[INFO] fetching crate velvet-core 0.4.2... [INFO] checking velvet-core-0.4.2 against try#94382f34384023f3d2062a34ccf0bb6b4d44a75a for mutual-coercion [INFO] extracting crate velvet-core 0.4.2 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate velvet-core 0.4.2 [INFO] finished tweaking crates.io crate velvet-core 0.4.2 [INFO] tweaked toml for crates.io crate velvet-core 0.4.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate velvet-core 0.4.2 on toolchain 94382f34384023f3d2062a34ccf0bb6b4d44a75a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94382f34384023f3d2062a34ccf0bb6b4d44a75a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94382f34384023f3d2062a34ccf0bb6b4d44a75a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 89 packages to latest compatible versions [INFO] [stderr] Adding approx v0.4.0 (available: v0.5.1) [INFO] [stderr] Adding hdf5 v0.7.1 (available: v0.8.1) [INFO] [stderr] Adding hdf5-sys v0.7.1 (available: v0.8.1) [INFO] [stderr] Adding nalgebra v0.23.2 (available: v0.34.1) [INFO] [stderr] Adding pretty_env_logger v0.4.0 (available: v0.5.0) [INFO] [stderr] Adding rand v0.7.3 (available: v0.9.2) [INFO] [stderr] Adding rand_distr v0.3.0 (available: v0.5.1) [INFO] [stderr] Adding strum v0.20.0 (available: v0.27.2) [INFO] [stderr] Adding strum_macros v0.20.1 (available: v0.27.2) [INFO] [stderr] Adding typetag v0.1.8 (available: v0.2.21) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94382f34384023f3d2062a34ccf0bb6b4d44a75a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+94382f34384023f3d2062a34ccf0bb6b4d44a75a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c8e707882decc2bec5dc80dfc8e69428539029b0b0d24a4597c361d614649bde [INFO] running `Command { std: "docker" "start" "-a" "c8e707882decc2bec5dc80dfc8e69428539029b0b0d24a4597c361d614649bde", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c8e707882decc2bec5dc80dfc8e69428539029b0b0d24a4597c361d614649bde", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8e707882decc2bec5dc80dfc8e69428539029b0b0d24a4597c361d614649bde", kill_on_drop: false }` [INFO] [stdout] c8e707882decc2bec5dc80dfc8e69428539029b0b0d24a4597c361d614649bde [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+94382f34384023f3d2062a34ccf0bb6b4d44a75a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 819a6ec1ba7a645d8607cab4e80df4845af200e58c456b16d49a95202e8f1baf [INFO] running `Command { std: "docker" "start" "-a" "819a6ec1ba7a645d8607cab4e80df4845af200e58c456b16d49a95202e8f1baf", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.105 [INFO] [stderr] Compiling unicode-ident v1.0.22 [INFO] [stderr] Compiling quote v1.0.43 [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Compiling libc v0.2.180 [INFO] [stderr] Compiling libm v0.2.15 [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling zerocopy v0.8.33 [INFO] [stderr] Checking cfg-if v1.0.4 [INFO] [stderr] Checking memchr v2.7.6 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Checking regex-syntax v0.8.8 [INFO] [stderr] Compiling paste v1.0.15 [INFO] [stderr] Compiling typenum v1.19.0 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Compiling generic-array v0.14.9 [INFO] [stderr] Checking log v0.4.29 [INFO] [stderr] Compiling unicode-segmentation v1.12.0 [INFO] [stderr] Checking matrixmultiply v0.2.4 [INFO] [stderr] Checking once_cell v1.21.3 [INFO] [stderr] Checking strum v0.20.0 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Checking aho-corasick v1.1.4 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling syn v2.0.114 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking regex-automata v0.4.13 [INFO] [stderr] Checking approx v0.4.0 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking rand_distr v0.3.0 [INFO] [stderr] Checking regex v1.12.2 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking pretty_env_logger v0.4.0 [INFO] [stderr] Compiling ctor v0.1.26 [INFO] [stderr] Compiling typetag-impl v0.1.8 [INFO] [stderr] Compiling strum_macros v0.20.1 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling ghost v0.1.20 [INFO] [stderr] Checking inventory v0.2.3 [INFO] [stderr] Checking num-complex v0.3.1 [INFO] [stderr] Checking erased-serde v0.3.31 [INFO] [stderr] Checking simba v0.3.1 [INFO] [stderr] Checking typetag v0.1.8 [INFO] [stderr] Checking nalgebra v0.23.2 [INFO] [stderr] Checking velvet-core v0.4.2 (/opt/rustwide/workdir) [INFO] [stdout] error[E0308]: `?` operator has incompatible types [INFO] [stdout] --> src/integrators.rs:11:1 [INFO] [stdout] | [INFO] [stdout] 11 | #[typetag::serde(tag = "type")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `Integrator + Send + Sync`, found trait `Integrator` [INFO] [stdout] | [INFO] [stdout] = note: `?