[INFO] fetching crate smol 0.3.3... [INFO] testing smol-0.3.3 against beta-2020-07-24 for beta-1.46-1 [INFO] extracting crate smol 0.3.3 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate smol 0.3.3 on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate smol 0.3.3 [INFO] finished tweaking crates.io crate smol 0.3.3 [INFO] tweaked toml for crates.io crate smol 0.3.3 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate crates.io crate smol 0.3.3 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b1d9c33ff20bde31671e2db7d861bc478d32cd5743df0da9f73487df7dc8b5df [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" "b1d9c33ff20bde31671e2db7d861bc478d32cd5743df0da9f73487df7dc8b5df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b1d9c33ff20bde31671e2db7d861bc478d32cd5743df0da9f73487df7dc8b5df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b1d9c33ff20bde31671e2db7d861bc478d32cd5743df0da9f73487df7dc8b5df", kill_on_drop: false }` [INFO] [stdout] b1d9c33ff20bde31671e2db7d861bc478d32cd5743df0da9f73487df7dc8b5df [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 23d902d897e7c9a58950888fcf15f198316fad1e710a1b5c61e26ac285267c3b [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" "23d902d897e7c9a58950888fcf15f198316fad1e710a1b5c61e26ac285267c3b", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling cache-padded v1.1.1 [INFO] [stderr] Compiling libc v0.2.73 [INFO] [stderr] Compiling futures-core v0.3.5 [INFO] [stderr] Compiling fastrand v1.3.3 [INFO] [stderr] Compiling pin-project-lite v0.1.7 [INFO] [stderr] Compiling futures-io v0.3.5 [INFO] [stderr] Compiling parking v1.0.5 [INFO] [stderr] Compiling waker-fn v1.0.0 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling once_cell v1.4.0 [INFO] [stderr] Compiling async-task v3.0.0 [INFO] [stderr] Compiling vec-arena v0.5.0 [INFO] [stderr] Compiling event-listener v2.2.0 [INFO] [stderr] Compiling atomic-waker v1.0.0 [INFO] [stderr] Compiling scoped-tls v1.0.0 [INFO] [stderr] Compiling easy-parallel v3.1.0 [INFO] [stderr] Compiling concurrent-queue v1.1.1 [INFO] [stderr] Compiling async-channel v1.1.1 [INFO] [stderr] Compiling multitask v0.2.0 [INFO] [stderr] Compiling futures-lite v0.1.9 [INFO] [stderr] Compiling blocking v0.5.0 [INFO] [stderr] Compiling socket2 v0.3.12 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling async-io v0.1.5 [INFO] [stderr] Compiling async-executor v0.1.2 [INFO] [stderr] Compiling smol v0.3.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.83s [INFO] running `Command { std: "docker" "inspect" "23d902d897e7c9a58950888fcf15f198316fad1e710a1b5c61e26ac285267c3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "23d902d897e7c9a58950888fcf15f198316fad1e710a1b5c61e26ac285267c3b", kill_on_drop: false }` [INFO] [stdout] 23d902d897e7c9a58950888fcf15f198316fad1e710a1b5c61e26ac285267c3b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f593f9ddbf9f0a417c741fb555bc67abb7e4170dea553b509af188d9a6701b2a [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" "f593f9ddbf9f0a417c741fb555bc67abb7e4170dea553b509af188d9a6701b2a", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling syn v1.0.35 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling proc-macro-hack v0.5.16 [INFO] [stderr] Compiling ppv-lite86 v0.2.8 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling pin-project-internal