[INFO] fetching crate arduino_nano_connect 0.7.0...
[INFO] checking arduino_nano_connect-0.7.0 against master#3139ff09e9d07f7700f8d15ed25a231e29c43627 for pr-121848-3
[INFO] extracting crate arduino_nano_connect 0.7.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate arduino_nano_connect 0.7.0 on toolchain 3139ff09e9d07f7700f8d15ed25a231e29c43627
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3139ff09e9d07f7700f8d15ed25a231e29c43627" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arduino_nano_connect 0.7.0
[INFO] finished tweaking crates.io crate arduino_nano_connect 0.7.0
[INFO] tweaked toml for crates.io crate arduino_nano_connect 0.7.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate arduino_nano_connect 0.7.0 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" "+3139ff09e9d07f7700f8d15ed25a231e29c43627" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+3139ff09e9d07f7700f8d15ed25a231e29c43627" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db717e50bd01fc3ee4043c1619a85ba7e8a7419a36455613b2a15c6e35d7afab
[INFO] running `Command { std: "docker" "start" "-a" "db717e50bd01fc3ee4043c1619a85ba7e8a7419a36455613b2a15c6e35d7afab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db717e50bd01fc3ee4043c1619a85ba7e8a7419a36455613b2a15c6e35d7afab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db717e50bd01fc3ee4043c1619a85ba7e8a7419a36455613b2a15c6e35d7afab", kill_on_drop: false }`
[INFO] [stdout] db717e50bd01fc3ee4043c1619a85ba7e8a7419a36455613b2a15c6e35d7afab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+3139ff09e9d07f7700f8d15ed25a231e29c43627" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9624d6037e383715d5cafdeb76081071023ef48088f8ef37f2b2b0fecadee98d
[INFO] running `Command { std: "docker" "start" "-a" "9624d6037e383715d5cafdeb76081071023ef48088f8ef37f2b2b0fecadee98d", kill_on_drop: false }`
[INFO] [stderr]     Checking arduino_nano_connect v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `arduino_nano_connect` (example "nano_blinky") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "9624d6037e383715d5cafdeb76081071023ef48088f8ef37f2b2b0fecadee98d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9624d6037e383715d5cafdeb76081071023ef48088f8ef37f2b2b0fecadee98d", kill_on_drop: false }`
[INFO] [stdout] 9624d6037e383715d5cafdeb76081071023ef48088f8ef37f2b2b0fecadee98d
[INFO] checking arduino_nano_connect-0.7.0 against try#a2cff3b7a9661c90ec0d581d3f3a69bb97c11138 for pr-121848-3
[INFO] extracting crate arduino_nano_connect 0.7.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate arduino_nano_connect 0.7.0 on toolchain a2cff3b7a9661c90ec0d581d3f3a69bb97c11138
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2cff3b7a9661c90ec0d581d3f3a69bb97c11138" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arduino_nano_connect 0.7.0
[INFO] finished tweaking crates.io crate arduino_nano_connect 0.7.0
[INFO] tweaked toml for crates.io crate arduino_nano_connect 0.7.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate arduino_nano_connect 0.7.0 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" "+a2cff3b7a9661c90ec0d581d3f3a69bb97c11138" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+a2cff3b7a9661c90ec0d581d3f3a69bb97c11138" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a8845b571e506fb7daca627123474ff3b6fe8c545cbde8d3dc25820cd835292
[INFO] running `Command { std: "docker" "start" "-a" "3a8845b571e506fb7daca627123474ff3b6fe8c545cbde8d3dc25820cd835292", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a8845b571e506fb7daca627123474ff3b6fe8c545cbde8d3dc25820cd835292", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a8845b571e506fb7daca627123474ff3b6fe8c545cbde8d3dc25820cd835292", kill_on_drop: false }`
[INFO] [stdout] 3a8845b571e506fb7daca627123474ff3b6fe8c545cbde8d3dc25820cd835292
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+a2cff3b7a9661c90ec0d581d3f3a69bb97c11138" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60f53f6d31e53682678ea20fc484d3055f7754f3958956c6be03bf513fd92576
[INFO] running `Command { std: "docker" "start" "-a" "60f53f6d31e53682678ea20fc484d3055f7754f3958956c6be03bf513fd92576", kill_on_drop: false }`
[INFO] [stderr]     Checking arduino_nano_connect v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `arduino_nano_connect` (example "nano_blinky") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "60f53f6d31e53682678ea20fc484d3055f7754f3958956c6be03bf513fd92576", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60f53f6d31e53682678ea20fc484d3055f7754f3958956c6be03bf513fd92576", kill_on_drop: false }`
[INFO] [stdout] 60f53f6d31e53682678ea20fc484d3055f7754f3958956c6be03bf513fd92576