` operator cannot convert from `Box` to `Box` [INFO] [stdout] = note: expected struct `Box` [INFO] [stdout] found struct `Box` [INFO] [stdout] = note: this error originates in the attribute macro `typetag::serde` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `?` operator has incompatible types [INFO] [stdout] --> src/integrators.rs:11:1 [INFO] [stdout] | [INFO] [stdout] 11 | #[typetag::serde(tag = "type")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `Integrator + Send + Sync`, found trait `Integrator + Send` [INFO] [stdout] | [INFO] [stdout] = note: `?` operator cannot convert from `Box` to `Box` [INFO] [stdout] = note: expected struct `Box` [INFO] [stdout] found struct `Box` [INFO] [stdout] = note: this error originates in the attribute macro `typetag::serde` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `?` operator has incompatible types [INFO] [stdout] --> src/integrators.rs:11:1 [INFO] [stdout] | [INFO] [stdout] 11 | #[typetag::serde(tag = "type")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `Integrator + Send + Sync`, found trait `Integrator + Sync` [INFO] [stdout] | [INFO] [stdout] = note: `?` operator cannot convert from `Box` to `Box` [INFO] [stdout] = note: expected struct `Box` [INFO] [stdout] found struct `Box` [INFO] [stdout] = note: this error originates in the attribute macro `typetag::serde` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `?` operator has incompatible types [INFO] [stdout] --> src/potentials/mod.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | #[typetag::serde(tag = "type")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `Potential + Send + Sync`, found trait `Potential` [INFO] [stdout] | [INFO] [stdout] = note: `?` operator cannot convert from `Box` to `Box` [INFO] [stdout] = note: expected struct `Box` [INFO] [stdout] found struct `Box` [INFO] [stdout] = note: this error originates in the attribute macro `typetag::serde` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `?` operator has incompatible types [INFO] [stdout] --> src/potentials/mod.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | #[typetag::serde(tag = "type")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `Potential + Send + Sync`, found trait `Potential + Send` [INFO] [stdout] | [INFO] [stdout] = note: `?` operator cannot convert from `Box` to `Box` [INFO] [stdout] = note: expected struct `Box` [INFO] [stdout] found struct `Box` [INFO] [stdout] = note: this error originates in the attribute macro `typetag::serde` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `?` operator has incompatible types [INFO] [stdout] --> src/potentials/mod.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | #[typetag::serde(tag = "type")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `Potential + Send + Sync`, found trait `Potential + Sync` [INFO] [stdout] | [INFO] [stdout] = note: `?` operator cannot convert from `Box` to `Box` [INFO] [stdout] = note: expected struct `Box` [INFO] [stdout] found struct `Box` [INFO] [stdout] = note: this error originates in the attribute macro `typetag::serde` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `?` operator has incompatible types [INFO] [stdout] --> src/propagators.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | #[typetag::serde(tag = "type")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `Propagator + Send + Sync`, found trait `Propagator` [INFO] [stdout] | [INFO] [stdout] = note: `?` operator cannot convert from `Box` to `Box` [INFO] [stdout] = note: expected struct `Box` [INFO] [stdout] found struct `Box` [INFO] [stdout] = note: this error originates in the attribute macro `typetag::serde` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `?` operator has incompatible types [INFO] [stdout] --> src/propagators.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | #[typetag::serde(tag = "type")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `Propagator + Send + Sync`, found trait `Propagator + Send` [INFO] [stdout] | [INFO] [stdout] = note: `?` operator cannot convert from `Box` to `Box` [INFO] [stdout] = note: expected struct `Box` [INFO] [stdout] found struct `Box` [INFO] [stdout] = note: this error originates in the attribute macro `typetag::serde` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `?` operator has incompatible types [INFO] [stdout] --> src/propagators.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | #[typetag::serde(tag = "type")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `Propagator + Send + Sync`, found trait `Propagator + Sync` [INFO] [stdout] | [INFO] [stdout] = note: `?