[INFO] fetching crate confine-builder 0.1.0...
[INFO] testing confine-builder-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate confine-builder 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate confine-builder 0.1.0
[INFO] finished tweaking crates.io crate confine-builder 0.1.0
[INFO] tweaked toml for crates.io crate confine-builder 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate confine-builder 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 69 packages to latest compatible versions
[INFO] [stderr]       Adding config v0.14.1 (available: v0.15.18)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 8594d547a7f24e6590ca7f526c563683506879b96ead06fea65dc284251c5971
[INFO] running `Command { std: "docker" "start" "-a" "8594d547a7f24e6590ca7f526c563683506879b96ead06fea65dc284251c5971", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8594d547a7f24e6590ca7f526c563683506879b96ead06fea65dc284251c5971", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8594d547a7f24e6590ca7f526c563683506879b96ead06fea65dc284251c5971", kill_on_drop: false }`
[INFO] [stdout] 8594d547a7f24e6590ca7f526c563683506879b96ead06fea65dc284251c5971
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 028e9e1f9032ff95956ff430783e0596b8932a79a7e56c9e426591ce2808323f
[INFO] running `Command { std: "docker" "start" "-a" "028e9e1f9032ff95956ff430783e0596b8932a79a7e56c9e426591ce2808323f", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling toml_write v0.1.2
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling indexmap v2.11.4
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]    Compiling arraydeque v0.5.1
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling const-random v0.1.18
[INFO] [stderr]    Compiling dlv-list v0.5.2
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling pathdiff v0.2.3
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling hashlink v0.8.4
[INFO] [stderr]    Compiling ordered-multimap v0.7.3
[INFO] [stderr]    Compiling rust-ini v0.20.0
[INFO] [stderr]    Compiling yaml-rust2 v0.8.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling pest v2.8.2
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling ron v0.8.1
[INFO] [stderr]    Compiling pest_meta v2.8.2
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling pest_generator v2.8.2
[INFO] [stderr]    Compiling pest_derive v2.8.2
[INFO] [stderr]    Compiling json5 v0.4.1
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stderr]    Compiling config v0.14.1
[INFO] [stderr]    Compiling confine-builder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 47.79s
[INFO] running `Command { std: "docker" "inspect" "028e9e1f9032ff95956ff430783e0596b8932a79a7e56c9e426591ce2808323f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "028e9e1f9032ff95956ff430783e0596b8932a79a7e56c9e426591ce2808323f", kill_on_drop: false }`
[INFO] [stdout] 028e9e1f9032ff95956ff430783e0596b8932a79a7e56c9e426591ce2808323f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 1c7e03aad485ee0f3daa9a02682a574899c497d931db238551e52d45975b4353
[INFO] running `Command { std: "docker" "start" "-a" "1c7e03aad485ee0f3daa9a02682a574899c497d931db238551e52d45975b4353", kill_on_drop: false }`
[INFO] [stderr]    Compiling confine-builder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "1c7e03aad485ee0f3daa9a02682a574899c497d931db238551e52d45975b4353", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c7e03aad485ee0f3daa9a02682a574899c497d931db238551e52d45975b4353", kill_on_drop: false }`
[INFO] [stdout] 1c7e03aad485ee0f3daa9a02682a574899c497d931db238551e52d45975b4353
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7f1b78b045bb02c897eeaed4420a3052a40e67410d3c86979df6a154b269a6c0
[INFO] running `Command { std: "docker" "start" "-a" "7f1b78b045bb02c897eeaed4420a3052a40e67410d3c86979df6a154b269a6c0", 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/confine_builder-fd5328dfda92f196)
[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 confine_builder
[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" "7f1b78b045bb02c897eeaed4420a3052a40e67410d3c86979df6a154b269a6c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f1b78b045bb02c897eeaed4420a3052a40e67410d3c86979df6a154b269a6c0", kill_on_drop: false }`
[INFO] [stdout] 7f1b78b045bb02c897eeaed4420a3052a40e67410d3c86979df6a154b269a6c0