[INFO] fetching crate ptrace-do 0.1.4...
[INFO] testing ptrace-do-0.1.4 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate ptrace-do 0.1.4 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate ptrace-do 0.1.4
[INFO] finished tweaking crates.io crate ptrace-do 0.1.4
[INFO] tweaked toml for crates.io crate ptrace-do 0.1.4 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ptrace-do 0.1.4 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ptrace-do 0.1.4 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 918981656e8587f16d8d4945b55813a2422d3eab1bc1e28f8b2f7e72dafbf913
[INFO] running `Command { std: "docker" "start" "-a" "918981656e8587f16d8d4945b55813a2422d3eab1bc1e28f8b2f7e72dafbf913", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "918981656e8587f16d8d4945b55813a2422d3eab1bc1e28f8b2f7e72dafbf913", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "918981656e8587f16d8d4945b55813a2422d3eab1bc1e28f8b2f7e72dafbf913", kill_on_drop: false }`
[INFO] [stdout] 918981656e8587f16d8d4945b55813a2422d3eab1bc1e28f8b2f7e72dafbf913
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c820030376edc8969850bfa471369aef96e374a988c4663d626a04d1a01f2eba
[INFO] running `Command { std: "docker" "start" "-a" "c820030376edc8969850bfa471369aef96e374a988c4663d626a04d1a01f2eba", kill_on_drop: false }`
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling ptrace-do v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.06s
[INFO] running `Command { std: "docker" "inspect" "c820030376edc8969850bfa471369aef96e374a988c4663d626a04d1a01f2eba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c820030376edc8969850bfa471369aef96e374a988c4663d626a04d1a01f2eba", kill_on_drop: false }`
[INFO] [stdout] c820030376edc8969850bfa471369aef96e374a988c4663d626a04d1a01f2eba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cafe52af4fccca3d1a111cd2502d2328826cfe7b7e5313e4b34262736efa6e56
[INFO] running `Command { std: "docker" "start" "-a" "cafe52af4fccca3d1a111cd2502d2328826cfe7b7e5313e4b34262736efa6e56", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-maps v0.3.2
[INFO] [stderr]    Compiling ptrace-do v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "cafe52af4fccca3d1a111cd2502d2328826cfe7b7e5313e4b34262736efa6e56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cafe52af4fccca3d1a111cd2502d2328826cfe7b7e5313e4b34262736efa6e56", kill_on_drop: false }`
[INFO] [stdout] cafe52af4fccca3d1a111cd2502d2328826cfe7b7e5313e4b34262736efa6e56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6d4d40a06db504fc247a426fffbc6f9ef78a815e9354d955714da2bc7a8aeeec
[INFO] running `Command { std: "docker" "start" "-a" "6d4d40a06db504fc247a426fffbc6f9ef78a815e9354d955714da2bc7a8aeeec", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ptrace_do-42317b474bd24312)
[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 ptrace_do
[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" "6d4d40a06db504fc247a426fffbc6f9ef78a815e9354d955714da2bc7a8aeeec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d4d40a06db504fc247a426fffbc6f9ef78a815e9354d955714da2bc7a8aeeec", kill_on_drop: false }`
[INFO] [stdout] 6d4d40a06db504fc247a426fffbc6f9ef78a815e9354d955714da2bc7a8aeeec