` operator cannot convert from `Box` to `Box` [INFO] [stdout] = note: expected struct `Box` [INFO] [stdout] found struct `Box` [INFO] [stdout] = note: this error originates in the attribute macro `typetag::serde` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `?` operator has incompatible types [INFO] [stdout] --> src/integrators.rs:11:1 [INFO] [stdout] | [INFO] [stdout] 11 | #[typetag::serde(tag = "type")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `Integrator + Send + Sync`, found trait `Integrator` [INFO] [stdout] | [INFO] [stdout] = note: `?` operator cannot convert from `Box` to `Box` [INFO] [stdout] = note: expected struct `Box` [INFO] [stdout] found struct `Box` [INFO] [stdout] = note: this error originates in the attribute macro `typetag::serde` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `?` operator has incompatible types [INFO] [stdout] --> src/integrators.rs:11:1 [INFO] [stdout] | [INFO] [stdout] 11 | #[typetag::serde(tag = "type")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `Integrator + Send + Sync`, found trait `Integrator + Send` [INFO] [stdout] | [INFO] [stdout] = note: `?` operator cannot convert from `Box` to `Box` [INFO] [stdout] = note: expected struct `Box` [INFO] [stdout] found struct `Box` [INFO] [stdout] = note: this error originates in the attribute macro `typetag::serde` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `?` operator has incompatible types [INFO] [stdout] --> src/integrators.rs:11:1 [INFO] [stdout] | [INFO] [stdout] 11 | #[typetag::serde(tag = "type")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `Integrator + Send + Sync`, found trait `Integrator + Sync` [INFO] [stdout] | [INFO] [stdout] = note: `?` operator cannot convert from `Box` to `Box` [INFO] [stdout] = note: expected struct `Box` [INFO] [stdout] found struct `Box` [INFO] [stdout] = note: this error originates in the attribute macro `typetag::serde` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `?` operator has incompatible types [INFO] [stdout] --> src/thermostats.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | #[typetag::serde(tag = "type")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `Thermostat + Send + Sync`, found trait `Thermostat` [INFO] [stdout] | [INFO] [stdout] = note: `?` operator cannot convert from `Box` to `Box` [INFO] [stdout] = note: expected struct `Box` [INFO] [stdout] found struct `Box` [INFO] [stdout] = note: this error originates in the attribute macro `typetag::serde` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `?` operator has incompatible types [INFO] [stdout] --> src/thermostats.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | #[typetag::serde(tag = "type")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `Thermostat + Send + Sync`, found trait `Thermostat + Send` [INFO] [stdout] | [INFO] [stdout] = note: `?` operator cannot convert from `Box` to `Box` [INFO] [stdout] = note: expected struct `Box` [INFO] [stdout] found struct `Box` [INFO] [stdout] = note: this error originates in the attribute macro `typetag::serde` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `?` operator has incompatible types [INFO] [stdout] --> src/thermostats.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | #[typetag::serde(tag = "type")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `Thermostat + Send + Sync`, found trait `Thermostat + Sync` [INFO] [stdout] | [INFO] [stdout] = note: `?` operator cannot convert from `Box` to `Box` [INFO] [stdout] = note: expected struct `Box` [INFO] [stdout] found struct `Box` [INFO] [stdout] = note: this error originates in the attribute macro `typetag::serde` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `?` operator has incompatible types [INFO] [stdout] --> src/potentials/mod.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | #[typetag::serde(tag = "type")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `Potential + Send + Sync`, found trait `Potential` [INFO] [stdout] | [INFO] [stdout] = note: `?` operator cannot convert from `Box` to `Box` [INFO] [stdout] = note: expected struct `Box` [INFO] [stdout] found struct `Box` [INFO] [stdout] = note: this error originates in the attribute macro `typetag::serde` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `?` operator has incompatible types [INFO] [stdout] --> src/potentials/mod.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | #[typetag::serde(tag = "type")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `Potential + Send + Sync`, found trait `Potential + Send` [INFO] [stdout] | [INFO] [stdout] = note: `?