[INFO] fetching crate snapshotfs 0.4.2...
[INFO] testing snapshotfs-0.4.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate snapshotfs 0.4.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate snapshotfs 0.4.2
[INFO] finished tweaking crates.io crate snapshotfs 0.4.2
[INFO] tweaked toml for crates.io crate snapshotfs 0.4.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate snapshotfs 0.4.2 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 snapshotfs 0.4.2 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-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] 7ec5318a2ea7a3bad9a951ef896b1d2b5736046e948d254c9d578c54108fff00
[INFO] running `Command { std: "docker" "start" "-a" "7ec5318a2ea7a3bad9a951ef896b1d2b5736046e948d254c9d578c54108fff00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ec5318a2ea7a3bad9a951ef896b1d2b5736046e948d254c9d578c54108fff00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ec5318a2ea7a3bad9a951ef896b1d2b5736046e948d254c9d578c54108fff00", kill_on_drop: false }`
[INFO] [stdout] 7ec5318a2ea7a3bad9a951ef896b1d2b5736046e948d254c9d578c54108fff00
[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] b68e8d0a61eebc63417f5992f378b6f46b2fbead8354bc3d1d3a4c29ffe875d4
[INFO] running `Command { std: "docker" "start" "-a" "b68e8d0a61eebc63417f5992f378b6f46b2fbead8354bc3d1d3a4c29ffe875d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling rustix v0.37.14
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling linux-raw-sys v0.3.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling anstyle v1.0.0
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling fuser v0.12.0
[INFO] [stderr]    Compiling clap_lex v0.4.1
[INFO] [stderr]    Compiling aho-corasick v1.0.1
[INFO] [stderr]    Compiling anstyle-parse v0.2.0
[INFO] [stderr]    Compiling anyhow v1.0.78
[INFO] [stderr]    Compiling regex-syntax v0.7.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling walkdir v2.3.3
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]    Compiling regex v1.8.1
[INFO] [stderr]    Compiling filetime v0.2.21
[INFO] [stderr]    Compiling xattr v0.2.3
[INFO] [stderr]    Compiling users v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling page_size v0.4.2
[INFO] [stderr]    Compiling daemonize v0.5.0
[INFO] [stderr]    Compiling tar v0.4.38
[INFO] [stderr]    Compiling env_logger v0.9.3
[INFO] [stderr]    Compiling zerocopy-derive v0.3.2
[INFO] [stderr]    Compiling is-terminal v0.4.7
[INFO] [stderr]    Compiling anstream v0.3.0
[INFO] [stderr]    Compiling clap_builder v4.2.4
[INFO] [stderr]    Compiling clap_derive v4.2.0
[INFO] [stderr]    Compiling zerocopy v0.6.1
[INFO] [stderr]    Compiling clap v4.2.4
[INFO] [stderr]    Compiling snapshotfs v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.70s
[INFO] running `Command { std: "docker" "inspect" "b68e8d0a61eebc63417f5992f378b6f46b2fbead8354bc3d1d3a4c29ffe875d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b68e8d0a61eebc63417f5992f378b6f46b2fbead8354bc3d1d3a4c29ffe875d4", kill_on_drop: false }`
[INFO] [stdout] b68e8d0a61eebc63417f5992f378b6f46b2fbead8354bc3d1d3a4c29ffe875d4
[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] 2170fd697bf533ca8a783f01b312f62f4e9726a23ab253ba634de4e06de2c7cb
[INFO] running `Command { std: "docker" "start" "-a" "2170fd697bf533ca8a783f01b312f62f4e9726a23ab253ba634de4e06de2c7cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling snapshotfs v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "2170fd697bf533ca8a783f01b312f62f4e9726a23ab253ba634de4e06de2c7cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2170fd697bf533ca8a783f01b312f62f4e9726a23ab253ba634de4e06de2c7cb", kill_on_drop: false }`
[INFO] [stdout] 2170fd697bf533ca8a783f01b312f62f4e9726a23ab253ba634de4e06de2c7cb
[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] 5911581038a1fe542a5987a070b21dd6629c595b83fae81e436e7aefdb441a91
[INFO] running `Command { std: "docker" "start" "-a" "5911581038a1fe542a5987a070b21dd6629c595b83fae81e436e7aefdb441a91", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/snapshotfs-f97c8d59f91a2926)
[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" "5911581038a1fe542a5987a070b21dd6629c595b83fae81e436e7aefdb441a91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5911581038a1fe542a5987a070b21dd6629c595b83fae81e436e7aefdb441a91", kill_on_drop: false }`
[INFO] [stdout] 5911581038a1fe542a5987a070b21dd6629c595b83fae81e436e7aefdb441a91