[INFO] fetching crate seripack 0.1.0...
[INFO] checking seripack-0.1.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate seripack 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate seripack 0.1.0
[INFO] finished tweaking crates.io crate seripack 0.1.0
[INFO] tweaked toml for crates.io crate seripack 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate seripack 0.1.0 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 41 packages to latest compatible versions
[INFO] [stderr]       Adding blosc v0.1.3 (available: v0.2.1)
[INFO] [stderr]       Adding downcast-rs v1.2.1 (available: v2.0.1)
[INFO] [stderr]       Adding pyo3 v0.17.3 (available: v0.25.1)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.104)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5f6ce57df7c3e03423366eb6d2986595d7ea95269f57949616f35c4366b193d
[INFO] running `Command { std: "docker" "start" "-a" "e5f6ce57df7c3e03423366eb6d2986595d7ea95269f57949616f35c4366b193d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5f6ce57df7c3e03423366eb6d2986595d7ea95269f57949616f35c4366b193d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5f6ce57df7c3e03423366eb6d2986595d7ea95269f57949616f35c4366b193d", kill_on_drop: false }`
[INFO] [stdout] e5f6ce57df7c3e03423366eb6d2986595d7ea95269f57949616f35c4366b193d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2db1e9450dcb22c6534929cd983fb8c3525900fce138804f053ec1548ad528d
[INFO] running `Command { std: "docker" "start" "-a" "d2db1e9450dcb22c6534929cd983fb8c3525900fce138804f053ec1548ad528d", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling blosc-sys v1.21.0
[INFO] [stderr]     Checking cfg-if v1.0.1
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]     Checking unindent v0.1.11
[INFO] [stderr]    Compiling indoc v1.0.9
[INFO] [stderr]     Checking downcast-rs v1.2.1
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling pyo3-build-config v0.17.3
[INFO] [stderr]     Checking blosc v0.1.3
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]    Compiling pyo3-ffi v0.17.3
[INFO] [stderr]    Compiling pyo3 v0.17.3
[INFO] [stderr]    Compiling enum_dispatch v0.3.13
[INFO] [stderr]    Compiling pyo3-macros-backend v0.17.3
[INFO] [stderr]    Compiling seripack_macros v0.1.0
[INFO] [stderr]    Compiling pyo3-macros v0.17.3
[INFO] [stderr]     Checking seripack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `TestPacket` is never constructed
[INFO] [stdout]   --> tests/packet.rs:27:16
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub struct TestPacket {}
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `HEADER` is never used
[INFO] [stdout]   --> tests/packet.rs:28:29
[INFO] [stdout]    |
[INFO] [stdout] 28 |     impl TestPacket { const HEADER: PacketId = 0; }
[INFO] [stdout]    |     ---------------         ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     associated constant in this implementation
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `recv_test` is never used
[INFO] [stdout]   --> tests/packet.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn recv_test(packet: TestPacket) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `recv_test_manual` is never used
[INFO] [stdout]   --> tests/packet.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn recv_test_manual(pure_packet: Box<dyn Packet>) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.58s
[INFO] running `Command { std: "docker" "inspect" "d2db1e9450dcb22c6534929cd983fb8c3525900fce138804f053ec1548ad528d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2db1e9450dcb22c6534929cd983fb8c3525900fce138804f053ec1548ad528d", kill_on_drop: false }`
[INFO] [stdout] d2db1e9450dcb22c6534929cd983fb8c3525900fce138804f053ec1548ad528d