[INFO] updating cached repository https://github.com/marcusrossel/rust-arduino
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c234e9eac01bf5869cb4f572a427e9cadc01cd54
[INFO] testing marcusrossel/rust-arduino against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcusrossel%2Frust-arduino" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/marcusrossel/rust-arduino on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/marcusrossel/rust-arduino
[INFO] finished tweaking git repo https://github.com/marcusrossel/rust-arduino
[INFO] tweaked toml for git repo https://github.com/marcusrossel/rust-arduino written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/marcusrossel/rust-arduino already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1319e48592b60ebfe6af64de948b75fca71eda2bd8a63fcbfc8d213e9ab4c27c
[INFO] running `"docker" "start" "-a" "1319e48592b60ebfe6af64de948b75fca71eda2bd8a63fcbfc8d213e9ab4c27c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling syn v0.15.35
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling termios v0.1.0
[INFO] [stderr]    Compiling crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling ioctl-rs v0.1.6
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling crossbeam v0.7.1
[INFO] [stderr]    Compiling serial v0.2.1
[INFO] [stderr]    Compiling firmata v0.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling arduinors v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: method is never used: `id`
[INFO] [stderr]   --> src/cli/core.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn id(&self) -> &str { &self.ID }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `version`
[INFO] [stderr]   --> src/cli/core.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn version(&self) -> &str { &self.Version }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `name`
[INFO] [stderr]   --> src/cli/core.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn name(&self) -> &str { &self.Name }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `install_core`
[INFO] [stderr]   --> src/cli/core.rs:33:8
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub fn install_core(id: &str) -> Result<(), Error> {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `update_core_index`
[INFO] [stderr]   --> src/cli/core.rs:45:8
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub fn update_core_index() -> Result<(), Error> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `core_list_all`
[INFO] [stderr]   --> src/cli/core.rs:53:8
[INFO] [stderr]    |
[INFO] [stderr] 53 | pub fn core_list_all() -> Result<Vec<Core>, Error> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `cores_from_json`
[INFO] [stderr]   --> src/cli/core.rs:71:4
[INFO] [stderr]    |
[INFO] [stderr] 71 | fn cores_from_json(core_json: &str) -> Result<Vec<Core>, Error> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.30s
[INFO] running `"docker" "inspect" "1319e48592b60ebfe6af64de948b75fca71eda2bd8a63fcbfc8d213e9ab4c27c"`
[INFO] running `"docker" "rm" "-f" "1319e48592b60ebfe6af64de948b75fca71eda2bd8a63fcbfc8d213e9ab4c27c"`
[INFO] [stdout] 1319e48592b60ebfe6af64de948b75fca71eda2bd8a63fcbfc8d213e9ab4c27c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 568870687b7d7853075edb5c40847029aad5d1ffe4da56f9305d467514710825
[INFO] running `"docker" "start" "-a" "568870687b7d7853075edb5c40847029aad5d1ffe4da56f9305d467514710825"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling arduinors v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: method is never used: `id`
[INFO] [stderr]   --> src/cli/core.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn id(&self) -> &str { &self.ID }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `version`
[INFO] [stderr]   --> src/cli/core.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn version(&self) -> &str { &self.Version }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `name`
[INFO] [stderr]   --> src/cli/core.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn name(&self) -> &str { &self.Name }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `install_core`
[INFO] [stderr]   --> src/cli/core.rs:33:8
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub fn install_core(id: &str) -> Result<(), Error> {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `update_core_index`
[INFO] [stderr]   --> src/cli/core.rs:45:8
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub fn update_core_index() -> Result<(), Error> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `core_list_all`
[INFO] [stderr]   --> src/cli/core.rs:53:8
[INFO] [stderr]    |
[INFO] [stderr] 53 | pub fn core_list_all() -> Result<Vec<Core>, Error> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `cores_from_json`
[INFO] [stderr]   --> src/cli/core.rs:71:4
[INFO] [stderr]    |
[INFO] [stderr] 71 | fn cores_from_json(core_json: &str) -> Result<Vec<Core>, Error> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `id`
[INFO] [stderr]   --> src/cli/core.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn id(&self) -> &str { &self.ID }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `version`
[INFO] [stderr]   --> src/cli/core.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn version(&self) -> &str { &self.Version }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `name`
