[INFO] cloning repository https://github.com/FrozenDroid/arm-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FrozenDroid/arm-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFrozenDroid%2Farm-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFrozenDroid%2Farm-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5eed2dbac992c5f5e39ffefa370f8b5127f82eb9
[INFO] checking FrozenDroid/arm-rs/5eed2dbac992c5f5e39ffefa370f8b5127f82eb9 against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFrozenDroid%2Farm-rs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FrozenDroid/arm-rs on toolchain ff1737bb00913444173658b4e0b274fd79aabf66
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/FrozenDroid/arm-rs
[INFO] finished tweaking git repo https://github.com/FrozenDroid/arm-rs
[INFO] tweaked toml for git repo https://github.com/FrozenDroid/arm-rs written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/FrozenDroid/arm-rs 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" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vcell v0.1.0
[INFO] [stderr]   Downloaded cortex-m-rt-macros v0.1.3
[INFO] [stderr]   Downloaded bare-metal v0.2.4
[INFO] [stderr]   Downloaded panic-semihosting v0.5.1
[INFO] [stderr]   Downloaded cortex-m-semihosting v0.3.2
[INFO] [stderr]   Downloaded cortex-m-rt v0.6.5
[INFO] [stderr]   Downloaded owned-singleton-macros v0.1.0
[INFO] [stderr]   Downloaded owned-singleton v0.1.0
[INFO] [stderr]   Downloaded cortex-m-rtfm-macros v0.4.0-beta.2
[INFO] [stderr]   Downloaded heapless v0.4.0
[INFO] [stderr]   Downloaded cortex-m v0.5.8
[INFO] [stderr]   Downloaded cortex-m-rtfm v0.4.0-beta.2
[INFO] [stderr]   Downloaded generic-array v0.11.1
[INFO] [stderr]   Downloaded hash32 v0.1.0
[INFO] [stderr]   Downloaded stm32l4 v0.3.2
[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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a886377e06786d7817694d98e3477f317603dbbb4254010d6d1188088d83f4f
[INFO] running `Command { std: "docker" "start" "-a" "5a886377e06786d7817694d98e3477f317603dbbb4254010d6d1188088d83f4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a886377e06786d7817694d98e3477f317603dbbb4254010d6d1188088d83f4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a886377e06786d7817694d98e3477f317603dbbb4254010d6d1188088d83f4f", kill_on_drop: false }`
[INFO] [stdout] 5a886377e06786d7817694d98e3477f317603dbbb4254010d6d1188088d83f4f
[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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 226bfeb24f1ed45287832ccacae404f66a58d8af78ee91fd84a8eddf739e65dc
[INFO] running `Command { std: "docker" "start" "-a" "226bfeb24f1ed45287832ccacae404f66a58d8af78ee91fd84a8eddf739e65dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling cortex-m v0.5.8
[INFO] [stderr]     Checking vcell v0.1.0
[INFO] [stderr]     Checking aligned v0.2.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling cortex-m-rt v0.6.5
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.2
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]     Checking generic-array v0.11.1
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]     Checking hash32 v0.1.0
[INFO] [stderr]    Compiling cortex-m-rtfm v0.4.0-beta.2
[INFO] [stderr]    Compiling stm32l4 v0.3.2
[INFO] [stderr]    Compiling armtest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling bare-metal v0.2.4
[INFO] [stderr]     Checking heapless v0.4.0
[INFO] [stderr]    Compiling quote v0.6.9
[INFO] [stderr]     Checking panic-semihosting v0.5.1
[INFO] [stderr]    Compiling syn v0.15.18
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.3
[INFO] [stderr]    Compiling owned-singleton-macros v0.1.0
[INFO] [stderr]    Compiling cortex-m-rtfm-macros v0.4.0-beta.2
[INFO] [stderr]     Checking owned-singleton v0.1.0
[INFO] [stdout] error: expected `;`, found `rcc`
[INFO] [stdout]   --> src/main.rs:36:20
[INFO] [stdout]    |
[INFO] [stdout] 36 |         per.LPUART1
[INFO] [stdout]    |                    ^ help: add `;` here
[INFO] [stdout] 37 |         rcc.ahb2enr.write(|w| {
[INFO] [stdout]    |         --- unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected `;`, found `rcc`
[INFO] [stdout]   --> src/main.rs:36:20
[INFO] [stdout]    |
[INFO] [stdout] 36 |         per.LPUART1
[INFO] [stdout]    |                    ^ help: add `;` here
[INFO] [stdout] 37 |         rcc.ahb2enr.write(|w| {
[INFO] [stdout]    |         --- unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected token
[INFO] [stdout]   --> src/main.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         rcc.ahb2enr.write(|w| {
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected token
[INFO] [stdout]   --> src/main.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         rcc.ahb2enr.write(|w| {
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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]: duplicate lang item in crate `std` (which `test` depends on): `panic_impl`
[INFO] [stdout]   |
[INFO] [stdout]   = note: the lang item is first defined in crate `panic_semihosting` (which `armtest` depends on)
[INFO] [stdout]   = note: first definition in `panic_semihosting` loaded from /opt/rustwide/target/debug/deps/libpanic_semihosting-558e00e0c4a2e1b2.rmeta
[INFO] [stdout]   = note: second definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/ff1737bb00913444173658b4e0b274fd79aabf66/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-cb5ec2ef594bb30c.rlib
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `armtest` (bin "armtest") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `armtest` (bin "armtest" test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "226bfeb24f1ed45287832ccacae404f66a58d8af78ee91fd84a8eddf739e65dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "226bfeb24f1ed45287832ccacae404f66a58d8af78ee91fd84a8eddf739e65dc", kill_on_drop: false }`
[INFO] [stdout] 226bfeb24f1ed45287832ccacae404f66a58d8af78ee91fd84a8eddf739e65dc