[INFO] cloning repository https://github.com/motss/learning-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/motss/learning-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmotss%2Flearning-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmotss%2Flearning-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ba8b1604551ac72a4b3e93a0ed2de3e5ae9f6621 [INFO] checking motss/learning-rust against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmotss%2Flearning-rust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/motss/learning-rust 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/motss/learning-rust [INFO] finished tweaking git repo https://github.com/motss/learning-rust [INFO] tweaked toml for git repo https://github.com/motss/learning-rust written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/motss/learning-rust 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] Locking 1 package [INFO] [stderr] Adding learning_rust v0.1.0 (/workspace/builds/worker-2-tc1/source) [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded sha-1 v0.7.0 [INFO] [stderr] Downloaded matches v0.1.7 [INFO] [stderr] Downloaded utf-8 v0.7.4 [INFO] [stderr] Downloaded tungstenite v0.6.0 [INFO] [stderr] Downloaded digest v0.7.5 [INFO] [stderr] Downloaded url v1.7.1 [INFO] [stderr] Downloaded arrayref v0.3.4 [INFO] [stderr] Downloaded humantime v1.1.1 [INFO] [stderr] Downloaded termcolor v1.0.1 [INFO] [stderr] Downloaded indexmap v1.0.1 [INFO] [stderr] Downloaded pretty_env_logger v0.2.4 [INFO] [stderr] Downloaded wincolor v1.0.0 [INFO] [stderr] Downloaded mio v0.6.15 [INFO] [stderr] Downloaded futures v0.1.23 [INFO] [stderr] Downloaded env_logger v0.5.12 [INFO] [stderr] Downloaded syn v0.14.7 [INFO] [stderr] Downloaded serde_derive v1.0.70 [INFO] [stderr] Downloaded h2 v0.1.11 [INFO] [stderr] Downloaded hyper v0.12.7 [INFO] [stderr] Downloaded serde_json v1.0.24 [INFO] [stderr] Downloaded itoa v0.4.2 [INFO] [stderr] Downloaded serde v1.0.70 [INFO] [stderr] Downloaded serde_urlencoded v0.5.2 [INFO] [stderr] Downloaded tokio-fs v0.1.2 [INFO] [stderr] Downloaded crossbeam-epoch v0.4.3 [INFO] [stderr] Downloaded crossbeam-deque v0.3.1 [INFO] [stderr] Downloaded tokio-threadpool v0.1.5 [INFO] [stderr] Downloaded tokio-timer v0.2.4 [INFO] [stderr] Downloaded tokio-reactor v0.1.2 [INFO] [stderr] Downloaded tokio v0.1.7 [INFO] [stderr] Downloaded base64 v0.9.2 [INFO] [stderr] Downloaded httparse v1.3.2 [INFO] [stderr] Downloaded bytes v0.4.9 [INFO] [stderr] Downloaded rand v0.5.4 [INFO] [stderr] Downloaded unicode-normalization v0.1.7 [INFO] [stderr] Downloaded warp v0.1.0 [INFO] [stderr] Downloaded string v0.1.1 [INFO] [stderr] Downloaded http v0.1.8 [INFO] [stderr] Downloaded tokio-io v0.1.7 [INFO] [stderr] Downloaded tokio-udp v0.1.1 [INFO] [stderr] Downloaded log v0.4.3 [INFO] [stderr] Downloaded dtoa v0.4.3 [INFO] [stderr] Downloaded tokio-codec v0.1.0 [INFO] [stderr] Downloaded byteorder v1.2.4 [INFO] [stderr] Downloaded rand_core v0.2.1 [INFO] [stderr] Downloaded generic-array v0.9.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 6004c3ce18ce54ec5030f400e3182351060d2e08c445e749eab3f4d78f7b6d20 [INFO] running `Command { std: "docker" "start" "-a" "6004c3ce18ce54ec5030f400e3182351060d2e08c445e749eab3f4d78f7b6d20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6004c3ce18ce54ec5030f400e3182351060d2e08c445e749eab3f4d78f7b6d20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6004c3ce18ce54ec5030f400e3182351060d2e08c445e749eab3f4d78f7b6d20", kill_on_drop: false }` [INFO] [stdout] 6004c3ce18ce54ec5030f400e3182351060d2e08c445e749eab3f4d78f7b6d20 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 5217c1ad06e0f8f8442a0576f1b00425c54f4d404e6c0d53706c8d8da2709623 [INFO] running `Command { std: "docker" "start" "-a" "5217c1ad06e0f8f8442a0576f1b00425c54f4d404e6c0d53706c8d8da2709623", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.42 [INFO] [stderr] Checking cfg-if v0.1.4 [INFO] [stderr] Checking byteorder v1.2.4 [INFO] [stderr] Checking futures v0.1.23 [INFO] [stderr] Checking lazy_static v1.0.2 [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Checking slab v0.4.0 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Checking lazycell v0.6.0 [INFO] [stderr] Checking arrayvec v0.4.7 [INFO] [stderr] Checking log v0.4.3 [INFO] [stderr] Checking crossbeam-utils v0.3.2 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking itoa v0.4.2 [INFO] [stderr] Checking matches v0.1.7 [INFO] [stderr] Compiling serde v1.0.70 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking unicode-normalization v0.1.7 [INFO] [stderr] Compiling httparse v1.3.2 [INFO] [stderr] Checking crossbeam-epoch v0.4.3 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking bytes v0.4.9 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking crossbeam-deque v0.3.1 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking mio v0.6.15 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking ucd-util v0.1.1 [INFO] [stderr] Checking byte-tools v0.2.0 [INFO] [stderr] Checking arrayref v0.3.4 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Compiling regex v1.0.2 [INFO] [stderr] Checking block-buffer v0.3.3 [INFO] [stderr] Checking regex-syntax v0.6.2 [INFO] [stderr] Compiling proc-macro2 v0.4.9 [INFO] [stderr] Checking tokio-io v0.1.7 [INFO] [stderr] Checking tokio-executor v0.1.2 [INFO] [stderr] Checking aho-corasick v0.6.6 [INFO] [stderr] Checking generic-array v0.9.0 [INFO] [stderr] Checking tokio-threadpool v0.1.5 [INFO] [stderr] Checking tokio-timer v0.2.4 [INFO] [stderr] Checking http v0.1.8 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking digest v0.7.5 [INFO] [stderr] Checking tokio-reactor v0.1.2 [INFO] [stderr] Checking tokio-codec v0.1.0 [INFO] [stderr] Checking thread_local v0.3.5 [INFO] [stderr] Checking tokio-fs v0.1.2 [INFO] [stderr] Checking tokio-tcp v0.1.0 [INFO] [stderr] Checking tokio-udp v0.1.1 [INFO] [stderr] Checking safemem v0.2.0 [INFO] [stderr] Checking try-lock v0.2.2 [INFO] [stderr] Checking dtoa v0.4.3 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking rand_core v0.2.1 [INFO] [stderr] Checking url v1.7.1 [INFO] [stderr] Checking string v0.1.1 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Checking indexmap v1.0.1 [INFO] [stderr] Checking rand v0.5.4 [INFO] [stderr] Checking humantime v1.1.1 [INFO] [stderr] Checking sha-1 v0.7.0 [INFO] [stderr] Checking tokio v0.1.7 [INFO] [stderr] Checking want v0.0.6 [INFO] [stderr] Checking base64 v0.9.2 [INFO] [stderr] Compiling quote v0.6.4 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking input_buffer v0.2.0 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking utf-8 v0.7.4 [INFO] [stderr] Checking termcolor v1.0.1 [INFO] [stderr] Compiling syn v0.14.7 [INFO] [stderr] Checking scoped-tls v0.1.2 [INFO] [stderr] Checking bitflags v1.0.3 [INFO] [stderr] Checking tungstenite v0.6.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking h2 v0.1.11 [INFO] [stderr] Checking env_logger v0.5.12 [INFO] [stderr] Checking hyper v0.12.7 [INFO] [stderr] Checking pretty_env_logger v0.2.4 [INFO] [stderr] Compiling serde_derive v1.0.70 [INFO] [stderr] Checking serde_urlencoded v0.5.2 [INFO] [stderr] Checking serde_json v1.0.24 [INFO] [stderr] Checking warp v0.1.0 [INFO] [stderr] Checking learning_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.44s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.7 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "5217c1ad06e0f8f8442a0576f1b00425c54f4d404e6c0d53706c8d8da2709623", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5217c1ad06e0f8f8442a0576f1b00425c54f4d404e6c0d53706c8d8da2709623", kill_on_drop: false }` [INFO] [stdout] 5217c1ad06e0f8f8442a0576f1b00425c54f4d404e6c0d53706c8d8da2709623 [INFO] checking motss/learning-rust against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmotss%2Flearning-rust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/motss/learning-rust 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/motss/learning-rust [INFO] finished tweaking git repo https://github.com/motss/learning-rust [INFO] tweaked toml for git repo https://github.com/motss/learning-rust written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/motss/learning-rust 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] [stderr] Locking 1 package [INFO] [stderr] Adding learning_rust v0.1.0 (/workspace/builds/worker-2-tc2/source) [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d405ee36aafe19e6a62f184ea8e953604e36a53de5d99e3f3d1df98630594183 [INFO] running `Command { std: "docker" "start" "-a" "d405ee36aafe19e6a62f184ea8e953604e36a53de5d99e3f3d1df98630594183", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d405ee36aafe19e6a62f184ea8e953604e36a53de5d99e3f3d1df98630594183", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d405ee36aafe19e6a62f184ea8e953604e36a53de5d99e3f3d1df98630594183", kill_on_drop: