[INFO] fetching crate stackpin 0.0.2...
[INFO] testing stackpin-0.0.2 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate stackpin 0.0.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate stackpin 0.0.2
[INFO] finished tweaking crates.io crate stackpin 0.0.2
[INFO] tweaked toml for crates.io crate stackpin 0.0.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stackpin 0.0.2 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 stackpin 0.0.2 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] 3a05e4d7d2f3c3175184058e68828287410e8902a6b5d93703c8c26dc052b421
[INFO] running `Command { std: "docker" "start" "-a" "3a05e4d7d2f3c3175184058e68828287410e8902a6b5d93703c8c26dc052b421", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a05e4d7d2f3c3175184058e68828287410e8902a6b5d93703c8c26dc052b421", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a05e4d7d2f3c3175184058e68828287410e8902a6b5d93703c8c26dc052b421", kill_on_drop: false }`
[INFO] [stdout] 3a05e4d7d2f3c3175184058e68828287410e8902a6b5d93703c8c26dc052b421
[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] 1267be6a573c585719d4adb1a9d60ce172f2b8e65baa8617c8bd69f7ebc3e1e3
[INFO] running `Command { std: "docker" "start" "-a" "1267be6a573c585719d4adb1a9d60ce172f2b8e65baa8617c8bd69f7ebc3e1e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling stackpin v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "1267be6a573c585719d4adb1a9d60ce172f2b8e65baa8617c8bd69f7ebc3e1e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1267be6a573c585719d4adb1a9d60ce172f2b8e65baa8617c8bd69f7ebc3e1e3", kill_on_drop: false }`
[INFO] [stdout] 1267be6a573c585719d4adb1a9d60ce172f2b8e65baa8617c8bd69f7ebc3e1e3
[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] 5f3af2209a0f672d34e6dca6af89016ab10f56a6aa9569b9d7aeb3fa5f733c5f
[INFO] running `Command { std: "docker" "start" "-a" "5f3af2209a0f672d34e6dca6af89016ab10f56a6aa9569b9d7aeb3fa5f733c5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling stackpin v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "5f3af2209a0f672d34e6dca6af89016ab10f56a6aa9569b9d7aeb3fa5f733c5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f3af2209a0f672d34e6dca6af89016ab10f56a6aa9569b9d7aeb3fa5f733c5f", kill_on_drop: false }`
[INFO] [stdout] 5f3af2209a0f672d34e6dca6af89016ab10f56a6aa9569b9d7aeb3fa5f733c5f
[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] 79d0a2da96dc0edf2f5077ebbd7b4bf4d9738ca3a02f4312cb4545ad5b622067
[INFO] running `Command { std: "docker" "start" "-a" "79d0a2da96dc0edf2f5077ebbd7b4bf4d9738ca3a02f4312cb4545ad5b622067", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stackpin-1ed0441f5e71f7e0)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::let_stack_unmovable ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/example-frozentree.rs (/opt/rustwide/target/debug/deps/example_frozentree-89a370a626fce462)
[INFO] [stderr]      Running unittests src/bin/example-println.rs (/opt/rustwide/target/debug/deps/example_println-b05fdcb7bee0887d)
[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] [stderr]    Doc-tests stackpin
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - (line 53) ... ok
[INFO] [stdout] test src/lib.rs - (line 30) ... ok
[INFO] [stdout] test src/lib.rs - (line 104) ... ok
[INFO] [stdout] test src/lib.rs - Unpinned (line 299) ... ok
[INFO] [stdout] test src/lib.rs - (line 138) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "79d0a2da96dc0edf2f5077ebbd7b4bf4d9738ca3a02f4312cb4545ad5b622067", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79d0a2da96dc0edf2f5077ebbd7b4bf4d9738ca3a02f4312cb4545ad5b622067", kill_on_drop: false }`
[INFO] [stdout] 79d0a2da96dc0edf2f5077ebbd7b4bf4d9738ca3a02f4312cb4545ad5b622067
