[INFO] cloning repository https://github.com/hauke/longan-nano-rust-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hauke/longan-nano-rust-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhauke%2Flongan-nano-rust-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhauke%2Flongan-nano-rust-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5daca57998286c6c9820b2433595aee4f7ecf93d
[INFO] checking hauke/longan-nano-rust-playground against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhauke%2Flongan-nano-rust-playground" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config
[INFO] started tweaking git repo https://github.com/hauke/longan-nano-rust-playground
[INFO] finished tweaking git repo https://github.com/hauke/longan-nano-rust-playground
[INFO] tweaked toml for git repo https://github.com/hauke/longan-nano-rust-playground written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hauke/longan-nano-rust-playground on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hauke/longan-nano-rust-playground 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]       Adding longan-nano v0.1.1 (https://github.com/riscv-rust/longan-nano.git?branch=master#34c172a7)
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0c1cde64d446a0c94b0479b0bd75c7ea072b8672d1f4e377b29ac805910aaa7
[INFO] running `Command { std: "docker" "start" "-a" "c0c1cde64d446a0c94b0479b0bd75c7ea072b8672d1f4e377b29ac805910aaa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0c1cde64d446a0c94b0479b0bd75c7ea072b8672d1f4e377b29ac805910aaa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0c1cde64d446a0c94b0479b0bd75c7ea072b8672d1f4e377b29ac805910aaa7", kill_on_drop: false }`
[INFO] [stdout] c0c1cde64d446a0c94b0479b0bd75c7ea072b8672d1f4e377b29ac805910aaa7
[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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93a13e4232036a84d1896e1bf9a8e6c4b136d4cb5e5e8d13f98a883dc515e5a9
[INFO] running `Command { std: "docker" "start" "-a" "93a13e4232036a84d1896e1bf9a8e6c4b136d4cb5e5e8d13f98a883dc515e5a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling riscv v0.5.6
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking bit_field v0.9.0
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]     Checking vcell v0.1.2
[INFO] [stderr]    Compiling bare-metal v0.2.4
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling gd32vf103xx-hal v0.3.0
[INFO] [stderr]    Compiling longan-nano v0.1.1 (https://github.com/riscv-rust/longan-nano.git?branch=master#34c172a7)
[INFO] [stderr]     Checking r0 v1.0.0
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]     Checking embedded-graphics v0.6.2
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]     Checking gd32vf103-pac v0.3.1
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling riscv-target v0.1.2
[INFO] [stderr]    Compiling riscv-rt v0.7.2
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling riscv-rt-macros v0.1.6
[INFO] [stderr]     Checking st7735-lcd v0.7.2
[INFO] [stderr]     Checking longan-nano-rust-playground v0.1.0 (/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] [stderr] error: could not compile `longan-nano-rust-playground` (bin "longan-nano-rust-playground") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "93a13e4232036a84d1896e1bf9a8e6c4b136d4cb5e5e8d13f98a883dc515e5a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93a13e4232036a84d1896e1bf9a8e6c4b136d4cb5e5e8d13f98a883dc515e5a9", kill_on_drop: false }`
[INFO] [stdout] 93a13e4232036a84d1896e1bf9a8e6c4b136d4cb5e5e8d13f98a883dc515e5a9