v0.4.22 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling futures-sink v0.3.5 [INFO] [stderr] Compiling serde_json v1.0.56 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Compiling futures v0.1.29 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.65 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling tinyvec v0.3.3 [INFO] [stderr] Compiling bumpalo v3.4.0 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling bytes v0.5.6 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling siphasher v0.3.3 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling pkg-config v0.3.18 [INFO] [stderr] Compiling wasm-bindgen v0.2.65 [INFO] [stderr] Compiling cc v1.0.58 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling subtle v2.2.3 [INFO] [stderr] Compiling dtoa v0.4.6 [INFO] [stderr] Compiling base64 v0.12.3 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling openssl v0.10.30 [INFO] [stderr] Compiling foreign-types-shared v0.1.1 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Compiling send_wrapper v0.4.0 [INFO] [stderr] Compiling gimli v0.22.0 [INFO] [stderr] Compiling adler v0.2.3 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling object v0.20.0 [INFO] [stderr] Compiling utf-8 v0.7.5 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling openssl-probe v0.1.2 [INFO] [stderr] Compiling cpuid-bool v0.1.2 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling opaque-debug v0.3.0 [INFO] [stderr] Compiling anyhow v1.0.31 [INFO] [stderr] Compiling stable_deref_trait v1.2.0 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling data-encoding v2.2.1 [INFO] [stderr] Compiling new_debug_unreachable v1.0.4 [INFO] [stderr] Compiling infer v0.1.7 [INFO] [stderr] Compiling try-lock v0.2.3 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling mac v0.1.1 [INFO] [stderr] Compiling mime v0.3.16 [INFO] [stderr] Compiling tower-service v0.3.0 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling base64 v0.11.0 [INFO] [stderr] Compiling encoding_rs v0.8.23 [INFO] [stderr] Compiling smallvec v1.4.1 [INFO] [stderr] Compiling nix v0.17.0 [INFO] [stderr] Compiling safemem v0.3.3 [INFO] [stderr] Compiling nodrop v0.1.14 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling thin-slice v0.1.1 [INFO] [stderr] Compiling arc-swap v0.4.7 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling ego-tree v0.6.2 [INFO] [stderr] Compiling route-recognizer v0.2.0 [INFO] [stderr] Compiling urlencoding v1.1.1 [INFO] [stderr] Compiling tracing-core v0.1.11 [INFO] [stderr] Compiling futures-task v0.3.5 [INFO] [stderr] Compiling futures-channel v0.3.5 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling hashbrown v0.8.1 [INFO] [stderr] Compiling indexmap v1.5.0 [INFO] [stderr] Compiling simple-mutex v1.1.5 [INFO] [stderr] Compiling generic-array v0.14.3 [INFO] [stderr] Compiling standback v0.2.9 [INFO] [stderr] Compiling error-chain v0.12.2 [INFO] [stderr] Compiling time v0.2.16 [INFO] [stderr] Compiling cookie v0.14.2 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling phf_shared v0.8.0 [INFO] [stderr] Compiling unicode-normalization v0.1.13 [INFO] [stderr] Compiling foreign-types v0.3.2 [INFO] [stderr] Compiling dtoa-short v0.3.2 [INFO] [stderr] Compiling http v0.2.1 [INFO] [stderr] Compiling input_buffer v0.3.1 [INFO] [stderr] Compiling block-padding v0.1.5 [INFO] [stderr] Compiling miniz_oxide v0.4.0 [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] Compiling futf v0.1.4 [INFO] [stderr] Compiling servo_arc v0.1.1 [INFO] [stderr] Compiling getopts v0.2.21 [INFO] [stderr] Compiling async-dup v1.2.