[INFO] fetching crate snaprun 0.1.0...
[INFO] testing snaprun-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate snaprun 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate snaprun 0.1.0
[INFO] finished tweaking crates.io crate snaprun 0.1.0
[INFO] tweaked toml for crates.io crate snaprun 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate snaprun 0.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate snaprun 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded normalize-line-endings v0.3.0
[INFO] [stderr]   Downloaded snapbox-macros v0.3.10
[INFO] [stderr]   Downloaded snapbox v0.6.21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b8221f6359e8c0afb856523af2e8261262c4a5ba793ed031f1413b2325f2bcf
[INFO] running `Command { std: "docker" "start" "-a" "3b8221f6359e8c0afb856523af2e8261262c4a5ba793ed031f1413b2325f2bcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b8221f6359e8c0afb856523af2e8261262c4a5ba793ed031f1413b2325f2bcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b8221f6359e8c0afb856523af2e8261262c4a5ba793ed031f1413b2325f2bcf", kill_on_drop: false }`
[INFO] [stdout] 3b8221f6359e8c0afb856523af2e8261262c4a5ba793ed031f1413b2325f2bcf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e829c9b654aa854a54acb6361e7cc36fe282007c5c338bc26ebcc17904359ad
[INFO] running `Command { std: "docker" "start" "-a" "0e829c9b654aa854a54acb6361e7cc36fe282007c5c338bc26ebcc17904359ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling bitflags v2.9.2
[INFO] [stderr]    Compiling anstream v0.6.20
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling winnow v0.7.12
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling env_home v0.1.0
[INFO] [stderr]    Compiling jiff v0.2.15
[INFO] [stderr]    Compiling clap_builder v4.5.44
[INFO] [stderr]    Compiling snapbox-macros v0.3.10
[INFO] [stderr]    Compiling wait-timeout v0.2.1
[INFO] [stderr]    Compiling os_pipe v1.2.2
[INFO] [stderr]    Compiling snapbox v0.6.21
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling toml_parser v1.0.2
[INFO] [stderr]    Compiling which v8.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling clap_derive v4.5.45
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling env_filter v0.1.3
[INFO] [stderr]    Compiling env_logger v0.11.8
[INFO] [stderr]    Compiling clap v4.5.45
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_spanned v1.0.0
[INFO] [stderr]    Compiling toml_datetime v0.7.0
[INFO] [stderr]    Compiling toml v0.9.5
[INFO] [stderr]    Compiling snaprun v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `io::Stdout`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     io::Stdout,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `foo` is never read
[INFO] [stdout]   --> src/main.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |         foo = foo.stderr_eq(stderr);
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.54s
[INFO] running `Command { std: "docker" "inspect" "0e829c9b654aa854a54acb6361e7cc36fe282007c5c338bc26ebcc17904359ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e829c9b654aa854a54acb6361e7cc36fe282007c5c338bc26ebcc17904359ad", kill_on_drop: false }`
[INFO] [stdout] 0e829c9b654aa854a54acb6361e7cc36fe282007c5c338bc26ebcc17904359ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 170f4648673dd874ddd36e411d5a58bf97a32fae092ffebc056479a1f82de565
[INFO] running `Command { std: "docker" "start" "-a" "170f4648673dd874ddd36e411d5a58bf97a32fae092ffebc056479a1f82de565", kill_on_drop: false }`
[INFO] [stderr]    Compiling snaprun v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `io::Stdout`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     io::Stdout,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `foo` is never read
[INFO] [stdout]   --> src/main.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |         foo = foo.stderr_eq(stderr);
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "170f4648673dd874ddd36e411d5a58bf97a32fae092ffebc056479a1f82de565", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "170f4648673dd874ddd36e411d5a58bf97a32fae092ffebc056479a1f82de565", kill_on_drop: false }`
[INFO] [stdout] 170f4648673dd874ddd36e411d5a58bf97a32fae092ffebc056479a1f82de565
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 42d1e87c837386174f0c040fa6317dccdf86213e5077668e7af992fe1df23795
[INFO] running `Command { std: "docker" "start" "-a" "42d1e87c837386174f0c040fa6317dccdf86213e5077668e7af992fe1df23795", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `io::Stdout`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     io::Stdout,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `foo` is never read
[INFO] [stderr]   --> src/main.rs:68:9
[INFO] [stderr]    |
[INFO] [stderr] 68 |         foo = foo.stderr_eq(stderr);
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `snaprun` (bin "snaprun" test) generated 2 warnings (run `cargo fix --bin "snaprun" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[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 unittests src/main.rs (/opt/rustwide/target/debug/deps/snaprun-82ec28879c9fb300)
[INFO] running `Command { std: "docker" "inspect" "42d1e87c837386174f0c040fa6317dccdf86213e5077668e7af992fe1df23795", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42d1e87c837386174f0c040fa6317dccdf86213e5077668e7af992fe1df23795", kill_on_drop: false }`
[INFO] [stdout] 42d1e87c837386174f0c040fa6317dccdf86213e5077668e7af992fe1df23795