[INFO] fetching crate atsamd51j19a 0.7.1...
[INFO] testing atsamd51j19a-0.7.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate atsamd51j19a 0.7.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate atsamd51j19a 0.7.1 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 atsamd51j19a 0.7.1
[INFO] finished tweaking crates.io crate atsamd51j19a 0.7.1
[INFO] tweaked toml for crates.io crate atsamd51j19a 0.7.1 written to /workspace/builds/worker-8/source/Cargo.toml
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] caf5b14ec1a6b6f6cc71a140d31c9b0ac8aec38a6f6f68db1bd86ed2ec3fcb4f
[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" "caf5b14ec1a6b6f6cc71a140d31c9b0ac8aec38a6f6f68db1bd86ed2ec3fcb4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "caf5b14ec1a6b6f6cc71a140d31c9b0ac8aec38a6f6f68db1bd86ed2ec3fcb4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caf5b14ec1a6b6f6cc71a140d31c9b0ac8aec38a6f6f68db1bd86ed2ec3fcb4f", kill_on_drop: false }`
[INFO] [stdout] caf5b14ec1a6b6f6cc71a140d31c9b0ac8aec38a6f6f68db1bd86ed2ec3fcb4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stdout] e6df3bf099a0cd2349b1a8e4c080eb8a5c5f42c640ad53b2646c616f7f45c0a1
[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" "e6df3bf099a0cd2349b1a8e4c080eb8a5c5f42c640ad53b2646c616f7f45c0a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling cortex-m v0.6.4
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling atsamd51j19a v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling generic-array v0.13.2
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling as-slice v0.1.4
[INFO] [stderr]    Compiling aligned v0.3.4
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.35s
[INFO] running `Command { std: "docker" "inspect" "e6df3bf099a0cd2349b1a8e4c080eb8a5c5f42c640ad53b2646c616f7f45c0a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6df3bf099a0cd2349b1a8e4c080eb8a5c5f42c640ad53b2646c616f7f45c0a1", kill_on_drop: false }`
[INFO] [stdout] e6df3bf099a0cd2349b1a8e4c080eb8a5c5f42c640ad53b2646c616f7f45c0a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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] e8dc66114245e0faa9602cc0932371db1417dbb489031ad51d0993c2b3d0e0f0
[INFO] running `Command { std: "docker" "start" "-a" "e8dc66114245e0faa9602cc0932371db1417dbb489031ad51d0993c2b3d0e0f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling atsamd51j19a v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 16.94s
[INFO] running `Command { std: "docker" "inspect" "e8dc66114245e0faa9602cc0932371db1417dbb489031ad51d0993c2b3d0e0f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8dc66114245e0faa9602cc0932371db1417dbb489031ad51d0993c2b3d0e0f0", kill_on_drop: false }`
[INFO] [stdout] e8dc66114245e0faa9602cc0932371db1417dbb489031ad51d0993c2b3d0e0f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "test" "--frozen", 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] 6b539bbfc1b2c92e35531b6851e3dadddafbf5dec157a5b6bbf1dfda1fb1f8a1
[INFO] running `Command { std: "docker" "start" "-a" "6b539bbfc1b2c92e35531b6851e3dadddafbf5dec157a5b6bbf1dfda1fb1f8a1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/atsamd51j19a-44b8cc96df7083b9
[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] [stderr]    Doc-tests atsamd51j19a
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/generic.rs - generic::Reg<U, REG>::as_ptr (line 34) ... ignored
[INFO] [stdout] test src/generic.rs - generic::Reg<U, REG>::modify (line 144) ... ignored
[INFO] [stdout] test src/generic.rs - generic::Reg<U, REG>::modify (line 150) ... ignored
[INFO] [stdout] test src/generic.rs - generic::Reg<U, REG>::read (line 50) ... ignored
[INFO] [stdout] test src/generic.rs - generic::Reg<U, REG>::read (line 54) ... ignored
[INFO] [stdout] test src/generic.rs - generic::Reg<U, REG>::write (line 88) ... ignored
[INFO] [stdout] test src/generic.rs - generic::Reg<U, REG>::write (line 92) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 7 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6b539bbfc1b2c92e35531b6851e3dadddafbf5dec157a5b6bbf1dfda1fb1f8a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b539bbfc1b2c92e35531b6851e3dadddafbf5dec157a5b6bbf1dfda1fb1f8a1", kill_on_drop: false }`
[INFO] [stdout] 6b539bbfc1b2c92e35531b6851e3dadddafbf5dec157a5b6bbf1dfda1fb1f8a1