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.34 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling signal-hook-registry v1.2.0 [INFO] [stderr] Compiling inotify-sys v0.1.3 [INFO] [stderr] Compiling timerfd v1.1.1 [INFO] [stderr] Compiling twoway v0.1.8 [INFO] [stderr] Compiling buf_redux v0.8.4 [INFO] [stderr] Compiling tendril v0.4.1 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling fxhash v0.2.1 [INFO] [stderr] Compiling kv-log-macro v1.0.7 [INFO] [stderr] Compiling tracing v0.1.17 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling logtest v2.0.0 [INFO] [stderr] Compiling idna v0.2.0 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling blocking v0.4.7 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling inotify v0.8.3 [INFO] [stderr] Compiling signal-hook v0.1.16 [INFO] [stderr] Compiling addr2line v0.13.0 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling mime v0.2.6 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling http-body v0.3.1 [INFO] [stderr] Compiling headers-core v0.2.0 [INFO] [stderr] Compiling async-net v0.1.1 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling url v2.1.1 [INFO] [stderr] Compiling universal-hash v0.4.0 [INFO] [stderr] Compiling block-cipher v0.7.1 [INFO] [stderr] Compiling digest v0.9.0 [INFO] [stderr] Compiling crypto-mac v0.8.0 [INFO] [stderr] Compiling block-buffer v0.9.0 [INFO] [stderr] Compiling aead v0.3.2 [INFO] [stderr] Compiling backtrace v0.3.50 [INFO] [stderr] Compiling byte-pool v0.2.1 [INFO] [stderr] Compiling tokio v0.2.22 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling sha-1 v0.8.2 [INFO] [stderr] Compiling phf v0.7.24 [INFO] [stderr] Compiling polyval v0.4.0 [INFO] [stderr] Compiling aes-soft v0.4.0 [INFO] [stderr] Compiling hmac v0.8.1 [INFO] [stderr] Compiling sha2 v0.9.1 [INFO] [stderr] Compiling headers v0.3.2 [INFO] [stderr] Compiling ghash v0.3.0 [INFO] [stderr] Compiling hkdf v0.9.0 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling aes v0.4.0 [INFO] [stderr] Compiling aes-gcm v0.6.0 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling mime_guess v1.8.8 [INFO] [stderr] Compiling phf_generator v0.8.0 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling tungstenite v0.10.1 [INFO] [stderr] Compiling phf_codegen v0.8.0 [INFO] [stderr] Compiling string_cache_codegen v0.5.1 [INFO] [stderr] Compiling selectors v0.22.0 [INFO] [stderr] Compiling multipart v0.16.1 [INFO] [stderr] Compiling ctrlc v3.1.5 [INFO] [stderr] Compiling tungstenite v0.11.0 [INFO] [stderr] Compiling tokio-util v0.3.1 [INFO] [stderr] Compiling tokio-tls v0.3.1 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.65 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.65 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling time-macros-impl v0.1.1 [INFO] [stderr] Compiling phf_macros v0.8.0 [INFO] [stderr] Compiling thiserror-impl v1.0.20 [INFO] [stderr] Compiling cssparser v0.27.2 [INFO] [stderr] Compiling cssparser-macros v0.6.0 [INFO] [stderr] Compiling html5ever v0.25.1 [INFO] [stderr] Compiling derive_more v0.99.9 [INFO] [stderr] Compiling async-trait