[INFO] updating cached repository https://github.com/tarkah/alexa-skill-rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/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] c88df1def2d99ef2d6d2406dee3addccb0992c9c
[INFO] checking tarkah/alexa-skill-rust against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftarkah%2Falexa-skill-rust" "work/builds/worker-0/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tarkah/alexa-skill-rust on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[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 work/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 `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] debbfd1dc164206feec5b00ea4ff73f589533429a8964ef8a5756c77627626df
[INFO] running `"docker" "start" "-a" "debbfd1dc164206feec5b00ea4ff73f589533429a8964ef8a5756c77627626df"`
[INFO] [stderr]     Checking untrusted v0.7.0
[INFO] [stderr]     Checking telnet v0.1.4
[INFO] [stderr]    Compiling ring v0.16.5
[INFO] [stderr]     Checking filetime v0.2.6
[INFO] [stderr]     Checking nom v4.2.3
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking gzip-header v0.3.0
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking chrono v0.4.7
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking publicsuffix v1.5.2
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]    Compiling mime_guess v1.8.7
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking tokio-threadpool v0.1.15
[INFO] [stderr]     Checking alexa_sdk v0.1.4 (https://github.com/tarkah/alexa_rust#e4fb3bbb)
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking rusticata-macros v1.1.0
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking der-parser v2.1.0
[INFO] [stderr]     Checking tiny_http v0.6.2
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking x509-parser v0.5.1
[INFO] [stderr]     Checking hyper v0.12.33
[INFO] [stderr]     Checking multipart v0.15.4
[INFO] [stderr]     Checking rouille v3.0.0
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking reqwest v0.9.19
[INFO] [stderr]     Checking alexa-verifier v0.1.2
[INFO] [stderr]     Checking alexa-avr-control v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.44s
[INFO] running `"docker" "inspect" "debbfd1dc164206feec5b00ea4ff73f589533429a8964ef8a5756c77627626df"`
[INFO] running `"docker" "rm" "-f" "debbfd1dc164206feec5b00ea4ff73f589533429a8964ef8a5756c77627626df"`
[INFO] [stdout] debbfd1dc164206feec5b00ea4ff73f589533429a8964ef8a5756c77627626df