[INFO] cloning repository https://github.com/Disasm/picorv32-example-nmon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Disasm/picorv32-example-nmon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDisasm%2Fpicorv32-example-nmon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDisasm%2Fpicorv32-example-nmon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 18ee971175b39733a8546c7f9f66fa060d6b289f
[INFO] testing Disasm/picorv32-example-nmon against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDisasm%2Fpicorv32-example-nmon" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Disasm/picorv32-example-nmon on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3/source/.cargo/config
[INFO] started tweaking git repo https://github.com/Disasm/picorv32-example-nmon
[INFO] removed path dependency picorv32-rt from git repo https://github.com/Disasm/picorv32-example-nmon
[INFO] finished tweaking git repo https://github.com/Disasm/picorv32-example-nmon
[INFO] tweaked toml for git repo https://github.com/Disasm/picorv32-example-nmon written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Disasm/picorv32-example-nmon already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (picorv32-rt) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-3/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (picorv32-rt) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bare-metal v0.2.5
[INFO] [stderr]   Downloaded picorv32-rt-macros v0.1.5
[INFO] [stderr]   Downloaded vcell v0.1.3
[INFO] [stderr]   Downloaded picorv32-rt v0.5.3
[INFO] [stderr]   Downloaded volatile-register v0.2.0
[INFO] [stderr]   Downloaded riscv v0.5.4
[INFO] [stderr]   Downloaded picorv32 v0.1.3
[INFO] [stderr]   Downloaded panic-halt v0.2.0
[INFO] [stderr]   Downloaded r0 v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bfe340b351317705682d8434404f8a143ba9f35c2a94fd99a03c73c1beef7a5e
[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" "bfe340b351317705682d8434404f8a143ba9f35c2a94fd99a03c73c1beef7a5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfe340b351317705682d8434404f8a143ba9f35c2a94fd99a03c73c1beef7a5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfe340b351317705682d8434404f8a143ba9f35c2a94fd99a03c73c1beef7a5e", kill_on_drop: false }`
[INFO] [stdout] bfe340b351317705682d8434404f8a143ba9f35c2a94fd99a03c73c1beef7a5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 534310ada6011eb2dfa6fb34ba888dbbacf265faca267d68b690f65d5eba3d33
[INFO] running `Command { std: "docker" "start" "-a" "534310ada6011eb2dfa6fb34ba888dbbacf265faca267d68b690f65d5eba3d33", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (picorv32-rt) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling riscv v0.5.4
[INFO] [stderr]    Compiling bit_field v0.9.0
[INFO] [stderr]    Compiling picorv32-rt v0.5.3
[INFO] [stderr]    Compiling r0 v0.2.2
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling panic-halt v0.2.0
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling picorv32 v0.1.3
[INFO] [stderr]    Compiling picorv32-rt-macros v0.1.5
[INFO] [stderr]    Compiling picorv32-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find macro `entry` in this scope
[INFO] [stdout]   --> src/main.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | entry!(main);
[INFO] [stdout]    | ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `picorv32-example`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "534310ada6011eb2dfa6fb34ba888dbbacf265faca267d68b690f65d5eba3d33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "534310ada6011eb2dfa6fb34ba888dbbacf265faca267d68b690f65d5eba3d33", kill_on_drop: false }`
[INFO] [stdout] 534310ada6011eb2dfa6fb34ba888dbbacf265faca267d68b690f65d5eba3d33