[INFO] fetching crate stm-core 0.4.0...
[INFO] checking stm-core-0.4.0 against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] extracting crate stm-core 0.4.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate stm-core 0.4.0 on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stm-core 0.4.0
[INFO] finished tweaking crates.io crate stm-core 0.4.0
[INFO] tweaked toml for crates.io crate stm-core 0.4.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5f0404041e6e35fd0b757206896560b283a1dd654117e071bcc28697e5b0ab39
[INFO] running `Command { std: "docker" "start" "-a" "5f0404041e6e35fd0b757206896560b283a1dd654117e071bcc28697e5b0ab39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f0404041e6e35fd0b757206896560b283a1dd654117e071bcc28697e5b0ab39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f0404041e6e35fd0b757206896560b283a1dd654117e071bcc28697e5b0ab39", kill_on_drop: false }`
[INFO] [stdout] 5f0404041e6e35fd0b757206896560b283a1dd654117e071bcc28697e5b0ab39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3833d55ad14a73a3363bce3143d2892a6c5230507a29f028f94f493a51fb6577
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3833d55ad14a73a3363bce3143d2892a6c5230507a29f028f94f493a51fb6577", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking parking_lot v0.5.5
[INFO] [stderr]     Checking stm-core v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/transaction/log_var.rs:4:23
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub type ArcAny = Arc<Any + Send + Sync>;
[INFO] [stdout]   |                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/transaction/mod.rs:142:42
[INFO] [stdout]     |
[INFO] [stdout] 142 |     fn downcast<T: Any + Clone>(var: Arc<Any>) -> T {
[INFO] [stdout]     |                                          ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/tvar.rs:52:27
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub value: RwLock<Arc<Any + Send + Sync>>,
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/tvar.rs:191:20
[INFO] [stdout]     |
[INFO] [stdout] 191 |         (&*val as &Any)
[INFO] [stdout]     |                    ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/tvar.rs:202:42
[INFO] [stdout]     |
[INFO] [stdout] 202 |     pub fn read_ref_atomic(&self) -> Arc<Any + Send + Sync> {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/transaction/log_var.rs:4:23
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub type ArcAny = Arc<Any + Send + Sync>;
[INFO] [stdout]   |                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/transaction/mod.rs:142:42
[INFO] [stdout]     |
[INFO] [stdout] 142 |     fn downcast<T: Any + Clone>(var: Arc<Any>) -> T {
[INFO] [stdout]     |                                          ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/tvar.rs:52:27
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub value: RwLock<Arc<Any + Send + Sync>>,
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/tvar.rs:191:20
[INFO] [stdout]     |
[INFO] [stdout] 191 |         (&*val as &Any)
[INFO] [stdout]     |                    ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/tvar.rs:202:42
[INFO] [stdout]     |
[INFO] [stdout] 202 |     pub fn read_ref_atomic(&self) -> Arc<Any + Send + Sync> {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.95s
[INFO] running `Command { std: "docker" "inspect" "3833d55ad14a73a3363bce3143d2892a6c5230507a29f028f94f493a51fb6577", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3833d55ad14a73a3363bce3143d2892a6c5230507a29f028f94f493a51fb6577", kill_on_drop: false }`
[INFO] [stdout] 3833d55ad14a73a3363bce3143d2892a6c5230507a29f028f94f493a51fb6577