[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 master#ad211ced81509462cdfe4c29ed10f97279a0acae for pr-135216-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvaresa%2Frs-stm32f1-hello-serial" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/varesa/rs-stm32f1-hello-serial on toolchain ad211ced81509462cdfe4c29ed10f97279a0acae
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5-tc1/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-5-tc1/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded void v1.0.2
[INFO] [stderr]   Downloaded vcell v0.1.2
[INFO] [stderr]   Downloaded cortex-m-rt-macros v0.1.8
[INFO] [stderr]   Downloaded r0 v0.2.2
[INFO] [stderr]   Downloaded panic-semihosting v0.5.4
[INFO] [stderr]   Downloaded embedded-dma v0.1.2
[INFO] [stderr]   Downloaded nb v1.0.0
[INFO] [stderr]   Downloaded generic-array v0.12.3
[INFO] [stderr]   Downloaded cortex-m-semihosting v0.3.5
[INFO] [stderr]   Downloaded typenum v1.12.0
[INFO] [stderr]   Downloaded generic-array v0.14.4
[INFO] [stderr]   Downloaded cortex-m v0.6.4
[INFO] [stderr]   Downloaded proc-macro2 v1.0.24
[INFO] [stderr]   Downloaded cortex-m-rt v0.6.13
[INFO] [stderr]   Downloaded cast v0.2.3
[INFO] [stderr]   Downloaded embedded-hal v0.2.4
[INFO] [stderr]   Downloaded generic-array v0.13.2
[INFO] [stderr]   Downloaded semver-parser v0.7.0
[INFO] [stderr]   Downloaded semver v0.9.0
[INFO] [stderr]   Downloaded quote v1.0.7
[INFO] [stderr]   Downloaded syn v1.0.48
[INFO] [stderr]   Downloaded unicode-xid v0.2.1
[INFO] [stderr]   Downloaded version_check v0.9.2
[INFO] [stderr]   Downloaded stable_deref_trait v1.2.0
[INFO] [stderr]   Downloaded as-slice v0.1.4
[INFO] [stderr]   Downloaded aligned v0.3.4
[INFO] [stderr]   Downloaded rustc_version v0.2.3
[INFO] [stderr]   Downloaded bitfield v0.13.2
[INFO] [stderr]   Downloaded nb v0.1.3
[INFO] [stderr]   Downloaded bare-metal v0.2.5
[INFO] [stderr]   Downloaded volatile-register v0.2.0
[INFO] [stderr]   Downloaded stm32f1xx-hal v0.7.0
[INFO] [stderr]   Downloaded stm32f1 v0.11.0
[INFO] [stderr]   Downloaded stm32f1 v0.12.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4edbae90bda1699788b7bd8f5411352619d9b2aca4c89934f1b107a2933e41af
[INFO] running `Command { std: "docker" "start" "-a" "4edbae90bda1699788b7bd8f5411352619d9b2aca4c89934f1b107a2933e41af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4edbae90bda1699788b7bd8f5411352619d9b2aca4c89934f1b107a2933e41af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4edbae90bda1699788b7bd8f5411352619d9b2aca4c89934f1b107a2933e41af", kill_on_drop: false }`
[INFO] [stdout] 4edbae90bda1699788b7bd8f5411352619d9b2aca4c89934f1b107a2933e41af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed4a6103a9ceac31ff69d39604b57cb8956ed3a719c870c13a5dd5dd4c415e5b
[INFO] running `Command { std: "docker" "start" "-a" "ed4a6103a9ceac31ff69d39604b57cb8956ed3a719c870c13a5dd5dd4c415e5b", kill_on_drop: false }`
[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 vcell v0.1.2
[INFO] [stderr]    Compiling syn v1.0.48
[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 nb v1.0.0
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.5
[INFO] [stderr]    Compiling stm32f1 v0.11.0
[INFO] [stderr]    Compiling stm32f1 v0.12.1
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-dma v0.1.2
[INFO] [stderr]    Compiling embedded-hal v0.2.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling generic-array v0.13.2
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling as-slice v0.1.4
[INFO] [stderr]    Compiling aligned v0.3.4
[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` profile [unoptimized + debuginfo] target(s) in 28.28s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: stm32f1xx-hal v0.7.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "ed4a6103a9ceac31ff69d39604b57cb8956ed3a719c870c13a5dd5dd4c415e5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed4a6103a9ceac31ff69d39604b57cb8956ed3a719c870c13a5dd5dd4c415e5b", kill_on_drop: false }`
[INFO] [stdout] ed4a6103a9ceac31ff69d39604b57cb8956ed3a719c870c13a5dd5dd4c415e5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d07beb41efe65f7a5df52298ae4b74000633070f41091b55e63c8cd82fe3b4a7
[INFO] running `Command { std: "docker" "start" "-a" "d07beb41efe65f7a5df52298ae4b74000633070f41091b55e63c8cd82fe3b4a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling stm32f1-hello v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: stm32f1xx-hal v0.7.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "d07beb41efe65f7a5df52298ae4b74000633070f41091b55e63c8cd82fe3b4a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d07beb41efe65f7a5df52298ae4b74000633070f41091b55e63c8cd82fe3b4a7", kill_on_drop: false }`
[INFO] [stdout] d07beb41efe65f7a5df52298ae4b74000633070f41091b55e63c8cd82fe3b4a7