[INFO] cloning repository https://github.com/0xricksanchez/howto
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0xricksanchez/howto" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xricksanchez%2Fhowto", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xricksanchez%2Fhowto'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ab003fb2ee481cbcc5b812dc02899634913e369
[INFO] testing 0xricksanchez/howto against 1.86.0 for beta-1.87-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xricksanchez%2Fhowto" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/0xricksanchez/howto on toolchain 1.86.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.86.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/0xricksanchez/howto
[INFO] finished tweaking git repo https://github.com/0xricksanchez/howto
[INFO] tweaked toml for git repo https://github.com/0xricksanchez/howto written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/0xricksanchez/howto 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" "+1.86.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded windows-targets v0.48.1
[INFO] [stderr]   Downloaded tokio-macros v2.1.0
[INFO] [stderr]   Downloaded quote v1.0.32
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[INFO] [stderr]   Downloaded socket2 v0.4.9
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[INFO] [stderr]   Downloaded thiserror-impl v1.0.44
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[INFO] [stderr]   Downloaded futures-channel v0.3.28
[INFO] [stderr]   Downloaded nix v0.24.3
[INFO] [stderr]   Downloaded serde_derive v1.0.183
[INFO] [stderr]   Downloaded http v0.2.9
[INFO] [stderr]   Downloaded h2 v0.3.20
[INFO] [stderr]   Downloaded base64 v0.21.2
[INFO] [stderr]   Downloaded winreg v0.10.1
[INFO] [stderr]   Downloaded futures-util v0.3.28
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[INFO] [stderr]   Downloaded pin-project-lite v0.2.11
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.37
[INFO] [stderr]   Downloaded openssl v0.10.56
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[INFO] [stderr]   Downloaded clap v4.3.19
[INFO] [stderr]   Downloaded aho-corasick v1.0.2
[INFO] [stderr]   Downloaded bumpalo v3.13.0
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[INFO] [stderr]   Downloaded rayon v1.7.0
[INFO] [stderr]   Downloaded reqwest v0.11.18
[INFO] [stderr]   Downloaded nix v0.25.1
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[INFO] [stderr]   Downloaded regex v1.9.3
[INFO] [stderr]   Downloaded nix v0.26.2
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.87
[INFO] [stderr]   Downloaded chrono v0.4.26
[INFO] [stderr]   Downloaded object v0.31.1
[INFO] [stderr]   Downloaded cc v1.0.82
[INFO] [stderr]   Downloaded rustix v0.38.7
[INFO] [stderr]   Downloaded backtrace v0.3.68
[INFO] [stderr]   Downloaded regex-syntax v0.7.4
[INFO] [stderr]   Downloaded bytes v1.4.0
[INFO] [stderr]   Downloaded num-traits v0.2.16
[INFO] [stderr]   Downloaded wasi v0.10.0+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded bitflags v2.3.3
[INFO] [stderr]   Downloaded lock_api v0.4.10
[INFO] [stderr]   Downloaded regex-automata v0.3.6
[INFO] [stderr]   Downloaded parking_lot_core v0.9.8
[INFO] [stderr]   Downloaded derive_builder v0.11.2
[INFO] [stderr]   Downloaded encoding_rs v0.8.32
[INFO] [stderr]   Downloaded iana-time-zone v0.1.57
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[INFO] [stderr]   Downloaded errno v0.3.2
[INFO] [stderr]   Downloaded web-sys v0.3.64
[INFO] [stderr]   Downloaded futures-task v0.3.28
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[INFO] [stderr]   Downloaded mio v0.8.8
[INFO] [stderr]   Downloaded hermit-abi v0.3.2
[INFO] [stderr]   Downloaded smallvec v1.11.0
[INFO] [stderr]   Downloaded clipboard-win v4.5.0
