[INFO] fetching crate accel-stepper 0.1.0...
[INFO] testing accel-stepper-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_0
[INFO] extracting crate accel-stepper 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate accel-stepper 0.1.0
[INFO] finished tweaking crates.io crate accel-stepper 0.1.0
[INFO] tweaked toml for crates.io crate accel-stepper 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate accel-stepper 0.1.0 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 7 packages to latest compatible versions
[INFO] [stderr]       Adding arrayvec v0.4.12 (available: v0.7.6)
[INFO] [stderr]       Adding embedded-hal v0.2.7 (available: v1.0.0)
[INFO] [stderr]       Adding libm v0.1.4 (available: v0.2.15)
[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 libm v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] fd5ae499f819a086057123c36c6d21a876c0d933599be1e1f3ba9aa13fff7dca
[INFO] running `Command { std: "docker" "start" "-a" "fd5ae499f819a086057123c36c6d21a876c0d933599be1e1f3ba9aa13fff7dca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd5ae499f819a086057123c36c6d21a876c0d933599be1e1f3ba9aa13fff7dca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd5ae499f819a086057123c36c6d21a876c0d933599be1e1f3ba9aa13fff7dca", kill_on_drop: false }`
[INFO] [stdout] fd5ae499f819a086057123c36c6d21a876c0d933599be1e1f3ba9aa13fff7dca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ebfeae4654fab9775f68ef06824406fe3c2ab07744cb1444da0221ad57e8881d
[INFO] running `Command { std: "docker" "start" "-a" "ebfeae4654fab9775f68ef06824406fe3c2ab07744cb1444da0221ad57e8881d", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling accel-stepper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "ebfeae4654fab9775f68ef06824406fe3c2ab07744cb1444da0221ad57e8881d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebfeae4654fab9775f68ef06824406fe3c2ab07744cb1444da0221ad57e8881d", kill_on_drop: false }`
[INFO] [stdout] ebfeae4654fab9775f68ef06824406fe3c2ab07744cb1444da0221ad57e8881d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 0ef6f400afd2b28b8c715b62cc976163e897fcb294397cafa0d3b6ef9d392547
[INFO] running `Command { std: "docker" "start" "-a" "0ef6f400afd2b28b8c715b62cc976163e897fcb294397cafa0d3b6ef9d392547", kill_on_drop: false }`
[INFO] [stderr]    Compiling accel-stepper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `NopDevice` is never constructed
[INFO] [stdout]    --> src/driver.rs:349:12
[INFO] [stdout]     |
[INFO] [stdout] 349 |     struct NopDevice;
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `NopDevice` has derived impls for the traits `Debug`, `Clone`, and `Default`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "0ef6f400afd2b28b8c715b62cc976163e897fcb294397cafa0d3b6ef9d392547", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ef6f400afd2b28b8c715b62cc976163e897fcb294397cafa0d3b6ef9d392547", kill_on_drop: false }`
[INFO] [stdout] 0ef6f400afd2b28b8c715b62cc976163e897fcb294397cafa0d3b6ef9d392547
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 9804ab765be021a79bea04678c58225b05bcdce15888018d1748da37601f429a
[INFO] running `Command { std: "docker" "start" "-a" "9804ab765be021a79bea04678c58225b05bcdce15888018d1748da37601f429a", kill_on_drop: false }`
[INFO] [stderr] warning: struct `NopDevice` is never constructed
[INFO] [stderr]    --> src/driver.rs:349:12
[INFO] [stderr]     |
[INFO] [stderr] 349 |     struct NopDevice;
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `NopDevice` has derived impls for the traits `Debug`, `Clone`, and `Default`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `accel-stepper` (lib test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/accel_stepper-322b4b541a360fec)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test driver::tests::compute_new_speeds_when_already_at_target ... ok
[INFO] [stdout] test driver::tests::dont_step_when_already_at_target ... 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" "9804ab765be021a79bea04678c58225b05bcdce15888018d1748da37601f429a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9804ab765be021a79bea04678c58225b05bcdce15888018d1748da37601f429a", kill_on_drop: false }`
[INFO] [stdout] 9804ab765be021a79bea04678c58225b05bcdce15888018d1748da37601f429a