[INFO] fetching crate dwm1001 0.4.0...
[INFO] testing dwm1001-0.4.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate dwm1001 0.4.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate dwm1001 0.4.0 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] started tweaking crates.io crate dwm1001 0.4.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate dwm1001 0.4.0
[INFO] tweaked toml for crates.io crate dwm1001 0.4.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate dwm1001 0.4.0 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]  Downloading crates ...
[INFO] [stderr]   Downloaded fpa v0.1.0
[INFO] [stderr]   Downloaded panic-semihosting v0.5.3
[INFO] [stderr]   Downloaded cortex-m-semihosting v0.3.5
[INFO] [stderr]   Downloaded ssmarshal v1.0.0
[INFO] [stderr]   Downloaded aligned v0.3.1
[INFO] [stderr]   Downloaded micromath v1.0.0
[INFO] [stderr]   Downloaded cortex-m v0.6.1
[INFO] [stderr]   Downloaded accelerometer v0.10.0
[INFO] [stderr]   Downloaded heapless v0.5.3
[INFO] [stderr]   Downloaded nrf52-hal-common v0.8.1
[INFO] [stderr]   Downloaded dw1000 v0.4.0
[INFO] [stderr]   Downloaded hash32-derive v0.1.0
[INFO] [stderr]   Downloaded ieee802154 v0.3.0
[INFO] [stderr]   Downloaded as-slice v0.1.0
[INFO] [stderr]   Downloaded embedded-timeout-macros v0.2.0
[INFO] [stderr]   Downloaded nrf52832-hal v0.8.1
[INFO] [stderr]   Downloaded lis2dh12 v0.4.0
[INFO] [stderr]   Downloaded nrf52832-pac v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 86e2a9a9f4d52f84d06f6b897324557b7fec157d551f44a6a32877584521c5f0
[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" "86e2a9a9f4d52f84d06f6b897324557b7fec157d551f44a6a32877584521c5f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86e2a9a9f4d52f84d06f6b897324557b7fec157d551f44a6a32877584521c5f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86e2a9a9f4d52f84d06f6b897324557b7fec157d551f44a6a32877584521c5f0", kill_on_drop: false }`
[INFO] [stdout] 86e2a9a9f4d52f84d06f6b897324557b7fec157d551f44a6a32877584521c5f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbb0f34ad311463a5df11ebc14412e05ae39faa475a5eceeb2d8a8152dd125ac
[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" "fbb0f34ad311463a5df11ebc14412e05ae39faa475a5eceeb2d8a8152dd125ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling cortex-m v0.6.1
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling vcell v0.1.2
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling nb v0.1.2
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling fpa v0.1.0
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]    Compiling nrf52832-pac v0.8.0
[INFO] [stderr]    Compiling nrf52832-hal v0.8.1
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.5
[INFO] [stderr]    Compiling encode_unicode v0.3.6
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]    Compiling generic-array v0.13.2
[INFO] [stderr]    Compiling as-slice v0.1.0
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling embedded-hal v0.2.3
[INFO] [stderr]    Compiling embedded-timeout-macros v0.2.0
[INFO] [stderr]    Compiling micromath v1.0.0
[INFO] [stderr]    Compiling aligned v0.3.1
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling accelerometer v0.10.0
[INFO] [stderr]    Compiling lis2dh12 v0.4.0
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling hash32 v0.1.1
[INFO] [stderr]    Compiling hash32-derive v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]    Compiling ieee802154 v0.3.0
[INFO] [stderr]    Compiling ssmarshal v1.0.0
[INFO] [stderr]    Compiling dw1000 v0.4.0
[INFO] [stderr]    Compiling nrf52-hal-common v0.8.1
[INFO] [stderr]    Compiling dwm1001 v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 25s
[INFO] running `Command { std: "docker" "inspect" "fbb0f34ad311463a5df11ebc14412e05ae39faa475a5eceeb2d8a8152dd125ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbb0f34ad311463a5df11ebc14412e05ae39faa475a5eceeb2d8a8152dd125ac", kill_on_drop: false }`
[INFO] [stdout] fbb0f34ad311463a5df11ebc14412e05ae39faa475a5eceeb2d8a8152dd125ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ce6960337dac8b74dcaf30044fe8fcb8cac34f2e18f506e89de7e1c22b73070
[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" "3ce6960337dac8b74dcaf30044fe8fcb8cac34f2e18f506e89de7e1c22b73070", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling heapless v0.5.3
[INFO] [stderr]    Compiling panic-semihosting v0.5.3
[INFO] [stderr]    Compiling dwm1001 v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.95s
[INFO] running `Command { std: "docker" "inspect" "3ce6960337dac8b74dcaf30044fe8fcb8cac34f2e18f506e89de7e1c22b73070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ce6960337dac8b74dcaf30044fe8fcb8cac34f2e18f506e89de7e1c22b73070", kill_on_drop: false }`
[INFO] [stdout] 3ce6960337dac8b74dcaf30044fe8fcb8cac34f2e18f506e89de7e1c22b73070
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 70034ec7a258efde5cd9dd5d3630bc01149d68b3149fad2ea64e4e69481cb59d
[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" "70034ec7a258efde5cd9dd5d3630bc01149d68b3149fad2ea64e4e69481cb59d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dwm1001-2895b2a273ebaa2e
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dwm1001
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "70034ec7a258efde5cd9dd5d3630bc01149d68b3149fad2ea64e4e69481cb59d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70034ec7a258efde5cd9dd5d3630bc01149d68b3149fad2ea64e4e69481cb59d", kill_on_drop: false }`
[INFO] [stdout] 70034ec7a258efde5cd9dd5d3630bc01149d68b3149fad2ea64e4e69481cb59d