0.23.7
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.95.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking blake2b_simd v1.0.3
[INFO] [stderr]     Checking linux-raw-sys v0.11.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking slice-group-by v0.3.1
[INFO] [stderr]     Checking integer-sqrt v0.1.5
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling rustix v0.36.17
[INFO] [stderr]     Checking fixed-hash v0.8.0
[INFO] [stderr]     Checking bumpalo v3.19.0
[INFO] [stderr]     Checking io-lifetimes v1.0.11
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking linux-raw-sys v0.1.4
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]     Checking regalloc2 v0.6.1
[INFO] [stderr]     Checking rustc-demangle v0.1.26
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]     Checking is-terminal v0.4.17
[INFO] [stderr]    Compiling ref-cast v1.0.25
[INFO] [stderr]     Checking humantime v2.3.0
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling cpp_demangle v0.3.5
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking wasmtime-asm-macros v8.0.1
[INFO] [stderr]    Compiling wasmtime-cache v8.0.1
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]     Checking directories-next v2.0.0
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling wasmtime-runtime v8.0.1
[INFO] [stderr]     Checking rayon-core v1.13.0
[INFO] [stderr]     Checking wasmtime-jit-icache-coherence v8.0.1
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]    Compiling wasmtime v8.0.1
[INFO] [stderr]     Checking hash-db v0.16.0
[INFO] [stderr]     Checking getrandom_or_panic v0.0.3
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking serde_bytes v0.11.19
[INFO] [stderr]     Checking environmental v1.1.4
[INFO] [stderr]    Compiling fs-err v2.11.0
[INFO] [stderr]     Checking dyn-clone v1.0.20
[INFO] [stderr]     Checking num-format v0.4.4
[INFO] [stderr]    Compiling expander v2.2.1
[INFO] [stderr]    Compiling file-guard v0.2.0
[INFO] [stderr]     Checking hash256-std-hasher v0.15.2
[INFO] [stderr]     Checking array-bytes v6.2.3
[INFO] [stderr]     Checking uint v0.10.0
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]     Checking base16ct v0.2.0
[INFO] [stderr]     Checking impl-num-traits v0.2.0
[INFO] [stderr]    Compiling time-core v0.1.6
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]     Checking ff v0.13.1
[INFO] [stderr]    Compiling time-macros v0.2.24
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]     Checking gimli v0.32.3
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking trie-root v0.18.0
[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/0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.109/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="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=00d3cbb92141c06c -C extra-filename=-5ad4bfa0c941ffc4 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-032220d24784d37e.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-9652dff16ee3b0f4.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] running `Command { std: "docker" "inspect" "6b5652b23b3053381ae9421f8c9fe48555c547b12246a13b7fbed6c4214fa537", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b5652b23b3053381ae9421f8c9fe48555c547b12246a13b7fbed6c4214fa537", kill_on_drop: false }`
[INFO] [stdout] 6b5652b23b3053381ae9421f8c9fe48555c547b12246a13b7fbed6c4214fa537
