[INFO] cloning repository https://github.com/ajalab/sensor_exporter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ajalab/sensor_exporter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajalab%2Fsensor_exporter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajalab%2Fsensor_exporter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 860c823511eadf6ae78a9fc5dfff8d3e767b8481
[INFO] checking ajalab/sensor_exporter against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajalab%2Fsensor_exporter" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ajalab/sensor_exporter
[INFO] finished tweaking git repo https://github.com/ajalab/sensor_exporter
[INFO] tweaked toml for git repo https://github.com/ajalab/sensor_exporter written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ajalab/sensor_exporter on toolchain 40527f3e444fde1deb361751bdef9b9e11d1b971
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ajalab/sensor_exporter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `mhz19_test` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-3-tc2/source/target/.../mhz19_test
[INFO] [stderr]   |                                                  ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `mhz19-test`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/mhz19_test.rs
[INFO] [stderr] 1 + src/bin/mhz19-test.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `sensor_exporter` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../sensor_exporter
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `sensor-exporter`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 - name = "sensor_exporter"
[INFO] [stderr] 25 + name = "sensor-exporter"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `sensor-exporter`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:26:19
[INFO] [stderr]    |
[INFO] [stderr] 26 ~ version = "0.1.0"
[INFO] [stderr] 27 + [[bin]]
[INFO] [stderr] 28 + name = "sensor-exporter"
[INFO] [stderr] 29 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `sensor_exporter` (manifest) generated 2 warnings
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e5e4ff62bff565e27d6e7a72d6a4ed460b74bf6bbedbc9e484376d522384e3d5
[INFO] running `Command { std: "docker" "start" "e5e4ff62bff565e27d6e7a72d6a4ed460b74bf6bbedbc9e484376d522384e3d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5e4ff62bff565e27d6e7a72d6a4ed460b74bf6bbedbc9e484376d522384e3d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e5e4ff62bff565e27d6e7a72d6a4ed460b74bf6bbedbc9e484376d522384e3d5" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5e4ff62bff565e27d6e7a72d6a4ed460b74bf6bbedbc9e484376d522384e3d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid --cfg crater_hack --force-warn invalid-c-variadic-arguments" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e5e4ff62bff565e27d6e7a72d6a4ed460b74bf6bbedbc9e484376d522384e3d5" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: binary `mhz19_test` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../mhz19_test
[INFO] [stderr]   |                          ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `mhz19-test`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/mhz19_test.rs
[INFO] [stderr] 1 + src/bin/mhz19-test.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `sensor_exporter` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../sensor_exporter
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `sensor-exporter`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 - name = "sensor_exporter"
[INFO] [stderr] 25 + name = "sensor-exporter"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `sensor-exporter`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:26:19
[INFO] [stderr]    |
[INFO] [stderr] 26 ~ version = "0.1.0"
[INFO] [stderr] 27 + [[bin]]
[INFO] [stderr] 28 + name = "sensor-exporter"
[INFO] [stderr] 29 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `sensor_exporter` (manifest) generated 2 warnings
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking futures-core v0.3.4
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]     Checking futures-sink v0.3.4
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]     Checking futures-task v0.3.4
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking pin-project-lite v0.1.4
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]     Checking futures-io v0.3.4
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]    Compiling protobuf v2.12.0
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking libudev v0.2.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking base64 v0.12.0
[INFO] [stderr]     Checking dtoa v0.4.5
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]    Compiling prometheus v0.8.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking urlencoding v1.0.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]     Checking multipart v0.16.1
[INFO] [stderr]     Checking regex v1.3.6
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `AtFlags`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.17.0/src/unistd.rs:833:56
[INFO] [stdout]     |
[INFO] [stdout] 833 |                       args_p.as_ptr(), env_p.as_ptr(), flags);
[INFO] [stdout]     |                                                        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `AtFlags` does not implement `VaArgSafe`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.17.0/src/unistd.rs:833:56
[INFO] [stdout]     |
[INFO] [stdout] 833 |                       args_p.as_ptr(), env_p.as_ptr(), flags);
[INFO] [stdout]     |                                                        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: values passed as C-variadic arguments must implement `core::ffi::VaArgSafe`
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #162483 <https://github.com/rust-lang/rust/issues/162483>
[INFO] [stdout]     = note: requested on the command line with `--force-warn invalid-c-variadic-arguments`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nix` (lib) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `AtFlags`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.14.1/src/unistd.rs:800:56
[INFO] [stdout]     |
[INFO] [stdout] 800 |                       args_p.as_ptr(), env_p.as_ptr(), flags);
[INFO] [stdout]     |                                                        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `AtFlags` does not implement `VaArgSafe`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.14.1/src/unistd.rs:800:56
[INFO] [stdout]     |
[INFO] [stdout] 800 |                       args_p.as_ptr(), env_p.as_ptr(), flags);
[INFO] [stdout]     |                                                        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: values passed as C-variadic arguments must implement `core::ffi::VaArgSafe`
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #162483 <https://github.com/rust-lang/rust/issues/162483>
[INFO] [stdout]     = note: requested on the command line with `--force-warn invalid-c-variadic-arguments`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nix` (lib) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "e5e4ff62bff565e27d6e7a72d6a4ed460b74bf6bbedbc9e484376d522384e3d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5e4ff62bff565e27d6e7a72d6a4ed460b74bf6bbedbc9e484376d522384e3d5", kill_on_drop: false }`
[INFO] [stdout] e5e4ff62bff565e27d6e7a72d6a4ed460b74bf6bbedbc9e484376d522384e3d5
