[INFO] fetching crate dqcsim 0.4.1...
[INFO] testing dqcsim-0.4.1 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate dqcsim 0.4.1 into /workspace/builds/worker-57/source
[INFO] validating manifest of crates.io crate dqcsim 0.4.1 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dqcsim 0.4.1
[INFO] finished tweaking crates.io crate dqcsim 0.4.1
[INFO] tweaked toml for crates.io crate dqcsim 0.4.1 written to /workspace/builds/worker-57/source/Cargo.toml
[INFO] crate crates.io crate dqcsim 0.4.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9d3bce3981b2e64c84e5cad16608310c60053748efa350d034d1793aa76ec98
[INFO] running `Command { std: "docker" "start" "-a" "f9d3bce3981b2e64c84e5cad16608310c60053748efa350d034d1793aa76ec98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9d3bce3981b2e64c84e5cad16608310c60053748efa350d034d1793aa76ec98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9d3bce3981b2e64c84e5cad16608310c60053748efa350d034d1793aa76ec98", kill_on_drop: false }`
[INFO] [stdout] f9d3bce3981b2e64c84e5cad16608310c60053748efa350d034d1793aa76ec98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7babd8a509969cc2b3e519dcf6932964869f0eab855c1bd385329dee17830baf
[INFO] running `Command { std: "docker" "start" "-a" "7babd8a509969cc2b3e519dcf6932964869f0eab855c1bd385329dee17830baf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.51
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling serde v1.0.117
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[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling object v0.22.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling dqcsim v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling dtoa v0.4.6
[INFO] [stderr]    Compiling half v1.6.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling ref_thread_local v0.0.0
[INFO] [stderr]    Compiling pathdiff v0.2.0
[INFO] [stderr]    Compiling humantime v2.0.1
[INFO] [stderr]    Compiling is_executable v0.1.2
[INFO] [stderr]    Compiling strum v0.19.5
[INFO] [stderr]    Compiling whoami v0.9.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling yaml-rust v0.4.4
[INFO] [stderr]    Compiling addr2line v0.14.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.35
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling backtrace v0.3.55
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling term v0.6.1
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling integer-sqrt v0.1.5
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling bincode v1.3.1
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling serde-transcode v1.1.0
[INFO] [stderr]    Compiling serde_yaml v0.8.14
[INFO] [stderr]    Compiling ipc-channel v0.14.1
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/core/common/types/arb_cmd.rs:118:10
[INFO] [stdout]     |
[INFO] [stdout] 118 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core/host/plugin/thread.rs:133:62
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     join_thread(self.handle.take().unwrap(), Plugin::name(self));
[INFO] [stdout]     |                                                              ^^^^^^ help: use `dyn`: `<dyn Plugin>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core/host/plugin/thread.rs:136:61
[INFO] [stdout]     |
[INFO] [stdout] 136 |                     error!("Thread {} failed to abort: {}", Plugin::name(self), error);
[INFO] [stdout]     |                                                             ^^^^^^ help: use `dyn`: `<dyn Plugin>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core/host/plugin/thread.rs:139:55
[INFO] [stdout]     |
[INFO] [stdout] 139 |                     error!("Unexected reply from {}", Plugin::name(self));
[INFO] [stdout]     |                                                       ^^^^^^ help: use `dyn`: `<dyn Plugin>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core/host/plugin/thread.rs:142:62
[INFO] [stdout]     |
[INFO] [stdout] 142 |                     error!("Failed to send Abort to {}: {}", Plugin::name(self), error);
[INFO] [stdout]     |                                                              ^^^^^^ help: use `dyn`: `<dyn Plugin>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core/host/plugin/thread.rs:143:62
[INFO] [stdout]     |
[INFO] [stdout] 143 |                     join_thread(self.handle.take().unwrap(), Plugin::name(self));
[INFO] [stdout]     |                                                              ^^^^^^ help: use `dyn`: `<dyn Plugin>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core/host/plugin/thread.rs:147:60
[INFO] [stdout]     |
[INFO] [stdout] 147 |             error!("Thread handle for {} already dropped", Plugin::name(self));