v0.1.36 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.65 [INFO] [stderr] Compiling time-macros v0.1.0 [INFO] [stderr] Compiling phf v0.8.0 [INFO] [stderr] Compiling thiserror v1.0.20 [INFO] [stderr] Compiling pin-project v0.4.22 [INFO] [stderr] Compiling futures-util v0.3.5 [INFO] [stderr] Compiling tracing-futures v0.2.4 [INFO] [stderr] Compiling smol v0.1.18 [INFO] [stderr] Compiling futures-executor v0.3.5 [INFO] [stderr] Compiling h2 v0.2.6 [INFO] [stderr] Compiling futures v0.3.5 [INFO] [stderr] Compiling tokio-tungstenite v0.10.1 [INFO] [stderr] Compiling serde_urlencoded v0.6.1 [INFO] [stderr] Compiling serde_qs v0.6.1 [INFO] [stderr] Compiling string_cache v0.8.0 [INFO] [stderr] Compiling femme v2.1.0 [INFO] [stderr] Compiling markup5ever v0.10.0 [INFO] [stderr] Compiling js-sys v0.3.42 [INFO] [stderr] Compiling hyper v0.13.7 [INFO] [stderr] Compiling web-sys v0.3.42 [INFO] [stderr] Compiling scraper v0.12.0 [INFO] [stderr] Compiling hyper-tls v0.4.3 [INFO] [stderr] Compiling warp v0.2.4 [INFO] [stderr] Compiling reqwest v0.10.6 [INFO] [stderr] Compiling gloo-timers v0.2.1 [INFO] [stderr] Compiling futures-timer v3.0.2 [INFO] [stderr] Compiling async-std v1.6.2 [INFO] [stderr] Compiling http-types v2.3.0 [INFO] [stderr] Compiling async-native-tls v0.3.3 [INFO] [stderr] Compiling async-tungstenite v0.7.1 [INFO] [stderr] Compiling async-h1 v2.1.0 [INFO] [stderr] Compiling async-sse v4.0.0 [INFO] [stderr] Compiling http-client v3.0.0 [INFO] [stderr] Compiling tide v0.12.0 [INFO] [stderr] Compiling surf v2.0.0-alpha.4 [INFO] [stderr] Compiling smol v0.3.3 (/opt/rustwide/workdir) [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `tokio` [INFO] [stdout] --> examples/hyper-server.rs:140:6 [INFO] [stdout] | [INFO] [stdout] 140 | impl tokio::io::AsyncRead for SmolStream { [INFO] [stdout] | ^^^^^ use of undeclared type or module `tokio` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `tokio` [INFO] [stdout] --> examples/hyper-server.rs:159:6 [INFO] [stdout] | [INFO] [stdout] 159 | impl tokio::io::AsyncWrite for SmolStream { [INFO] [stdout] | ^^^^^ use of undeclared type or module `tokio` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] [INFO] [stderr] error: could not compile `smol`. [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] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `tokio` [INFO] [stdout] --> examples/hyper-client.rs:125:6 [INFO] [stdout] | [INFO] [stdout] 125 | impl tokio::io::AsyncRead for SmolStream { [INFO] [stdout] | ^^^^^ use of undeclared type or module `tokio` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `tokio` [INFO] [stdout] --> examples/hyper-client.rs:138:6 [INFO] [stdout] | [INFO] [stdout] 138 | impl tokio::io::AsyncWrite for SmolStream { [INFO] [stdout] | ^^^^^ use of undeclared type or module `tokio` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `tokio` [INFO] [stdout] --> examples/other-runtimes.