[INFO] fetching crate stm-core 0.4.0...
[INFO] testing stm-core-0.4.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate stm-core 0.4.0 into /workspace/builds/worker-24/source
[INFO] validating manifest of crates.io crate stm-core 0.4.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-24/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46f42b44d80d0e33ea9eed4f8a3fe6b9174ff7c9a46bab112712ddcd7774d0d9
[INFO] running `Command { std: "docker" "start" "-a" "46f42b44d80d0e33ea9eed4f8a3fe6b9174ff7c9a46bab112712ddcd7774d0d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46f42b44d80d0e33ea9eed4f8a3fe6b9174ff7c9a46bab112712ddcd7774d0d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46f42b44d80d0e33ea9eed4f8a3fe6b9174ff7c9a46bab112712ddcd7774d0d9", kill_on_drop: false }`
[INFO] [stdout] 46f42b44d80d0e33ea9eed4f8a3fe6b9174ff7c9a46bab112712ddcd7774d0d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2bc6fa1024a55b725b3181633128018fe122d394b99af973d3d19536157c6e6
[INFO] running `Command { std: "docker" "start" "-a" "b2bc6fa1024a55b725b3181633128018fe122d394b99af973d3d19536157c6e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling parking_lot v0.5.5
[INFO] [stderr]    Compiling stm-core v0.4.0 (/opt/rustwide/workdir)
[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]    |                           ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 52 -     pub value: RwLock<Arc<Any + Send + Sync>>,
[INFO] [stdout] 52 +     pub value: RwLock<Arc<dyn Any + Send + Sync>>,
[INFO] [stdout]    | 
[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]   |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 4 - pub type ArcAny = Arc<Any + Send + Sync>;
[INFO] [stdout] 4 + pub type ArcAny = Arc<dyn Any + Send + Sync>;
[INFO] [stdout]   | 
[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]     |                                          ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 142 -     fn downcast<T: Any + Clone>(var: Arc<Any>) -> T {
[INFO] [stdout] 142 +     fn downcast<T: Any + Clone>(var: Arc<dyn Any>) -> T {
[INFO] [stdout]     | 
[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]     |                                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 202 -     pub fn read_ref_atomic(&self) -> Arc<Any + Send + Sync> {
[INFO] [stdout] 202 +     pub fn read_ref_atomic(&self) -> Arc<dyn Any + Send + Sync> {
[INFO] [stdout]     | 
[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]     |                    ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 191 -         (&*val as &Any)
[INFO] [stdout] 191 +         (&*val as &dyn Any)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.41s
[INFO] running `Command { std: "docker" "inspect" "b2bc6fa1024a55b725b3181633128018fe122d394b99af973d3d19536157c6e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2bc6fa1024a55b725b3181633128018fe122d394b99af973d3d19536157c6e6", kill_on_drop: false }`
[INFO] [stdout] b2bc6fa1024a55b725b3181633128018fe122d394b99af973d3d19536157c6e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d79ffac108d405f2a70d22a5ce5d64be9de3af54bc4c6b5a0070937f6541d31
[INFO] running `Command { std: "docker" "start" "-a" "7d79ffac108d405f2a70d22a5ce5d64be9de3af54bc4c6b5a0070937f6541d31", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling stm-core v0.4.0 (/opt/rustwide/workdir)
[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]    |                           ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 52 -     pub value: RwLock<Arc<Any + Send + Sync>>,
[INFO] [stdout] 52 +     pub value: RwLock<Arc<dyn Any + Send + Sync>>,
[INFO] [stdout]    | 
[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]   |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 4 - pub type ArcAny = Arc<Any + Send + Sync>;
[INFO] [stdout] 4 + pub type ArcAny = Arc<dyn Any + Send + Sync>;
[INFO] [stdout]   | 
