[INFO] cloning repository https://github.com/mxmxchere/min-rtic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mxmxchere/min-rtic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmxmxchere%2Fmin-rtic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmxmxchere%2Fmin-rtic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 482b6b8fda6934fc9ea4cd3afef5ddfd0e0602b7
[INFO] checking mxmxchere/min-rtic against try#6757d700f93f6d16c8b39cf79e96b019bd570e7d for pr-155299
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmxmxchere%2Fmin-rtic" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-4-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/mxmxchere/min-rtic
[INFO] finished tweaking git repo https://github.com/mxmxchere/min-rtic
[INFO] tweaked toml for git repo https://github.com/mxmxchere/min-rtic written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mxmxchere/min-rtic on toolchain 6757d700f93f6d16c8b39cf79e96b019bd570e7d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6757d700f93f6d16c8b39cf79e96b019bd570e7d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mxmxchere/min-rtic 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" "+6757d700f93f6d16c8b39cf79e96b019bd570e7d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nrf52840-pac v0.12.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+6757d700f93f6d16c8b39cf79e96b019bd570e7d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b736b657dec324e7a259ce33f5ee54063a240e4143d19a13c8430d7184e0318d
[INFO] running `Command { std: "docker" "start" "-a" "b736b657dec324e7a259ce33f5ee54063a240e4143d19a13c8430d7184e0318d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b736b657dec324e7a259ce33f5ee54063a240e4143d19a13c8430d7184e0318d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b736b657dec324e7a259ce33f5ee54063a240e4143d19a13c8430d7184e0318d", kill_on_drop: false }`
[INFO] [stdout] b736b657dec324e7a259ce33f5ee54063a240e4143d19a13c8430d7184e0318d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+6757d700f93f6d16c8b39cf79e96b019bd570e7d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a094ff015b1828c63a08c9150c127b526d7965b2f2811698bce2bce2c723a23
[INFO] running `Command { std: "docker" "start" "-a" "8a094ff015b1828c63a08c9150c127b526d7965b2f2811698bce2bce2c723a23", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]    Compiling cortex-m-rt v0.7.5
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling heapless v0.7.17
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling cortex-m-rtic v1.1.4
[INFO] [stderr]    Compiling nrf52840-pac v0.12.2
[INFO] [stderr]     Checking rtic-monotonic v1.0.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking volatile-register v0.2.2
[INFO] [stderr]     Checking rtic-core v1.0.0
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling rtic-syntax v1.0.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling cortex-m-rtic-macros v1.1.6
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.5
[INFO] [stderr]     Checking min_rtic v0.1.0 (/opt/rustwide/workdir)
[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] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]   --> src/main.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | / fn panic(_pi: &core::panic::PanicInfo) -> ! {
[INFO] [stdout] 28 | |     loop {}
[INFO] [stdout] 29 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the lang item is first defined in crate `std` (which `test` depends on)
[INFO] [stdout]    = note: first definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/6757d700f93f6d16c8b39cf79e96b019bd570e7d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-b9f47ac455b40996.rmeta
[INFO] [stdout]    = note: second definition in the local crate (`min_rtic`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `min_rtic` (bin "min_rtic" test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `min_rtic` (bin "min_rtic") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "8a094ff015b1828c63a08c9150c127b526d7965b2f2811698bce2bce2c723a23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a094ff015b1828c63a08c9150c127b526d7965b2f2811698bce2bce2c723a23", kill_on_drop: false }`
[INFO] [stdout] 8a094ff015b1828c63a08c9150c127b526d7965b2f2811698bce2bce2c723a23