[INFO] cloning repository https://github.com/varesa/rs-stm32f1-hello-serial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/varesa/rs-stm32f1-hello-serial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvaresa%2Frs-stm32f1-hello-serial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvaresa%2Frs-stm32f1-hello-serial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f7e6688f025a9350467d279103afcdc4ccb09dc6
[INFO] building varesa/rs-stm32f1-hello-serial against try#8aaecdf5df68a6fbc126704e44d399ba2fe66bf2 for pr-94962
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvaresa%2Frs-stm32f1-hello-serial" "/workspace/builds/worker-26/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-26/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/varesa/rs-stm32f1-hello-serial on toolchain 8aaecdf5df68a6fbc126704e44d399ba2fe66bf2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8aaecdf5df68a6fbc126704e44d399ba2fe66bf2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-26/source/.cargo/config
[INFO] started tweaking git repo https://github.com/varesa/rs-stm32f1-hello-serial
[INFO] finished tweaking git repo https://github.com/varesa/rs-stm32f1-hello-serial
[INFO] tweaked toml for git repo https://github.com/varesa/rs-stm32f1-hello-serial written to /workspace/builds/worker-26/source/Cargo.toml
[INFO] crate git repo https://github.com/varesa/rs-stm32f1-hello-serial already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8aaecdf5df68a6fbc126704e44d399ba2fe66bf2" "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-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+8aaecdf5df68a6fbc126704e44d399ba2fe66bf2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc086eb58904d92425d9c32857fd65c62cea789dd31cf0b345cffad5bf161d11
[INFO] running `Command { std: "docker" "start" "-a" "fc086eb58904d92425d9c32857fd65c62cea789dd31cf0b345cffad5bf161d11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc086eb58904d92425d9c32857fd65c62cea789dd31cf0b345cffad5bf161d11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc086eb58904d92425d9c32857fd65c62cea789dd31cf0b345cffad5bf161d11", kill_on_drop: false }`
[INFO] [stdout] fc086eb58904d92425d9c32857fd65c62cea789dd31cf0b345cffad5bf161d11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+8aaecdf5df68a6fbc126704e44d399ba2fe66bf2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b834378496752869706b65ae7a92844766071f26e1eb0dac2cb1de02f6a763b7
[INFO] running `Command { std: "docker" "start" "-a" "b834378496752869706b65ae7a92844766071f26e1eb0dac2cb1de02f6a763b7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling cortex-m v0.6.4
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling vcell v0.1.2
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling cortex-m-rt v0.6.13
[INFO] [stderr]    Compiling r0 v0.2.2
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.5
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling stm32f1 v0.11.0
[INFO] [stderr]    Compiling stm32f1 v0.12.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling embedded-dma v0.1.2
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling generic-array v0.13.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling embedded-hal v0.2.4
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling as-slice v0.1.4
[INFO] [stderr]    Compiling aligned v0.3.4
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling panic-semihosting v0.5.4
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]    Compiling stm32f1xx-hal v0.7.0
[INFO] [stderr]    Compiling stm32f1-hello v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 40s
[INFO] running `Command { std: "docker" "inspect" "b834378496752869706b65ae7a92844766071f26e1eb0dac2cb1de02f6a763b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b834378496752869706b65ae7a92844766071f26e1eb0dac2cb1de02f6a763b7", kill_on_drop: false }`
[INFO] [stdout] b834378496752869706b65ae7a92844766071f26e1eb0dac2cb1de02f6a763b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+8aaecdf5df68a6fbc126704e44d399ba2fe66bf2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f0a189816217e7fc03737dfe607201173cee42375dde786f78df82e08ff1b6c
[INFO] running `Command { std: "docker" "start" "-a" "4f0a189816217e7fc03737dfe607201173cee42375dde786f78df82e08ff1b6c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "4f0a189816217e7fc03737dfe607201173cee42375dde786f78df82e08ff1b6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f0a189816217e7fc03737dfe607201173cee42375dde786f78df82e08ff1b6c", kill_on_drop: false }`
[INFO] [stdout] 4f0a189816217e7fc03737dfe607201173cee42375dde786f78df82e08ff1b6c