[INFO] fetching crate zed-sum-tree 0.2.0...
[INFO] testing zed-sum-tree-0.2.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate zed-sum-tree 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate zed-sum-tree 0.2.0
[INFO] finished tweaking crates.io crate zed-sum-tree 0.2.0
[INFO] tweaked toml for crates.io crate zed-sum-tree 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zed-sum-tree 0.2.0 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 crates.io crate zed-sum-tree 0.2.0 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] [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" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea1207e76ac726dd3ea0026725f5f94cabc4d2b221a0322d1f59929076f01b8f
[INFO] running `Command { std: "docker" "start" "-a" "ea1207e76ac726dd3ea0026725f5f94cabc4d2b221a0322d1f59929076f01b8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea1207e76ac726dd3ea0026725f5f94cabc4d2b221a0322d1f59929076f01b8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea1207e76ac726dd3ea0026725f5f94cabc4d2b221a0322d1f59929076f01b8f", kill_on_drop: false }`
[INFO] [stdout] ea1207e76ac726dd3ea0026725f5f94cabc4d2b221a0322d1f59929076f01b8f
[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=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] 94597d40448e86bc8e9515c1a65ef94329fdea2c41c20e66786e7feb66e7dbef
[INFO] running `Command { std: "docker" "start" "-a" "94597d40448e86bc8e9515c1a65ef94329fdea2c41c20e66786e7feb66e7dbef", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.221
[INFO] [stderr]    Compiling serde v1.0.221
[INFO] [stderr]    Compiling typeid v1.0.3
[INFO] [stderr]    Compiling workspace-hack v0.1.0
[INFO] [stderr]    Compiling erased-serde v0.4.6
[INFO] [stderr]    Compiling serde_fmt v1.0.3
[INFO] [stderr]    Compiling value-bag-serde1 v1.11.1
[INFO] [stderr]    Compiling value-bag v1.11.1
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling zed-sum-tree v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.32s
[INFO] running `Command { std: "docker" "inspect" "94597d40448e86bc8e9515c1a65ef94329fdea2c41c20e66786e7feb66e7dbef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94597d40448e86bc8e9515c1a65ef94329fdea2c41c20e66786e7feb66e7dbef", kill_on_drop: false }`
[INFO] [stdout] 94597d40448e86bc8e9515c1a65ef94329fdea2c41c20e66786e7feb66e7dbef
[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=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] 61904344fffb64f49b6081cf89746941aa48231e1cee5a906f1074ee616c1688
[INFO] running `Command { std: "docker" "start" "-a" "61904344fffb64f49b6081cf89746941aa48231e1cee5a906f1074ee616c1688", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling zerocopy v0.8.24
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling dtor-proc-macro v0.0.5
[INFO] [stderr]    Compiling ctor-proc-macro v0.0.5
[INFO] [stderr]    Compiling dtor v0.0.6
[INFO] [stderr]    Compiling ctor v0.4.2
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]    Compiling zed-sum-tree v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: cannot find module or crate `zlog` in this scope
[INFO] [stdout]    --> src/sum_tree.rs:942:9
[INFO] [stdout]     |
[INFO] [stdout] 942 |         zlog::init_test();
[INFO] [stdout]     |         ^^^^ use of unresolved module or unlinked crate `zlog`
[INFO] [stdout]     |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 942 -         zlog::init_test();
[INFO] [stdout] 942 +         log::init_test();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `zed-sum-tree` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "61904344fffb64f49b6081cf89746941aa48231e1cee5a906f1074ee616c1688", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61904344fffb64f49b6081cf89746941aa48231e1cee5a906f1074ee616c1688", kill_on_drop: false }`
[INFO] [stdout] 61904344fffb64f49b6081cf89746941aa48231e1cee5a906f1074ee616c1688
