[INFO] fetching crate arduino_nano33iot 0.4.0...
[INFO] testing arduino_nano33iot-0.4.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate arduino_nano33iot 0.4.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate arduino_nano33iot 0.4.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-11/source/.cargo/config
[INFO] started tweaking crates.io crate arduino_nano33iot 0.4.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate arduino_nano33iot 0.4.0
[INFO] tweaked toml for crates.io crate arduino_nano33iot 0.4.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate arduino_nano33iot 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vcell v0.1.2
[INFO] [stderr]   Downloaded panic-halt v0.2.0
[INFO] [stderr]   Downloaded cortex-m v0.6.4
[INFO] [stderr]   Downloaded display-interface-i2c v0.4.0
[INFO] [stderr]   Downloaded generic-array v0.13.2
[INFO] [stderr]   Downloaded as-slice v0.1.4
[INFO] [stderr]   Downloaded r0 v0.2.2
[INFO] [stderr]   Downloaded display-interface-spi v0.4.0
[INFO] [stderr]   Downloaded aligned v0.3.4
[INFO] [stderr]   Downloaded st7735-lcd v0.7.2
[INFO] [stderr]   Downloaded embedded-hal v0.2.4
[INFO] [stderr]   Downloaded paste v1.0.4
[INFO] [stderr]   Downloaded cortex-m-rt v0.6.13
[INFO] [stderr]   Downloaded cortex-m-rt-macros v0.1.8
[INFO] [stderr]   Downloaded display-interface v0.4.0
[INFO] [stderr]   Downloaded ssd1306 v0.4.1
[INFO] [stderr]   Downloaded usb-device v0.2.7
[INFO] [stderr]   Downloaded byte-slice-cast v0.3.5
[INFO] [stderr]   Downloaded embedded-graphics v0.6.2
[INFO] [stderr]   Downloaded atsamd21g v0.9.0
[INFO] [stderr]   Downloaded atsamd-hal v0.12.0
[INFO] [stderr]   Downloaded usbd-serial v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8878417f8558ecfe29647366af89de70c9408b40f40fa6bdf54b58f1b62277d
[INFO] running `Command { std: "docker" "start" "-a" "d8878417f8558ecfe29647366af89de70c9408b40f40fa6bdf54b58f1b62277d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8878417f8558ecfe29647366af89de70c9408b40f40fa6bdf54b58f1b62277d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8878417f8558ecfe29647366af89de70c9408b40f40fa6bdf54b58f1b62277d", kill_on_drop: false }`
[INFO] [stdout] d8878417f8558ecfe29647366af89de70c9408b40f40fa6bdf54b58f1b62277d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8576833338d692a4a33755003cdffaadc863e6dbcc52103480069dde2c2b67c3
[INFO] running `Command { std: "docker" "start" "-a" "8576833338d692a4a33755003cdffaadc863e6dbcc52103480069dde2c2b67c3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling cortex-m v0.6.4
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling cortex-m-rt v0.6.13
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling vcell v0.1.2
[INFO] [stderr]    Compiling r0 v0.2.2
[INFO] [stderr]    Compiling display-interface v0.4.0
[INFO] [stderr]    Compiling atsamd21g v0.9.0
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling ssd1306 v0.4.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling byte-slice-cast v0.3.5
[INFO] [stderr]    Compiling arduino_nano33iot v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling paste v1.0.4
[INFO] [stderr]    Compiling panic-halt v0.2.0
[INFO] [stderr]    Compiling generic-array v0.13.2
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.4
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling display-interface-spi v0.4.0
[INFO] [stderr]    Compiling display-interface-i2c v0.4.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling embedded-graphics v0.6.2
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling as-slice v0.1.4
[INFO] [stderr]    Compiling aligned v0.3.4
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]    Compiling atsamd-hal v0.12.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.31s
[INFO] running `Command { std: "docker" "inspect" "8576833338d692a4a33755003cdffaadc863e6dbcc52103480069dde2c2b67c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8576833338d692a4a33755003cdffaadc863e6dbcc52103480069dde2c2b67c3", kill_on_drop: false }`
[INFO] [stdout] 8576833338d692a4a33755003cdffaadc863e6dbcc52103480069dde2c2b67c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b38eee34135d46214c0d684998606580a8147d68caaf50551575bda85ea7df5d
[INFO] running `Command { std: "docker" "start" "-a" "b38eee34135d46214c0d684998606580a8147d68caaf50551575bda85ea7df5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling st7735-lcd v0.7.2
[INFO] [stderr]    Compiling arduino_nano33iot v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[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 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `arduino_nano33iot` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error
[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 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: 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_halt` (which `arduino_nano33iot` depends on)
[INFO] [stdout]   = note: first definition in `panic_halt` loaded from /opt/rustwide/target/debug/deps/libpanic_halt-183e87c457f5271e.rlib
[INFO] [stdout]   = note: second definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-197d933f09d9a590.so, /opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-197d933f09d9a590.rlib
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[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 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b38eee34135d46214c0d684998606580a8147d68caaf50551575bda85ea7df5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b38eee34135d46214c0d684998606580a8147d68caaf50551575bda85ea7df5d", kill_on_drop: false }`
[INFO] [stdout] b38eee34135d46214c0d684998606580a8147d68caaf50551575bda85ea7df5d
