[INFO] cloning repository https://github.com/andrewdhazlett/todo_backend
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andrewdhazlett/todo_backend" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewdhazlett%2Ftodo_backend", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewdhazlett%2Ftodo_backend'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1b111de7e5f2d72475afe04d16ad1851d3245c23
[INFO] checking andrewdhazlett/todo_backend against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewdhazlett%2Ftodo_backend" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andrewdhazlett/todo_backend on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/andrewdhazlett/todo_backend
[INFO] finished tweaking git repo https://github.com/andrewdhazlett/todo_backend
[INFO] tweaked toml for git repo https://github.com/andrewdhazlett/todo_backend written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/andrewdhazlett/todo_backend 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c2c029c7a33666af8c6a68107066ff973176b24c4e4b0fe919178a527e9b9835
[INFO] running `Command { std: "docker" "start" "-a" "c2c029c7a33666af8c6a68107066ff973176b24c4e4b0fe919178a527e9b9835", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2c029c7a33666af8c6a68107066ff973176b24c4e4b0fe919178a527e9b9835", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2c029c7a33666af8c6a68107066ff973176b24c4e4b0fe919178a527e9b9835", kill_on_drop: false }`
[INFO] [stdout] c2c029c7a33666af8c6a68107066ff973176b24c4e4b0fe919178a527e9b9835
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c351d36bcf0c7db1ebff8a5e998e2d1127c77c7c908bd56b249ba99142733ef9
[INFO] running `Command { std: "docker" "start" "-a" "c351d36bcf0c7db1ebff8a5e998e2d1127c77c7c908bd56b249ba99142733ef9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking cfg-if v0.1.4
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[INFO] [stderr]    Compiling unicase v1.4.2
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[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
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[INFO] [stderr]    Compiling syn v0.14.4
[INFO] [stderr]     Checking crossbeam-deque v0.3.1
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[INFO] [stderr]    Compiling remove_dir_all v0.5.1
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[INFO] [stderr]    Compiling phf_shared v0.7.22
[INFO] [stderr]    Compiling syn v0.11.11
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[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling unicase v2.1.0
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[INFO] [stderr]    Compiling bytecount v0.3.1
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[INFO] [stderr]    Compiling actix_derive v0.2.0
[INFO] [stderr]     Checking linked-hash-map v0.4.2
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[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
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[INFO] [stderr]     Checking num_cpus v1.8.0
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[INFO] [stderr]    Compiling rand v0.3.22
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[INFO] [stderr]    Compiling phf_codegen v0.7.22
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[INFO] [stderr]    Compiling actix-web v0.6.15
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[INFO] [stderr]     Checking parking_lot v0.5.5
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking error-chain v0.1.12
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[INFO] [stderr]     Checking indexmap v1.0.1
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[INFO] [stderr]     Checking base64 v0.9.2
[INFO] [stderr]     Checking tokio-fs v0.1.2
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]     Checking crossbeam-channel v0.1.3
[INFO] [stderr]     Checking tokio-reactor v0.1.2
[INFO] [stderr]     Checking mio-uds v0.6.6
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking http-range v0.1.1
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking tokio-tcp v0.1.0
[INFO] [stderr]     Checking tokio-udp v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.70
[INFO] [stderr]     Checking tokio v0.1.7
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]     Checking trust-dns-proto v0.3.3
[INFO] [stderr]     Checking tokio-signal v0.1.5
[INFO] [stderr]     Checking serde_urlencoded v0.5.2
[INFO] [stderr]     Checking serde_json v1.0.22
[INFO] [stderr]     Checking h2 v0.1.10
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking trust-dns-resolver v0.8.2
[INFO] [stderr]    Compiling cargo_metadata v0.5.8
[INFO] [stderr]    Compiling skeptic v0.13.3
[INFO] [stderr]    Compiling actix v0.5.8
[INFO] [stderr]     Checking todo_backend v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.82s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: actix-web v0.6.15, syn v0.14.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 8`
[INFO] running `Command { std: "docker" "inspect" "c351d36bcf0c7db1ebff8a5e998e2d1127c77c7c908bd56b249ba99142733ef9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c351d36bcf0c7db1ebff8a5e998e2d1127c77c7c908bd56b249ba99142733ef9", kill_on_drop: false }`
[INFO] [stdout] c351d36bcf0c7db1ebff8a5e998e2d1127c77c7c908bd56b249ba99142733ef9
[INFO] checking andrewdhazlett/todo_backend against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewdhazlett%2Ftodo_backend" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andrewdhazlett/todo_backend on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/andrewdhazlett/todo_backend
[INFO] finished tweaking git repo https://github.com/andrewdhazlett/todo_backend