false }` [INFO] [stdout] d405ee36aafe19e6a62f184ea8e953604e36a53de5d99e3f3d1df98630594183 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 9edd0f0143d9d1506c38723ef1effe61860c96eb13fb5569bb35b5607fea0b10 [INFO] running `Command { std: "docker" "start" "-a" "9edd0f0143d9d1506c38723ef1effe61860c96eb13fb5569bb35b5607fea0b10", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.42 [INFO] [stderr] Checking cfg-if v0.1.4 [INFO] [stderr] Checking byteorder v1.2.4 [INFO] [stderr] Checking futures v0.1.23 [INFO] [stderr] Checking lazy_static v1.0.2 [INFO] [stderr] Checking slab v0.4.0 [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking log v0.4.3 [INFO] [stderr] Checking crossbeam-utils v0.3.2 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking arrayvec v0.4.7 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Checking lazycell v0.6.0 [INFO] [stderr] Checking itoa v0.4.2 [INFO] [stderr] Checking matches v0.1.7 [INFO] [stderr] Compiling httparse v1.3.2 [INFO] [stderr] Compiling serde v1.0.70 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking crossbeam-epoch v0.4.3 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking unicode-normalization v0.1.7 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking bytes v0.4.9 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking crossbeam-deque v0.3.1 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking mio v0.6.15 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Compiling regex v1.0.2 [INFO] [stderr] Checking ucd-util v0.1.1 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking byte-tools v0.2.0 [INFO] [stderr] Checking arrayref v0.3.4 [INFO] [stderr] Checking regex-syntax v0.6.2 [INFO] [stderr] Checking block-buffer v0.3.3 [INFO] [stderr] Checking tokio-io v0.1.7 [INFO] [stderr] Checking tokio-executor v0.1.2 [INFO] [stderr] Checking http v0.1.8 [INFO] [stderr] Checking aho-corasick v0.6.6 [INFO] [stderr] Compiling proc-macro2 v0.4.9 [INFO] [stderr] Checking tokio-threadpool v0.1.5 [INFO] [stderr] Checking generic-array v0.9.0 [INFO] [stderr] Checking tokio-reactor v0.1.2 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking tokio-codec v0.1.0 [INFO] [stderr] Checking digest v0.7.5 [INFO] [stderr] Checking tokio-timer v0.2.4 [INFO] [stderr] Checking thread_local v0.3.5 [INFO] [stderr] Checking tokio-udp v0.1.1 [INFO] [stderr] Checking tokio-fs v0.1.2 [INFO] [stderr] Checking tokio-tcp v0.1.0 [INFO] [stderr] Checking url v1.7.1 [INFO] [stderr] Checking string v0.1.1 [INFO] [stderr] Checking rand_core v0.2.1 [INFO] [stderr] Checking safemem v0.2.0 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking try-lock v0.2.2 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking dtoa v0.4.3 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Checking indexmap v1.0.1 [INFO] [stderr] Checking rand v0.5.4 [INFO] [stderr] Checking sha-1 v0.7.0 [INFO] [stderr] Checking want v0.0.6 [INFO] [stderr] Checking humantime v1.1.1 [INFO] [stderr] Checking base64 v0.9.2 [INFO] [stderr] Checking tokio v0.1.7 [INFO] [stderr] Compiling quote v0.6.4 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking input_buffer v0.2.0 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking termcolor v1.0.1 [INFO] [stderr] Checking utf-8 v0.7.4 [INFO] [stderr] Compiling syn v0.14.7 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking bitflags v1.0.3 [INFO] [stderr] Checking h2 v0.1.11 [INFO] [stderr] Checking scoped-tls v0.1.2 [INFO] [stderr] Checking tungstenite v0.6.0 [INFO] [stderr] Checking env_logger v0.5.12 [INFO] [stderr] Checking hyper v0.12.7 [INFO] [stderr] Checking pretty_env_logger v0.2.4 [INFO] [stderr] Checking serde_urlencoded v0.5.2 [INFO] [stderr] Checking serde_json v1.0.24 [INFO] [stderr] Compiling serde_derive v1.0.70 [INFO] [stderr] Checking warp v0.1.0 [INFO] [stderr] Checking learning_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.16s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.7 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "9edd0f0143d9d1506c38723ef1effe61860c96eb13fb5569bb35b5607fea0b10", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9edd0f0143d9d1506c38723ef1effe61860c96eb13fb5569bb35b5607fea0b10", kill_on_drop: false }` [INFO] [stdout] 9edd0f0143d9d1506c38723ef1effe61860c96eb13fb5569bb35b5607fea0b10