[INFO] fetching crate nanoserde-derive 0.2.1...
[INFO] testing nanoserde-derive-0.2.1 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate nanoserde-derive 0.2.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate nanoserde-derive 0.2.1
[INFO] finished tweaking crates.io crate nanoserde-derive 0.2.1
[INFO] tweaked toml for crates.io crate nanoserde-derive 0.2.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nanoserde-derive 0.2.1 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nanoserde-derive 0.2.1 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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54f79997e4f757e0a9270f54a70dfeb28a9e8f68c1ecaa56e36bb24aa0449900
[INFO] running `Command { std: "docker" "start" "-a" "54f79997e4f757e0a9270f54a70dfeb28a9e8f68c1ecaa56e36bb24aa0449900", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54f79997e4f757e0a9270f54a70dfeb28a9e8f68c1ecaa56e36bb24aa0449900", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54f79997e4f757e0a9270f54a70dfeb28a9e8f68c1ecaa56e36bb24aa0449900", kill_on_drop: false }`
[INFO] [stdout] 54f79997e4f757e0a9270f54a70dfeb28a9e8f68c1ecaa56e36bb24aa0449900
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a2e1f7192711af0a2e85a56cbccb920fb234bb78211bb658b70214c6e4c1f9e
[INFO] running `Command { std: "docker" "start" "-a" "0a2e1f7192711af0a2e85a56cbccb920fb234bb78211bb658b70214c6e4c1f9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling nanoserde-derive v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "0a2e1f7192711af0a2e85a56cbccb920fb234bb78211bb658b70214c6e4c1f9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a2e1f7192711af0a2e85a56cbccb920fb234bb78211bb658b70214c6e4c1f9e", kill_on_drop: false }`
[INFO] [stdout] 0a2e1f7192711af0a2e85a56cbccb920fb234bb78211bb658b70214c6e4c1f9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf33ab0c671db193d4f79a11e94679ddd4f9d446334da0fb1c2cd8ba4a93e081
[INFO] running `Command { std: "docker" "start" "-a" "bf33ab0c671db193d4f79a11e94679ddd4f9d446334da0fb1c2cd8ba4a93e081", kill_on_drop: false }`
[INFO] [stderr]    Compiling nanoserde-derive v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "bf33ab0c671db193d4f79a11e94679ddd4f9d446334da0fb1c2cd8ba4a93e081", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf33ab0c671db193d4f79a11e94679ddd4f9d446334da0fb1c2cd8ba4a93e081", kill_on_drop: false }`
[INFO] [stdout] bf33ab0c671db193d4f79a11e94679ddd4f9d446334da0fb1c2cd8ba4a93e081
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 788d0ba6afb6ee43e91e77fce59b246b4708ed8cd1aa7905035507ad89aa1a7b
[INFO] running `Command { std: "docker" "start" "-a" "788d0ba6afb6ee43e91e77fce59b246b4708ed8cd1aa7905035507ad89aa1a7b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nanoserde_derive-ccfa8e01f41ff503)
[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]    Doc-tests nanoserde_derive
[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" "788d0ba6afb6ee43e91e77fce59b246b4708ed8cd1aa7905035507ad89aa1a7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "788d0ba6afb6ee43e91e77fce59b246b4708ed8cd1aa7905035507ad89aa1a7b", kill_on_drop: false }`
[INFO] [stdout] 788d0ba6afb6ee43e91e77fce59b246b4708ed8cd1aa7905035507ad89aa1a7b