` operator cannot convert from `Box` to `Box` [INFO] [stdout] = note: expected struct `Box` [INFO] [stdout] found struct `Box` [INFO] [stdout] = note: this error originates in the attribute macro `typetag::serde` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `?` operator has incompatible types [INFO] [stdout] --> src/potentials/mod.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | #[typetag::serde(tag = "type")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `Potential + Send + Sync`, found trait `Potential + Sync` [INFO] [stdout] | [INFO] [stdout] = note: `?` operator cannot convert from `Box` to `Box` [INFO] [stdout] = note: expected struct `Box` [INFO] [stdout] found struct `Box` [INFO] [stdout] = note: this error originates in the attribute macro `typetag::serde` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `?` operator has incompatible types [INFO] [stdout] --> src/propagators.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | #[typetag::serde(tag = "type")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `Propagator + Send + Sync`, found trait `Propagator` [INFO] [stdout] | [INFO] [stdout] = note: `?` operator cannot convert from `Box` to `Box` [INFO] [stdout] = note: expected struct `Box` [INFO] [stdout] found struct `Box` [INFO] [stdout] = note: this error originates in the attribute macro `typetag::serde` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `?` operator has incompatible types [INFO] [stdout] --> src/propagators.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | #[typetag::serde(tag = "type")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `Propagator + Send + Sync`, found trait `Propagator + Send` [INFO] [stdout] | [INFO] [stdout] = note: `?` operator cannot convert from `Box` to `Box` [INFO] [stdout] = note: expected struct `Box` [INFO] [stdout] found struct `Box` [INFO] [stdout] = note: this error originates in the attribute macro `typetag::serde` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `?` operator has incompatible types [INFO] [stdout] --> src/propagators.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | #[typetag::serde(tag = "type")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `Propagator + Send + Sync`, found trait `Propagator + Sync` [INFO] [stdout] | [INFO] [stdout] = note: `?` operator cannot convert from `Box` to `Box` [INFO] [stdout] = note: expected struct `Box` [INFO] [stdout] found struct `Box` [INFO] [stdout] = note: this error originates in the attribute macro `typetag::serde` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `?` operator has incompatible types [INFO] [stdout] --> src/thermostats.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | #[typetag::serde(tag = "type")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `Thermostat + Send + Sync`, found trait `Thermostat` [INFO] [stdout] | [INFO] [stdout] = note: `?` operator cannot convert from `Box` to `Box` [INFO] [stdout] = note: expected struct `Box` [INFO] [stdout] found struct `Box` [INFO] [stdout] = note: this error originates in the attribute macro `typetag::serde` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `?` operator has incompatible types [INFO] [stdout] --> src/thermostats.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | #[typetag::serde(tag = "type")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `Thermostat + Send + Sync`, found trait `Thermostat + Send` [INFO] [stdout] | [INFO] [stdout] = note: `?` operator cannot convert from `Box` to `Box` [INFO] [stdout] = note: expected struct `Box` [INFO] [stdout] found struct `Box` [INFO] [stdout] = note: this error originates in the attribute macro `typetag::serde` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `?` operator has incompatible types [INFO] [stdout] --> src/thermostats.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | #[typetag::serde(tag = "type")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `Thermostat + Send + Sync`, found trait `Thermostat + Sync` [INFO] [stdout] | [INFO] [stdout] = note: `?` operator cannot convert from `Box` to `Box` [INFO] [stdout] = note: expected struct `Box` [INFO] [stdout] found struct `Box` [INFO] [stdout] = note: this error originates in the attribute macro `typetag::serde` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `velvet-core` (lib test) due to 12 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `velvet-core` (lib) due to 12 previous errors [INFO] running `Command { std: "docker" "inspect" "819a6ec1ba7a645d8607cab4e80df4845af200e58c456b16d49a95202e8f1baf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "819a6ec1ba7a645d8607cab4e80df4845af200e58c456b16d49a95202e8f1baf", kill_on_drop: false }` [INFO] [stdout] 819a6ec1ba7a645d8607cab4e80df4845af200e58c456b16d49a95202e8f1baf