[INFO] fetching crate papertowel-mcp 0.3.8...
[INFO] testing papertowel-mcp-0.3.8 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate papertowel-mcp 0.3.8 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate papertowel-mcp 0.3.8
[INFO] finished tweaking crates.io crate papertowel-mcp 0.3.8
[INFO] tweaked toml for crates.io crate papertowel-mcp 0.3.8 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate papertowel-mcp 0.3.8 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 papertowel-mcp 0.3.8 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] [stderr]     Blocking waiting for file lock on package cache
[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] 0c9a7e6fdc4234c52981fb997b7973d7971059be8ad5de0dbf3c8b45815377ee
[INFO] running `Command { std: "docker" "start" "-a" "0c9a7e6fdc4234c52981fb997b7973d7971059be8ad5de0dbf3c8b45815377ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c9a7e6fdc4234c52981fb997b7973d7971059be8ad5de0dbf3c8b45815377ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c9a7e6fdc4234c52981fb997b7973d7971059be8ad5de0dbf3c8b45815377ee", kill_on_drop: false }`
[INFO] [stdout] 0c9a7e6fdc4234c52981fb997b7973d7971059be8ad5de0dbf3c8b45815377ee
[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] e26fad1ba6d592f976f0441ded39265d323357d8a9ad0b5718010848546405f1
[INFO] running `Command { std: "docker" "start" "-a" "e26fad1ba6d592f976f0441ded39265d323357d8a9ad0b5718010848546405f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]    Compiling writeable v0.6.3
[INFO] [stderr]    Compiling litemap v0.8.2
[INFO] [stderr]    Compiling icu_properties_data v2.2.0
[INFO] [stderr]    Compiling icu_normalizer_data v2.2.0
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling anstyle-parse v1.0.0
[INFO] [stderr]    Compiling colorchoice v1.0.5
[INFO] [stderr]    Compiling portable-atomic v1.13.1
[INFO] [stderr]    Compiling hashbrown v0.17.0
[INFO] [stderr]    Compiling siphasher v1.0.2
[INFO] [stderr]    Compiling anstyle v1.0.14
[INFO] [stderr]    Compiling bstr v1.12.1
[INFO] [stderr]    Compiling clap_lex v1.1.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling winnow v0.7.15
[INFO] [stderr]    Compiling phf_shared v0.12.1
[INFO] [stderr]    Compiling chrono-tz v0.10.4
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling phf v0.12.1
[INFO] [stderr]    Compiling anstream v1.0.0
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling unit-prefix v0.5.2
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling nu-ansi-term v0.50.3
[INFO] [stderr]    Compiling indexmap v2.14.0
[INFO] [stderr]    Compiling papertowel v0.3.8
[INFO] [stderr]    Compiling clap_builder v4.6.0
[INFO] [stderr]    Compiling bitflags v2.11.0
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling papertowel-mcp v0.3.8 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling dirs-sys v0.5.0
[INFO] [stderr]    Compiling console v0.16.3
[INFO] [stderr]    Compiling mio v1.2.0
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling dirs v6.0.0
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling cc v1.2.60
[INFO] [stderr]    Compiling rand_core v0.9.5
[INFO] [stderr]    Compiling indicatif v0.18.4
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling libz-sys v1.1.28
[INFO] [stderr]    Compiling openssl-sys v0.9.112
[INFO] [stderr]    Compiling libssh2-sys v0.3.1
[INFO] [stderr]    Compiling libgit2-sys v0.18.3+1.9.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.3
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerofrom-derive v0.1.7
[INFO] [stderr]    Compiling yoke-derive v0.8.2
[INFO] [stderr]    Compiling zerovec-derive v0.11.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling matchers v0.2.0
[INFO] [stderr]    Compiling globset v0.4.18
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]    Compiling clap_derive v4.6.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling ignore v0.4.25
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling tokio v1.51.1
[INFO] [stderr]    Compiling zerofrom v0.1.7
[INFO] [stderr]    Compiling yoke v0.8.2
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling zerotrie v0.2.4
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling tracing-subscriber v0.3.23
[INFO] [stderr]    Compiling zerovec v0.11.6
[INFO] [stderr]    Compiling clap v4.6.0
[INFO] [stderr]    Compiling tinystr v0.8.3
[INFO] [stderr]    Compiling potential_utf v0.1.5
[INFO] [stderr]    Compiling icu_collections v2.2.0
[INFO] [stderr]    Compiling icu_locale_core v2.2.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling chrono v0.4.44
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling icu_provider v2.2.0
[INFO] [stderr]    Compiling icu_properties v2.2.0
[INFO] [stderr]    Compiling icu_normalizer v2.2.0
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stderr]    Compiling git2 v0.20.4
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 21s
[INFO] running `Command { std: "docker" "inspect" "e26fad1ba6d592f976f0441ded39265d323357d8a9ad0b5718010848546405f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e26fad1ba6d592f976f0441ded39265d323357d8a9ad0b5718010848546405f1", kill_on_drop: false }`
[INFO] [stdout] e26fad1ba6d592f976f0441ded39265d323357d8a9ad0b5718010848546405f1
[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] e4a5f1e19a0833f6e0cbd96413e1352d1a0e1fd65613a5bd380ba8dac9fe825a
[INFO] running `Command { std: "docker" "start" "-a" "e4a5f1e19a0833f6e0cbd96413e1352d1a0e1fd65613a5bd380ba8dac9fe825a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling fastrand v2.4.1
[INFO] [stderr]    Compiling papertowel-mcp v0.3.8 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling git2 v0.20.4
[INFO] [stderr]    Compiling tempfile v3.27.0
[INFO] [stderr]    Compiling papertowel v0.3.8
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 14.86s
[INFO] running `Command { std: "docker" "inspect" "e4a5f1e19a0833f6e0cbd96413e1352d1a0e1fd65613a5bd380ba8dac9fe825a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4a5f1e19a0833f6e0cbd96413e1352d1a0e1fd65613a5bd380ba8dac9fe825a", kill_on_drop: false }`
[INFO] [stdout] e4a5f1e19a0833f6e0cbd96413e1352d1a0e1fd65613a5bd380ba8dac9fe825a
[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] c5e8b83a2e67874d781deb66b0e27deafa2b350fdd9535fecabcb365d694948e
[INFO] running `Command { std: "docker" "start" "-a" "c5e8b83a2e67874d781deb66b0e27deafa2b350fdd9535fecabcb365d694948e", kill_on_drop: false }`
[INFO] [stderr]    Compiling papertowel-mcp v0.3.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.66s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/papertowel_mcp-0655c900e2d2b04f)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::null_byte_is_rejected ... ok
[INFO] [stdout] test tests::nonexistent_path_is_rejected ... ok
[INFO] [stdout] test tests::ssh_segment_is_rejected ... ok
[INFO] [stdout] test tests::protocol_surface_for_initialize_and_tools_list_is_stable ... ok
[INFO] [stdout] test tests::nested_project_under_home_passes ... ok
[INFO] [stdout] test tests::etc_prefix_is_rejected ... ok
[INFO] [stdout] test tests::valid_project_path_passes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c5e8b83a2e67874d781deb66b0e27deafa2b350fdd9535fecabcb365d694948e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5e8b83a2e67874d781deb66b0e27deafa2b350fdd9535fecabcb365d694948e", kill_on_drop: false }`
[INFO] [stdout] c5e8b83a2e67874d781deb66b0e27deafa2b350fdd9535fecabcb365d694948e
