[INFO] fetching crate wasm-mt-pool 0.1.2... [INFO] testing wasm-mt-pool-0.1.2 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1 [INFO] extracting crate wasm-mt-pool 0.1.2 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate wasm-mt-pool 0.1.2 [INFO] finished tweaking crates.io crate wasm-mt-pool 0.1.2 [INFO] tweaked toml for crates.io crate wasm-mt-pool 0.1.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate wasm-mt-pool 0.1.2 on toolchain caccb4d0368bd918ef6668af8e13834d07040417 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 72 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded erased-serde v0.3.31 [INFO] [stderr] Downloaded serde_traitobject v0.2.9 [INFO] [stderr] Downloaded procinfo v0.4.2 [INFO] [stderr] Downloaded palaver v0.2.8 [INFO] [stderr] Downloaded wasm-mt v0.1.3 [INFO] [stderr] Downloaded serde_closure_derive v0.3.3 [INFO] [stderr] Downloaded build_id v0.2.1 [INFO] [stderr] Downloaded metatype v0.2.2 [INFO] [stderr] Downloaded serde_closure v0.3.3 [INFO] [stderr] Downloaded nom v2.2.1 [INFO] [stderr] Downloaded nix v0.15.0 [INFO] [stderr] Downloaded relative v0.2.2 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e7895d00d2774db606152dd8721b2a8691122822d60388e279dc698c5d85b1b1 [INFO] running `Command { std: "docker" "start" "-a" "e7895d00d2774db606152dd8721b2a8691122822d60388e279dc698c5d85b1b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e7895d00d2774db606152dd8721b2a8691122822d60388e279dc698c5d85b1b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e7895d00d2774db606152dd8721b2a8691122822d60388e279dc698c5d85b1b1", kill_on_drop: false }` [INFO] [stdout] e7895d00d2774db606152dd8721b2a8691122822d60388e279dc698c5d85b1b1 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b7e24b1bc5785a5277525315f220a395b77fd8fcb373719d2afb8c928ff03be0 [INFO] running `Command { std: "docker" "start" "-a" "b7e24b1bc5785a5277525315f220a395b77fd8fcb373719d2afb8c928ff03be0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.176 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling generic-array v0.12.4 [INFO] [stderr] Compiling generic-array v0.13.3 [INFO] [stderr] Compiling nix v0.15.0 [INFO] [stderr] Compiling heapless v0.5.6 [INFO] [stderr] Compiling hash32 v0.1.1 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling nom v2.2.1 [INFO] [stderr] Compiling build_id v0.2.1 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling twox-hash v1.6.3 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling relative v0.2.2 [INFO] [stderr] Compiling as-slice v0.1.5 [INFO] [stderr] Compiling serde_closure v0.3.3 [INFO] [stderr] Compiling procinfo v0.4.2 [INFO] [stderr] Compiling metatype v0.2.2 [INFO] [stderr] Compiling getrandom v0.2.16 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.104 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling serde_closure_derive v0.3.3 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.104 [INFO] [stderr] Compiling palaver v0.2.8 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.104 [INFO] [stderr] Compiling wasm-bindgen v0.2.104 [INFO] [stderr] Compiling js-sys v0.3.81 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling uuid v0.8.2 [INFO] [stderr] Compiling erased-serde v0.3.31 [INFO] [stderr] Compiling bincode v1.3.3 [INFO] [stderr] Compiling serde_traitobject v0.2.9 [INFO] [stdout] error[E0804]: cannot add auto trait `Send` to dyn bound via pointer cast [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_traitobject-0.2.9/src/convenience.rs:32:25 [INFO] [stdout] | [INFO] [stdout] 32 | boxed::Box::from_raw(boxed::Box::into_raw(>::into_any(self)) as *mut _) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unsupported cast [INFO] [stdout] | [INFO] [stdout] = note: this could allow UB elsewhere [INFO] [stdout] = help: use `transmute` if you're sure this is sound [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0804]: cannot add auto trait `Sync` to dyn bound via pointer cast [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_traitobject-0.2.9/src/convenience.rs:40:25 [INFO] [stdout] | [INFO] [stdout] 40 | boxed::Box::from_raw(boxed::Box::into_raw(>::into_any(self)) as *mut _) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unsupported cast [INFO] [stdout] | [INFO] [stdout] = note: this could allow UB elsewhere [INFO] [stdout] = help: use `transmute` if you're sure this is sound [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0804]: cannot add auto traits `Send` and `Sync` to dyn bound via pointer cast [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_traitobject-0.2.9/src/convenience.rs:48:25 [INFO] [stdout] | [INFO] [stdout] 48 | boxed::Box::from_raw(boxed::Box::into_raw(>::into_any(self)) as *mut _) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unsupported cast [INFO] [stdout] | [INFO] [stdout] = note: this could allow UB elsewhere [INFO] [stdout] = help: use `transmute` if you're sure this is sound [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0804`. [INFO] [stdout] [INFO] [stderr] error: could not compile `serde_traitobject` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "b7e24b1bc5785a5277525315f220a395b77fd8fcb373719d2afb8c928ff03be0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b7e24b1bc5785a5277525315f220a395b77fd8fcb373719d2afb8c928ff03be0", kill_on_drop: false }` [INFO] [stdout] b7e24b1bc5785a5277525315f220a395b77fd8fcb373719d2afb8c928ff03be0