[INFO] fetching crate event-stream 0.1.1... [INFO] checking event-stream-0.1.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate event-stream 0.1.1 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate event-stream 0.1.1 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate event-stream 0.1.1 [INFO] finished tweaking crates.io crate event-stream 0.1.1 [INFO] tweaked toml for crates.io crate event-stream 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate crates.io crate event-stream 0.1.1 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded unreachable v1.0.0 [INFO] [stderr] Downloaded libc v0.2.47 [INFO] [stderr] Downloaded cfg-if v0.1.6 [INFO] [stderr] Downloaded crossbeam-utils v0.6.3 [INFO] [stderr] Downloaded stable_deref_trait v1.1.1 [INFO] [stderr] Downloaded owning_ref v0.4.0 [INFO] [stderr] Downloaded scopeguard v0.3.3 [INFO] [stderr] Downloaded lock_api v0.1.5 [INFO] [stderr] Downloaded parking_lot_core v0.4.0 [INFO] [stderr] Downloaded parking_lot v0.7.1 [INFO] [stderr] Downloaded autocfg v0.1.2 [INFO] [stderr] Downloaded rand_core v0.3.0 [INFO] [stderr] Downloaded crossbeam-channel v0.3.6 [INFO] [stderr] Downloaded rand_os v0.1.1 [INFO] [stderr] Downloaded rand_pcg v0.1.1 [INFO] [stderr] Downloaded rand v0.6.4 [INFO] [stderr] Downloaded smallvec v0.6.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 80d849ffdef7efdf5d115fbb589c0dffb7682b25979ada5a7c3aa1d67b5ffb11 [INFO] running `Command { std: "docker" "start" "-a" "80d849ffdef7efdf5d115fbb589c0dffb7682b25979ada5a7c3aa1d67b5ffb11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "80d849ffdef7efdf5d115fbb589c0dffb7682b25979ada5a7c3aa1d67b5ffb11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "80d849ffdef7efdf5d115fbb589c0dffb7682b25979ada5a7c3aa1d67b5ffb11", kill_on_drop: false }` [INFO] [stdout] 80d849ffdef7efdf5d115fbb589c0dffb7682b25979ada5a7c3aa1d67b5ffb11 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 941636d51eb3cab426c1554b3e82652bf6eae514923d417604ae81235c0216d8 [INFO] running `Command { std: "docker" "start" "-a" "941636d51eb3cab426c1554b3e82652bf6eae514923d417604ae81235c0216d8", kill_on_drop: false }` [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking rand_core v0.3.0 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling libc v0.2.47 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Checking crossbeam-utils v0.6.3 [INFO] [stderr] Checking owning_ref v0.4.0 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking smallvec v0.6.7 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.4 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Checking rand_os v0.1.1 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking crossbeam-channel v0.3.6 [INFO] [stderr] Checking event-stream v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/simple.rs:10:11 [INFO] [stdout] | [INFO] [stdout] 10 | Hello(String), [INFO] [stdout] | ----- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 10 | Hello(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.57s [INFO] running `Command { std: "docker" "inspect" "941636d51eb3cab426c1554b3e82652bf6eae514923d417604ae81235c0216d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "941636d51eb3cab426c1554b3e82652bf6eae514923d417604ae81235c0216d8", kill_on_drop: false }` [INFO] [stdout] 941636d51eb3cab426c1554b3e82652bf6eae514923d417604ae81235c0216d8 [INFO] checking event-stream-0.1.1 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate event-stream 0.1.1 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate event-stream 0.1.1 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate event-stream 0.1.1 [INFO] finished tweaking crates.io crate event-stream 0.1.1 [INFO] tweaked toml for crates.io crate event-stream 0.1.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate crates.io crate event-stream 0.1.1 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2607637e9aa216dbba41d8390e0cac07a41dc474224ffe6fa03096d1c5ea0c08 [INFO] running `Command { std: "docker" "start" "-a" "2607637e9aa216dbba41d8390e0cac07a41dc474224ffe6fa03096d1c5ea0c08", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2607637e9aa216dbba41d8390e0cac07a41dc474224ffe6fa03096d1c5ea0c08", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2607637e9aa216dbba41d8390e0cac07a41dc474224ffe6fa03096d1c5ea0c08", kill_on_drop: false }` [INFO] [stdout] 2607637e9aa216dbba41d8390e0cac07a41dc474224ffe6fa03096d1c5ea0c08 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] efe4408289c36f43fdc49c571bfae7bdfa1e3dfa6b8b9a5c541d41bbd600c996 [INFO] running `Command { std: "docker" "start" "-a" "efe4408289c36f43fdc49c571bfae7bdfa1e3dfa6b8b9a5c541d41bbd600c996", kill_on_drop: false }` [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking rand_core v0.3.0 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling libc v0.2.47 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Checking crossbeam-utils v0.6.3 [INFO] [stderr] Checking owning_ref v0.4.0 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking smallvec v0.6.7 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.4 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Checking rand_os v0.1.1 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking crossbeam-channel v0.3.6 [INFO] [stderr] Checking event-stream v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] error[E0283]: type annotations needed for `JoinHandle` [INFO] [stdout] --> src/lib.rs:70:17 [INFO] [stdout] | [INFO] [stdout] 70 | let h = thread::spawn(move || loop { [INFO] [stdout] | _________________^___- [INFO] [stdout] 71 | | select! { [INFO] [stdout] 72 | | recv(rx_thread_c) -> msg => { [INFO] [stdout] 73 | | for listener in listeners_c.iter() { [INFO] [stdout] ... | [INFO] [stdout] 79 | | } [INFO] [stdout] 80 | | }); [INFO] [stdout] | |______________- type must be known at this point [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Send` [INFO] [stdout] note: required by a bound in `spawn` [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/thread/mod.rs:672:1 [INFO] [stdout] help: consider giving `h` an explicit type, where the type for type parameter `T` is specified [INFO] [stdout] | [INFO] [stdout] 70 | let h: JoinHandle = thread::spawn(move || loop { [INFO] [stdout] | +++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed for `JoinHandle` [INFO] [stdout] --> src/lib.rs:70:17 [INFO] [stdout] | [INFO] [stdout] 70 | let h = thread::spawn(move || loop { [INFO] [stdout] | _________________^___- [INFO] [stdout] 71 | | select! { [INFO] [stdout] 72 | | recv(rx_thread_c) -> msg => { [INFO] [stdout] 73 | | for listener in listeners_c.iter() { [INFO] [stdout] ... | [INFO] [stdout] 79 | | } [INFO] [stdout] 80 | | }); [INFO] [stdout] | |______________- type must be known at this point [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Send` [INFO] [stdout] note: required by a bound in `spawn` [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/thread/mod.rs:672:1 [INFO] [stdout] help: consider giving `h` an explicit type, where the type for type parameter `T` is specified [INFO] [stdout] | [INFO] [stdout] 70 | let h: JoinHandle = thread::spawn(move || loop { [INFO] [stdout] | +++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stderr] error: could not compile `event-stream` (lib test) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `event-stream` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "efe4408289c36f43fdc49c571bfae7bdfa1e3dfa6b8b9a5c541d41bbd600c996", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "efe4408289c36f43fdc49c571bfae7bdfa1e3dfa6b8b9a5c541d41bbd600c996", kill_on_drop: false }` [INFO] [stdout] efe4408289c36f43fdc49c571bfae7bdfa1e3dfa6b8b9a5c541d41bbd600c996