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | tokio::time::delay_for(Duration::from_secs(1)).await; [INFO] [stdout] | ^^^^^ use of undeclared type or module `tokio` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit code: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/examples/web_crawler-f0655c50ce9bc946.web_crawler.b5z6ckbn-cgu.0.rcgu.o" "/opt/rustwide/target/debug/examples/web_crawler-f0655c50ce9bc946.web_crawler.b5z6ckbn-cgu.1.rcgu.o" "/opt/rustwide/target/debug/examples/web_crawler-f0655c50ce9bc946.web_crawler.b5z6ckbn-cgu.10.rcgu.o" "/opt/rustwide/target/debug/examples/web_crawler-f0655c50ce9bc946.web_crawler.b5z6ckbn-cgu.11.rcgu.o" "/opt/rustwide/target/debug/examples/web_crawler-f0655c50ce9bc946.web_crawler.b5z6ckbn-cgu.12.rcgu.o" "/opt/rustwide/target/debug/examples/web_crawler-f0655c50ce9bc946.web_crawler.b5z6ckbn-cgu.13.rcgu.o" "/opt/rustwide/target/debug/examples/web_crawler-f0655c50ce9bc946.web_crawler.b5z6ckbn-cgu.14.rcgu.o" "/opt/rustwide/target/debug/examples/web_crawler-f0655c50ce9bc946.web_crawler.b5z6ckbn-cgu.15.rcgu.o" "/opt/rustwide/target/debug/examples/web_crawler-f0655c50ce9bc946.web_crawler.b5z6ckbn-cgu.2.rcgu.o" "/opt/rustwide/target/debug/examples/web_crawler-f0655c50ce9bc946.web_crawler.b5z6ckbn-cgu.3.rcgu.o" "/opt/rustwide/target/debug/examples/web_crawler-f0655c50ce9bc946.web_crawler.b5z6ckbn-cgu.4.rcgu.o" "/opt/rustwide/target/debug/examples/web_crawler-f0655c50ce9bc946.web_crawler.b5z6ckbn-cgu.5.rcgu.o" "/opt/rustwide/target/debug/examples/web_crawler-f0655c50ce9bc946.web_crawler.b5z6ckbn-cgu.6.rcgu.o" "/opt/rustwide/target/debug/examples/web_crawler-f0655c50ce9bc946.web_crawler.b5z6ckbn-cgu.7.rcgu.o" "/opt/rustwide/target/debug/examples/web_crawler-f0655c50ce9bc946.web_crawler.b5z6ckbn-cgu.8.rcgu.o" "/opt/rustwide/target/debug/examples/web_crawler-f0655c50ce9bc946.web_crawler.b5z6ckbn-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/examples/web_crawler-f0655c50ce9bc946" "/opt/rustwide/target/debug/examples/web_crawler-f0655c50ce9bc946.mqkybaqrymk5uv4.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libsurf-d2355ca86b603625.rlib" "/opt/rustwide/target/debug/deps/libmime_guess-5e6501facbeb62da.rlib" "/opt/rustwide/target/debug/deps/libunicase-765df75abf9c3e84.rlib" "/opt/rustwide/target/debug/deps/libmime-138f25a24701871c.rlib" "/opt/rustwide/target/debug/deps/libhttp_client-11704b673562d659.rlib" "/opt/rustwide/target/debug/deps/libasync_native_tls-3b1739912486faba.rlib" "/opt/rustwide/target/debug/deps/libthiserror-c47fe76dccb2d18f.rlib" "/opt/rustwide/target/debug/deps/libnative_tls-92fe873ac49a6da5.rlib" "/opt/rustwide/target/debug/deps/libopenssl_probe-bebe2698646f2b6d.rlib" "/opt/rustwide/target/debug/deps/libopenssl-c96b99b06dce49cc.rlib" "/opt/rustwide/target/debug/deps/libopenssl_sys-d140c165db326ab4.rlib" "/opt/rustwide/target/debug/deps/libforeign_types-cc016b41e658d4ca.rlib" "/opt/rustwide/target/debug/deps/libforeign_types_shared-9936252c37cb34b8.rlib" "/opt/rustwide/target/debug/deps/libasync_h1-96ae830ab5bdddeb.rlib" "/opt/rustwide/target/debug/deps/libhttparse-e0ff37260b32465b.rlib" "/opt/rustwide/target/debug/deps/libhttp_types-476df90b9b24ede5.rlib" "/opt/rustwide/target/debug/deps/libserde_qs-ed886e1498016a0c.rlib" "/opt/rustwide/target/debug/deps/libdata_encoding-24daa7af4b9b6cfb.rlib" "/opt/rustwide/target/debug/deps/liberror_chain-af868d0f9b253e5b.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-6cec47c2bcd756fa.rlib" "/opt/rustwide/target/debug/deps/libminiz_oxide-69cdc2aa15946ae1.rlib" "/opt/rustwide/target/debug/deps/libadler-6534ef6b4a32ceaa.rlib" "/opt/rustwide/target/debug/deps/libobject-61c1b52dff51b80f.rlib" "/opt/rustwide/target/debug/deps/libaddr2line-33849983d352f01b.rlib" "/opt/rustwide/target/debug/deps/libgimli-926fe8e4c4fa9fdb.