[INFO] fetching crate atsamd51n20a 0.7.1...
[INFO] testing atsamd51n20a-0.7.1 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate atsamd51n20a 0.7.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate atsamd51n20a 0.7.1 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate atsamd51n20a 0.7.1
[INFO] finished tweaking crates.io crate atsamd51n20a 0.7.1
[INFO] tweaked toml for crates.io crate atsamd51n20a 0.7.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff8dd391dc5b66b4e5e8d4b6d1befdca91242211f8b667c476154bf61f725a03
[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" "ff8dd391dc5b66b4e5e8d4b6d1befdca91242211f8b667c476154bf61f725a03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff8dd391dc5b66b4e5e8d4b6d1befdca91242211f8b667c476154bf61f725a03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff8dd391dc5b66b4e5e8d4b6d1befdca91242211f8b667c476154bf61f725a03", kill_on_drop: false }`
[INFO] [stdout] ff8dd391dc5b66b4e5e8d4b6d1befdca91242211f8b667c476154bf61f725a03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b02efa661d09be67ce46fd6f5501608cc40c9e9488067f37b896d472978423b
[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" "8b02efa661d09be67ce46fd6f5501608cc40c9e9488067f37b896d472978423b", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cortex-m v0.7.3
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling atsamd51n20a v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling volatile-register v0.2.1
[INFO] [stderr]    Compiling embedded-hal v0.2.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.15s
[INFO] running `Command { std: "docker" "inspect" "8b02efa661d09be67ce46fd6f5501608cc40c9e9488067f37b896d472978423b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b02efa661d09be67ce46fd6f5501608cc40c9e9488067f37b896d472978423b", kill_on_drop: false }`
[INFO] [stdout] 8b02efa661d09be67ce46fd6f5501608cc40c9e9488067f37b896d472978423b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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] 59c1e4da08efe5fd69799bdf1da161a7193eb8b32ece5598dcca7e40267f966a
[INFO] running `Command { std: "docker" "start" "-a" "59c1e4da08efe5fd69799bdf1da161a7193eb8b32ece5598dcca7e40267f966a", kill_on_drop: false }`
[INFO] [stderr]    Compiling atsamd51n20a v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 14.47s
[INFO] running `Command { std: "docker" "inspect" "59c1e4da08efe5fd69799bdf1da161a7193eb8b32ece5598dcca7e40267f966a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59c1e4da08efe5fd69799bdf1da161a7193eb8b32ece5598dcca7e40267f966a", kill_on_drop: false }`
[INFO] [stdout] 59c1e4da08efe5fd69799bdf1da161a7193eb8b32ece5598dcca7e40267f966a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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] 1620ff1e252f99de8835dc76ae61dfeb466dc0fb0dbb84ff6689927bb9495582
[INFO] running `Command { std: "docker" "start" "-a" "1620ff1e252f99de8835dc76ae61dfeb466dc0fb0dbb84ff6689927bb9495582", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/atsamd51n20a-f165298fa85b8759)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests atsamd51n20a
[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 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 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1620ff1e252f99de8835dc76ae61dfeb466dc0fb0dbb84ff6689927bb9495582", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1620ff1e252f99de8835dc76ae61dfeb466dc0fb0dbb84ff6689927bb9495582", kill_on_drop: false }`
[INFO] [stdout] 1620ff1e252f99de8835dc76ae61dfeb466dc0fb0dbb84ff6689927bb9495582