[INFO] [stderr]   Downloaded derive_builder_core v0.11.2
[INFO] [stderr]   Downloaded deranged v0.3.7
[INFO] [stderr]   Downloaded str-buf v1.0.6
[INFO] [stderr]   Downloaded fd-lock v3.0.13
[INFO] [stderr]   Downloaded nibble_vec v0.1.0
[INFO] [stderr]   Downloaded beef v0.5.2
[INFO] [stderr]   Downloaded crossbeam v0.8.2
[INFO] [stderr]   Downloaded darling_macro v0.14.4
[INFO] [stderr]   Downloaded derive_builder_macro v0.11.2
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.8
[INFO] [stderr]   Downloaded time-core v0.1.1
[INFO] [stderr]   Downloaded js-sys v0.3.64
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.87
[INFO] [stderr]   Downloaded endian-type v0.1.2
[INFO] [stderr]   Downloaded crossbeam-queue v0.3.8
[INFO] [stderr]   Downloaded defer-drop v1.3.0
[INFO] [stderr]   Downloaded darling_core v0.14.4
[INFO] [stderr]   Downloaded darling v0.14.4
[INFO] [stderr]   Downloaded fuzzy-matcher v0.3.7
[INFO] [stderr]   Downloaded home v0.5.5
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.87
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.87
[INFO] [stderr]   Downloaded aionic v0.1.5
[INFO] [stderr]   Downloaded unicode-segmentation v1.10.1
[INFO] [stderr]   Downloaded timer v0.2.0
[INFO] [stderr]   Downloaded dirs-sys-next v0.1.2
[INFO] [stderr]   Downloaded term v0.7.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.91
[INFO] [stderr]   Downloaded getrandom v0.2.10
[INFO] [stderr]   Downloaded rustyline v12.0.0
[INFO] [stderr]   Downloaded serde_json v1.0.104
[INFO] [stderr]   Downloaded linux-raw-sys v0.4.5
[INFO] [stderr]   Downloaded tracing-core v0.1.31
[INFO] [stderr]   Downloaded tokio-util v0.7.8
[INFO] [stderr]   Downloaded httpdate v1.0.2
[INFO] [stderr]   Downloaded ipnet v2.8.0
[INFO] [stderr]   Downloaded tempfile v3.7.1
[INFO] [stderr]   Downloaded url v2.4.0
[INFO] [stderr]   Downloaded futures-io v0.3.28
[INFO] [stderr]   Downloaded futures-macro v0.3.28
[INFO] [stderr]   Downloaded wasm-streams v0.2.3
[INFO] [stderr]   Downloaded rustversion v1.0.14
[INFO] [stderr]   Downloaded vte_generate_state_changes v0.1.1
[INFO] [stderr]   Downloaded vte v0.11.1
[INFO] [stderr]   Downloaded skim v0.10.4
[INFO] [stderr]   Downloaded serde v1.0.183
[INFO] [stderr]   Downloaded futures-sink v0.3.28
[INFO] [stderr]   Downloaded tracing v0.1.37
[INFO] [stderr]   Downloaded anstyle-parse v0.2.1
[INFO] [stderr]   Downloaded libc v0.2.147
[INFO] [stderr]   Downloaded tokio v1.29.1
[INFO] [stderr]   Downloaded fastrand v2.0.0
[INFO] [stderr]   Downloaded log v0.4.19
[INFO] [stderr]   Downloaded thiserror v1.0.44
[INFO] [stderr]   Downloaded tuikit v0.5.0
[INFO] [stderr]   Downloaded futures-core v0.3.28
[INFO] [stderr]   Downloaded dirs-next v2.0.0
[INFO] [stderr]   Downloaded syn v2.0.28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca0bd065b91b4e97e697e67e0d1ee0fae0d237e07104d1d813d534e088e1912e
[INFO] running `Command { std: "docker" "start" "-a" "ca0bd065b91b4e97e697e67e0d1ee0fae0d237e07104d1d813d534e088e1912e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca0bd065b91b4e97e697e67e0d1ee0fae0d237e07104d1d813d534e088e1912e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca0bd065b91b4e97e697e67e0d1ee0fae0d237e07104d1d813d534e088e1912e", kill_on_drop: false }`
[INFO] [stdout] ca0bd065b91b4e97e697e67e0d1ee0fae0d237e07104d1d813d534e088e1912e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 880960a01106b55f72dd4d264fda86a408f371c23942c43969d9b2e5508e657e
[INFO] running `Command { std: "docker" "start" "-a" "880960a01106b55f72dd4d264fda86a408f371c23942c43969d9b2e5508e657e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling smallvec v1.11.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling pin-project-lite v0.2.11
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling bytes v1.4.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling rustix v0.38.7
