[INFO] fetching crate postcard-dyn-ng 0.3.0...
[INFO] building postcard-dyn-ng-0.3.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate postcard-dyn-ng 0.3.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate postcard-dyn-ng 0.3.0
[INFO] finished tweaking crates.io crate postcard-dyn-ng 0.3.0
[INFO] tweaked toml for crates.io crate postcard-dyn-ng 0.3.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate postcard-dyn-ng 0.3.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate postcard-dyn-ng 0.3.0 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded embedded-io v0.4.0
[INFO] [stderr]   Downloaded postcard-schema-ng v0.3.0
[INFO] [stderr]   Downloaded postcard-derive-ng v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79df3d9d12501ebff04cd55350ab7f4c3fc8496fdebdc9b083dd4cfe7ed5e05f
[INFO] running `Command { std: "docker" "start" "-a" "79df3d9d12501ebff04cd55350ab7f4c3fc8496fdebdc9b083dd4cfe7ed5e05f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79df3d9d12501ebff04cd55350ab7f4c3fc8496fdebdc9b083dd4cfe7ed5e05f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79df3d9d12501ebff04cd55350ab7f4c3fc8496fdebdc9b083dd4cfe7ed5e05f", kill_on_drop: false }`
[INFO] [stdout] 79df3d9d12501ebff04cd55350ab7f4c3fc8496fdebdc9b083dd4cfe7ed5e05f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] adaf0b66859235274f0122ad142a79188d1adfc89da5c001f33d406033d8c745
[INFO] running `Command { std: "docker" "start" "-a" "adaf0b66859235274f0122ad142a79188d1adfc89da5c001f33d406033d8c745", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling cobs v0.2.3
[INFO] [stderr]    Compiling syn v2.0.103
[INFO] [stderr]    Compiling heapless v0.7.17
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling postcard-derive-ng v0.3.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling postcard-schema-ng v0.3.0
[INFO] [stderr]    Compiling postcard v1.1.1
[INFO] [stderr]    Compiling postcard-dyn-ng v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.24s
[INFO] running `Command { std: "docker" "inspect" "adaf0b66859235274f0122ad142a79188d1adfc89da5c001f33d406033d8c745", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adaf0b66859235274f0122ad142a79188d1adfc89da5c001f33d406033d8c745", kill_on_drop: false }`
[INFO] [stdout] adaf0b66859235274f0122ad142a79188d1adfc89da5c001f33d406033d8c745
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef627497d3140b850920059d91684ed7d7051d35cc0987219f2e35c225e6f447
[INFO] running `Command { std: "docker" "start" "-a" "ef627497d3140b850920059d91684ed7d7051d35cc0987219f2e35c225e6f447", kill_on_drop: false }`
[INFO] [stderr]    Compiling postcard-dyn-ng v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `UnitStruct` is never constructed
[INFO] [stdout]    --> src/de.rs:463:12
[INFO] [stdout]     |
[INFO] [stdout] 463 |     struct UnitStruct;
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TupStruct1` is never constructed
[INFO] [stdout]    --> src/de.rs:466:12
[INFO] [stdout]     |
[INFO] [stdout] 466 |     struct TupStruct1(u8);
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TupStruct2` is never constructed
[INFO] [stdout]    --> src/de.rs:469:12
[INFO] [stdout]     |
[INFO] [stdout] 469 |     struct TupStruct2(u8, u8);
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "ef627497d3140b850920059d91684ed7d7051d35cc0987219f2e35c225e6f447", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef627497d3140b850920059d91684ed7d7051d35cc0987219f2e35c225e6f447", kill_on_drop: false }`
[INFO] [stdout] ef627497d3140b850920059d91684ed7d7051d35cc0987219f2e35c225e6f447