[INFO] fetching crate stm32f3-copterust 0.12.3...
[INFO] testing stm32f3-copterust-0.12.3 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate stm32f3-copterust 0.12.3 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate stm32f3-copterust 0.12.3 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stm32f3-copterust 0.12.3
[INFO] finished tweaking crates.io crate stm32f3-copterust 0.12.3
[INFO] tweaked toml for crates.io crate stm32f3-copterust 0.12.3 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dbfa4d93dc8ff7c1e4b6f82941a781b6598bb76d12c9f9d1734d89107efda59e
[INFO] running `Command { std: "docker" "start" "-a" "dbfa4d93dc8ff7c1e4b6f82941a781b6598bb76d12c9f9d1734d89107efda59e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dbfa4d93dc8ff7c1e4b6f82941a781b6598bb76d12c9f9d1734d89107efda59e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbfa4d93dc8ff7c1e4b6f82941a781b6598bb76d12c9f9d1734d89107efda59e", kill_on_drop: false }`
[INFO] [stdout] dbfa4d93dc8ff7c1e4b6f82941a781b6598bb76d12c9f9d1734d89107efda59e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef69b0a5664caf1d6267d4571bcdbc2d55d30d1a5f4553c43852e1a0015e6d3f
[INFO] running `Command { std: "docker" "start" "-a" "ef69b0a5664caf1d6267d4571bcdbc2d55d30d1a5f4553c43852e1a0015e6d3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling stm32f3-copterust v0.12.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/generic.rs:162:19
[INFO] [stdout]     |
[INFO] [stdout] 162 |     pub(crate) fn new(bits: U) -> Self {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "ef69b0a5664caf1d6267d4571bcdbc2d55d30d1a5f4553c43852e1a0015e6d3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef69b0a5664caf1d6267d4571bcdbc2d55d30d1a5f4553c43852e1a0015e6d3f", kill_on_drop: false }`
[INFO] [stdout] ef69b0a5664caf1d6267d4571bcdbc2d55d30d1a5f4553c43852e1a0015e6d3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22598cac688e698418ebc11804bdd67fefe75821f9269c58a3f6296d71aad7b8
[INFO] running `Command { std: "docker" "start" "-a" "22598cac688e698418ebc11804bdd67fefe75821f9269c58a3f6296d71aad7b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling stm32f3-copterust v0.12.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/generic.rs:162:19
[INFO] [stdout]     |
[INFO] [stdout] 162 |     pub(crate) fn new(bits: U) -> Self {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/generic.rs:162:19
[INFO] [stdout]     |
[INFO] [stdout] 162 |     pub(crate) fn new(bits: U) -> Self {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "22598cac688e698418ebc11804bdd67fefe75821f9269c58a3f6296d71aad7b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22598cac688e698418ebc11804bdd67fefe75821f9269c58a3f6296d71aad7b8", kill_on_drop: false }`
[INFO] [stdout] 22598cac688e698418ebc11804bdd67fefe75821f9269c58a3f6296d71aad7b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ea96135bbed1c358a41d8252c771e9f1142660bcaacf8b6dba719bc8f3c62ffc
[INFO] running `Command { std: "docker" "start" "-a" "ea96135bbed1c358a41d8252c771e9f1142660bcaacf8b6dba719bc8f3c62ffc", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]    --> src/generic.rs:162:19
[INFO] [stderr]     |
[INFO] [stderr] 162 |     pub(crate) fn new(bits: U) -> Self {
[INFO] [stderr]     |                   ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `stm32f3-copterust` (lib) generated 1 warning
[INFO] [stderr] warning: `stm32f3-copterust` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stm32f3_copterust-149e1b3d3c0ededb)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stm32f3-copterust
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/generic.rs - generic::Reg<U, REG>::modify (line 123) ... ignored
[INFO] [stdout] test src/generic.rs - generic::Reg<U, REG>::modify (line 129) ... ignored
[INFO] [stdout] test src/generic.rs - generic::Reg<U, REG>::read (line 40) ... ignored
[INFO] [stdout] test src/generic.rs - generic::Reg<U, REG>::read (line 44) ... ignored
[INFO] [stdout] test src/generic.rs - generic::Reg<U, REG>::write (line 77) ... ignored
[INFO] [stdout] test src/generic.rs - generic::Reg<U, REG>::write (line 81) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 6 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ea96135bbed1c358a41d8252c771e9f1142660bcaacf8b6dba719bc8f3c62ffc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea96135bbed1c358a41d8252c771e9f1142660bcaacf8b6dba719bc8f3c62ffc", kill_on_drop: false }`
[INFO] [stdout] ea96135bbed1c358a41d8252c771e9f1142660bcaacf8b6dba719bc8f3c62ffc