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling linux-raw-sys v0.4.5
[INFO] [stderr]    Compiling bitflags v2.3.3
[INFO] [stderr]    Compiling log v0.4.19
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling tracing-core v0.1.31
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling openssl v0.10.56
[INFO] [stderr]    Compiling cc v1.0.82
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling http v0.2.9
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling futures-sink v0.3.28
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling aho-corasick v1.0.2
[INFO] [stderr]    Compiling percent-encoding v2.3.0
[INFO] [stderr]    Compiling regex-syntax v0.7.4
[INFO] [stderr]    Compiling iana-time-zone v0.1.57
[INFO] [stderr]    Compiling try-lock v0.2.4
[INFO] [stderr]    Compiling serde_derive v1.0.183
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]    Compiling form_urlencoded v1.2.0
[INFO] [stderr]    Compiling vte_generate_state_changes v0.1.1
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling socket2 v0.4.9
[INFO] [stderr]    Compiling mio v0.8.8
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling openssl-sys v0.9.91
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling chrono v0.4.26
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling nix v0.24.3
[INFO] [stderr]    Compiling http-body v0.4.5
[INFO] [stderr]    Compiling thread_local v1.1.7
[INFO] [stderr]    Compiling httpdate v1.0.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling deranged v0.3.7
[INFO] [stderr]    Compiling ryu v1.0.15
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling tower-service v0.3.2
[INFO] [stderr]    Compiling time-core v0.1.1
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling is-terminal v0.4.9
[INFO] [stderr]    Compiling rayon v1.7.0
[INFO] [stderr]    Compiling vte v0.11.1
[INFO] [stderr]    Compiling idna v0.4.0
[INFO] [stderr]    Compiling fuzzy-matcher v0.3.7
[INFO] [stderr]    Compiling nix v0.25.1
[INFO] [stderr]    Compiling crossbeam v0.8.2
[INFO] [stderr]    Compiling defer-drop v1.3.0
[INFO] [stderr]    Compiling time v0.3.25
[INFO] [stderr]    Compiling anstyle-parse v0.2.1
[INFO] [stderr]    Compiling regex-automata v0.3.6
[INFO] [stderr]    Compiling tuikit v0.5.0
[INFO] [stderr]    Compiling nibble_vec v0.1.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling timer v0.2.0
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling anstyle v1.0.1
[INFO] [stderr]    Compiling radix_trie v0.2.1
[INFO] [stderr]    Compiling nix v0.26.2
[INFO] [stderr]    Compiling url v2.4.0
[INFO] [stderr]    Compiling anstream v0.3.2
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling fd-lock v3.0.13
[INFO] [stderr]    Compiling encoding_rs v0.8.32
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling clap_lex v0.5.0
[INFO] [stderr]    Compiling home v0.5.5
[INFO] [stderr]    Compiling base64 v0.21.2
[INFO] [stderr]    Compiling ipnet v2.8.0
[INFO] [stderr]    Compiling clap_builder v4.3.19
[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/1.86.0-x86_64-unknown-linux-gnu/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=c4b2a45eea31b85e -C extra-filename=-94b348598474cd6e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-1d1415b693e68c16.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-90d407cf380377db.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-6ae554bfe0a19172.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "880960a01106b55f72dd4d264fda86a408f371c23942c43969d9b2e5508e657e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "880960a01106b55f72dd4d264fda86a408f371c23942c43969d9b2e5508e657e", kill_on_drop: false }`
[INFO] [stdout] 880960a01106b55f72dd4d264fda86a408f371c23942c43969d9b2e5508e657e