[INFO] fetching crate stm32f2 0.13.0...
[INFO] testing stm32f2-0.13.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate stm32f2 0.13.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate stm32f2 0.13.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stm32f2 0.13.0
[INFO] finished tweaking crates.io crate stm32f2 0.13.0
[INFO] tweaked toml for crates.io crate stm32f2 0.13.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27d566d241839fb0d367e7b65b6696d283c6f580293b27ccea0e8d668f237cb6
[INFO] running `Command { std: "docker" "start" "-a" "27d566d241839fb0d367e7b65b6696d283c6f580293b27ccea0e8d668f237cb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27d566d241839fb0d367e7b65b6696d283c6f580293b27ccea0e8d668f237cb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27d566d241839fb0d367e7b65b6696d283c6f580293b27ccea0e8d668f237cb6", kill_on_drop: false }`
[INFO] [stdout] 27d566d241839fb0d367e7b65b6696d283c6f580293b27ccea0e8d668f237cb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ff73582f85799487bf810eac783e4d842c678c9c35b778d323f7228f25401a3
[INFO] running `Command { std: "docker" "start" "-a" "5ff73582f85799487bf810eac783e4d842c678c9c35b778d323f7228f25401a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling stm32f2 v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.6
[INFO] [stderr]    Compiling cortex-m v0.7.3
[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 1.51s
[INFO] running `Command { std: "docker" "inspect" "5ff73582f85799487bf810eac783e4d842c678c9c35b778d323f7228f25401a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ff73582f85799487bf810eac783e4d842c678c9c35b778d323f7228f25401a3", kill_on_drop: false }`
[INFO] [stdout] 5ff73582f85799487bf810eac783e4d842c678c9c35b778d323f7228f25401a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5a4cdec9285f2e1dcf0c54b1afe21245df1cbec24efb5a288bd016213c2e027
[INFO] running `Command { std: "docker" "start" "-a" "c5a4cdec9285f2e1dcf0c54b1afe21245df1cbec24efb5a288bd016213c2e027", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling stm32f2 v0.13.0 (/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 0.48s
[INFO] running `Command { std: "docker" "inspect" "c5a4cdec9285f2e1dcf0c54b1afe21245df1cbec24efb5a288bd016213c2e027", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5a4cdec9285f2e1dcf0c54b1afe21245df1cbec24efb5a288bd016213c2e027", kill_on_drop: false }`
[INFO] [stdout] c5a4cdec9285f2e1dcf0c54b1afe21245df1cbec24efb5a288bd016213c2e027
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e66cda7ca86f172c7aec52d4377569b82f12e71f6a6b1b1e4a4b355f2c6f194e
[INFO] running `Command { std: "docker" "start" "-a" "e66cda7ca86f172c7aec52d4377569b82f12e71f6a6b1b1e4a4b355f2c6f194e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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: `stm32f2` (lib) generated 1 warning
[INFO] [stderr] warning: `stm32f2` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stm32f2-bceef013c4e67aab)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stm32f2
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[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" "e66cda7ca86f172c7aec52d4377569b82f12e71f6a6b1b1e4a4b355f2c6f194e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e66cda7ca86f172c7aec52d4377569b82f12e71f6a6b1b1e4a4b355f2c6f194e", kill_on_drop: false }`
[INFO] [stdout] e66cda7ca86f172c7aec52d4377569b82f12e71f6a6b1b1e4a4b355f2c6f194e