[INFO] [stdout]     |                                                            ^^^^^^ help: use `dyn`: `<dyn Plugin>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core/host/plugin/thread.rs:149:52
[INFO] [stdout]     |
[INFO] [stdout] 149 |             error!("Channel to {} already closed", Plugin::name(self));
[INFO] [stdout]     |                                                    ^^^^^^ help: use `dyn`: `<dyn Plugin>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.11s
[INFO] running `Command { std: "docker" "inspect" "7babd8a509969cc2b3e519dcf6932964869f0eab855c1bd385329dee17830baf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7babd8a509969cc2b3e519dcf6932964869f0eab855c1bd385329dee17830baf", kill_on_drop: false }`
[INFO] [stdout] 7babd8a509969cc2b3e519dcf6932964869f0eab855c1bd385329dee17830baf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83f68b708be60544bd9620a365d6bb5e87f2d79e440c10806317fb3d92f3e03a
[INFO] running `Command { std: "docker" "start" "-a" "83f68b708be60544bd9620a365d6bb5e87f2d79e440c10806317fb3d92f3e03a", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/core/common/types/arb_cmd.rs:118:10
[INFO] [stdout]     |
[INFO] [stdout] 118 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling dqcsim v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core/host/plugin/thread.rs:133:62
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     join_thread(self.handle.take().unwrap(), Plugin::name(self));
[INFO] [stdout]     |                                                              ^^^^^^ help: use `dyn`: `<dyn Plugin>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core/host/plugin/thread.rs:136:61
[INFO] [stdout]     |
[INFO] [stdout] 136 |                     error!("Thread {} failed to abort: {}", Plugin::name(self), error);
[INFO] [stdout]     |                                                             ^^^^^^ help: use `dyn`: `<dyn Plugin>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core/host/plugin/thread.rs:139:55
[INFO] [stdout]     |
[INFO] [stdout] 139 |                     error!("Unexected reply from {}", Plugin::name(self));
[INFO] [stdout]     |                                                       ^^^^^^ help: use `dyn`: `<dyn Plugin>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core/host/plugin/thread.rs:142:62
[INFO] [stdout]     |
[INFO] [stdout] 142 |                     error!("Failed to send Abort to {}: {}", Plugin::name(self), error);
[INFO] [stdout]     |                                                              ^^^^^^ help: use `dyn`: `<dyn Plugin>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core/host/plugin/thread.rs:143:62
[INFO] [stdout]     |
[INFO] [stdout] 143 |                     join_thread(self.handle.take().unwrap(), Plugin::name(self));
[INFO] [stdout]     |                                                              ^^^^^^ help: use `dyn`: `<dyn Plugin>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core/host/plugin/thread.rs:147:60
[INFO] [stdout]     |
[INFO] [stdout] 147 |             error!("Thread handle for {} already dropped", Plugin::name(self));
[INFO] [stdout]     |                                                            ^^^^^^ help: use `dyn`: `<dyn Plugin>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core/host/plugin/thread.rs:149:52
[INFO] [stdout]     |
[INFO] [stdout] 149 |             error!("Channel to {} already closed", Plugin::name(self));
[INFO] [stdout]     |                                                    ^^^^^^ help: use `dyn`: `<dyn Plugin>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/core/common/types/arb_cmd.rs:118:10
[INFO] [stdout]     |
[INFO] [stdout] 118 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core/host/plugin/thread.rs:133:62
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     join_thread(self.handle.take().unwrap(), Plugin::name(self));
[INFO] [stdout]     |                                                              ^^^^^^ help: use `dyn`: `<dyn Plugin>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core/host/plugin/thread.rs:136:61
[INFO] [stdout]     |
[INFO] [stdout] 136 |                     error!("Thread {} failed to abort: {}", Plugin::name(self), error);
[INFO] [stdout]     |                                                             ^^^^^^ help: use `dyn`: `<dyn Plugin>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core/host/plugin/thread.rs:139:55
[INFO] [stdout]     |
[INFO] [stdout] 139 |                     error!("Unexected reply from {}", Plugin::name(self));
