[INFO] cloning repository https://github.com/gzliudan/rust-bootcamp-04-eco
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gzliudan/rust-bootcamp-04-eco" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgzliudan%2Frust-bootcamp-04-eco", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgzliudan%2Frust-bootcamp-04-eco'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 40209f2814df1c02f9cfd3fb3f2b524d5e670a97
[INFO] testing gzliudan/rust-bootcamp-04-eco against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgzliudan%2Frust-bootcamp-04-eco" "/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/gzliudan/rust-bootcamp-04-eco
[INFO] finished tweaking git repo https://github.com/gzliudan/rust-bootcamp-04-eco
[INFO] tweaked toml for git repo https://github.com/gzliudan/rust-bootcamp-04-eco written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gzliudan/rust-bootcamp-04-eco on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gzliudan/rust-bootcamp-04-eco 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" "+beta-2026-04-21" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e59c779057c7885b47074fbadd6c8585cd43826e4a8983aee1954189f70a0ab
[INFO] running `Command { std: "docker" "start" "-a" "3e59c779057c7885b47074fbadd6c8585cd43826e4a8983aee1954189f70a0ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e59c779057c7885b47074fbadd6c8585cd43826e4a8983aee1954189f70a0ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e59c779057c7885b47074fbadd6c8585cd43826e4a8983aee1954189f70a0ab", kill_on_drop: false }`
[INFO] [stdout] 3e59c779057c7885b47074fbadd6c8585cd43826e4a8983aee1954189f70a0ab
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b799b87ac24a4bd1cda4b1789a79e4c5f76776c0dac9ee1b01cbf732d249514c
[INFO] running `Command { std: "docker" "start" "-a" "b799b87ac24a4bd1cda4b1789a79e4c5f76776c0dac9ee1b01cbf732d249514c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling anyhow v1.0.85
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling either v1.12.0
[INFO] [stderr]    Compiling serde v1.0.202
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling tower-layer v0.3.2
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling matchit v0.7.3
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling ordered-float v4.2.0
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling syn v2.0.64
[INFO] [stderr]    Compiling crossbeam-channel v0.5.12
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling axum-core v0.3.4
[INFO] [stderr]    Compiling axum v0.6.20
[INFO] [stderr]    Compiling miniz_oxide v0.7.3
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling opentelemetry-semantic-conventions v0.14.0
[INFO] [stderr]    Compiling http v1.1.0
[INFO] [stderr]    Compiling flate2 v1.0.30
[INFO] [stderr]    Compiling time v0.3.36
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling hdrhistogram v7.5.4
[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling async-trait v0.1.80
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.202
[INFO] [stderr]    Compiling prost-derive v0.12.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]    Compiling async-stream v0.3.5
[INFO] [stderr]    Compiling tokio v1.37.0
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling pin-project v1.1.5
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]    Compiling opentelemetry v0.22.0
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling prost v0.12.6
[INFO] [stderr]    Compiling prost-types v0.12.6
[INFO] [stderr]    Compiling tracing-appender v0.2.3
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling tokio-util v0.7.11
[INFO] [stderr]    Compiling tokio-stream v0.1.15
[INFO] [stderr]    Compiling tokio-io-timeout v1.2.0
[INFO] [stderr]    Compiling opentelemetry_sdk v0.22.1
[INFO] [stderr]    Compiling h2 v0.3.26
[INFO] [stderr]    Compiling tower v0.4.13
[INFO] [stderr]    Compiling tracing-opentelemetry v0.23.0
[INFO] [stderr]    Compiling hyper v0.14.28
[INFO] [stderr]    Compiling hyper-timeout v0.4.1
[INFO] [stderr]    Compiling tonic v0.10.2
[INFO] [stderr]    Compiling tonic v0.11.0
[INFO] [stderr]    Compiling opentelemetry-proto v0.5.0
[INFO] [stderr]    Compiling opentelemetry-otlp v0.15.0
[INFO] [stderr]    Compiling console-api v0.6.0
[INFO] [stderr]    Compiling console-subscriber v0.2.0
[INFO] [stderr]    Compiling eco v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `Command { std: "docker" "inspect" "b799b87ac24a4bd1cda4b1789a79e4c5f76776c0dac9ee1b01cbf732d249514c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b799b87ac24a4bd1cda4b1789a79e4c5f76776c0dac9ee1b01cbf732d249514c", kill_on_drop: false }`
[INFO] [stdout] b799b87ac24a4bd1cda4b1789a79e4c5f76776c0dac9ee1b01cbf732d249514c
