[INFO] cloning repository https://github.com/tarkah/alexa-skill-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tarkah/alexa-skill-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftarkah%2Falexa-skill-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftarkah%2Falexa-skill-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4806970afab731f1c29cb185fcc7be2170b67c9f
[INFO] checking tarkah/alexa-skill-rust against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftarkah%2Falexa-skill-rust" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tarkah/alexa-skill-rust on toolchain 4a04890980766cc79878135f5ade8c0c4321e943
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tarkah/alexa-skill-rust
[INFO] finished tweaking git repo https://github.com/tarkah/alexa-skill-rust
[INFO] tweaked toml for git repo https://github.com/tarkah/alexa-skill-rust written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/tarkah/alexa-skill-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/tarkah/alexa_rust`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gzip-header v0.3.0
[INFO] [stderr]   Downloaded tower-service v0.3.0-alpha.2
[INFO] [stderr]   Downloaded tracing v0.1.9
[INFO] [stderr]   Downloaded http-body v0.2.0-alpha.3
[INFO] [stderr]   Downloaded h2 v0.2.0-alpha.3
[INFO] [stderr]   Downloaded hyper-tls v0.4.0-alpha.4
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.4
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.54
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.54
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.54
[INFO] [stderr]   Downloaded tokio-tls v0.3.0-alpha.6
[INFO] [stderr]   Downloaded js-sys v0.3.31
[INFO] [stderr]   Downloaded pin-project-internal v0.4.5
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.54
[INFO] [stderr]   Downloaded rusticata-macros v1.1.0
[INFO] [stderr]   Downloaded pin-project v0.4.5
[INFO] [stderr]   Downloaded anyhow v1.0.19
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.54
[INFO] [stderr]   Downloaded web-sys v0.3.31
[INFO] [stderr]   Downloaded wasm-bindgen-webidl v0.2.54
[INFO] [stderr]   Downloaded tiny_http v0.6.2
[INFO] [stderr]   Downloaded tower-make v0.3.0-alpha.2a
[INFO] [stderr]   Downloaded hyper v0.13.0-alpha.4
[INFO] [stderr]   Downloaded reqwest v0.10.0-alpha.2
[INFO] [stderr]   Downloaded multipart v0.15.4
[INFO] [stderr]   Downloaded ring v0.16.5
[INFO] [stderr]   Downloaded mime_guess v2.0.0
[INFO] [stderr]   Downloaded der-parser v2.1.0
[INFO] [stderr]   Downloaded x509-parser v0.5.1
[INFO] [stderr]   Downloaded alexa-verifier v0.2.1
[INFO] [stderr]   Downloaded telnet v0.1.4
[INFO] [stderr]   Downloaded rouille v3.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b931d1a0d855ce5da48357701f816da5a97588941236b117dee83ae4417a0f0e
[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" "b931d1a0d855ce5da48357701f816da5a97588941236b117dee83ae4417a0f0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b931d1a0d855ce5da48357701f816da5a97588941236b117dee83ae4417a0f0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b931d1a0d855ce5da48357701f816da5a97588941236b117dee83ae4417a0f0e", kill_on_drop: false }`
[INFO] [stdout] b931d1a0d855ce5da48357701f816da5a97588941236b117dee83ae4417a0f0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "check" "--frozen" "--all" "--all-targets" "--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] e2c3681313af81824c51112808b92d9c6e7e6ed72343b09fd30e43ce634d6b9d
[INFO] running `Command { std: "docker" "start" "-a" "e2c3681313af81824c51112808b92d9c6e7e6ed72343b09fd30e43ce634d6b9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling cc v1.0.38
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking spin v0.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling serde v1.0.98
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.24
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking tower-service v0.3.0-alpha.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]    Compiling encoding_rs v0.8.17
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]     Checking ucd-util v0.1.5
[INFO] [stderr]     Checking rustc-demangle v0.1.15
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]     Checking ascii v0.8.7
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking untrusted v0.7.0
[INFO] [stderr]     Checking utf8-ranges v1.0.3
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking telnet v0.1.4
[INFO] [stderr]     Checking lock_api v0.3.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling unicase v2.4.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking regex-syntax v0.6.10
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking tracing-core v0.1.7
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]     Checking gzip-header v0.3.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking aho-corasick v0.7.4
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking filetime v0.2.8
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]    Compiling openssl-sys v0.9.48
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling ring v0.16.5
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ring-0.16.5/build.rs:422:20
[INFO] [stdout]     |
[INFO] [stdout] 422 |         .for_each(|&(lib_name, srcs, additional_srcs)| {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-
[INFO] [stdout]     |                    |                                |
[INFO] [stdout]     |                    |                                expected due to this
[INFO] [stdout]     |                    expected tuple, found reference
[INFO] [stdout]     |
[INFO] [stdout]     = note:  expected tuple `(&str, &[PathBuf], &[PathBuf])`
[INFO] [stdout]             found reference `&_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking mime v0.3.13
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ring`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e2c3681313af81824c51112808b92d9c6e7e6ed72343b09fd30e43ce634d6b9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2c3681313af81824c51112808b92d9c6e7e6ed72343b09fd30e43ce634d6b9d", kill_on_drop: false }`
[INFO] [stdout] e2c3681313af81824c51112808b92d9c6e7e6ed72343b09fd30e43ce634d6b9d