[INFO] fetching crate atsamd51p20a 0.7.1...
[INFO] testing atsamd51p20a-0.7.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate atsamd51p20a 0.7.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate atsamd51p20a 0.7.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate atsamd51p20a 0.7.1
[INFO] finished tweaking crates.io crate atsamd51p20a 0.7.1
[INFO] tweaked toml for crates.io crate atsamd51p20a 0.7.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.49.0" "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] b7689216e77098c534c1a94c4dc1ca858ca38099addc7a340169e8b1788ede6b
[INFO] running `Command { std: "docker" "start" "-a" "b7689216e77098c534c1a94c4dc1ca858ca38099addc7a340169e8b1788ede6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7689216e77098c534c1a94c4dc1ca858ca38099addc7a340169e8b1788ede6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7689216e77098c534c1a94c4dc1ca858ca38099addc7a340169e8b1788ede6b", kill_on_drop: false }`
[INFO] [stdout] b7689216e77098c534c1a94c4dc1ca858ca38099addc7a340169e8b1788ede6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.49.0" "build" "--frozen" "--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] 1bca690e015c8b16cb7d756c5e559d5e56eaed041918ea314783de979e53df9f
[INFO] running `Command { std: "docker" "start" "-a" "1bca690e015c8b16cb7d756c5e559d5e56eaed041918ea314783de979e53df9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling atsamd51p20a v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.38s
[INFO] running `Command { std: "docker" "inspect" "1bca690e015c8b16cb7d756c5e559d5e56eaed041918ea314783de979e53df9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bca690e015c8b16cb7d756c5e559d5e56eaed041918ea314783de979e53df9f", kill_on_drop: false }`
[INFO] [stdout] 1bca690e015c8b16cb7d756c5e559d5e56eaed041918ea314783de979e53df9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.49.0" "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] 76497fff2638f19ead1fb6c30e813e29d5e79a12676d5db869e1b46af5eeeb15
[INFO] running `Command { std: "docker" "start" "-a" "76497fff2638f19ead1fb6c30e813e29d5e79a12676d5db869e1b46af5eeeb15", kill_on_drop: false }`
[INFO] [stderr]    Compiling atsamd51p20a v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 20.04s
[INFO] running `Command { std: "docker" "inspect" "76497fff2638f19ead1fb6c30e813e29d5e79a12676d5db869e1b46af5eeeb15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76497fff2638f19ead1fb6c30e813e29d5e79a12676d5db869e1b46af5eeeb15", kill_on_drop: false }`
[INFO] [stdout] 76497fff2638f19ead1fb6c30e813e29d5e79a12676d5db869e1b46af5eeeb15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.49.0" "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] fe516a900cf1b130b66fc2f2f8701f24cfd2763d6f1c0fc2ccf4bf1031aaa367
[INFO] running `Command { std: "docker" "start" "-a" "fe516a900cf1b130b66fc2f2f8701f24cfd2763d6f1c0fc2ccf4bf1031aaa367", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/atsamd51p20a-68fd99b9b4313fec
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests atsamd51p20a
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fe516a900cf1b130b66fc2f2f8701f24cfd2763d6f1c0fc2ccf4bf1031aaa367", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe516a900cf1b130b66fc2f2f8701f24cfd2763d6f1c0fc2ccf4bf1031aaa367", kill_on_drop: false }`
[INFO] [stdout] fe516a900cf1b130b66fc2f2f8701f24cfd2763d6f1c0fc2ccf4bf1031aaa367