[INFO] fetching crate mpu6000 0.3.0...
[INFO] testing mpu6000-0.3.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate mpu6000 0.3.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate mpu6000 0.3.0
[INFO] finished tweaking crates.io crate mpu6000 0.3.0
[INFO] tweaked toml for crates.io crate mpu6000 0.3.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mpu6000 0.3.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 12 packages to latest compatible versions
[INFO] [stderr]       Adding embedded-hal v0.2.7 (available: v1.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fixed-point-macros v1.0.0
[INFO] [stderr]   Downloaded fixed-point v1.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a02825176746b7c1393f9bca69313b0d7e2658b7a5a1f4bf82e7e4cf3dfa2d78
[INFO] running `Command { std: "docker" "start" "-a" "a02825176746b7c1393f9bca69313b0d7e2658b7a5a1f4bf82e7e4cf3dfa2d78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a02825176746b7c1393f9bca69313b0d7e2658b7a5a1f4bf82e7e4cf3dfa2d78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a02825176746b7c1393f9bca69313b0d7e2658b7a5a1f4bf82e7e4cf3dfa2d78", kill_on_drop: false }`
[INFO] [stdout] a02825176746b7c1393f9bca69313b0d7e2658b7a5a1f4bf82e7e4cf3dfa2d78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] ac714bc779ea4a42eb32a9553d47f835f1b8ca784a4ee0b3b63645fa07a02b07
[INFO] running `Command { std: "docker" "start" "-a" "ac714bc779ea4a42eb32a9553d47f835f1b8ca784a4ee0b3b63645fa07a02b07", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling fixed-point-macros v1.0.0
[INFO] [stderr]    Compiling fixed-point v1.0.2
[INFO] [stderr]    Compiling mpu6000 v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `StubSPI` is never constructed
[INFO] [stdout]    --> src/lib.rs:210:12
[INFO] [stdout]     |
[INFO] [stdout] 210 |     struct StubSPI {}
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StubOutputPin` is never constructed
[INFO] [stdout]    --> src/lib.rs:229:12
[INFO] [stdout]     |
[INFO] [stdout] 229 |     struct StubOutputPin {}
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Nodelay` is never constructed
[INFO] [stdout]    --> src/lib.rs:241:12
[INFO] [stdout]     |
[INFO] [stdout] 241 |     struct Nodelay {}
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.66s
[INFO] running `Command { std: "docker" "inspect" "ac714bc779ea4a42eb32a9553d47f835f1b8ca784a4ee0b3b63645fa07a02b07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac714bc779ea4a42eb32a9553d47f835f1b8ca784a4ee0b3b63645fa07a02b07", kill_on_drop: false }`
[INFO] [stdout] ac714bc779ea4a42eb32a9553d47f835f1b8ca784a4ee0b3b63645fa07a02b07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] ee483e11cc6b71fbd5ce146abec95239b69aae97d800e61dedc5baaffd83b60c
[INFO] running `Command { std: "docker" "start" "-a" "ee483e11cc6b71fbd5ce146abec95239b69aae97d800e61dedc5baaffd83b60c", kill_on_drop: false }`
[INFO] [stderr]    Compiling mpu6000 v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `StubSPI` is never constructed
[INFO] [stdout]    --> src/lib.rs:210:12
[INFO] [stdout]     |
[INFO] [stdout] 210 |     struct StubSPI {}
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StubOutputPin` is never constructed
[INFO] [stdout]    --> src/lib.rs:229:12
[INFO] [stdout]     |
[INFO] [stdout] 229 |     struct StubOutputPin {}
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Nodelay` is never constructed
[INFO] [stdout]    --> src/lib.rs:241:12
[INFO] [stdout]     |
[INFO] [stdout] 241 |     struct Nodelay {}
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "ee483e11cc6b71fbd5ce146abec95239b69aae97d800e61dedc5baaffd83b60c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee483e11cc6b71fbd5ce146abec95239b69aae97d800e61dedc5baaffd83b60c", kill_on_drop: false }`
[INFO] [stdout] ee483e11cc6b71fbd5ce146abec95239b69aae97d800e61dedc5baaffd83b60c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 658d3b934b8e83d1a87d117408014944d42f19c568fda01c9c3f24799fa7e374
[INFO] running `Command { std: "docker" "start" "-a" "658d3b934b8e83d1a87d117408014944d42f19c568fda01c9c3f24799fa7e374", kill_on_drop: false }`
[INFO] [stderr] warning: struct `StubSPI` is never constructed
[INFO] [stderr]    --> src/lib.rs:210:12
[INFO] [stderr]     |
[INFO] [stderr] 210 |     struct StubSPI {}
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `StubOutputPin` is never constructed
[INFO] [stderr]    --> src/lib.rs:229:12
[INFO] [stderr]     |
[INFO] [stderr] 229 |     struct StubOutputPin {}
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Nodelay` is never constructed
[INFO] [stderr]    --> src/lib.rs:241:12
[INFO] [stderr]     |
[INFO] [stderr] 241 |     struct Nodelay {}
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `mpu6000` (lib) generated 3 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/mpu6000-b7c81513bae3840e)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test::test_functional ... ok
[INFO] [stdout] test test::test_macro ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "658d3b934b8e83d1a87d117408014944d42f19c568fda01c9c3f24799fa7e374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "658d3b934b8e83d1a87d117408014944d42f19c568fda01c9c3f24799fa7e374", kill_on_drop: false }`
[INFO] [stdout] 658d3b934b8e83d1a87d117408014944d42f19c568fda01c9c3f24799fa7e374