[INFO] [stdout]     |                                                       ^^^^^^ help: use `dyn`: `<dyn Plugin>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core/host/plugin/thread.rs:142:62
[INFO] [stdout]     |
[INFO] [stdout] 142 |                     error!("Failed to send Abort to {}: {}", Plugin::name(self), error);
[INFO] [stdout]     |                                                              ^^^^^^ help: use `dyn`: `<dyn Plugin>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core/host/plugin/thread.rs:143:62
[INFO] [stdout]     |
[INFO] [stdout] 143 |                     join_thread(self.handle.take().unwrap(), Plugin::name(self));
[INFO] [stdout]     |                                                              ^^^^^^ help: use `dyn`: `<dyn Plugin>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core/host/plugin/thread.rs:147:60
[INFO] [stdout]     |
[INFO] [stdout] 147 |             error!("Thread handle for {} already dropped", Plugin::name(self));
[INFO] [stdout]     |                                                            ^^^^^^ help: use `dyn`: `<dyn Plugin>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core/host/plugin/thread.rs:149:52
[INFO] [stdout]     |
[INFO] [stdout] 149 |             error!("Channel to {} already closed", Plugin::name(self));
[INFO] [stdout]     |                                                    ^^^^^^ help: use `dyn`: `<dyn Plugin>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.50s
[INFO] running `Command { std: "docker" "inspect" "83f68b708be60544bd9620a365d6bb5e87f2d79e440c10806317fb3d92f3e03a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83f68b708be60544bd9620a365d6bb5e87f2d79e440c10806317fb3d92f3e03a", kill_on_drop: false }`
[INFO] [stdout] 83f68b708be60544bd9620a365d6bb5e87f2d79e440c10806317fb3d92f3e03a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7b1634fa0f6cfd1e7148d911f355ace29812d4857eeff9c1e057003b67beec56
[INFO] running `Command { std: "docker" "start" "-a" "7b1634fa0f6cfd1e7148d911f355ace29812d4857eeff9c1e057003b67beec56", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/core/common/types/arb_cmd.rs:118:10
[INFO] [stderr]     |
[INFO] [stderr] 118 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/core/host/plugin/thread.rs:133:62
[INFO] [stderr]     |
[INFO] [stderr] 133 |                     join_thread(self.handle.take().unwrap(), Plugin::name(self));
[INFO] [stderr]     |                                                              ^^^^^^ help: use `dyn`: `<dyn Plugin>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/core/host/plugin/thread.rs:136:61
[INFO] [stderr]     |
[INFO] [stderr] 136 |                     error!("Thread {} failed to abort: {}", Plugin::name(self), error);
[INFO] [stderr]     |                                                             ^^^^^^ help: use `dyn`: `<dyn Plugin>`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/core/host/plugin/thread.rs:139:55
[INFO] [stderr]     |
[INFO] [stderr] 139 |                     error!("Unexected reply from {}", Plugin::name(self));
[INFO] [stderr]     |                                                       ^^^^^^ help: use `dyn`: `<dyn Plugin>`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/core/host/plugin/thread.rs:142:62
[INFO] [stderr]     |
[INFO] [stderr] 142 |                     error!("Failed to send Abort to {}: {}", Plugin::name(self), error);
[INFO] [stderr]     |                                                              ^^^^^^ help: use `dyn`: `<dyn Plugin>`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/core/host/plugin/thread.rs:143:62
[INFO] [stderr]     |
[INFO] [stderr] 143 |                     join_thread(self.handle.take().unwrap(), Plugin::name(self));
[INFO] [stderr]     |                                                              ^^^^^^ help: use `dyn`: `<dyn Plugin>`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/core/host/plugin/thread.rs:147:60
[INFO] [stderr]     |
[INFO] [stderr] 147 |             error!("Thread handle for {} already dropped", Plugin::name(self));
[INFO] [stderr]     |                                                            ^^^^^^ help: use `dyn`: `<dyn Plugin>`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/core/host/plugin/thread.rs:149:52
[INFO] [stderr]     |
[INFO] [stderr] 149 |             error!("Channel to {} already closed", Plugin::name(self));
[INFO] [stderr]     |                                                    ^^^^^^ help: use `dyn`: `<dyn Plugin>`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: `dqcsim` (lib) generated 8 warnings
[INFO] [stderr] warning: `dqcsim` (lib test) generated 8 warnings (8 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dqcsim-03aaa12c8cbd0a7b)
[INFO] [stdout] 
