[INFO] fetching crate atsamd51n20a 0.7.1...
[INFO] testing atsamd51n20a-0.7.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate atsamd51n20a 0.7.1 into /workspace/builds/worker-69/source
[INFO] validating manifest of crates.io crate atsamd51n20a 0.7.1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-69/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a694fc409d1eae31f9f571aecdcda768488c9f18af20eb4127eba7f2b25cbb3b
[INFO] running `Command { std: "docker" "start" "-a" "a694fc409d1eae31f9f571aecdcda768488c9f18af20eb4127eba7f2b25cbb3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a694fc409d1eae31f9f571aecdcda768488c9f18af20eb4127eba7f2b25cbb3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a694fc409d1eae31f9f571aecdcda768488c9f18af20eb4127eba7f2b25cbb3b", kill_on_drop: false }`
[INFO] [stdout] a694fc409d1eae31f9f571aecdcda768488c9f18af20eb4127eba7f2b25cbb3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a323aed5984c4b233f8a3ed10cece2c7b429f044554c2cbb9adc36ddc6c6b84
[INFO] running `Command { std: "docker" "start" "-a" "4a323aed5984c4b233f8a3ed10cece2c7b429f044554c2cbb9adc36ddc6c6b84", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling cortex-m v0.7.3
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling atsamd51n20a v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling volatile-register v0.2.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.6
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling generic-array v0.13.3
[INFO] [stderr]    Compiling as-slice v0.1.5
[INFO] [stderr]    Compiling aligned v0.3.5
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.85s
[INFO] running `Command { std: "docker" "inspect" "4a323aed5984c4b233f8a3ed10cece2c7b429f044554c2cbb9adc36ddc6c6b84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a323aed5984c4b233f8a3ed10cece2c7b429f044554c2cbb9adc36ddc6c6b84", kill_on_drop: false }`
[INFO] [stdout] 4a323aed5984c4b233f8a3ed10cece2c7b429f044554c2cbb9adc36ddc6c6b84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b24da8c1cf4720e45252d1ff68d902072f35c2a1f008b209bb74ad99e0f5f7df
[INFO] running `Command { std: "docker" "start" "-a" "b24da8c1cf4720e45252d1ff68d902072f35c2a1f008b209bb74ad99e0f5f7df", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling atsamd51n20a v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 15.08s
[INFO] running `Command { std: "docker" "inspect" "b24da8c1cf4720e45252d1ff68d902072f35c2a1f008b209bb74ad99e0f5f7df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b24da8c1cf4720e45252d1ff68d902072f35c2a1f008b209bb74ad99e0f5f7df", kill_on_drop: false }`
[INFO] [stdout] b24da8c1cf4720e45252d1ff68d902072f35c2a1f008b209bb74ad99e0f5f7df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b3d25f920fb7f8a39d53664286e549c67bd3eb85643dcf2fb9b11a8a27ce342b
[INFO] running `Command { std: "docker" "start" "-a" "b3d25f920fb7f8a39d53664286e549c67bd3eb85643dcf2fb9b11a8a27ce342b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/atsamd51n20a-f165298fa85b8759)
[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 atsamd51n20a
[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" "b3d25f920fb7f8a39d53664286e549c67bd3eb85643dcf2fb9b11a8a27ce342b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3d25f920fb7f8a39d53664286e549c67bd3eb85643dcf2fb9b11a8a27ce342b", kill_on_drop: false }`
[INFO] [stdout] b3d25f920fb7f8a39d53664286e549c67bd3eb85643dcf2fb9b11a8a27ce342b