[INFO] fetching crate python-exec-mcp 0.1.0...
[INFO] testing python-exec-mcp-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate python-exec-mcp 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate python-exec-mcp 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate python-exec-mcp 0.1.0
[INFO] tweaked toml for crates.io crate python-exec-mcp 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate python-exec-mcp 0.1.0 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 python-exec-mcp 0.1.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 0a80bd46ca74ecbb7de23a271497482a794c49613609642429b9666698a9ca04
[INFO] running `Command { std: "docker" "start" "-a" "0a80bd46ca74ecbb7de23a271497482a794c49613609642429b9666698a9ca04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a80bd46ca74ecbb7de23a271497482a794c49613609642429b9666698a9ca04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a80bd46ca74ecbb7de23a271497482a794c49613609642429b9666698a9ca04", kill_on_drop: false }`
[INFO] [stdout] 0a80bd46ca74ecbb7de23a271497482a794c49613609642429b9666698a9ca04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 39222916e5e03ba7f33a2f2ce21e3dded2c98212d13eb4f4d25cb6aa71ba0007
[INFO] running `Command { std: "docker" "start" "-a" "39222916e5e03ba7f33a2f2ce21e3dded2c98212d13eb4f4d25cb6aa71ba0007", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling pin-project-lite v0.2.17
[INFO] [stderr]    Compiling futures-sink v0.3.32
[INFO] [stderr]    Compiling futures-core v0.3.32
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling itoa v1.0.18
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling slab v0.4.12
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling futures-task v0.3.32
[INFO] [stderr]    Compiling futures-io v0.3.32
[INFO] [stderr]    Compiling ref-cast v1.0.25
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling anstyle v1.0.14
[INFO] [stderr]    Compiling bytes v1.11.1
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling iana-time-zone v0.1.65
[INFO] [stderr]    Compiling colorchoice v1.0.5
[INFO] [stderr]    Compiling anstream v1.0.0
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling rmcp v0.17.0
[INFO] [stderr]    Compiling clap_lex v1.1.0
[INFO] [stderr]    Compiling pastey v0.2.1
[INFO] [stderr]    Compiling clap_builder v4.6.0
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling mio v1.2.0
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling darling_core v0.23.0
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling ref-cast-impl v1.0.25
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]    Compiling schemars_derive v1.2.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling clap_derive v4.6.0
[INFO] [stderr]    Compiling tokio v1.51.0
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling darling_macro v0.23.0
[INFO] [stderr]    Compiling clap v4.6.0
[INFO] [stderr]    Compiling darling v0.23.0
[INFO] [stderr]    Compiling rmcp-macros v0.17.0
[INFO] [stderr]    Compiling chrono v0.4.44
[INFO] [stderr]    Compiling futures-executor v0.3.32
[INFO] [stderr]    Compiling futures v0.3.32
[INFO] [stderr]    Compiling schemars v1.2.1
[INFO] [stderr]    Compiling tokio-util v0.7.18
[INFO] [stderr]    Compiling python-exec-mcp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] running `Command { std: "docker" "inspect" "39222916e5e03ba7f33a2f2ce21e3dded2c98212d13eb4f4d25cb6aa71ba0007", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39222916e5e03ba7f33a2f2ce21e3dded2c98212d13eb4f4d25cb6aa71ba0007", kill_on_drop: false }`
[INFO] [stdout] 39222916e5e03ba7f33a2f2ce21e3dded2c98212d13eb4f4d25cb6aa71ba0007
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 3add10f0a020a7e826004988aeecef0b73a10a067518da3daea38502fa9ebe66
[INFO] running `Command { std: "docker" "start" "-a" "3add10f0a020a7e826004988aeecef0b73a10a067518da3daea38502fa9ebe66", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling fastrand v2.4.0
[INFO] [stderr]    Compiling tempfile v3.27.0
[INFO] [stderr]    Compiling python-exec-mcp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 14.05s