[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]     |                                          ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 142 -     fn downcast<T: Any + Clone>(var: Arc<Any>) -> T {
[INFO] [stdout] 142 +     fn downcast<T: Any + Clone>(var: Arc<dyn Any>) -> T {
[INFO] [stdout]     | 
[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]     |                                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 202 -     pub fn read_ref_atomic(&self) -> Arc<Any + Send + Sync> {
[INFO] [stdout] 202 +     pub fn read_ref_atomic(&self) -> Arc<dyn Any + Send + Sync> {
[INFO] [stdout]     | 
[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]     |                    ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 191 -         (&*val as &Any)
[INFO] [stdout] 191 +         (&*val as &dyn Any)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[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]    |                           ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 52 -     pub value: RwLock<Arc<Any + Send + Sync>>,
[INFO] [stdout] 52 +     pub value: RwLock<Arc<dyn Any + Send + Sync>>,
[INFO] [stdout]    | 
[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]   |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 4 - pub type ArcAny = Arc<Any + Send + Sync>;
[INFO] [stdout] 4 + pub type ArcAny = Arc<dyn Any + Send + Sync>;
[INFO] [stdout]   | 
[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]     |                                          ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 142 -     fn downcast<T: Any + Clone>(var: Arc<Any>) -> T {
[INFO] [stdout] 142 +     fn downcast<T: Any + Clone>(var: Arc<dyn Any>) -> T {
[INFO] [stdout]     | 
[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]     |                                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 202 -     pub fn read_ref_atomic(&self) -> Arc<Any + Send + Sync> {
[INFO] [stdout] 202 +     pub fn read_ref_atomic(&self) -> Arc<dyn Any + Send + Sync> {
[INFO] [stdout]     | 
[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]     |                    ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 191 -         (&*val as &Any)
[INFO] [stdout] 191 +         (&*val as &dyn Any)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.33s
[INFO] running `Command { std: "docker" "inspect" "7d79ffac108d405f2a70d22a5ce5d64be9de3af54bc4c6b5a0070937f6541d31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d79ffac108d405f2a70d22a5ce5d64be9de3af54bc4c6b5a0070937f6541d31", kill_on_drop: false }`
[INFO] [stdout] 7d79ffac108d405f2a70d22a5ce5d64be9de3af54bc4c6b5a0070937f6541d31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2986e02ba22cb7825b8271a6dcefff30a1ad0b4cd94cf6ffaef608d3f6cb929a
[INFO] running `Command { std: "docker" "start" "-a" "2986e02ba22cb7825b8271a6dcefff30a1ad0b4cd94cf6ffaef608d3f6cb929a", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tvar.rs:52:27
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub value: RwLock<Arc<Any + Send + Sync>>,
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 52 -     pub value: RwLock<Arc<Any + Send + Sync>>,
[INFO] [stderr] 52 +     pub value: RwLock<Arc<dyn Any + Send + Sync>>,
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/transaction/log_var.rs:4:23
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub type ArcAny = Arc<Any + Send + Sync>;
[INFO] [stderr]   |                       ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]   |
[INFO] [stderr] 4 - pub type ArcAny = Arc<Any + Send + Sync>;
[INFO] [stderr] 4 + pub type ArcAny = Arc<dyn Any + Send + Sync>;
[INFO] [stderr]   | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/transaction/mod.rs:142:42
[INFO] [stderr]     |
[INFO] [stderr] 142 |     fn downcast<T: Any + Clone>(var: Arc<Any>) -> T {
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 142 -     fn downcast<T: Any + Clone>(var: Arc<Any>) -> T {