[INFO] [stderr]   --> src/cli/core.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn name(&self) -> &str { &self.Name }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `install_core`
[INFO] [stderr]   --> src/cli/core.rs:33:8
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub fn install_core(id: &str) -> Result<(), Error> {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `update_core_index`
[INFO] [stderr]   --> src/cli/core.rs:45:8
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub fn update_core_index() -> Result<(), Error> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `core_list_all`
[INFO] [stderr]   --> src/cli/core.rs:53:8
[INFO] [stderr]    |
[INFO] [stderr] 53 | pub fn core_list_all() -> Result<Vec<Core>, Error> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.89s
[INFO] running `"docker" "inspect" "568870687b7d7853075edb5c40847029aad5d1ffe4da56f9305d467514710825"`
[INFO] running `"docker" "rm" "-f" "568870687b7d7853075edb5c40847029aad5d1ffe4da56f9305d467514710825"`
[INFO] [stdout] 568870687b7d7853075edb5c40847029aad5d1ffe4da56f9305d467514710825
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9cdfaa25133bf35321d4c62bd99810d5b2f2c269a616b5577bedef29fa88360d
[INFO] running `"docker" "start" "-a" "9cdfaa25133bf35321d4c62bd99810d5b2f2c269a616b5577bedef29fa88360d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: method is never used: `id`
[INFO] [stderr]   --> src/cli/core.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn id(&self) -> &str { &self.ID }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `version`
[INFO] [stderr]   --> src/cli/core.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn version(&self) -> &str { &self.Version }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `name`
[INFO] [stderr]   --> src/cli/core.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn name(&self) -> &str { &self.Name }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `id`
[INFO] [stderr]   --> src/cli/core.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn id(&self) -> &str { &self.ID }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `install_core`
[INFO] [stderr]   --> src/cli/core.rs:33:8
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub fn install_core(id: &str) -> Result<(), Error> {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `version`
[INFO] [stderr]   --> src/cli/core.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn version(&self) -> &str { &self.Version }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `update_core_index`
[INFO] [stderr]   --> src/cli/core.rs:45:8
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub fn update_core_index() -> Result<(), Error> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `name`
[INFO] [stderr]   --> src/cli/core.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn name(&self) -> &str { &self.Name }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `core_list_all`
[INFO] [stderr]   --> src/cli/core.rs:53:8
[INFO] [stderr]    |
[INFO] [stderr] 53 | pub fn core_list_all() -> Result<Vec<Core>, Error> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `install_core`
[INFO] [stderr]   --> src/cli/core.rs:33:8
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub fn install_core(id: &str) -> Result<(), Error> {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `update_core_index`
[INFO] [stderr]   --> src/cli/core.rs:45:8
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub fn update_core_index() -> Result<(), Error> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `core_list_all`
[INFO] [stderr]   --> src/cli/core.rs:53:8
[INFO] [stderr]    |
[INFO] [stderr] 53 | pub fn core_list_all() -> Result<Vec<Core>, Error> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `cores_from_json`
[INFO] [stderr]   --> src/cli/core.rs:71:4
[INFO] [stderr]    |
[INFO] [stderr] 71 | fn cores_from_json(core_json: &str) -> Result<Vec<Core>, Error> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/arduinors-20bc8defd2997251
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test arduino::tests::valid_pin_value ... ok
[INFO] [stdout] test cli::board::tests::empty_json ... ok
[INFO] [stdout] test cli::board::tests::malformed_json ... ok
[INFO] [stdout] test cli::run::tests::invalid_sketch_path_to_str ... ok
[INFO] [stdout] test cli::core::tests::malformed_json ... ok
[INFO] [stdout] test cli::board::tests::multiple_boards ... ok
[INFO] [stdout] test cli::core::tests::no_cores ... ok
[INFO] [stdout] test cli::core::tests::empty_json ... ok
[INFO] [stdout] test cli::board::tests::no_boards ... ok
[INFO] [stdout] test cli::core::tests::multiple_cores ... ok
[INFO] [stdout] test arduino::tests::invalid_pin_value ... ok
[INFO] [stdout] test cli::board::tests::one_board ... ok
[INFO] [stdout] test cli::core::tests::one_core ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests arduinors
[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] running `"docker" "inspect" "9cdfaa25133bf35321d4c62bd99810d5b2f2c269a616b5577bedef29fa88360d"`
[INFO] running `"docker" "rm" "-f" "9cdfaa25133bf35321d4c62bd99810d5b2f2c269a616b5577bedef29fa88360d"`
[INFO] [stdout] 9cdfaa25133bf35321d4c62bd99810d5b2f2c269a616b5577bedef29fa88360d