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-becdbf8f7e05c013.rlib" "/opt/rustwide/target/debug/deps/libserde_urlencoded-3370ff3d77415c2d.rlib" "/opt/rustwide/target/debug/deps/libserde_json-49dfae1eac283aab.rlib" "/opt/rustwide/target/debug/deps/libryu-f59829dd55cb0771.rlib" "/opt/rustwide/target/debug/deps/libinfer-3f084719a6d20efc.rlib" "/opt/rustwide/target/debug/deps/liburl-1e125e71662cb3e8.rlib" "/opt/rustwide/target/debug/deps/libidna-91cda09b5220e07b.rlib" "/opt/rustwide/target/debug/deps/libunicode_normalization-5396cea98cf3fbab.rlib" "/opt/rustwide/target/debug/deps/libtinyvec-0ac8f90e9b502e48.rlib" "/opt/rustwide/target/debug/deps/libunicode_bidi-378825f0a341ccf9.rlib" "/opt/rustwide/target/debug/deps/libcookie-b33ef6759078a934.rlib" "/opt/rustwide/target/debug/deps/libhkdf-7b1e2192c6693181.rlib" "/opt/rustwide/target/debug/deps/libhmac-e874ced84dc05706.rlib" "/opt/rustwide/target/debug/deps/libcrypto_mac-c6c35bc9d7daeae8.rlib" "/opt/rustwide/target/debug/deps/libsha2-4ed20f38e01a55a9.rlib" "/opt/rustwide/target/debug/deps/libcpuid_bool-be1607f47c420398.rlib" "/opt/rustwide/target/debug/deps/libopaque_debug-f00ae35084fcdf45.rlib" "/opt/rustwide/target/debug/deps/libdigest-1e3f1224de8809c7.rlib" "/opt/rustwide/target/debug/deps/libblock_buffer-da057d3cec4c8066.rlib" "/opt/rustwide/target/debug/deps/libaes_gcm-3c0b4dab7a535481.rlib" "/opt/rustwide/target/debug/deps/libghash-b7391760bcfc6af5.rlib" "/opt/rustwide/target/debug/deps/libpolyval-1e05ab760f25f7ce.rlib" "/opt/rustwide/target/debug/deps/libuniversal_hash-374aa94e689dc300.rlib" "/opt/rustwide/target/debug/deps/libsubtle-ca5f0e0850fe2493.rlib" "/opt/rustwide/target/debug/deps/libaes-bbb1232be20f1740.rlib" "/opt/rustwide/target/debug/deps/libaes_soft-ff9e2e85c5fd14ea.rlib" "/opt/rustwide/target/debug/deps/libopaque_debug-eae86a66c41cd733.rlib" "/opt/rustwide/target/debug/deps/libaead-f354cff761732310.rlib" "/opt/rustwide/target/debug/deps/libblock_cipher-7619adc5caada6a8.rlib" "/opt/rustwide/target/debug/deps/libgeneric_array-a90437bf0114ef90.rlib" "/opt/rustwide/target/debug/deps/libtypenum-913a68e739eab4ae.rlib" "/opt/rustwide/target/debug/deps/libbase64-34eb0057bc6b8526.rlib" "/opt/rustwide/target/debug/deps/librand-c7b4013a5b34580f.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-4a34cf448246b108.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-0e6abab79f54f39b.rlib" "/opt/rustwide/target/debug/deps/libppv_lite86-170c4fd0b2d212af.rlib" "/opt/rustwide/target/debug/deps/librand_core-6ccbd3f776d1d743.rlib" "/opt/rustwide/target/debug/deps/libgetrandom-a7e46536ab91a8d1.rlib" "/opt/rustwide/target/debug/deps/libtime-7d68b448a40831a4.rlib" "/opt/rustwide/target/debug/deps/libstandback-6efd8b6d8c967d67.rlib" "/opt/rustwide/target/debug/deps/libtime_macros-59a46d56f70939b2.rlib" "/opt/rustwide/target/debug/deps/libpercent_encoding-52a6b1f15fa5dd80.rlib" "/opt/rustwide/target/debug/deps/libbyte_pool-9a233458f28760a8.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_queue-670378d1dd2e0065.rlib" "/opt/rustwide/target/debug/deps/libmaybe_uninit-5af35797bdba708c.rlib" "/opt/rustwide/target/debug/deps/libasync_std-2be68cfb46e1494f.rlib" "/opt/rustwide/target/debug/deps/libsmol-61f1829f1bf295fd.rlib" "/opt/rustwide/target/debug/deps/libblocking-87610ff7ddd04405.