[INFO] running `Command { std: "docker" "inspect" "3add10f0a020a7e826004988aeecef0b73a10a067518da3daea38502fa9ebe66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3add10f0a020a7e826004988aeecef0b73a10a067518da3daea38502fa9ebe66", kill_on_drop: false }`
[INFO] [stdout] 3add10f0a020a7e826004988aeecef0b73a10a067518da3daea38502fa9ebe66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 7ceee86735324e324690f8c53c38d8510ad1d7c517c9f5e60023f882a0700dc7
[INFO] running `Command { std: "docker" "start" "-a" "7ceee86735324e324690f8c53c38d8510ad1d7c517c9f5e60023f882a0700dc7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/python_exec_mcp-051b7b88306e7f0f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/python_exec_mcp-810f5e11d76a94aa)
[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]      Running tests/e2e.rs (/opt/rustwide/target/debug/deps/e2e-c0c723083506c14b)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test e2e_session_start ... ok
[INFO] [stdout] test e2e_execute_regex ... ok
[INFO] [stdout] test e2e_execute_simple ... ok
[INFO] [stdout] test e2e_sandbox_os_system ... ok
[INFO] [stdout] test e2e_initialize ... ok
[INFO] [stdout] test e2e_session_start_with_deny ... ok
[INFO] [stdout] test e2e_sandbox_subprocess_blocked ... ok
[INFO] [stdout] test e2e_execute_error ... ok
[INFO] [stdout] test e2e_tools_list ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.30s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/executor.rs (/opt/rustwide/target/debug/deps/executor-caa34a2612932db9)
[INFO] [stdout] 
[INFO] [stdout] running 38 tests
[INFO] [stdout] test deny_paths_blocks_read ... ok
[INFO] [stdout] test bypass_builtins_import_subprocess ... ok
[INFO] [stdout] test bypass_reload_os ... ok
[INFO] [stdout] test deny_paths_prefix_match ... ok
[INFO] [stdout] test execute_file_not_found ... ok
[INFO] [stdout] test deny_paths_blocks_write ... ok
[INFO] [stdout] test bypass_importlib_subprocess ... ok
[INFO] [stdout] test execute_file_basic ... ok
[INFO] [stdout] test execute_multiline ... ok
[INFO] [stdout] test execute_file_sandbox_applied ... ok
[INFO] [stdout] test execute_no_output ... ok
[INFO] [stdout] test deny_paths_allows_non_blocked_path ... ok
[INFO] [stdout] test execute_syntax_error ... ok
[INFO] [stdout] test bypass_importlib_import_module ... ok
[INFO] [stdout] test execute_arithmetic ... ok
[INFO] [stdout] test micropython_no_sandbox_preamble ... ok
[INFO] [stdout] test execute_runtime_error ... ok
[INFO] [stdout] test restrict_path_blocks_file_outside_workdir ... ok
[INFO] [stdout] test deny_paths_empty_no_guard ... ok
[INFO] [stdout] test execute_stderr_output ... ok
[INFO] [stdout] test restrict_path_without_workdir_errors ... ok
[INFO] [stdout] test execute_simple_print ... ok
[INFO] [stdout] test sandbox_ctypes_blocked ... ok
[INFO] [stdout] test sandbox_multiprocessing_blocked ... ok
[INFO] [stdout] test sandbox_custom_deny ... ok
[INFO] [stdout] test restrict_path_off_allows_any_path ... ok
[INFO] [stdout] test execute_with_workdir ... ok
[INFO] [stdout] test restrict_path_allows_file_inside_workdir ... ok
[INFO] [stdout] test sandbox_os_fork_removed ... ok
[INFO] [stdout] test sandbox_shutil_blocked ... ok
[INFO] [stdout] test execute_regex_findall ... ok
[INFO] [stdout] test sandbox_subprocess_blocked ... ok
[INFO] [stdout] test sandbox_signal_blocked ... ok
[INFO] [stdout] test safe_import_still_works ... ok
[INFO] [stdout] test sandbox_os_popen_removed ... ok
[INFO] [stdout] test sandbox_os_kill_removed ... ok
[INFO] [stdout] test sandbox_os_system_removed ... ok
[INFO] [stdout] test execute_timeout ... ok
[INFO] [stderr]    Doc-tests python_exec_mcp
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 38 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.15s
[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" "7ceee86735324e324690f8c53c38d8510ad1d7c517c9f5e60023f882a0700dc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ceee86735324e324690f8c53c38d8510ad1d7c517c9f5e60023f882a0700dc7", kill_on_drop: false }`
[INFO] [stdout] 7ceee86735324e324690f8c53c38d8510ad1d7c517c9f5e60023f882a0700dc7
