[INFO] cloning repository https://github.com/FyraLabs/backflow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FyraLabs/backflow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFyraLabs%2Fbackflow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFyraLabs%2Fbackflow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2e7d3a72f5dbfd7aa9873bbd11c593581d49320c
[INFO] testing FyraLabs/backflow against try#0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6 for pr-137122-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFyraLabs%2Fbackflow" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/FyraLabs/backflow
[INFO] finished tweaking git repo https://github.com/FyraLabs/backflow
[INFO] tweaked toml for git repo https://github.com/FyraLabs/backflow written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/FyraLabs/backflow on toolchain 0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/FyraLabs/backflow 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" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53e1818a15074eda51573195c631d0aada301fef3663335a1b185c99bd104a67
[INFO] running `Command { std: "docker" "start" "-a" "53e1818a15074eda51573195c631d0aada301fef3663335a1b185c99bd104a67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53e1818a15074eda51573195c631d0aada301fef3663335a1b185c99bd104a67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53e1818a15074eda51573195c631d0aada301fef3663335a1b185c99bd104a67", kill_on_drop: false }`
[INFO] [stdout] 53e1818a15074eda51573195c631d0aada301fef3663335a1b185c99bd104a67
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93b720f2caf08e6d7654362a0ea080f3229d1c4ca65d210cdf29ed10c2165b39
[INFO] running `Command { std: "docker" "start" "-a" "93b720f2caf08e6d7654362a0ea080f3229d1c4ca65d210cdf29ed10c2165b39", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling slab v0.4.10
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling winnow v0.7.11
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling http v1.3.1
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling syn v2.0.103
[INFO] [stderr]    Compiling futures-lite v2.6.0
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling endi v1.1.0
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling cpufeatures v0.2.17
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]    Compiling event-listener v5.4.0
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling async-task v4.7.1
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling tower-service v0.3.3
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling data-encoding v2.9.0
[INFO] [stderr]    Compiling async-lock v3.4.0
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling async-channel v2.3.1
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling rustls-pki-types v1.12.0
[INFO] [stderr]    Compiling async-dropper-simple v0.2.6
[INFO] [stderr]    Compiling rustls v0.23.27
[INFO] [stderr]    Compiling httpdate v1.0.3
[INFO] [stderr]    Compiling tower-layer v0.3.3
[INFO] [stderr]    Compiling rustversion v1.0.21
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling atomic-waker v1.1.2
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]    Compiling untrusted v0.9.0
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling piper v0.2.4
[INFO] [stderr]    Compiling rustls-webpki v0.103.3
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling tokio v1.45.1
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling blocking v1.6.1
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling async-executor v1.13.2
[INFO] [stderr]    Compiling async-broadcast v0.7.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling ordered-stream v0.2.0
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling ioctl-sys v0.5.2
[INFO] [stderr]    Compiling toml_write v0.1.2
[INFO] [stderr]    Compiling uinput-sys v0.1.7
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling libudev v0.2.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling proc-macro-crate v3.3.0
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling http-range-header v0.4.2
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling indenter v0.3.3
[INFO] [stderr]    Compiling enum_derive v0.1.7
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling custom_derive v0.1.7
[INFO] [stderr]    Compiling matchit v0.8.4
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling udev v0.9.3
[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/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.103/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-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=14e4853dc3313741 -C extra-filename=-e5e6b7344294c10a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-3af986f44966aa55.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-b3530727cd9d6d55.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-549afb6be76d59d6.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 `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.103/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 -C debuginfo=2 --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"' --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=900981e6ccb5ebae -C extra-filename=-acb532646eb3f3e2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-3af986f44966aa55.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-b3530727cd9d6d55.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-549afb6be76d59d6.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "93b720f2caf08e6d7654362a0ea080f3229d1c4ca65d210cdf29ed10c2165b39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93b720f2caf08e6d7654362a0ea080f3229d1c4ca65d210cdf29ed10c2165b39", kill_on_drop: false }`
[INFO] [stdout] 93b720f2caf08e6d7654362a0ea080f3229d1c4ca65d210cdf29ed10c2165b39