[INFO] cloning repository https://github.com/lenna-kun/stm32f3discovery-7_seg_led
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lenna-kun/stm32f3discovery-7_seg_led" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flenna-kun%2Fstm32f3discovery-7_seg_led", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flenna-kun%2Fstm32f3discovery-7_seg_led'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8efb7ce42c91ab660960ee6f838e1f88df269f87
[INFO] testing lenna-kun/stm32f3discovery-7_seg_led against 1.98.0-beta.8+cargoflags=--release for beta-release-1.99-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flenna-kun%2Fstm32f3discovery-7_seg_led" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-1-tc1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/lenna-kun/stm32f3discovery-7_seg_led
[INFO] finished tweaking git repo https://github.com/lenna-kun/stm32f3discovery-7_seg_led
[INFO] tweaked toml for git repo https://github.com/lenna-kun/stm32f3discovery-7_seg_led written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lenna-kun/stm32f3discovery-7_seg_led on toolchain 1.98.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lenna-kun/stm32f3discovery-7_seg_led 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" "+1.98.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vcell v0.1.2
[INFO] [stderr]   Downloaded aligned v0.3.2
[INFO] [stderr]   Downloaded cortex-m v0.5.10
[INFO] [stderr]   Downloaded volatile-register v0.2.0
[INFO] [stderr]   Downloaded cast v0.2.3
[INFO] [stderr]   Downloaded cortex-m-rt-macros v0.1.8
[INFO] [stderr]   Downloaded as-slice v0.1.3
[INFO] [stderr]   Downloaded panic-semihosting v0.5.3
[INFO] [stderr]   Downloaded r0 v0.2.2
[INFO] [stderr]   Downloaded bare-metal v0.2.5
[INFO] [stderr]   Downloaded generic-array v0.13.2
[INFO] [stderr]   Downloaded aligned v0.2.0
[INFO] [stderr]   Downloaded cortex-m-semihosting v0.3.5
[INFO] [stderr]   Downloaded quote v1.0.4
[INFO] [stderr]   Downloaded cortex-m v0.6.2
[INFO] [stderr]   Downloaded cortex-m-rt v0.6.12
[INFO] [stderr]   Downloaded typenum v1.12.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.12
[INFO] [stderr]   Downloaded stm32f30x v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 3f5d586d36854bf42a54684c47688ad28dcf4d19d887cf5b2afbc411fb994da9
[INFO] running `Command { std: "docker" "start" "3f5d586d36854bf42a54684c47688ad28dcf4d19d887cf5b2afbc411fb994da9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f5d586d36854bf42a54684c47688ad28dcf4d19d887cf5b2afbc411fb994da9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3f5d586d36854bf42a54684c47688ad28dcf4d19d887cf5b2afbc411fb994da9" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f5d586d36854bf42a54684c47688ad28dcf4d19d887cf5b2afbc411fb994da9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3f5d586d36854bf42a54684c47688ad28dcf4d19d887cf5b2afbc411fb994da9" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling cortex-m v0.6.2
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling vcell v0.1.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.5
[INFO] [stderr]    Compiling cortex-m v0.5.10
[INFO] [stderr]    Compiling aligned v0.2.0
[INFO] [stderr]    Compiling cortex-m-rt v0.6.12
[INFO] [stderr]    Compiling stm32f30x v0.8.0
[INFO] [stderr]    Compiling r0 v0.2.2
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling generic-array v0.13.2
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling as-slice v0.1.3
[INFO] [stderr]    Compiling aligned v0.3.2
[INFO] [stderr]    Compiling panic-semihosting v0.5.3
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]    Compiling seven_segment_led 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 `seven_segment_led` (bin "seven_segment_led") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "3f5d586d36854bf42a54684c47688ad28dcf4d19d887cf5b2afbc411fb994da9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f5d586d36854bf42a54684c47688ad28dcf4d19d887cf5b2afbc411fb994da9", kill_on_drop: false }`
[INFO] [stdout] 3f5d586d36854bf42a54684c47688ad28dcf4d19d887cf5b2afbc411fb994da9
