[INFO] cloning repository https://github.com/hlukasz/stm32_blink
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hlukasz/stm32_blink" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhlukasz%2Fstm32_blink", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhlukasz%2Fstm32_blink'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9ecf785626799c44729de5bf063c039cfcfb1547
[INFO] checking hlukasz/stm32_blink against master#0692db1a9082380e027f354912229dfd6af37e78 for pr-115974
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhlukasz%2Fstm32_blink" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hlukasz/stm32_blink on toolchain 0692db1a9082380e027f354912229dfd6af37e78
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0692db1a9082380e027f354912229dfd6af37e78" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/hlukasz/stm32_blink
[INFO] finished tweaking git repo https://github.com/hlukasz/stm32_blink
[INFO] tweaked toml for git repo https://github.com/hlukasz/stm32_blink written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hlukasz/stm32_blink 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" "+0692db1a9082380e027f354912229dfd6af37e78" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cortex-m-rt-macros v0.1.6
[INFO] [stderr]   Downloaded cortex-m v0.5.10
[INFO] [stderr]   Downloaded aligned v0.3.1
[INFO] [stderr]   Downloaded cortex-m-rt v0.6.10
[INFO] [stderr]   Downloaded panic-semihosting v0.5.3
[INFO] [stderr]   Downloaded as-slice v0.1.0
[INFO] [stderr]   Downloaded cortex-m v0.6.1
[INFO] [stderr]   Downloaded stm32l0 v0.8.0
[INFO] [stderr]   Downloaded stm32l0xx-hal v0.4.0
[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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+0692db1a9082380e027f354912229dfd6af37e78" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f0ecb976f85d579ee24cea9e6378f3b2d415b9814dcef3bce16083b5c530f5b
[INFO] running `Command { std: "docker" "start" "-a" "7f0ecb976f85d579ee24cea9e6378f3b2d415b9814dcef3bce16083b5c530f5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f0ecb976f85d579ee24cea9e6378f3b2d415b9814dcef3bce16083b5c530f5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f0ecb976f85d579ee24cea9e6378f3b2d415b9814dcef3bce16083b5c530f5b", kill_on_drop: false }`
[INFO] [stdout] 7f0ecb976f85d579ee24cea9e6378f3b2d415b9814dcef3bce16083b5c530f5b
[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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+0692db1a9082380e027f354912229dfd6af37e78" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 657536e5cc086e01d36f02e8934c493a360f3fb4d205a308187761f5f0bad3a0
[INFO] running `Command { std: "docker" "start" "-a" "657536e5cc086e01d36f02e8934c493a360f3fb4d205a308187761f5f0bad3a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling cortex-m v0.6.1
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking vcell v0.1.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.5
[INFO] [stderr]    Compiling cortex-m-rt v0.6.10
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]     Checking nb v0.1.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling cortex-m v0.5.10
[INFO] [stderr]    Compiling stm32l0 v0.8.0
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]     Checking embedded-hal v0.2.3
[INFO] [stderr]     Checking aligned v0.2.0
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling stm32l0xx-hal v0.4.0
[INFO] [stderr]     Checking cast v0.2.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking as-slice v0.1.0
[INFO] [stderr]     Checking aligned v0.3.1
[INFO] [stderr]     Checking panic-semihosting v0.5.3
[INFO] [stderr]     Checking shared-bus v0.1.4
[INFO] [stderr] LLVM ERROR: IO failure on output stream: No space left on device
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] running `Command { std: "docker" "inspect" "657536e5cc086e01d36f02e8934c493a360f3fb4d205a308187761f5f0bad3a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "657536e5cc086e01d36f02e8934c493a360f3fb4d205a308187761f5f0bad3a0", kill_on_drop: false }`
[INFO] [stdout] 657536e5cc086e01d36f02e8934c493a360f3fb4d205a308187761f5f0bad3a0