[INFO] cloning repository https://github.com/noclue/eurorust25
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/noclue/eurorust25" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoclue%2Feurorust25", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoclue%2Feurorust25'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4607e1d8c9fb01e6350066f062d4966bcfacce99
[INFO] checking noclue/eurorust25 against try#94382f34384023f3d2062a34ccf0bb6b4d44a75a for mutual-coercion
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoclue%2Feurorust25" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/noclue/eurorust25
[INFO] finished tweaking git repo https://github.com/noclue/eurorust25
[INFO] tweaked toml for git repo https://github.com/noclue/eurorust25 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/noclue/eurorust25 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] crate git repo https://github.com/noclue/eurorust25 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" "+94382f34384023f3d2062a34ccf0bb6b4d44a75a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 3516889f14d107531f60c91103ad5b72d7f2fcbbbbec6b29157506b06c3cce6b
[INFO] running `Command { std: "docker" "start" "-a" "3516889f14d107531f60c91103ad5b72d7f2fcbbbbec6b29157506b06c3cce6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3516889f14d107531f60c91103ad5b72d7f2fcbbbbec6b29157506b06c3cce6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3516889f14d107531f60c91103ad5b72d7f2fcbbbbec6b29157506b06c3cce6b", kill_on_drop: false }`
[INFO] [stdout] 3516889f14d107531f60c91103ad5b72d7f2fcbbbbec6b29157506b06c3cce6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 6ec0ba765786a990c75339d53afe8ff2cdd742260dbaab9667e62c16d8e5edd5
[INFO] running `Command { std: "docker" "start" "-a" "6ec0ba765786a990c75339d53afe8ff2cdd742260dbaab9667e62c16d8e5edd5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]    Compiling typeid v1.0.3
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking inventory v0.3.20
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling typetag-impl v0.2.20
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]     Checking thiserror v2.0.12
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling derive_builder_core v0.20.2
[INFO] [stderr]    Compiling derive_builder_macro v0.20.2
[INFO] [stderr]     Checking derive_builder v0.20.2
[INFO] [stderr]     Checking erased-serde v0.4.6
[INFO] [stderr]     Checking typetag v0.2.20
[INFO] [stderr]     Checking enum_polymorphism v0.1.0 (/opt/rustwide/workdir/enum_polymorphism)
[INFO] [stderr]     Checking mem_cast v0.1.0 (/opt/rustwide/workdir/mem_cast)
[INFO] [stderr]     Checking trait_polymorphism v0.1.0 (/opt/rustwide/workdir/trait_polymorphism)
[INFO] [stderr]     Checking trait_hybrid v0.1.0 (/opt/rustwide/workdir/trait_hybrid)
[INFO] [stdout] error[E0308]: `?` operator has incompatible types
[INFO] [stdout]  --> trait_polymorphism/src/traits.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[typetag::serde(tag = "type")]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `Animal + Send + Sync`, found trait `Animal`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `?` operator cannot convert from `Box<dyn Animal + Send + Sync>` to `Box<dyn Animal>`
[INFO] [stdout]   = note: expected struct `Box<dyn Animal>`
[INFO] [stdout]              found struct `Box<dyn Animal + Send + Sync>`
[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]  --> trait_polymorphism/src/traits.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[typetag::serde(tag = "type")]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `Animal + Send + Sync`, found trait `Animal + Send`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `?` operator cannot convert from `Box<dyn Animal + Send + Sync>` to `Box<dyn Animal + Send>`
[INFO] [stdout]   = note: expected struct `Box<dyn Animal + Send>`
[INFO] [stdout]              found struct `Box<dyn Animal + Send + Sync>`
[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]  --> trait_polymorphism/src/traits.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[typetag::serde(tag = "type")]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `Animal + Send + Sync`, found trait `Animal + Sync`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `?` operator cannot convert from `Box<dyn Animal + Send + Sync>` to `Box<dyn Animal + Sync>`
[INFO] [stdout]   = note: expected struct `Box<dyn Animal + Sync>`
[INFO] [stdout]              found struct `Box<dyn Animal + Send + Sync>`
[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]  --> trait_polymorphism/src/traits.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[typetag::serde(tag = "type")]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `traits::Animal + Send + Sync`, found trait `traits::Animal`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `?` operator cannot convert from `Box<dyn traits::Animal + Send + Sync>` to `Box<dyn traits::Animal>`
[INFO] [stdout]   = note: expected struct `Box<dyn traits::Animal>`
[INFO] [stdout]              found struct `Box<dyn traits::Animal + Send + Sync>`
[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]  --> trait_polymorphism/src/traits.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[typetag::serde(tag = "type")]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `traits::Animal + Send + Sync`, found trait `traits::Animal + Send`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `?` operator cannot convert from `Box<dyn traits::Animal + Send + Sync>` to `Box<dyn traits::Animal + Send>`
[INFO] [stdout]   = note: expected struct `Box<dyn traits::Animal + Send>`
[INFO] [stdout]              found struct `Box<dyn traits::Animal + Send + Sync>`
[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]  --> trait_polymorphism/src/traits.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[typetag::serde(tag = "type")]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `traits::Animal + Send + Sync`, found trait `traits::Animal + Sync`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `?` operator cannot convert from `Box<dyn traits::Animal + Send + Sync>` to `Box<dyn traits::Animal + Sync>`
[INFO] [stdout]   = note: expected struct `Box<dyn traits::Animal + Sync>`
[INFO] [stdout]              found struct `Box<dyn traits::Animal + Send + Sync>`
[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 `trait_polymorphism` (lib) due to 3 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 `trait_polymorphism` (lib test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "6ec0ba765786a990c75339d53afe8ff2cdd742260dbaab9667e62c16d8e5edd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ec0ba765786a990c75339d53afe8ff2cdd742260dbaab9667e62c16d8e5edd5", kill_on_drop: false }`
[INFO] [stdout] 6ec0ba765786a990c75339d53afe8ff2cdd742260dbaab9667e62c16d8e5edd5
