[INFO] cloning repository https://github.com/titanclass/microrust-start
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/titanclass/microrust-start" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftitanclass%2Fmicrorust-start", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftitanclass%2Fmicrorust-start'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8270d6238630034def472379a563af6c52efb0db
[INFO] checking titanclass/microrust-start against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftitanclass%2Fmicrorust-start" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/titanclass/microrust-start on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/titanclass/microrust-start
[INFO] finished tweaking git repo https://github.com/titanclass/microrust-start
[INFO] tweaked toml for git repo https://github.com/titanclass/microrust-start written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/titanclass/microrust-start already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded az v1.1.1
[INFO] [stderr]   Downloaded panic-probe v0.2.0
[INFO] [stderr]   Downloaded embedded-dma v0.1.2
[INFO] [stderr]   Downloaded fixed v1.9.0
[INFO] [stderr]   Downloaded cortex-m v0.6.7
[INFO] [stderr]   Downloaded nrf52833-hal v0.12.2
[INFO] [stderr]   Downloaded rtt-target v0.2.2
[INFO] [stderr]   Downloaded nrf-hal-common v0.12.2
[INFO] [stderr]   Downloaded ufmt-write v0.1.0
[INFO] [stderr]   Downloaded as-slice v0.1.5
[INFO] [stderr]   Downloaded cortex-m v0.7.2
[INFO] [stderr]   Downloaded embedded-hal v0.2.5
[INFO] [stderr]   Downloaded rtt-target v0.3.1
[INFO] [stderr]   Downloaded cortex-m-rt v0.6.14
[INFO] [stderr]   Downloaded nrf52833-pac v0.9.0
[INFO] [stderr]   Downloaded vcell v0.1.3
[INFO] [stderr]   Downloaded panic-reset v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c02ea16533834a87fc416e6d42472daeca8e2d8a5c1f7dd927c22687540e3e2c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c02ea16533834a87fc416e6d42472daeca8e2d8a5c1f7dd927c22687540e3e2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c02ea16533834a87fc416e6d42472daeca8e2d8a5c1f7dd927c22687540e3e2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c02ea16533834a87fc416e6d42472daeca8e2d8a5c1f7dd927c22687540e3e2c", kill_on_drop: false }`
[INFO] [stdout] c02ea16533834a87fc416e6d42472daeca8e2d8a5c1f7dd927c22687540e3e2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e253f17e4bc6e11dc1f65b9f8f20ddf258cd859aafe4139867b668f76b93ecc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8e253f17e4bc6e11dc1f65b9f8f20ddf258cd859aafe4139867b668f76b93ecc", kill_on_drop: false }`
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling cortex-m v0.7.2
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]    Compiling cortex-m-rt v0.6.14
[INFO] [stderr]    Compiling az v1.1.1
[INFO] [stderr]    Compiling fixed v1.9.0
[INFO] [stderr]    Compiling nrf52833-pac v0.9.0
[INFO] [stderr]    Compiling nrf-hal-common v0.12.2
[INFO] [stderr]     Checking ufmt-write v0.1.0
[INFO] [stderr]    Compiling nrf52833-hal v0.12.2
[INFO] [stderr]    Compiling panic-probe v0.2.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking app v0.1.0 (/opt/rustwide/workdir/app)
[INFO] [stderr]     Checking embedded-dma v0.1.2
[INFO] [stderr]     Checking rtt-target v0.2.2
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking embedded-hal v0.2.5
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling cast v0.2.6
[INFO] [stderr]     Checking as-slice v0.1.5
[INFO] [stderr]     Checking aligned v0.3.4
[INFO] [stderr]     Checking rtt-target v0.3.1
[INFO] [stderr]     Checking panic-reset v0.1.0
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]     Checking microrust-start v0.1.0 (/opt/rustwide/workdir/nrf-app)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 14s
[INFO] running `Command { std: "docker" "inspect" "8e253f17e4bc6e11dc1f65b9f8f20ddf258cd859aafe4139867b668f76b93ecc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e253f17e4bc6e11dc1f65b9f8f20ddf258cd859aafe4139867b668f76b93ecc", kill_on_drop: false }`
[INFO] [stdout] 8e253f17e4bc6e11dc1f65b9f8f20ddf258cd859aafe4139867b668f76b93ecc