[INFO] fetching crate systick-timer 0.1.5...
[INFO] building systick-timer-0.1.5 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate systick-timer 0.1.5 into /workspace/builds/worker-6-tc1/source
[INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate systick-timer 0.1.5
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate systick-timer 0.1.5
[INFO] tweaked toml for crates.io crate systick-timer 0.1.5 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate systick-timer 0.1.5 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate systick-timer 0.1.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded embassy-time v0.4.0
[INFO] [stderr]   Downloaded cortex-m-rt v0.7.5
[INFO] [stderr]   Downloaded cortex-m-rt-macros v0.7.5
[INFO] [stderr]   Downloaded embassy-time-driver v0.2.0
[INFO] [stderr]   Downloaded embassy-executor-macros v0.6.2
[INFO] [stderr]   Downloaded embassy-executor v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec0fe0ed67788071c1c82e78d9b571d0c8376126428e0fc1d603102da0406aa5
[INFO] running `Command { std: "docker" "start" "-a" "ec0fe0ed67788071c1c82e78d9b571d0c8376126428e0fc1d603102da0406aa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec0fe0ed67788071c1c82e78d9b571d0c8376126428e0fc1d603102da0406aa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec0fe0ed67788071c1c82e78d9b571d0c8376126428e0fc1d603102da0406aa5", kill_on_drop: false }`
[INFO] [stdout] ec0fe0ed67788071c1c82e78d9b571d0c8376126428e0fc1d603102da0406aa5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79ba4a4159c2bfd1ff523769ae78a6b16ab3bba2c6250d393bced70062f20046
[INFO] running `Command { std: "docker" "start" "-a" "79ba4a4159c2bfd1ff523769ae78a6b16ab3bba2c6250d393bced70062f20046", kill_on_drop: false }`
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling cortex-m-rt v0.7.5
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling systick-timer v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.5
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.40s
[INFO] running `Command { std: "docker" "inspect" "79ba4a4159c2bfd1ff523769ae78a6b16ab3bba2c6250d393bced70062f20046", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79ba4a4159c2bfd1ff523769ae78a6b16ab3bba2c6250d393bced70062f20046", kill_on_drop: false }`
[INFO] [stdout] 79ba4a4159c2bfd1ff523769ae78a6b16ab3bba2c6250d393bced70062f20046
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28c609f48aab86a7da527b051f219e8d3ba1549bd54669c4f56eedebbd46293b
[INFO] running `Command { std: "docker" "start" "-a" "28c609f48aab86a7da527b051f219e8d3ba1549bd54669c4f56eedebbd46293b", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling litrs v0.4.2
[INFO] [stderr]    Compiling embassy-time-driver v0.2.0
[INFO] [stderr]    Compiling cortex-m-semihosting v0.5.0
[INFO] [stderr]    Compiling critical-section v1.2.0
[INFO] [stderr]    Compiling embassy-executor v0.7.0
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.5
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling cortex-m-rt v0.7.5
[INFO] [stderr]    Compiling document-features v0.2.11
[INFO] [stderr]    Compiling systick-timer v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling embassy-time v0.4.0
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling embassy-executor-macros v0.6.2
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `systick-timer` (example "basic_time") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "28c609f48aab86a7da527b051f219e8d3ba1549bd54669c4f56eedebbd46293b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28c609f48aab86a7da527b051f219e8d3ba1549bd54669c4f56eedebbd46293b", kill_on_drop: false }`
[INFO] [stdout] 28c609f48aab86a7da527b051f219e8d3ba1549bd54669c4f56eedebbd46293b