[INFO] fetching crate coap-handler-implementations 0.5.2...
[INFO] checking coap-handler-implementations-0.5.2 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate coap-handler-implementations 0.5.2 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate coap-handler-implementations 0.5.2 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate coap-handler-implementations 0.5.2
[INFO] finished tweaking crates.io crate coap-handler-implementations 0.5.2
[INFO] tweaked toml for crates.io crate coap-handler-implementations 0.5.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 29 packages to latest compatible versions
[INFO] [stderr]       Adding embedded-io v0.4.0 (available: v0.6.1)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v1.1.0)
[INFO] [stderr]       Adding half v1.8.3 (available: v2.4.1)
[INFO] [stderr]       Adding minicbor v0.19.1 (available: v0.25.1)
[INFO] [stderr]       Adding minicbor v0.24.4 (available: v0.25.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b752a42e9ead811259fe8befbad356bfbf342e83f69ddda354d0730e931dc29
[INFO] running `Command { std: "docker" "start" "-a" "5b752a42e9ead811259fe8befbad356bfbf342e83f69ddda354d0730e931dc29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b752a42e9ead811259fe8befbad356bfbf342e83f69ddda354d0730e931dc29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b752a42e9ead811259fe8befbad356bfbf342e83f69ddda354d0730e931dc29", kill_on_drop: false }`
[INFO] [stdout] 5b752a42e9ead811259fe8befbad356bfbf342e83f69ddda354d0730e931dc29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc3a3a1b94209c895215cdbe50d467a8f4a3a7d7d97009d8abef75a7ff44b787
[INFO] running `Command { std: "docker" "start" "-a" "fc3a3a1b94209c895215cdbe50d467a8f4a3a7d7d97009d8abef75a7ff44b787", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling minicbor v0.19.1
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling minicbor v0.24.4
[INFO] [stderr]     Checking crc-catalog v2.4.0
[INFO] [stderr]    Compiling litrs v0.4.1
[INFO] [stderr]     Checking coap-numbers v0.2.4
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking embedded-io v0.4.0
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking coap-message v0.3.4
[INFO] [stderr]     Checking crc v3.2.1
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking coap-handler v0.2.0
[INFO] [stderr]    Compiling document-features v0.2.10
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]     Checking coap-message-utils v0.3.6
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking windowed-infinity v0.1.5
[INFO] [stderr]     Checking coap-handler-implementations v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.96s
[INFO] running `Command { std: "docker" "inspect" "fc3a3a1b94209c895215cdbe50d467a8f4a3a7d7d97009d8abef75a7ff44b787", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc3a3a1b94209c895215cdbe50d467a8f4a3a7d7d97009d8abef75a7ff44b787", kill_on_drop: false }`
[INFO] [stdout] fc3a3a1b94209c895215cdbe50d467a8f4a3a7d7d97009d8abef75a7ff44b787