[INFO] updating cached repository https://github.com/rust-le/embedded-STM32F3DISCOVER
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5e14e1437db19fc4e4d5968caf9448251d84c692
[INFO] testing rust-le/embedded-STM32F3DISCOVER against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-le%2Fembedded-STM32F3DISCOVER" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rust-le/embedded-STM32F3DISCOVER on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rust-le/embedded-STM32F3DISCOVER
[INFO] finished tweaking git repo https://github.com/rust-le/embedded-STM32F3DISCOVER
[INFO] tweaked toml for git repo https://github.com/rust-le/embedded-STM32F3DISCOVER written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/rust-le/embedded-STM32F3DISCOVER already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7ca1fe6e4279eb9c455a3059606c25c1895c574075b5c93eccf6bf18607fc956
[INFO] running `Command { std: "docker" "start" "-a" "7ca1fe6e4279eb9c455a3059606c25c1895c574075b5c93eccf6bf18607fc956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ca1fe6e4279eb9c455a3059606c25c1895c574075b5c93eccf6bf18607fc956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ca1fe6e4279eb9c455a3059606c25c1895c574075b5c93eccf6bf18607fc956", kill_on_drop: false }`
[INFO] [stdout] 7ca1fe6e4279eb9c455a3059606c25c1895c574075b5c93eccf6bf18607fc956
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc37ff802881273a00166fe38ffc3a845e988fe3739f2c57727eab0b34140e89
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bc37ff802881273a00166fe38ffc3a845e988fe3739f2c57727eab0b34140e89", kill_on_drop: false }`
[INFO] [stderr]    Compiling embedded-STM32F3DISCOVER v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `embedded_STM32F3DISCOVER` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `embedded_stm32_f3_discover`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "bc37ff802881273a00166fe38ffc3a845e988fe3739f2c57727eab0b34140e89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc37ff802881273a00166fe38ffc3a845e988fe3739f2c57727eab0b34140e89", kill_on_drop: false }`
[INFO] [stdout] bc37ff802881273a00166fe38ffc3a845e988fe3739f2c57727eab0b34140e89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e8c684263c1388ef8156a7a1ce1aea2c7452a8224959a576b86f7fc461f85ff
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6e8c684263c1388ef8156a7a1ce1aea2c7452a8224959a576b86f7fc461f85ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling embedded-STM32F3DISCOVER v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `embedded_STM32F3DISCOVER` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `embedded_stm32_f3_discover`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "6e8c684263c1388ef8156a7a1ce1aea2c7452a8224959a576b86f7fc461f85ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e8c684263c1388ef8156a7a1ce1aea2c7452a8224959a576b86f7fc461f85ff", kill_on_drop: false }`
[INFO] [stdout] 6e8c684263c1388ef8156a7a1ce1aea2c7452a8224959a576b86f7fc461f85ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d223748379ffff9ae932cfbab5b64e45dfcc7ad5c96f7fb51f528b2a1bef1fe2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d223748379ffff9ae932cfbab5b64e45dfcc7ad5c96f7fb51f528b2a1bef1fe2", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: crate `embedded_STM32F3DISCOVER` should have a snake case name
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr]   = help: convert the identifier to snake case: `embedded_stm32_f3_discover`
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/embedded_STM32F3DISCOVER-2c2921b859d35285
[INFO] running `Command { std: "docker" "inspect" "d223748379ffff9ae932cfbab5b64e45dfcc7ad5c96f7fb51f528b2a1bef1fe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d223748379ffff9ae932cfbab5b64e45dfcc7ad5c96f7fb51f528b2a1bef1fe2", kill_on_drop: false }`
[INFO] [stdout] d223748379ffff9ae932cfbab5b64e45dfcc7ad5c96f7fb51f528b2a1bef1fe2