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-60e677f79172690c.rlib" "/opt/rustwide/target/debug/deps/libkv_log_macro-b7c07ff460f36679.rlib" "/opt/rustwide/target/debug/deps/libfutures-aa0870b11398def8.rlib" "/opt/rustwide/target/debug/deps/libfutures_executor-86110eb37d3642e2.rlib" "/opt/rustwide/target/debug/deps/libfutures_util-cb8e020f0aaafd47.rlib" "/opt/rustwide/target/debug/deps/libproc_macro_nested-58339308263095b3.rlib" "/opt/rustwide/target/debug/deps/libtokio_io-a7a8d2ba945f9516.rlib" "/opt/rustwide/target/debug/deps/libbytes-53120578f69bc9ff.rlib" "/opt/rustwide/target/debug/deps/libiovec-6a72ccd5a1111b63.rlib" "/opt/rustwide/target/debug/deps/libfutures-8d5b1305e81659b8.rlib" "/opt/rustwide/target/debug/deps/libslab-e0e9bebbbea2c5c2.rlib" "/opt/rustwide/target/debug/deps/libfutures_channel-f7c6ec719eac40f1.rlib" "/opt/rustwide/target/debug/deps/libpin_project-9f582e6b904a9581.rlib" "/opt/rustwide/target/debug/deps/libfutures_sink-73997e62ca70c136.rlib" "/opt/rustwide/target/debug/deps/libfutures_task-eaa27b672c379396.rlib" "/opt/rustwide/target/debug/deps/libpin_utils-53345e30bb44cd86.rlib" "/opt/rustwide/target/debug/deps/libsmol-e098a5f573a69d21.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-6bc0a4ab9f69df5a.rlib" "/opt/rustwide/target/debug/deps/libblocking-4937d0e46ddd7156.rlib" "/opt/rustwide/target/debug/deps/libatomic_waker-340aa7d7e0319241.rlib" "/opt/rustwide/target/debug/deps/libeasy_parallel-85d3ab869cabbf44.rlib" "/opt/rustwide/target/debug/deps/libasync_executor-805ea9d1fb2ae428.rlib" "/opt/rustwide/target/debug/deps/libmultitask-ff6a7c5be1f2009c.rlib" "/opt/rustwide/target/debug/deps/libasync_task-86bf1a8f97023559.rlib" "/opt/rustwide/target/debug/deps/libasync_io-92a60abeeacade0d.rlib" "/opt/rustwide/target/debug/deps/libvec_arena-3604715472b30201.rlib" "/opt/rustwide/target/debug/deps/libonce_cell-380fa5185422dcd6.rlib" "/opt/rustwide/target/debug/deps/libsocket2-d0a9a608e5238a3e.rlib" "/opt/rustwide/target/debug/deps/liblibc-f12d63671377f075.rlib" "/opt/rustwide/target/debug/deps/libscoped_tls-35862613972434ea.rlib" "/opt/rustwide/target/debug/deps/libfutures_lite-f5cdef6e2b14092e.rlib" "/opt/rustwide/target/debug/deps/libmemchr-8df1994bb164e7a2.rlib" "/opt/rustwide/target/debug/deps/libfastrand-3733fa121b77f7ea.rlib" "/opt/rustwide/target/debug/deps/libwaker_fn-a3bf6c098268ac69.rlib" "/opt/rustwide/target/debug/deps/libpin_project_lite-9b1125350f00b04f.rlib" "/opt/rustwide/target/debug/deps/libparking-237f878fe0b3f87f.rlib" "/opt/rustwide/target/debug/deps/libfutures_io-cde5d1c7c468dd48.rlib" "/opt/rustwide/target/debug/deps/libscraper-7806051a9e988338.rlib" "/opt/rustwide/target/debug/deps/libselectors-f40fc0b5769eec9e.rlib" "/opt/rustwide/target/debug/deps/libthin_slice-651b099538fc5d96.rlib" "/opt/rustwide/target/debug/deps/libservo_arc-65849354e109dd97.rlib" "/opt/rustwide/target/debug/deps/libstable_deref_trait-64cd062cee9f3c95.rlib" "/opt/rustwide/target/debug/deps/libnodrop-1b17eb7fde862582.rlib" "/opt/rustwide/target/debug/deps/libfxhash-bc35a5da7240a59b.