[INFO] fetching crate seripack 0.1.0...
[INFO] checking seripack-0.1.0 against master#507271bc119683008ec719ecee48814e8ac86c65 for pr-146440
[INFO] extracting crate seripack 0.1.0 into /workspace/builds/worker-6-tc1/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-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate seripack 0.1.0 on toolchain 507271bc119683008ec719ecee48814e8ac86c65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "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" "+507271bc119683008ec719ecee48814e8ac86c65" "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" "+507271bc119683008ec719ecee48814e8ac86c65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded seripack_macros v0.1.0
[INFO] [stderr]   Downloaded pyo3-macros v0.17.3
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.17.3
[INFO] [stderr]   Downloaded pyo3-ffi v0.17.3
[INFO] [stderr]   Downloaded blosc v0.1.3
[INFO] [stderr]   Downloaded blosc-sys v1.21.0
[INFO] [stderr]   Downloaded pyo3-build-config v0.17.3
[INFO] [stderr]   Downloaded pyo3 v0.17.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5153403a3560df6569bfeb70adfafcf266f13bc7ec344e31d1065b7ed5bcdf36
[INFO] running `Command { std: "docker" "start" "-a" "5153403a3560df6569bfeb70adfafcf266f13bc7ec344e31d1065b7ed5bcdf36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5153403a3560df6569bfeb70adfafcf266f13bc7ec344e31d1065b7ed5bcdf36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5153403a3560df6569bfeb70adfafcf266f13bc7ec344e31d1065b7ed5bcdf36", kill_on_drop: false }`
[INFO] [stdout] 5153403a3560df6569bfeb70adfafcf266f13bc7ec344e31d1065b7ed5bcdf36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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" "+507271bc119683008ec719ecee48814e8ac86c65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bee1a1e67a8b1cc611d70857ccfdaa09f6f987fc4c0664f61ce954c25522543f
[INFO] running `Command { std: "docker" "start" "-a" "bee1a1e67a8b1cc611d70857ccfdaa09f6f987fc4c0664f61ce954c25522543f", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling blosc-sys v1.21.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]     Checking unindent v0.1.11
[INFO] [stderr]    Compiling indoc v1.0.9
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking downcast-rs v1.2.1
[INFO] [stderr]    Compiling pyo3-macros-backend v0.17.3
[INFO] [stderr]    Compiling seripack_macros v0.1.0
[INFO] [stderr]    Compiling enum_dispatch v0.3.13
[INFO] [stderr]     Checking blosc v0.1.3
[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 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)]` (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 `dev` profile [unoptimized + debuginfo] target(s) in 8.01s
[INFO] running `Command { std: "docker" "inspect" "bee1a1e67a8b1cc611d70857ccfdaa09f6f987fc4c0664f61ce954c25522543f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bee1a1e67a8b1cc611d70857ccfdaa09f6f987fc4c0664f61ce954c25522543f", kill_on_drop: false }`
[INFO] [stdout] bee1a1e67a8b1cc611d70857ccfdaa09f6f987fc4c0664f61ce954c25522543f
