[INFO] cloning repository https://github.com/audunhalland/warp_self_replicating_server [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/audunhalland/warp_self_replicating_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faudunhalland%2Fwarp_self_replicating_server", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faudunhalland%2Fwarp_self_replicating_server'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2cda369bfa707fa225da442654e92ba57403c40c [INFO] checking audunhalland/warp_self_replicating_server against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faudunhalland%2Fwarp_self_replicating_server" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/audunhalland/warp_self_replicating_server 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/audunhalland/warp_self_replicating_server [INFO] finished tweaking git repo https://github.com/audunhalland/warp_self_replicating_server [INFO] tweaked toml for git repo https://github.com/audunhalland/warp_self_replicating_server written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/audunhalland/warp_self_replicating_server 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 ... [INFO] [stderr] Downloaded crossbeam-epoch v0.7.1 [INFO] [stderr] Downloaded headers-derive v0.1.0 [INFO] [stderr] Downloaded serde v1.0.97 [INFO] [stderr] Downloaded opaque-debug v0.2.2 [INFO] [stderr] Downloaded mime_guess v2.0.0-alpha.6 [INFO] [stderr] Downloaded tungstenite v0.8.1 [INFO] [stderr] Downloaded serde_derive v1.0.97 [INFO] [stderr] Downloaded h2 v0.1.25 [INFO] [stderr] Downloaded warp v0.1.17 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 6cde30d643145726237aac225bc4c19deef21f6279aa83ad0f4accc5272e628d [INFO] running `Command { std: "docker" "start" "-a" "6cde30d643145726237aac225bc4c19deef21f6279aa83ad0f4accc5272e628d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6cde30d643145726237aac225bc4c19deef21f6279aa83ad0f4accc5272e628d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6cde30d643145726237aac225bc4c19deef21f6279aa83ad0f4accc5272e628d", kill_on_drop: false }` [INFO] [stdout] 6cde30d643145726237aac225bc4c19deef21f6279aa83ad0f4accc5272e628d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 780e9c7a7fba95a3d858d763fdac8db440f0716bfad592a9161095ab8fcc133f [INFO] running `Command { std: "docker" "start" "-a" "780e9c7a7fba95a3d858d763fdac8db440f0716bfad592a9161095ab8fcc133f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.60 [INFO] [stderr] Compiling autocfg v0.1.5 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Checking either v1.5.2 [INFO] [stderr] Checking futures v0.1.28 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling log v0.4.7 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking smallvec v0.6.10 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Checking owning_ref v0.4.0 [INFO] [stderr] Compiling arrayvec v0.4.11 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Compiling rustc_version v0.2.3 [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 v1.4.2 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling unicase v2.4.0 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Compiling syn v0.15.39 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking block-padding v0.1.4 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking unicode-normalization v0.1.8 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Compiling serde v1.0.97 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Checking tokio-executor v0.1.8 [INFO] [stderr] Checking tokio-sync v0.1.6 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking opaque-debug v0.2.2 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking num_cpus v1.10.1 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking mime v0.3.13 [INFO] [stderr] Checking tokio-timer v0.2.11 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Checking tokio-current-thread v0.1.6 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Compiling hyper v0.12.33 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking indexmap v1.0.2 [INFO] [stderr] Checking try-lock v0.2.2 [INFO] [stderr] Checking want v0.2.0 [INFO] [stderr] Checking sha-1 v0.8.1 [INFO] [stderr] Checking phf v0.7.24 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking dtoa v0.4.4 [INFO] [stderr] Checking utf-8 v0.7.5 [INFO] [stderr] Checking scoped-tls v1.0.0 [INFO] [stderr] Checking urlencoding v1.0.0 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking http v0.1.17 [INFO] [stderr] Checking string v0.2.1 [INFO] [stderr] Checking tokio-buf v0.1.1 [INFO] [stderr] Checking input_buffer v0.2.0 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking tokio-threadpool v0.1.15 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.6 [INFO] [stderr] Checking tokio-fs v0.1.6 [INFO] [stderr] Checking tokio-reactor v0.1.9 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking tokio-udp v0.1.3 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking h2 v0.1.25 [INFO] [stderr] Checking http-body v0.1.0 [INFO] [stderr] Checking headers-core v0.1.1 [INFO] [stderr] Checking tungstenite v0.8.1 [INFO] [stderr] Compiling headers-derive v0.1.0 [INFO] [stderr] Compiling serde_derive v1.0.97 [INFO] [stderr] Checking serde_json v1.0.40 [INFO] [stderr] Checking serde_urlencoded v0.5.5 [INFO] [stderr] Checking headers v0.2.1 [INFO] [stderr] Checking warp v0.1.17 [INFO] [stderr] Checking warp_self_replicating_server v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `warp` is imported redundantly [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use warp::{self, path, Filter}; [INFO] [stdout] | ^^^^ the item `warp` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `tokio` is imported redundantly [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use tokio; [INFO] [stdout] | ^^^^^ the item `tokio` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `futures` is imported redundantly [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use futures; [INFO] [stdout] | ^^^^^^^ the item `futures` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_derive` is imported redundantly [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use serde_derive; [INFO] [stdout] | ^^^^^^^^^^^^ the item `serde_derive` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Clone` is imported redundantly [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::clone::Clone; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Clone` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `warp` is imported redundantly [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use warp::{self, path, Filter}; [INFO] [stdout] | ^^^^ the item `warp` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `tokio` is imported redundantly [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use tokio; [INFO] [stdout] | ^^^^^ the item `tokio` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `futures` is imported redundantly [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use futures; [INFO] [stdout] | ^^^^^^^ the item `futures` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_derive` is imported redundantly [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use serde_derive; [INFO] [stdout] | ^^^^^^^^^^^^ the item `serde_derive` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Clone` is imported redundantly [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::clone::Clone; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Clone` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.66s [INFO] running `Command { std: "docker" "inspect" "780e9c7a7fba95a3d858d763fdac8db440f0716bfad592a9161095ab8fcc133f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "780e9c7a7fba95a3d858d763fdac8db440f0716bfad592a9161095ab8fcc133f", kill_on_drop: false }` [INFO] [stdout] 780e9c7a7fba95a3d858d763fdac8db440f0716bfad592a9161095ab8fcc133f [INFO] checking audunhalland/warp_self_replicating_server against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faudunhalland%2Fwarp_self_replicating_server" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/audunhalland/warp_self_replicating_server 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/audunhalland/warp_self_replicating_server [INFO] finished tweaking git repo https://github.com/audunhalland/warp_self_replicating_server [INFO] tweaked toml for git repo https://github.com/audunhalland/warp_self_replicating_server written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/audunhalland/warp_self_replicating_server 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] bdd5b1715ff82fdcf1cabdedd24d4cee09fd4ee7b65b8b409dc490e8cd3f1f0f [INFO] running `Command { std: "docker" "start" "-a" "bdd5b1715ff82fdcf1cabdedd24d4cee09fd4ee7b65b8b409dc490e8cd3f1f0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bdd5b1715ff82fdcf1cabdedd24d4cee09fd4ee7b65b8b409dc490e8cd3f1f0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bdd5b1715ff82fdcf1cabdedd24d4cee09fd4ee7b65b8b409dc490e8cd3f1f0f", kill_on_drop: false }` [INFO] [stdout] bdd5b1715ff82fdcf1cabdedd24d4cee09fd4ee7b65b8b409dc490e8cd3f1f0f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 4fcc9441e605b353e6b71e77f6c784f88ab5e81fdbd2c03c41239b1ef3ab1ec0 [INFO] running `Command { std: "docker" "start" "-a" "4fcc9441e605b353e6b71e77f6c784f88ab5e81fdbd2c03c41239b1ef3ab1ec0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.60 [INFO] [stderr] Compiling autocfg v0.1.5 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Checking either v1.5.2 [INFO] [stderr] Checking futures v0.1.28 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling log v0.4.7 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking smallvec v0.6.10 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Compiling arrayvec v0.4.11 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Checking owning_ref v0.4.