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-f7f925fcf7e16859.rlib" "/opt/rustwide/target/debug/deps/libcssparser-78e2408b708f1d7d.rlib" "/opt/rustwide/target/debug/deps/libitoa-2e05c866ee66a047.rlib" "/opt/rustwide/target/debug/deps/libdtoa_short-e2a332e4ae6faf4a.rlib" "/opt/rustwide/target/debug/deps/libdtoa-117aa35b5fc2b201.rlib" "/opt/rustwide/target/debug/deps/libsmallvec-d0f08b689d388bfb.rlib" "/opt/rustwide/target/debug/deps/libbitflags-ef3b499484556621.rlib" "/opt/rustwide/target/debug/deps/libego_tree-db9553ffc0903731.rlib" "/opt/rustwide/target/debug/deps/libmatches-bbcc1f6f6a0b4874.rlib" "/opt/rustwide/target/debug/deps/libhtml5ever-939aed9c9ee07b37.rlib" "/opt/rustwide/target/debug/deps/liblog-ed700cb7ca7951cf.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-727e218cbe4629d5.rlib" "/opt/rustwide/target/debug/deps/libmarkup5ever-3fde89fdfdae475c.rlib" "/opt/rustwide/target/debug/deps/libstring_cache-65959937e87a3ee5.rlib" "/opt/rustwide/target/debug/deps/libprecomputed_hash-86848d3a15cf78a9.rlib" "/opt/rustwide/target/debug/deps/libserde-f63e2875b8f254f8.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-03dc560a77c5aa3e.rlib" "/opt/rustwide/target/debug/deps/libphf-d523e45b51c57979.rlib" "/opt/rustwide/target/debug/deps/libphf_shared-9a06ca0df95042cb.rlib" "/opt/rustwide/target/debug/deps/libsiphasher-ce1fec0ca78bc200.rlib" "/opt/rustwide/target/debug/deps/libtendril-137fcd8f1a28d2f4.rlib" "/opt/rustwide/target/debug/deps/libutf8-02936ace32861532.rlib" "/opt/rustwide/target/debug/deps/libfutf-c0fe70e7dc1b0004.rlib" "/opt/rustwide/target/debug/deps/libdebug_unreachable-7c0612213ced2478.rlib" "/opt/rustwide/target/debug/deps/libmac-85b87f06e14b69de.rlib" "/opt/rustwide/target/debug/deps/libasync_channel-409b327b1a3262d9.rlib" "/opt/rustwide/target/debug/deps/libfutures_core-3847b1d963e5b5d3.rlib" "/opt/rustwide/target/debug/deps/libevent_listener-603408fa82e97b11.rlib" "/opt/rustwide/target/debug/deps/libconcurrent_queue-30e0c060cfd95ccd.rlib" "/opt/rustwide/target/debug/deps/libcache_padded-f4efd4a6bb8b4f4a.rlib" "/opt/rustwide/target/debug/deps/libanyhow-95971e4a85600481.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-d66e0ceb8eaec9b8.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-9717ec0599b569a0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-04369de9ba916647.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-997d622c2e4dbe5c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-0359c4288a5ef89f.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-1b25ede22d698ab3.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-37940b486a68e488.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-06b77c27e794c7c6.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-4d07e02a8df36da1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-fb29e0695c0a0f79.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-e16188b4cf97e8bb.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-5eb391c8dabdee77.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-b0689b528b222bee.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-ed072ac495e62e7a.rlib" "-Wl,-Bdynamic" "-lssl" "-lcrypto" "-lutil" "-ldl" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil" [INFO] [stdout] = note: collect2: fatal error: ld terminated with signal 9 [Killed] [INFO] [stdout] compilation terminated. [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "f593f9ddbf9f0a417c741fb555bc67abb7e4170dea553b509af188d9a6701b2a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f593f9ddbf9f0a417c741fb555bc67abb7e4170dea553b509af188d9a6701b2a", kill_on_drop: false }` [INFO] [stdout] f593f9ddbf9f0a417c741fb555bc67abb7e4170dea553b509af188d9a6701b2a