[INFO] tweaked toml for git repo https://github.com/andrewdhazlett/todo_backend written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/andrewdhazlett/todo_backend 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 089a7022ed5f2a6bba325f5cceaaac8a357fc8931b846ccfc9a200c49b684a92
[INFO] running `Command { std: "docker" "start" "-a" "089a7022ed5f2a6bba325f5cceaaac8a357fc8931b846ccfc9a200c49b684a92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "089a7022ed5f2a6bba325f5cceaaac8a357fc8931b846ccfc9a200c49b684a92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "089a7022ed5f2a6bba325f5cceaaac8a357fc8931b846ccfc9a200c49b684a92", kill_on_drop: false }`
[INFO] [stdout] 089a7022ed5f2a6bba325f5cceaaac8a357fc8931b846ccfc9a200c49b684a92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a2680a0d01d6548f63c2adc21eb7be9367e8ce451e4818a0d64775d38394256
[INFO] running `Command { std: "docker" "start" "-a" "5a2680a0d01d6548f63c2adc21eb7be9367e8ce451e4818a0d64775d38394256", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking cfg-if v0.1.4
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling cc v1.0.18
[INFO] [stderr]     Checking futures v0.1.23
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]     Checking lazy_static v1.0.1
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling serde v1.0.70
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]     Checking slab v0.4.0
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]     Checking matches v0.1.6
[INFO] [stderr]     Checking log v0.4.3
[INFO] [stderr]     Checking crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.8
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling dtoa v0.4.3
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]    Compiling itoa v0.4.2
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking crossbeam-epoch v0.4.3
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling syn v0.14.4
[INFO] [stderr]    Compiling same-file v1.0.2
[INFO] [stderr]    Compiling phf_shared v0.7.22
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]     Checking crossbeam-deque v0.3.1
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling walkdir v2.1.4
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr]    Compiling bytecount v0.3.1
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]     Checking stable_deref_trait v1.1.0
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking bytes v0.4.8
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]    Compiling actix_derive v0.2.0
[INFO] [stderr]     Checking linked-hash-map v0.4.2
[INFO] [stderr]     Checking tokio-executor v0.1.2
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking mio v0.6.15
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking tokio-timer v0.2.4
[INFO] [stderr]     Checking resolv-conf v0.6.1
[INFO] [stderr]     Checking lru-cache v0.1.1
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling regex v1.0.1
[INFO] [stderr]    Compiling httparse v1.3.2
[INFO] [stderr]     Checking tokio-io v0.1.7
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking regex-syntax v0.6.1
[INFO] [stderr]     Checking phf v0.7.22
[INFO] [stderr]     Checking mio-uds v0.6.6
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking aho-corasick v0.6.6
[INFO] [stderr]     Checking tokio-reactor v0.1.2
[INFO] [stderr]     Checking tokio-codec v0.1.0
[INFO] [stderr]     Checking mime v0.3.8
[INFO] [stderr]     Checking tokio-threadpool v0.1.5
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]    Compiling phf_generator v0.7.22
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]     Checking parking_lot v0.5.5
[INFO] [stderr]    Compiling phf_codegen v0.7.22
[INFO] [stderr]     Checking tokio-tcp v0.1.0
[INFO] [stderr]     Checking tokio-udp v0.1.1
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.5
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling actix-web v0.6.15
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking indexmap v1.0.1
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]     Checking error-chain v0.1.12
[INFO] [stderr]     Checking tokio-fs v0.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.1.3
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking tokio v0.1.7
[INFO] [stderr]     Checking string v0.1.1
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking http-range v0.1.1
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking base64 v0.9.2
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]     Checking h2 v0.1.10
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking cookie v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.70
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]     Checking trust-dns-proto v0.3.3
[INFO] [stderr]     Checking tokio-signal v0.1.5
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]     Checking trust-dns-resolver v0.8.2
[INFO] [stderr]     Checking serde_urlencoded v0.5.2
[INFO] [stderr]     Checking serde_json v1.0.22
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling cargo_metadata v0.5.8
[INFO] [stderr]    Compiling skeptic v0.13.3
[INFO] [stderr]    Compiling actix v0.5.8
[INFO] [stderr]     Checking todo_backend v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.99s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: actix-web v0.6.15, syn v0.14.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 8`
[INFO] running `Command { std: "docker" "inspect" "5a2680a0d01d6548f63c2adc21eb7be9367e8ce451e4818a0d64775d38394256", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a2680a0d01d6548f63c2adc21eb7be9367e8ce451e4818a0d64775d38394256", kill_on_drop: false }`
[INFO] [stdout] 5a2680a0d01d6548f63c2adc21eb7be9367e8ce451e4818a0d64775d38394256