[INFO] fetching crate stratum-client 0.9.19...
[INFO] testing stratum-client-0.9.19 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate stratum-client 0.9.19 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate stratum-client 0.9.19
[INFO] finished tweaking crates.io crate stratum-client 0.9.19
[INFO] tweaked toml for crates.io crate stratum-client 0.9.19 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stratum-client 0.9.19 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 83 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.10.1)
[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] 79c4f08611d5646ea64bfdec4f37a92b7812bcb05b745b36f9dd6018e9c0c558
[INFO] running `Command { std: "docker" "start" "-a" "79c4f08611d5646ea64bfdec4f37a92b7812bcb05b745b36f9dd6018e9c0c558", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79c4f08611d5646ea64bfdec4f37a92b7812bcb05b745b36f9dd6018e9c0c558", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79c4f08611d5646ea64bfdec4f37a92b7812bcb05b745b36f9dd6018e9c0c558", kill_on_drop: false }`
[INFO] [stdout] 79c4f08611d5646ea64bfdec4f37a92b7812bcb05b745b36f9dd6018e9c0c558
[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] eb645906d617baa2ade35423ca68678e548985d6f91fe3429f765fc0c1127995
[INFO] running `Command { std: "docker" "start" "-a" "eb645906d617baa2ade35423ca68678e548985d6f91fe3429f765fc0c1127995", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-io v0.3.32
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling futures-lite v2.6.1
[INFO] [stderr]    Compiling piper v0.2.5
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling value-bag v1.12.0
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling async-lock v3.4.2
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling async-executor v1.14.0
[INFO] [stderr]    Compiling blocking v1.6.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling polling v3.11.0
[INFO] [stderr]    Compiling async-io v2.6.0
[INFO] [stderr]    Compiling async-global-executor v2.4.1
[INFO] [stderr]    Compiling async-std v1.13.2
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling serde_tuple v0.4.0
[INFO] [stderr]    Compiling futures-executor v0.3.32
[INFO] [stderr]    Compiling futures v0.3.32
[INFO] [stderr]    Compiling stratum-types v0.9.25
[INFO] [stderr]    Compiling stratum-client v0.9.19 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 40.32s
[INFO] running `Command { std: "docker" "inspect" "eb645906d617baa2ade35423ca68678e548985d6f91fe3429f765fc0c1127995", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb645906d617baa2ade35423ca68678e548985d6f91fe3429f765fc0c1127995", kill_on_drop: false }`
[INFO] [stdout] eb645906d617baa2ade35423ca68678e548985d6f91fe3429f765fc0c1127995
[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] 39689bb5fc989754799d332af5928920a2dc99c05c4a3df9df809805729597f0
[INFO] running `Command { std: "docker" "start" "-a" "39689bb5fc989754799d332af5928920a2dc99c05c4a3df9df809805729597f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling stratum-client v0.9.19 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "39689bb5fc989754799d332af5928920a2dc99c05c4a3df9df809805729597f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39689bb5fc989754799d332af5928920a2dc99c05c4a3df9df809805729597f0", kill_on_drop: false }`
[INFO] [stdout] 39689bb5fc989754799d332af5928920a2dc99c05c4a3df9df809805729597f0
[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", kill_on_drop: false }`
[INFO] [stdout] 98af862c62a9b0b59b4463a2ed8a828d003969023ffbd0bd5bed53983bf08e2e
[INFO] running `Command { std: "docker" "start" "-a" "98af862c62a9b0b59b4463a2ed8a828d003969023ffbd0bd5bed53983bf08e2e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stratum_client-34f9fc7b751c5716)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/client-stratum-test.rs (/opt/rustwide/target/debug/deps/client_stratum_test-72d6f45ebf4cc7c6)
[INFO] [stderr]    Doc-tests stratum_client
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "98af862c62a9b0b59b4463a2ed8a828d003969023ffbd0bd5bed53983bf08e2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98af862c62a9b0b59b4463a2ed8a828d003969023ffbd0bd5bed53983bf08e2e", kill_on_drop: false }`
[INFO] [stdout] 98af862c62a9b0b59b4463a2ed8a828d003969023ffbd0bd5bed53983bf08e2e
