[INFO] cloning repository https://github.com/CrosszPai/rust-f4-experimental
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CrosszPai/rust-f4-experimental" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCrosszPai%2Frust-f4-experimental", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCrosszPai%2Frust-f4-experimental'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c3d6690b6975a035ad9a1f50c6cf6fcc96872ecf
[INFO] checking CrosszPai/rust-f4-experimental against master#04ff05c9c0cfbca33115c5f1b8bb20a66a54b799 for pr-147834
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCrosszPai%2Frust-f4-experimental" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/CrosszPai/rust-f4-experimental
[INFO] finished tweaking git repo https://github.com/CrosszPai/rust-f4-experimental
[INFO] tweaked toml for git repo https://github.com/CrosszPai/rust-f4-experimental written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/CrosszPai/rust-f4-experimental on toolchain 04ff05c9c0cfbca33115c5f1b8bb20a66a54b799
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/CrosszPai/rust-f4-experimental 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" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "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 stm32f4xx-hal v0.8.3
[INFO] [stderr]   Downloaded st7735-lcd v0.8.0-alpha.1
[INFO] [stderr]   Downloaded numtoa v0.2.3
[INFO] [stderr]   Downloaded num-traits v0.2.12
[INFO] [stderr]   Downloaded cortex-m v0.6.3
[INFO] [stderr]   Downloaded embedded-hal v0.2.4
[INFO] [stderr]   Downloaded cast v0.2.3
[INFO] [stderr]   Downloaded syn v1.0.48
[INFO] [stderr]   Downloaded generic-array v0.12.3
[INFO] [stderr]   Downloaded vcell v0.1.2
[INFO] [stderr]   Downloaded as-slice v0.1.4
[INFO] [stderr]   Downloaded embedded-graphics v0.7.0-alpha.1
[INFO] [stderr]   Downloaded micromath v1.1.0
[INFO] [stderr]   Downloaded stm32f4 v0.11.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff17a4ce22ae894d29a9143516f00913440de26bb821a77f59c228dd6085067d
[INFO] running `Command { std: "docker" "start" "-a" "ff17a4ce22ae894d29a9143516f00913440de26bb821a77f59c228dd6085067d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff17a4ce22ae894d29a9143516f00913440de26bb821a77f59c228dd6085067d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff17a4ce22ae894d29a9143516f00913440de26bb821a77f59c228dd6085067d", kill_on_drop: false }`
[INFO] [stdout] ff17a4ce22ae894d29a9143516f00913440de26bb821a77f59c228dd6085067d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d5d38963a710ea183f461a7655e47989c2676d81c994ba679bea6970ef89e4b
[INFO] running `Command { std: "docker" "start" "-a" "7d5d38963a710ea183f461a7655e47989c2676d81c994ba679bea6970ef89e4b", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling cortex-m v0.6.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking vcell v0.1.2
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling cortex-m-rt v0.6.13
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling stm32f4 v0.11.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]     Checking micromath v1.1.0
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]     Checking numtoa v0.2.3
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking embedded-graphics v0.7.0-alpha.1
[INFO] [stderr]     Checking as-slice v0.1.4
[INFO] [stderr]     Checking aligned v0.3.4
[INFO] [stderr]     Checking st7735-lcd v0.8.0-alpha.1
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]     Checking stm32f4xx-hal v0.8.3
[INFO] [stderr]     Checking rust-f4 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:101:1
[INFO] [stdout]     |
[INFO] [stdout] 101 | / fn panic(info: &PanicInfo) -> ! {
[INFO] [stdout] 102 | |     panic!("{}", info);
[INFO] [stdout] 103 | | }
[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/04ff05c9c0cfbca33115c5f1b8bb20a66a54b799/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-d73d50f7d7b085f5.rlib
[INFO] [stdout]     = note: second definition in the local crate (`rust_f4`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-f4` (bin "rust-f4" test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rust-f4` (bin "rust-f4") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "7d5d38963a710ea183f461a7655e47989c2676d81c994ba679bea6970ef89e4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d5d38963a710ea183f461a7655e47989c2676d81c994ba679bea6970ef89e4b", kill_on_drop: false }`
[INFO] [stdout] 7d5d38963a710ea183f461a7655e47989c2676d81c994ba679bea6970ef89e4b
