[INFO] cloning repository https://github.com/facklambda/baremetalbuzzer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/facklambda/baremetalbuzzer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffacklambda%2Fbaremetalbuzzer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffacklambda%2Fbaremetalbuzzer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 901f921ddde9eaad4086abf781bc8e4a4600cc51
[INFO] testing facklambda/baremetalbuzzer against master#552a959051cebf8f88a8f558399baf733bec9ce0 for pr-136932
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffacklambda%2Fbaremetalbuzzer" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/facklambda/baremetalbuzzer on toolchain 552a959051cebf8f88a8f558399baf733bec9ce0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-0-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/facklambda/baremetalbuzzer
[INFO] finished tweaking git repo https://github.com/facklambda/baremetalbuzzer
[INFO] tweaked toml for git repo https://github.com/facklambda/baremetalbuzzer written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/facklambda/baremetalbuzzer 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" "+552a959051cebf8f88a8f558399baf733bec9ce0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/esp-rs/esp-backtrace`
[INFO] [stderr]     Updating git repository `https://github.com/esp-rs/esp-hal.git`
[INFO] [stderr]     Updating git repository `https://github.com/esp-rs/esp-pacs.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded riscv-rt-macros v0.2.0
[INFO] [stderr]   Downloaded riscv-rt v0.9.0
[INFO] [stderr]   Downloaded esp-println v0.2.1
[INFO] [stderr]   Downloaded riscv v0.8.0
[INFO] [stderr]   Downloaded riscv-rt v0.8.1
[INFO] [stderr]   Downloaded riscv-atomic-emulation-trap v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 946bd411d0c6c51dbf64c26f05078f29f7d26c37b196ed76c26483a719f085b3
[INFO] running `Command { std: "docker" "start" "-a" "946bd411d0c6c51dbf64c26f05078f29f7d26c37b196ed76c26483a719f085b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "946bd411d0c6c51dbf64c26f05078f29f7d26c37b196ed76c26483a719f085b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "946bd411d0c6c51dbf64c26f05078f29f7d26c37b196ed76c26483a719f085b3", kill_on_drop: false }`
[INFO] [stdout] 946bd411d0c6c51dbf64c26f05078f29f7d26c37b196ed76c26483a719f085b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df018a79d51d7c37005bef96a7ec4a738ad6d2046aea56487fad6a75746cae9e
[INFO] running `Command { std: "docker" "start" "-a" "df018a79d51d7c37005bef96a7ec4a738ad6d2046aea56487fad6a75746cae9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.42
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling bit_field v0.10.1
[INFO] [stderr]    Compiling bare-metal v1.0.0
[INFO] [stderr]    Compiling riscv v0.8.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling r0 v1.0.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]    Compiling esp32c3 v0.4.0 (https://github.com/esp-rs/esp-pacs.git?branch=with_source#a014abd3)
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling esp-hal-common v0.1.0 (https://github.com/esp-rs/esp-hal.git#1d02bf87)
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling esp-println v0.2.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling esp32c3-hal v0.1.0 (https://github.com/esp-rs/esp-hal.git#1d02bf87)
[INFO] [stderr]    Compiling embedded-hal v1.0.0-alpha.8
[INFO] [stderr]    Compiling esp-backtrace v0.1.0 (https://github.com/esp-rs/esp-backtrace#df3d97af)
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling gcd v2.1.0
[INFO] [stderr]    Compiling fugit v0.3.6
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling riscv-target v0.1.2
[INFO] [stderr]    Compiling riscv-rt v0.9.0
[INFO] [stderr]    Compiling riscv-atomic-emulation-trap v0.1.1
[INFO] [stderr]    Compiling riscv v0.7.0
[INFO] [stderr]    Compiling riscv-rt v0.8.1
[INFO] [stdout] error: failed to write /tmp/rustcZX6DB2/lib.rmeta: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syn` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmetaBRYQjJ/lib.rmeta`: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syn` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "df018a79d51d7c37005bef96a7ec4a738ad6d2046aea56487fad6a75746cae9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df018a79d51d7c37005bef96a7ec4a738ad6d2046aea56487fad6a75746cae9e", kill_on_drop: false }`
[INFO] [stdout] df018a79d51d7c37005bef96a7ec4a738ad6d2046aea56487fad6a75746cae9e