[INFO] cloning repository https://github.com/xelectro/amplifier
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xelectro/amplifier" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxelectro%2Famplifier", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxelectro%2Famplifier'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 75935c28a3f84ca75c9da3feef053e5b820cb199
[INFO] checking xelectro/amplifier against try#b10dae361a61486cfbdcd3aae3877ee17e00d192 for pr-153912
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxelectro%2Famplifier" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/xelectro/amplifier
[INFO] finished tweaking git repo https://github.com/xelectro/amplifier
[INFO] tweaked toml for git repo https://github.com/xelectro/amplifier written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/xelectro/amplifier on toolchain b10dae361a61486cfbdcd3aae3877ee17e00d192
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b10dae361a61486cfbdcd3aae3877ee17e00d192" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/xelectro/amplifier 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" "+b10dae361a61486cfbdcd3aae3877ee17e00d192" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b10dae361a61486cfbdcd3aae3877ee17e00d192" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50f5790d6b15424f3f56dbe92b746886f9879c05a7c5ad50f1069b832ddea9b1
[INFO] running `Command { std: "docker" "start" "-a" "50f5790d6b15424f3f56dbe92b746886f9879c05a7c5ad50f1069b832ddea9b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50f5790d6b15424f3f56dbe92b746886f9879c05a7c5ad50f1069b832ddea9b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50f5790d6b15424f3f56dbe92b746886f9879c05a7c5ad50f1069b832ddea9b1", kill_on_drop: false }`
[INFO] [stdout] 50f5790d6b15424f3f56dbe92b746886f9879c05a7c5ad50f1069b832ddea9b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b10dae361a61486cfbdcd3aae3877ee17e00d192" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7cb4a57c6834d41dc8539c3d54fa68ffab152d68a8d0d16a6817baf248cfa262
[INFO] running `Command { std: "docker" "start" "-a" "7cb4a57c6834d41dc8539c3d54fa68ffab152d68a8d0d16a6817baf248cfa262", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]     Checking value-bag v1.12.0
[INFO] [stderr]    Compiling find-msvc-tools v0.1.7
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking event-listener v5.4.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling proc-macro-utils v0.10.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling pulldown-cmark v0.11.3
[INFO] [stderr]     Checking linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling zmij v1.0.12
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking hash32 v0.3.1
[INFO] [stderr]    Compiling winnow v0.7.14
[INFO] [stderr]    Compiling cc v1.2.52
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]    Compiling manyhow-macros v0.11.4
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling multer v3.1.0
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling embedded-hal-async v1.0.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking konst_macro_rules v0.2.19
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]     Checking konst v0.2.19
[INFO] [stderr]    Compiling basic-toml v0.1.10
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.34
[INFO] [stderr]     Checking async-channel v2.5.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling bytemuck_derive v1.10.2
[INFO] [stderr]    Compiling heapless v0.9.2
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]    Compiling convert_case v0.8.0
[INFO] [stderr]     Checking const_format v0.2.35
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]    Compiling openssl-sys v0.9.111
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking blocking v1.6.2
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]    Compiling openssl v0.10.75
[INFO] [stderr]     Checking nix v0.23.2
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling askama_parser v0.15.1
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking bytemuck v1.24.0
[INFO] [stderr]     Checking tokio v1.49.0
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]    Compiling embedded-interfaces-codegen v0.10.3
[INFO] [stderr]     Checking ioctl-rs v0.1.6
[INFO] [stderr]     Checking serial-core v0.4.0
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking heapless v0.8.0
[INFO] [stderr]     Checking axum-core v0.5.6
[INFO] [stderr]     Checking async-executor v1.13.3
[INFO] [stderr]     Checking async-lock v3.4.2
[INFO] [stderr]    Compiling num_enum_derive v0.7.5
[INFO] [stderr]     Checking headers-core v0.3.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling darling_macro v0.21.3
[INFO] [stderr]     Checking rustls-pki-types v1.13.2
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]    Compiling manyhow v0.11.4
[INFO] [stderr]    Compiling darling v0.21.3
[INFO] [stderr]     Checking headers v0.4.1
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking serial-unix v0.4.0
[INFO] [stderr]     Checking uom v0.37.0
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking embedded-hal-nb v1.0.0
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking num_enum v0.7.5
[INFO] [stderr]     Checking bit_field v0.10.3
[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/b10dae361a61486cfbdcd3aae3877ee17e00d192/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"' --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", "quote", "test", "visit", "visit-mut"))' -C metadata=290ab234ba4bccb8 -C extra-filename=-f667e2e4152e8266 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-fce1a70fd2c3744d.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e054a971070e2c6a.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" "7cb4a57c6834d41dc8539c3d54fa68ffab152d68a8d0d16a6817baf248cfa262", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cb4a57c6834d41dc8539c3d54fa68ffab152d68a8d0d16a6817baf248cfa262", kill_on_drop: false }`
[INFO] [stdout] 7cb4a57c6834d41dc8539c3d54fa68ffab152d68a8d0d16a6817baf248cfa262