[INFO] fetching crate seripack 0.1.0...
[INFO] testing seripack-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate seripack 0.1.0 into /workspace/builds/worker-5-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-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate seripack 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 33 packages to latest compatible versions
[INFO] [stderr]       Adding blosc v0.1.3 (available: v0.3.1)
[INFO] [stderr]       Adding downcast-rs v1.2.1 (available: v2.0.2)
[INFO] [stderr]       Adding pyo3 v0.17.3 (available: v0.28.3)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.117)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7e63ae6411ff0e12c42be4d792b09badd1fccc2bffe16b8255f84fe2ed22309
[INFO] running `Command { std: "docker" "start" "-a" "c7e63ae6411ff0e12c42be4d792b09badd1fccc2bffe16b8255f84fe2ed22309", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7e63ae6411ff0e12c42be4d792b09badd1fccc2bffe16b8255f84fe2ed22309", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7e63ae6411ff0e12c42be4d792b09badd1fccc2bffe16b8255f84fe2ed22309", kill_on_drop: false }`
[INFO] [stdout] c7e63ae6411ff0e12c42be4d792b09badd1fccc2bffe16b8255f84fe2ed22309
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d36b08790ec9d6e60fc5b1805fea7d386a87c5fe05f1b77a49d856c6d0c7a34b
[INFO] running `Command { std: "docker" "start" "-a" "d36b08790ec9d6e60fc5b1805fea7d386a87c5fe05f1b77a49d856c6d0c7a34b", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling blosc-sys v1.21.0
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling indoc v1.0.9
[INFO] [stderr]    Compiling unindent v0.1.11
[INFO] [stderr]    Compiling downcast-rs v1.2.1
[INFO] [stderr]    Compiling blosc v0.1.3
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling pyo3-build-config v0.17.3
[INFO] [stderr]    Compiling pyo3-ffi v0.17.3
[INFO] [stderr]    Compiling pyo3 v0.17.3
[INFO] [stderr]    Compiling pyo3-macros-backend v0.17.3
[INFO] [stderr]    Compiling enum_dispatch v0.3.13
[INFO] [stderr]    Compiling seripack_macros v0.1.0
[INFO] [stderr]    Compiling pyo3-macros v0.17.3
[INFO] [stderr]    Compiling seripack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.23s
[INFO] running `Command { std: "docker" "inspect" "d36b08790ec9d6e60fc5b1805fea7d386a87c5fe05f1b77a49d856c6d0c7a34b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d36b08790ec9d6e60fc5b1805fea7d386a87c5fe05f1b77a49d856c6d0c7a34b", kill_on_drop: false }`
[INFO] [stdout] d36b08790ec9d6e60fc5b1805fea7d386a87c5fe05f1b77a49d856c6d0c7a34b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c91a608003515feda950222bbd6474c3ea352be729e4bd24aee955105e769f7b
[INFO] running `Command { std: "docker" "start" "-a" "c91a608003515feda950222bbd6474c3ea352be729e4bd24aee955105e769f7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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)]` (part of `#[warn(unused)]`) 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 `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "c91a608003515feda950222bbd6474c3ea352be729e4bd24aee955105e769f7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c91a608003515feda950222bbd6474c3ea352be729e4bd24aee955105e769f7b", kill_on_drop: false }`
[INFO] [stdout] c91a608003515feda950222bbd6474c3ea352be729e4bd24aee955105e769f7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bae53e9a61c6fd2edaad2f90d1a3ac6fc6a5e9d223740ca6692e0213aac65b0d
[INFO] running `Command { std: "docker" "start" "-a" "bae53e9a61c6fd2edaad2f90d1a3ac6fc6a5e9d223740ca6692e0213aac65b0d", kill_on_drop: false }`
[INFO] [stderr] warning: struct `TestPacket` is never constructed
[INFO] [stderr]   --> tests/packet.rs:27:16
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub struct TestPacket {}
[INFO] [stderr]    |                ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated constant `HEADER` is never used
[INFO] [stderr]   --> tests/packet.rs:28:29
[INFO] [stderr]    |
[INFO] [stderr] 28 |     impl TestPacket { const HEADER: PacketId = 0; }
[INFO] [stderr]    |     ---------------         ^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     associated constant in this implementation
[INFO] [stderr] 
[INFO] [stderr] warning: function `recv_test` is never used
[INFO] [stderr]   --> tests/packet.rs:36:12
[INFO] [stderr]    |
[INFO] [stderr] 36 |     pub fn recv_test(packet: TestPacket) {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `recv_test_manual` is never used
[INFO] [stderr]   --> tests/packet.rs:40:12
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn recv_test_manual(pure_packet: Box<dyn Packet>) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `seripack` (test "packet") generated 4 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/seripack-f63723eca35d30e0)
[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 tests/packet.rs (/opt/rustwide/target/debug/deps/packet-dac5b2a281bd0f3a)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_routing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests seripack
[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" "bae53e9a61c6fd2edaad2f90d1a3ac6fc6a5e9d223740ca6692e0213aac65b0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bae53e9a61c6fd2edaad2f90d1a3ac6fc6a5e9d223740ca6692e0213aac65b0d", kill_on_drop: false }`
[INFO] [stdout] bae53e9a61c6fd2edaad2f90d1a3ac6fc6a5e9d223740ca6692e0213aac65b0d