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Compiling rand_isaac v0.1.1 [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 semver v0.9.0 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Compiling unicase v2.4.0 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Compiling syn v0.15.39 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking block-padding v0.1.4 [INFO] [stderr] Checking unicode-normalization v0.1.8 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling serde v1.0.97 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Checking opaque-debug v0.2.2 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking num_cpus v1.10.1 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking tokio-executor v0.1.8 [INFO] [stderr] Checking tokio-sync v0.1.6 [INFO] [stderr] Checking mime v0.3.13 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Compiling hyper v0.12.33 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Checking tokio-current-thread v0.1.6 [INFO] [stderr] Checking tokio-timer v0.2.11 [INFO] [stderr] Checking try-lock v0.2.2 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Checking indexmap v1.0.2 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking http v0.1.17 [INFO] [stderr] Checking string v0.2.1 [INFO] [stderr] Checking tokio-buf v0.1.1 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking want v0.2.0 [INFO] [stderr] Checking input_buffer v0.2.0 [INFO] [stderr] Checking phf v0.7.24 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking dtoa v0.4.4 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking utf-8 v0.7.5 [INFO] [stderr] Checking scoped-tls v1.0.0 [INFO] [stderr] Checking urlencoding v1.0.0 [INFO] [stderr] Checking sha-1 v0.8.1 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking tokio-threadpool v0.1.15 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Checking tokio-reactor v0.1.9 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.6 [INFO] [stderr] Checking tokio-fs v0.1.6 [INFO] [stderr] Checking tokio-udp v0.1.3 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking headers-core v0.1.1 [INFO] [stderr] Checking h2 v0.1.25 [INFO] [stderr] Checking http-body v0.1.0 [INFO] [stderr] Checking tungstenite v0.8.1 [INFO] [stderr] Compiling headers-derive v0.1.0 [INFO] [stderr] Compiling serde_derive v1.0.97 [INFO] [stderr] Checking headers v0.2.1 [INFO] [stderr] Checking serde_urlencoded v0.5.5 [INFO] [stderr] Checking serde_json v1.0.40 [INFO] [stderr] Checking warp v0.1.17 [INFO] [stdout] error[E0277]: the trait bound `!: From<()>` is not satisfied [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/warp-0.1.17/src/test.rs:493:30 [INFO] [stdout] | [INFO] [stdout] 493 | .forward(tx.sink_map_err(|_| ())) [INFO] [stdout] | ------- ^^^^^^^^^^^^^^^^^^^^^^^ the trait `From<()>` is not implemented for `!` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #48950 for more information) [INFO] [stdout] = help: did you intend to use the type `()` here instead? [INFO] [stdout] note: the method call chain might not have had the expected associated types [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/warp-0.1.17/src/test.rs:493:33 [INFO] [stdout] | [INFO] [stdout] 493 | .forward(tx.sink_map_err(|_| ())) [INFO] [stdout] | -- ^^^^^^^^^^^^^^^^^^^^ `Sink::SinkError` is `()` here [INFO] [stdout] | | [INFO] [stdout] | this expression has type `SplitSink` [INFO] [stdout] note: required by a bound in `futures::Stream::forward` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/futures-0.1.28/src/stream/mod.rs:1067:28 [INFO] [stdout] | [INFO] [stdout] 1065 | fn forward(self, sink: S) -> Forward [INFO] [stdout] | ------- required by a bound in this associated function [INFO] [stdout] 1066 | where S: Sink, [INFO] [stdout] 1067 | Self::Error: From, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ required by this bound in `Stream::forward` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `!: From<()>` is not satisfied [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/warp-0.1.17/src/test.rs:494:22 [INFO] [stdout] | [INFO] [stdout] 494 | .map(|_| ()); [INFO] [stdout] | ^^^ the trait `From<()>` is not implemented for `!`, which is required by `Forward, {closure@/opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/warp-0.1.17/src/test.rs:490:30: 490:34}>, SinkMapErr, {closure@/opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/warp-0.1.17/src/test.rs:493:46: 493:49}>>: futures::Future` [INFO] [stdout] | [INFO] [stdout] = help: the trait `futures::Future` is implemented for `Forward` [INFO] [stdout] = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #48950 for more information) [INFO] [stdout] = help: did you intend to use the type `()` here instead? [INFO] [stdout] = note: required for `Forward, {closure@test.rs:490:30}>, SinkMapErr, ...>>` to implement `futures::Future` [INFO] [stdout] = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/warp-771614cde74003f2.long-type-8656620381532268316.txt' [INFO] [stdout] = note: consider using `--verbose` to print the full type name to the console [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `!: From<()>` is not satisfied [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/warp-0.1.17/src/test.rs:501:30 [INFO] [stdout] | [INFO] [stdout] 501 | .forward(rd_tx.sink_map_err(|_| ())) [INFO] [stdout] | ------- ^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `From<()>` is not implemented for `!` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #48950 for more information) [INFO] [stdout] = help: did you intend to use the type `()` here instead? [INFO] [stdout] note: the method call chain might not have had the expected associated types [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/warp-0.1.17/src/test.rs:501:36 [INFO] [stdout] | [INFO] [stdout] 501 | .forward(rd_tx.sink_map_err(|_| ())) [INFO] [stdout] | ----- ^^^^^^^^^^^^^^^^^^^^ `Sink::SinkError` is `()` here [INFO] [stdout] | | [INFO] [stdout] | this expression has type `UnboundedSender>` [INFO] [stdout] note: required by a bound in `futures::Stream::forward` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/futures-0.1.28/src/stream/mod.rs:1067:28 [INFO] [stdout] | [INFO] [stdout] 1065 | fn forward(self, sink: S) -> Forward [INFO] [stdout] | ------- required by a bound in this associated function [INFO] [stdout] 1066 | where S: Sink, [INFO] [stdout] 1067 | Self::Error: From, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ required by this bound in `Stream::forward` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `!: From<()>` is not satisfied [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/warp-0.1.17/src/test.rs:502:22 [INFO] [stdout] | [INFO] [stdout] 502 | .map(|_| ()); [INFO] [stdout] | ^^^ the trait `From<()>` is not implemented for `!`, which is required by `Forward, {closure@/opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/warp-0.1.17/src/test.rs:497:33: 497:36}, Failed>, {closure@/opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/warp-0.1.17/src/test.rs:500:27: 500:35}, Result, _>>, SinkMapErr>, {closure@/opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/warp-0.1.17/src/test.rs:501:49: 501:52}>>: futures::Future` [INFO] [stdout] | [INFO] [stdout] = help: the trait `futures::Future` is implemented for `Forward` [INFO] [stdout] = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #48950 for more information) [INFO] [stdout] = help: did you intend to use the type `()` here instead? [INFO] [stdout] = note: required for `Forward, {closure@test.rs:497:33}, Done>, ..., ...>, ...>` to implement `futures::Future` [INFO] [stdout] = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/warp-771614cde74003f2.long-type-14936385058591540862.txt' [INFO] [stdout] = note: consider using `--verbose` to print the full type name to the console [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `!: From<()>` is not satisfied [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/warp-0.1.17/src/test.rs:504:40 [INFO] [stdout] | [INFO] [stdout] 504 | rt.block_on(write.join(read)).expect("websocket forward"); [INFO] [stdout] | ---- ^^^^ the trait `From<()>` is not implemented for `!`, which is required by `futures::Map, {closure@/opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/warp-0.1.17/src/test.rs:497:33: 497:36}, Failed>, {closure@/opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/warp-0.1.17/src/test.rs:500:27: 500:35}, Result, _>>, SinkMapErr>, {closure@/opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/warp-0.1.17/src/test.rs:501:49: 501:52}>>, {closure@/opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/warp-0.1.17/src/test.rs:502:26: 502:29}>: futures::Future` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] = help: the trait `futures::Future` is implemented for `futures::Map` [INFO] [stdout] = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #48950 for more information) [INFO] [stdout] = help: did you intend to use the type `()` here instead? [INFO] [stdout] = note: required for `Forward, {closure@test.rs:497:33}, Done>, ..., ...>, ...>` to implement `futures::Future` [INFO] [stdout] = note: 1 redundant requirement hidden [INFO] [stdout] = note: required for `Map, {closure@test.rs:497:33}, ...>, ..., ...>, ...>, ...>` to implement `futures::Future` [INFO] [stdout] note: required by a bound in `futures::Future::join` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/futures-0.1.28/src/future/mod.rs:716:29 [INFO] [stdout] | [INFO] [stdout] 715 | fn join(self, other: B) -> Join [INFO] [stdout] | ---- required by a bound in this associated function [INFO] [stdout] 716 | where B: IntoFuture, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ required by this bound in `Future::join` [INFO] [stdout] = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/warp-771614cde74003f2.long-type-6716943885140640574.txt' [INFO] [stdout] = note: consider using `--verbose` to print the full type name to the console [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `warp` (lib) due to 6 previous errors [INFO] running `Command { std: "docker" "inspect" "4fcc9441e605b353e6b71e77f6c784f88ab5e81fdbd2c03c41239b1ef3ab1ec0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4fcc9441e605b353e6b71e77f6c784f88ab5e81fdbd2c03c41239b1ef3ab1ec0", kill_on_drop: false }` [INFO] [stdout] 4fcc9441e605b353e6b71e77f6c784f88ab5e81fdbd2c03c41239b1ef3ab1ec0