[INFO] fetching crate deser-env 0.10.1...
[INFO] checking deser-env-0.10.1 against c60b92c03ca8a3b101eb9d57f51e2232690638c7 for pr-164148-crater-rollup
[INFO] extracting crate deser-env 0.10.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate deser-env 0.10.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate deser-env 0.10.1
[INFO] tweaked toml for crates.io crate deser-env 0.10.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate deser-env 0.10.1 on toolchain c60b92c03ca8a3b101eb9d57f51e2232690638c7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate deser-env 0.10.1 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" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 488e8b7289a86d160f3391d5070b38a98101e15c28d215c5148ac6c121e42ec5
[INFO] running `Command { std: "docker" "start" "488e8b7289a86d160f3391d5070b38a98101e15c28d215c5148ac6c121e42ec5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "488e8b7289a86d160f3391d5070b38a98101e15c28d215c5148ac6c121e42ec5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "488e8b7289a86d160f3391d5070b38a98101e15c28d215c5148ac6c121e42ec5" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "488e8b7289a86d160f3391d5070b38a98101e15c28d215c5148ac6c121e42ec5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "488e8b7289a86d160f3391d5070b38a98101e15c28d215c5148ac6c121e42ec5" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking deser-core v0.10.1
[INFO] [stderr]    Compiling deser-derive v0.10.1
[INFO] [stderr]     Checking deser v0.10.1
[INFO] [stderr]     Checking deser-path v0.10.1
[INFO] [stderr]     Checking deser-env v0.10.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0493]: destructor of `DeserializerConfigBuilder` cannot be evaluated at compile-time
[INFO] [stdout]    --> src/de.rs:148:28
[INFO] [stdout]     |
[INFO] [stdout] 148 |     pub const fn separator(mut self, separator: &'static str) -> DeserializerConfigBuilder {
[INFO] [stdout]     |                            ^^^^^^^^ the destructor for this type cannot be evaluated in constant functions
[INFO] [stdout] ...
[INFO] [stdout] 151 |     }
[INFO] [stdout]     |     - value is dropped here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0493]: destructor of `DeserializerConfigBuilder` cannot be evaluated at compile-time
[INFO] [stdout]    --> src/de.rs:156:23
[INFO] [stdout]     |
[INFO] [stdout] 156 |     pub const fn case(mut self, case: Case) -> DeserializerConfigBuilder {
[INFO] [stdout]     |                       ^^^^^^^^ the destructor for this type cannot be evaluated in constant functions
[INFO] [stdout] ...
[INFO] [stdout] 159 |     }
[INFO] [stdout]     |     - value is dropped here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0493]: destructor of `DeserializerConfigBuilder` cannot be evaluated at compile-time
[INFO] [stdout]    --> src/de.rs:164:28
[INFO] [stdout]     |
[INFO] [stdout] 164 |     pub const fn max_depth(mut self, depth: usize) -> DeserializerConfigBuilder {
[INFO] [stdout]     |                            ^^^^^^^^ the destructor for this type cannot be evaluated in constant functions
[INFO] [stdout] ...
[INFO] [stdout] 167 |     }
[INFO] [stdout]     |     - value is dropped here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0493]: destructor of `SerializerConfigBuilder` cannot be evaluated at compile-time
[INFO] [stdout]    --> src/ser.rs:197:28
[INFO] [stdout]     |
[INFO] [stdout] 197 |     pub const fn separator(mut self, separator: &'static str) -> SerializerConfigBuilder {
[INFO] [stdout]     |                            ^^^^^^^^ the destructor for this type cannot be evaluated in constant functions
[INFO] [stdout] ...
[INFO] [stdout] 200 |     }
[INFO] [stdout]     |     - value is dropped here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0493]: destructor of `SerializerConfigBuilder` cannot be evaluated at compile-time
[INFO] [stdout]    --> src/ser.rs:205:23
[INFO] [stdout]     |
[INFO] [stdout] 205 |     pub const fn case(mut self, case: Case) -> SerializerConfigBuilder {
[INFO] [stdout]     |                       ^^^^^^^^ the destructor for this type cannot be evaluated in constant functions
[INFO] [stdout] ...
[INFO] [stdout] 208 |     }
[INFO] [stdout]     |     - value is dropped here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0493`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `deser-env` (lib) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0493]: destructor of `DeserializerConfigBuilder` cannot be evaluated at compile-time
[INFO] [stdout]    --> src/de.rs:148:28
[INFO] [stdout]     |
[INFO] [stdout] 148 |     pub const fn separator(mut self, separator: &'static str) -> DeserializerConfigBuilder {
[INFO] [stdout]     |                            ^^^^^^^^ the destructor for this type cannot be evaluated in constant functions
[INFO] [stdout] ...
[INFO] [stdout] 151 |     }
[INFO] [stdout]     |     - value is dropped here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0493]: destructor of `DeserializerConfigBuilder` cannot be evaluated at compile-time
[INFO] [stdout]    --> src/de.rs:156:23
[INFO] [stdout]     |
[INFO] [stdout] 156 |     pub const fn case(mut self, case: Case) -> DeserializerConfigBuilder {
[INFO] [stdout]     |                       ^^^^^^^^ the destructor for this type cannot be evaluated in constant functions
[INFO] [stdout] ...
[INFO] [stdout] 159 |     }
[INFO] [stdout]     |     - value is dropped here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0493]: destructor of `DeserializerConfigBuilder` cannot be evaluated at compile-time
[INFO] [stdout]    --> src/de.rs:164:28
[INFO] [stdout]     |
[INFO] [stdout] 164 |     pub const fn max_depth(mut self, depth: usize) -> DeserializerConfigBuilder {
[INFO] [stdout]     |                            ^^^^^^^^ the destructor for this type cannot be evaluated in constant functions
[INFO] [stdout] ...
[INFO] [stdout] 167 |     }
[INFO] [stdout]     |     - value is dropped here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0493]: destructor of `SerializerConfigBuilder` cannot be evaluated at compile-time
[INFO] [stdout]    --> src/ser.rs:197:28
[INFO] [stdout]     |
[INFO] [stdout] 197 |     pub const fn separator(mut self, separator: &'static str) -> SerializerConfigBuilder {
[INFO] [stdout]     |                            ^^^^^^^^ the destructor for this type cannot be evaluated in constant functions
[INFO] [stdout] ...
[INFO] [stdout] 200 |     }
[INFO] [stdout]     |     - value is dropped here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0493]: destructor of `SerializerConfigBuilder` cannot be evaluated at compile-time
[INFO] [stdout]    --> src/ser.rs:205:23
[INFO] [stdout]     |
[INFO] [stdout] 205 |     pub const fn case(mut self, case: Case) -> SerializerConfigBuilder {
[INFO] [stdout]     |                       ^^^^^^^^ the destructor for this type cannot be evaluated in constant functions
[INFO] [stdout] ...
[INFO] [stdout] 208 |     }
[INFO] [stdout]     |     - value is dropped here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0493`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `deser-env` (lib test) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "488e8b7289a86d160f3391d5070b38a98101e15c28d215c5148ac6c121e42ec5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "488e8b7289a86d160f3391d5070b38a98101e15c28d215c5148ac6c121e42ec5", kill_on_drop: false }`
[INFO] [stdout] 488e8b7289a86d160f3391d5070b38a98101e15c28d215c5148ac6c121e42ec5