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c972279d1a910d62d842909dbcdb452e650792c404149e3e3d38023f10f22bc
[INFO] running `Command { std: "docker" "start" "-a" "0c972279d1a910d62d842909dbcdb452e650792c404149e3e3d38023f10f22bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling serde v1.0.202
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling cc v1.0.97
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling tokio v1.37.0
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling unicode_categories v0.1.1
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling crc v3.2.1
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling webpki-roots v0.25.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling finl_unicode v1.2.0
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling darling_core v0.20.9
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling unicode-segmentation v1.11.0
[INFO] [stderr]    Compiling futures-intrusive v0.5.0
[INFO] [stderr]    Compiling url v2.5.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.11
[INFO] [stderr]    Compiling stringprep v0.1.4
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling hashlink v0.8.4
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling http-body v1.0.0
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling whoami v1.5.1
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling hkdf v0.12.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling md-5 v0.10.6
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling fastrand v2.1.0
[INFO] [stderr]    Compiling inout v0.1.3
[INFO] [stderr]    Compiling axum-core v0.4.3
[INFO] [stderr]    Compiling zeroize v1.7.0
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling http-body-util v0.1.1
[INFO] [stderr]    Compiling blake3 v1.5.1
[INFO] [stderr]    Compiling universal-hash v0.5.1
[INFO] [stderr]    Compiling axum v0.7.5
[INFO] [stderr]    Compiling opaque-debug v0.3.1
[INFO] [stderr]    Compiling chacha20 v0.9.1
[INFO] [stderr]    Compiling poly1305 v0.8.0
[INFO] [stderr]    Compiling tracing-appender v0.2.3
[INFO] [stderr]    Compiling strum_macros v0.26.2
[INFO] [stderr]    Compiling aead v0.5.2
[INFO] [stderr]    Compiling generator v0.8.1
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling constant_time_eq v0.3.0
[INFO] [stderr]    Compiling arrayref v0.3.7
[INFO] [stderr]    Compiling sync_wrapper v1.0.1
[INFO] [stderr]    Compiling loom v0.7.2
[INFO] [stderr]    Compiling chacha20poly1305 v0.10.1
[INFO] [stderr]    Compiling darling_macro v0.20.9
[INFO] [stderr]    Compiling axum-core v0.3.4
[INFO] [stderr]    Compiling either v1.12.0
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling darling v0.20.9
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling tempfile v3.10.1
[INFO] [stderr]    Compiling derive_builder_core v0.20.0
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling serde_path_to_error v0.1.16
[INFO] [stderr]    Compiling serde_with_macros v3.8.1
[INFO] [stderr]    Compiling tokio-stream v0.1.15
[INFO] [stderr]    Compiling derive_builder_macro v0.20.0
[INFO] [stderr] error: could not compile `tokio` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2026-04-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name tokio --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.37.0/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="bytes"' --cfg 'feature="default"' --cfg 'feature="fs"' --cfg 'feature="io-util"' --cfg 'feature="libc"' --cfg 'feature="mio"' --cfg 'feature="net"' --cfg 'feature="rt"' --cfg 'feature="socket2"' --cfg 'feature="sync"' --cfg 'feature="time"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("bytes", "default", "fs", "full", "io-std", "io-util", "libc", "macros", "mio", "net", "num_cpus", "parking_lot", "process", "rt", "rt-multi-thread", "signal", "signal-hook-registry", "socket2", "sync", "test-util", "time", "tokio-macros", "tracing", "windows-sys"))' -C metadata=f9e84358576bacee -C extra-filename=-532f88f6abd26178 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-aa808a2ad8f3ca10.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-4ccc2c731e5b5ced.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-0dcd2278baf20026.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-76f060ffbb2c8add.rmeta --extern socket2=/opt/rustwide/target/debug/deps/libsocket2-00a652ed6ee88f8f.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0c972279d1a910d62d842909dbcdb452e650792c404149e3e3d38023f10f22bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c972279d1a910d62d842909dbcdb452e650792c404149e3e3d38023f10f22bc", kill_on_drop: false }`
[INFO] [stdout] 0c972279d1a910d62d842909dbcdb452e650792c404149e3e3d38023f10f22bc