[INFO] [stderr] 142 +     fn downcast<T: Any + Clone>(var: Arc<dyn Any>) -> T {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/tvar.rs:202:42
[INFO] [stderr]     |
[INFO] [stderr] 202 |     pub fn read_ref_atomic(&self) -> Arc<Any + Send + Sync> {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 202 -     pub fn read_ref_atomic(&self) -> Arc<Any + Send + Sync> {
[INFO] [stderr] 202 +     pub fn read_ref_atomic(&self) -> Arc<dyn Any + Send + Sync> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/tvar.rs:191:20
[INFO] [stderr]     |
[INFO] [stderr] 191 |         (&*val as &Any)
[INFO] [stderr]     |                    ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 191 -         (&*val as &Any)
[INFO] [stderr] 191 +         (&*val as &dyn Any)
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: `stm-core` (lib) generated 5 warnings
[INFO] [stderr] warning: `stm-core` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stm_core-c24192d3d58665fe)
[INFO] [stdout] 
[INFO] [stdout] running 30 tests
[INFO] [stdout] test test_lib::guard_false ... ok
[INFO] [stdout] test test_lib::guard_true ... ok
[INFO] [stdout] test test_lib::optionally_fail ... ok
[INFO] [stdout] test test_lib::optionally_succeed ... ok
[INFO] [stdout] test test_lib::or_nested_first ... ok
[INFO] [stdout] test test_lib::or_nested_second ... ok
[INFO] [stdout] test test_lib::or_nocommit ... ok
[INFO] [stdout] test test_lib::or_simple ... ok
[INFO] [stdout] test test_lib::stm_nested ... ok
[INFO] [stdout] test test_lib::unwrap_some ... ok
[INFO] [stdout] test test_lib::unwrap_none ... ok
[INFO] [stdout] test transaction::log_var::test_write_obsolete_ignore ... ok
[INFO] [stdout] test transaction::test::read ... ok
[INFO] [stdout] test transaction::test::transaction_copy ... ok
[INFO] [stdout] test transaction::test::transaction_control_stuff ... ok
[INFO] [stdout] test transaction::test::transaction_write ... ok
[INFO] [stdout] test transaction::test::transaction_with_control_abort_on_retry ... ok
[INFO] [stdout] test tvar::test_read_atomic ... ok
[INFO] [stdout] test transaction::test::write_read ... ok
[INFO] [stdout] test transaction::test::transaction_simple ... ok
[INFO] [stdout] test transaction::test::transaction_read ... ok
[INFO] [stdout] test transaction::test::transaction_with_control_abort_on_single_run ... ok
[INFO] [stdout] test transaction::test::transaction_nested_fail - should panic ... ok
[INFO] [stdout] test transaction::control_block::test::wait_after_multiple_changes ... ok
[INFO] [stdout] test transaction::control_block::test::wait_after_change ... ok
[INFO] [stdout] test transaction::control_block::test::wait_threaded_wakeup ... ok
[INFO] [stdout] test transaction::control_block::test::blocked ... ok
[INFO] [stdout] test test_lib::threaded ... ok
[INFO] [stdout] test test_lib::infinite_retry ... ok
[INFO] [stdout] test test_lib::read_write_interfere ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stm-core
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs - retry (line 143) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 50) ... ok
[INFO] [stdout] test src/tvar.rs - tvar::TVar<T>::read_atomic (line 178) ... ok
[INFO] [stdout] test src/tvar.rs - tvar::TVar<T>::modify (line 227) ... ok
[INFO] [stdout] test src/lib.rs - (line 66) ... ok
[INFO] [stdout] test src/lib.rs - guard (line 190) ... ok
[INFO] [stdout] test src/tvar.rs - tvar::TVar<T>::replace (line 248) ... ok
[INFO] [stdout] test src/lib.rs - optionally (line 221) ... ok
[INFO] [stdout] test src/lib.rs - unwrap_or_retry (line 166) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2986e02ba22cb7825b8271a6dcefff30a1ad0b4cd94cf6ffaef608d3f6cb929a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2986e02ba22cb7825b8271a6dcefff30a1ad0b4cd94cf6ffaef608d3f6cb929a", kill_on_drop: false }`
[INFO] [stdout] 2986e02ba22cb7825b8271a6dcefff30a1ad0b4cd94cf6ffaef608d3f6cb929a