[INFO] fetching crate minimult_cortex-m 0.3.3...
[INFO] testing minimult_cortex-m-0.3.3 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate minimult_cortex-m 0.3.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate minimult_cortex-m 0.3.3 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate minimult_cortex-m 0.3.3
[INFO] finished tweaking crates.io crate minimult_cortex-m 0.3.3
[INFO] tweaked toml for crates.io crate minimult_cortex-m 0.3.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate minimult_cortex-m 0.3.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cortex-m-semihosting v0.3.5
[INFO] [stderr]   Downloaded cortex-m v0.6.1
[INFO] [stderr]   Downloaded r0 v0.2.2
[INFO] [stderr]   Downloaded bare-metal v0.2.5
[INFO] [stderr]   Downloaded panic-semihosting v0.5.3
[INFO] [stderr]   Downloaded num-traits v0.2.9
[INFO] [stderr]   Downloaded aligned v0.3.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.6
[INFO] [stderr]   Downloaded cortex-m-rt v0.6.10
[INFO] [stderr]   Downloaded as-slice v0.1.0
[INFO] [stderr]   Downloaded volatile-register v0.2.0
[INFO] [stderr]   Downloaded cortex-m-rt-macros v0.1.6
[INFO] [stderr]   Downloaded typenum v1.11.2
[INFO] [stderr]   Downloaded stable_deref_trait v1.1.1
[INFO] [stderr]   Downloaded num-integer v0.1.41
[INFO] [stderr]   Downloaded syn v1.0.8
[INFO] [stderr]   Downloaded vcell v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", 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] 81061fadb7b38a8cd4b29932c50451bb91788fda1e4c58b67feab55f84b710f1
[INFO] running `Command { std: "docker" "start" "-a" "81061fadb7b38a8cd4b29932c50451bb91788fda1e4c58b67feab55f84b710f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81061fadb7b38a8cd4b29932c50451bb91788fda1e4c58b67feab55f84b710f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81061fadb7b38a8cd4b29932c50451bb91788fda1e4c58b67feab55f84b710f1", kill_on_drop: false }`
[INFO] [stdout] 81061fadb7b38a8cd4b29932c50451bb91788fda1e4c58b67feab55f84b710f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6142af5e741ff91404389e66160eb5534705446ff5715fb183c4133fbc38545
[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" "e6142af5e741ff91404389e66160eb5534705446ff5715fb183c4133fbc38545", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling cortex-m v0.6.1
[INFO] [stderr]    Compiling vcell v0.1.2
[INFO] [stderr]    Compiling minimult_cortex-m v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-traits v0.2.9
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling as-slice v0.1.0
[INFO] [stderr]    Compiling aligned v0.3.1
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 5.60s
[INFO] running `Command { std: "docker" "inspect" "e6142af5e741ff91404389e66160eb5534705446ff5715fb183c4133fbc38545", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6142af5e741ff91404389e66160eb5534705446ff5715fb183c4133fbc38545", kill_on_drop: false }`
[INFO] [stdout] e6142af5e741ff91404389e66160eb5534705446ff5715fb183c4133fbc38545
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--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] 080e41508b21a3115456675c1fad7721c9d91f4a8fe5b78bd2122253873876d7
[INFO] running `Command { std: "docker" "start" "-a" "080e41508b21a3115456675c1fad7721c9d91f4a8fe5b78bd2122253873876d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.5
[INFO] [stderr]    Compiling cortex-m-rt v0.6.10
[INFO] [stderr]    Compiling r0 v0.2.2
[INFO] [stderr]    Compiling minimult_cortex-m v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling panic-semihosting v0.5.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.6
[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 `minimult_cortex-m`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "080e41508b21a3115456675c1fad7721c9d91f4a8fe5b78bd2122253873876d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "080e41508b21a3115456675c1fad7721c9d91f4a8fe5b78bd2122253873876d7", kill_on_drop: false }`
[INFO] [stdout] 080e41508b21a3115456675c1fad7721c9d91f4a8fe5b78bd2122253873876d7
