[INFO] cloning repository https://github.com/xiongchenyu6/learn_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xiongchenyu6/learn_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiongchenyu6%2Flearn_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiongchenyu6%2Flearn_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 05a4faf12ea85e44fadd3d4ae68a64a696efac3a
[INFO] testing xiongchenyu6/learn_rust against master#552a959051cebf8f88a8f558399baf733bec9ce0 for pr-136932
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiongchenyu6%2Flearn_rust" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xiongchenyu6/learn_rust on toolchain 552a959051cebf8f88a8f558399baf733bec9ce0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xiongchenyu6/learn_rust
[INFO] finished tweaking git repo https://github.com/xiongchenyu6/learn_rust
[INFO] tweaked toml for git repo https://github.com/xiongchenyu6/learn_rust written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/xiongchenyu6/learn_rust 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" "+552a959051cebf8f88a8f558399baf733bec9ce0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rtp v0.11.0
[INFO] [stderr]   Downloaded webrtc-media v0.8.0
[INFO] [stderr]   Downloaded webrtc-data v0.9.0
[INFO] [stderr]   Downloaded interceptor v0.12.0
[INFO] [stderr]   Downloaded turn v0.8.0
[INFO] [stderr]   Downloaded webrtc-util v0.9.0
[INFO] [stderr]   Downloaded webrtc-ice v0.11.0
[INFO] [stderr]   Downloaded webrtc-dtls v0.10.0
[INFO] [stderr]   Downloaded webrtc v0.11.0
[INFO] [stderr]   Downloaded webrtc-sctp v0.10.0
[INFO] [stderr]   Downloaded ccm v0.5.0
[INFO] [stderr]   Downloaded sdp v0.6.2
[INFO] [stderr]   Downloaded stun v0.6.0
[INFO] [stderr]   Downloaded webrtc-mdns v0.7.0
[INFO] [stderr]   Downloaded rtcp v0.11.0
[INFO] [stderr]   Downloaded webrtc-srtp v0.13.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61ace80c0f9fd1101be74550aff4a5fd857e677f599042e23890f6d78798ca98
[INFO] running `Command { std: "docker" "start" "-a" "61ace80c0f9fd1101be74550aff4a5fd857e677f599042e23890f6d78798ca98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61ace80c0f9fd1101be74550aff4a5fd857e677f599042e23890f6d78798ca98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61ace80c0f9fd1101be74550aff4a5fd857e677f599042e23890f6d78798ca98", kill_on_drop: false }`
[INFO] [stdout] 61ace80c0f9fd1101be74550aff4a5fd857e677f599042e23890f6d78798ca98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51c1269367f49db36a5253006754bbe115a6bda81cd3fcb46c55972a0a070279
[INFO] running `Command { std: "docker" "start" "-a" "51c1269367f49db36a5253006754bbe115a6bda81cd3fcb46c55972a0a070279", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling bytes v1.6.1
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling const-oid v0.9.6
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling portable-atomic v1.7.0
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling ipnet v2.9.0
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling time-macros v0.2.18
[INFO] [stderr]    Compiling cc v1.1.6
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling base64ct v1.6.0
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling pem-rfc7468 v0.7.0
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling untrusted v0.9.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling httparse v1.9.4
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling tinyvec v1.8.0
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling base16ct v0.2.0
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling opaque-debug v0.3.1
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling crc-catalog v2.4.0
[INFO] [stderr]    Compiling inlinable_string v0.1.15
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling time v0.3.36
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling ff v0.13.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling group v0.13.0
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling crc v3.2.1
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling cookie v0.18.1
[INFO] [stderr]    Compiling oid-registry v0.7.0
[INFO] [stderr]    Compiling ref-cast v1.0.23
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling is-terminal v0.4.12
[INFO] [stderr]    Compiling uncased v0.9.10
[INFO] [stderr]    Compiling rustls-pki-types v1.7.0
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling serde_json v1.0.120
[INFO] [stderr]    Compiling url v2.5.2
[INFO] [stderr]    Compiling substring v1.4.5
[INFO] [stderr]    Compiling stable-pattern v0.1.0
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling arc-swap v1.7.1
[INFO] [stderr]    Compiling state v0.6.0
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling tokio v1.38.1
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling atomic-waker v1.1.2
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling data-encoding v2.6.0
[INFO] [stderr]    Compiling rustls v0.23.11
[INFO] [stderr]    Compiling winnow v0.6.14
[INFO] [stderr]    Compiling rusticata-macros v4.1.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling waitgroup v0.1.2
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling figment v0.10.19
[INFO] [stderr]    Compiling multer v3.1.0
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling pem v3.0.4
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling yasna v0.5.2
[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/552a959051cebf8f88a8f558399baf733bec9ce0/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"' --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=44f59327a5b0c116 -C extra-filename=-b096bde522692ec4 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-671e2dffb1a4640b.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-6a3467902d9fc333.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-f2de522ba645d884.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 `nix` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/552a959051cebf8f88a8f558399baf733bec9ce0/bin/rustc --crate-name nix --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.26.4/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="acct"' --cfg 'feature="aio"' --cfg 'feature="default"' --cfg 'feature="dir"' --cfg 'feature="env"' --cfg 'feature="event"' --cfg 'feature="feature"' --cfg 'feature="fs"' --cfg 'feature="hostname"' --cfg 'feature="inotify"' --cfg 'feature="ioctl"' --cfg 'feature="kmod"' --cfg 'feature="memoffset"' --cfg 'feature="mman"' --cfg 'feature="mount"' --cfg 'feature="mqueue"' --cfg 'feature="net"' --cfg 'feature="personality"' --cfg 'feature="pin-utils"' --cfg 'feature="poll"' --cfg 'feature="process"' --cfg 'feature="pthread"' --cfg 'feature="ptrace"' --cfg 'feature="quota"' --cfg 'feature="reboot"' --cfg 'feature="resource"' --cfg 'feature="sched"' --cfg 'feature="signal"' --cfg 'feature="socket"' --cfg 'feature="term"' --cfg 'feature="time"' --cfg 'feature="ucontext"' --cfg 'feature="uio"' --cfg 'feature="user"' --cfg 'feature="zerocopy"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("acct", "aio", "default", "dir", "env", "event", "feature", "fs", "hostname", "inotify", "ioctl", "kmod", "memoffset", "mman", "mount", "mqueue", "net", "personality", "pin-utils", "poll", "process", "pthread", "ptrace", "quota", "reboot", "resource", "sched", "signal", "socket", "term", "time", "ucontext", "uio", "user", "zerocopy"))' -C metadata=355375f8413da5c3 -C extra-filename=-2ff09fc720c08981 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-e2b4db6c651223da.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-33ef6c02a07f9fec.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-06a4ecb18bac8ac4.rmeta --extern memoffset=/opt/rustwide/target/debug/deps/libmemoffset-68dcf2f01b711f6e.rmeta --extern pin_utils=/opt/rustwide/target/debug/deps/libpin_utils-9a5791cba021167a.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "51c1269367f49db36a5253006754bbe115a6bda81cd3fcb46c55972a0a070279", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51c1269367f49db36a5253006754bbe115a6bda81cd3fcb46c55972a0a070279", kill_on_drop: false }`
[INFO] [stdout] 51c1269367f49db36a5253006754bbe115a6bda81cd3fcb46c55972a0a070279