[INFO] fetching crate atsamd21g18a 0.7.1...
[INFO] testing atsamd21g18a-0.7.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate atsamd21g18a 0.7.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate atsamd21g18a 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 atsamd21g18a 0.7.1
[INFO] finished tweaking crates.io crate atsamd21g18a 0.7.1
[INFO] tweaked toml for crates.io crate atsamd21g18a 0.7.1 written to /workspace/builds/worker-12/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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stdout] e1319d687b5dd999b82e4d83cfc9dfb2bda3c82ac434c37692f0af9b05143c5d
[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" "e1319d687b5dd999b82e4d83cfc9dfb2bda3c82ac434c37692f0af9b05143c5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1319d687b5dd999b82e4d83cfc9dfb2bda3c82ac434c37692f0af9b05143c5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1319d687b5dd999b82e4d83cfc9dfb2bda3c82ac434c37692f0af9b05143c5d", kill_on_drop: false }`
[INFO] [stdout] e1319d687b5dd999b82e4d83cfc9dfb2bda3c82ac434c37692f0af9b05143c5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stdout] cff19d7f75a841574de997e26141a42c7278e8e259e68824f22edfd8be9141aa
[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" "cff19d7f75a841574de997e26141a42c7278e8e259e68824f22edfd8be9141aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling atsamd21g18a v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.97s
[INFO] running `Command { std: "docker" "inspect" "cff19d7f75a841574de997e26141a42c7278e8e259e68824f22edfd8be9141aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cff19d7f75a841574de997e26141a42c7278e8e259e68824f22edfd8be9141aa", kill_on_drop: false }`
[INFO] [stdout] cff19d7f75a841574de997e26141a42c7278e8e259e68824f22edfd8be9141aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stdout] 7dc10d49d02ceda90c6d2faced87202e71c88178c9800842801db7d6018e8c78
[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" "7dc10d49d02ceda90c6d2faced87202e71c88178c9800842801db7d6018e8c78", kill_on_drop: false }`
[INFO] [stderr]    Compiling atsamd21g18a v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.94s
[INFO] running `Command { std: "docker" "inspect" "7dc10d49d02ceda90c6d2faced87202e71c88178c9800842801db7d6018e8c78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dc10d49d02ceda90c6d2faced87202e71c88178c9800842801db7d6018e8c78", kill_on_drop: false }`
[INFO] [stdout] 7dc10d49d02ceda90c6d2faced87202e71c88178c9800842801db7d6018e8c78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stdout] fd7bd04317b110449cdf9786fa936a087fdbb4439f4ab54e994c6760b27b4b05
[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" "fd7bd04317b110449cdf9786fa936a087fdbb4439f4ab54e994c6760b27b4b05", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/atsamd21g18a-20d0ca1fbeec83d5
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests atsamd21g18a
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "fd7bd04317b110449cdf9786fa936a087fdbb4439f4ab54e994c6760b27b4b05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd7bd04317b110449cdf9786fa936a087fdbb4439f4ab54e994c6760b27b4b05", kill_on_drop: false }`
[INFO] [stdout] fd7bd04317b110449cdf9786fa936a087fdbb4439f4ab54e994c6760b27b4b05