[INFO] cloning repository https://github.com/willemml/redboard_expirements
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/willemml/redboard_expirements" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwillemml%2Fredboard_expirements", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwillemml%2Fredboard_expirements'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 29793f60efe8c4974c27620ada00087916ca292f
[INFO] testing willemml/redboard_expirements against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwillemml%2Fredboard_expirements" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/willemml/redboard_expirements on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-14/source/.cargo/config
[INFO] started tweaking git repo https://github.com/willemml/redboard_expirements
[INFO] finished tweaking git repo https://github.com/willemml/redboard_expirements
[INFO] tweaked toml for git repo https://github.com/willemml/redboard_expirements written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/willemml/redboard_expirements already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5a582131361bde1c6d84b100d46eb65132e30d451835081df8cdf3f74014f27
[INFO] running `Command { std: "docker" "start" "-a" "b5a582131361bde1c6d84b100d46eb65132e30d451835081df8cdf3f74014f27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5a582131361bde1c6d84b100d46eb65132e30d451835081df8cdf3f74014f27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5a582131361bde1c6d84b100d46eb65132e30d451835081df8cdf3f74014f27", kill_on_drop: false }`
[INFO] [stdout] b5a582131361bde1c6d84b100d46eb65132e30d451835081df8cdf3f74014f27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80ee74e65bcb1f9dd151f835c741bda79830466d689b2870a25cb7c393ece27b
[INFO] running `Command { std: "docker" "start" "-a" "80ee74e65bcb1f9dd151f835c741bda79830466d689b2870a25cb7c393ece27b", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling az v1.1.1
[INFO] [stderr]    Compiling bit_field v0.10.1
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling fixed v0.5.7
[INFO] [stderr]    Compiling e310x v0.9.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling micromath v1.1.1
[INFO] [stderr]    Compiling hifive1 v0.10.0
[INFO] [stderr]    Compiling r0 v1.0.0
[INFO] [stderr]    Compiling panic-halt v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling embedded-hal v0.2.5
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling simba v0.3.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling riscv-target v0.1.2
[INFO] [stderr]    Compiling riscv v0.6.0
[INFO] [stderr]    Compiling riscv-rt v0.8.0
[INFO] [stderr]    Compiling riscv-rt-macros v0.1.6
[INFO] [stderr]    Compiling e310x-hal v0.9.2
[INFO] [stderr]    Compiling nalgebra v0.23.2
[INFO] [stderr]    Compiling embedded-graphics-core v0.3.2
[INFO] [stderr]    Compiling embedded-graphics v0.7.1
[INFO] [stderr]    Compiling epd-waveshare v0.5.0 (https://github.com/Caemor/epd-waveshare?branch=main#2f31f4be)
[INFO] [stderr]    Compiling embedded-text v0.5.0-beta.2
[INFO] [stderr]    Compiling redboard_expirements v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `redboard_expirements` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "80ee74e65bcb1f9dd151f835c741bda79830466d689b2870a25cb7c393ece27b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80ee74e65bcb1f9dd151f835c741bda79830466d689b2870a25cb7c393ece27b", kill_on_drop: false }`
[INFO] [stdout] 80ee74e65bcb1f9dd151f835c741bda79830466d689b2870a25cb7c393ece27b