[INFO] [stdout] running 93 tests
[INFO] [stdout] test core::common::converter::tests::fixed_matrix_converter ... ok
[INFO] [stdout] test core::common::converter::tests::matrix_converter_arb ... ok
[INFO] [stdout] test core::common::log::tee_file::test::debug ... ok
[INFO] [stdout] test core::common::log::tee_file::test::with_clone ... ok
[INFO] [stdout] test core::common::log::tests::display_record ... ok
[INFO] [stdout] test core::common::log::tests::filter_to_level ... ok
[INFO] [stdout] test core::common::log::tests::level_colors ... ok
[INFO] [stdout] test core::common::log::tests::level_order ... ok
[INFO] [stdout] test core::common::converter::tests::measurement_gate_converter ... ok
[INFO] [stdout] test core::common::converter::tests::custom_gate_converter ... ok
[INFO] [stdout] test core::common::log::callback::tests::log_callback ... ok
[INFO] [stdout] test core::common::log::tee_file::test::to_str ... ok
[INFO] [stdout] test core::common::log::tee_file::test::log ... ok
[INFO] [stdout] test core::common::gates::tests::gates_as_rotation ... ok
[INFO] [stdout] test core::common::gates::tests::gates_coversions ... ok
[INFO] [stdout] test core::common::log::tee_file::test::pub_fields ... ok
[INFO] [stdout] test core::common::log::tests::log_record_debug_getters ... ok
[INFO] [stdout] test core::common::converter::tests::ry_matrix_converter ... ok
[INFO] [stdout] test core::common::converter::tests::rx_matrix_converter ... ok
[INFO] [stdout] test core::common::converter::tests::u_matrix_converter ... ok
[INFO] [stdout] test core::common::converter::tests::from_arb ... ok
[INFO] [stdout] test core::common::types::cycle::tests::convert ... ok
[INFO] [stdout] test core::common::converter::tests::to_arb ... ok
[INFO] [stdout] test core::common::converter::tests::phase_matrix_converter ... ok
[INFO] [stdout] test core::common::types::arb_cmd::test::to_str ... ok
[INFO] [stdout] test core::common::log::thread::tests::debug ... ok
[INFO] [stdout] test core::common::types::arb_data::test::eq ... ok
[INFO] [stdout] test core::common::converter::tests::converter_map ... ok
[INFO] [stdout] test core::common::types::cycle::tests::ops ... ok
[INFO] [stdout] test core::common::types::cycle::tests::advance ... ok
[INFO] [stdout] test core::common::types::arb_data::test::to_str ... ok
[INFO] [stdout] test core::common::converter::tests::phasek_matrix_converter ... ok
[INFO] [stdout] test core::common::converter::tests::r_matrix_converter ... ok
[INFO] [stdout] test core::common::converter::tests::rz_matrix_converter ... ok
[INFO] [stdout] test core::common::types::cycle::tests::zero ... ok
[INFO] [stdout] test core::common::converter::tests::unitary_converter ... ok
[INFO] [stdout] test core::common::log::tee_file::test::from_str ... ok
[INFO] [stdout] test core::common::types::measurement::tests::convert ... ok
[INFO] [stdout] test core::common::types::sequence_number::tests::seqs ... ok
[INFO] [stdout] test core::host::configuration::timeout::test::into_duration ... ok
[INFO] [stdout] test core::common::types::qubit_ref::tests::display_qref ... ok
[INFO] [stdout] test core::common::util::tests::friendlyname ... ok
[INFO] [stdout] test core::common::util::tests::log2_check ... ok
[INFO] [stdout] test core::common::types::arb_cmd::test::from_str ... ok
[INFO] [stdout] test core::host::reproduction::host_call::test::display ... ok
[INFO] [stdout] test core::plugin::definition::tests::debug ... ok
[INFO] [stdout] test core::host::reproduction::host_call::test::from_str ... ok
[INFO] [stdout] test core::common::types::gate::tests::new_custom ... ok
[INFO] [stdout] test core::common::types::qubit_ref::tests::alloc_free ... ok
[INFO] [stdout] test core::common::types::sequence_number::tests::construct_generator ... ok
[INFO] [stdout] test core::common::types::gate::tests::serde ... ok
[INFO] [stdout] test core::common::types::measurement::tests::is_funcs ... ok
[INFO] [stdout] test core::common::types::gate::tests::new_measurement_dup_qubit ... ok
[INFO] [stdout] test core::common::util::tests::friendlyenumerate ... ok
[INFO] [stdout] test core::common::types::gate::tests::new_prep ... ok
[INFO] [stdout] test core::common::util::tests::num_bits_check ... ok
[INFO] [stdout] test core::plugin::connection::tests::bad_address ... ok
[INFO] [stdout] test core::common::types::gate::tests::with_matrix_controls ... ok
[INFO] [stdout] test core::common::types::matrix::tests::add_controls ... ok
[INFO] [stdout] test core::common::types::gate::tests::debug ... ok
[INFO] [stdout] test core::common::types::sequence_number::tests::display ... ok
[INFO] [stdout] test core::common::types::sequence_number::tests::gets ... ok
[INFO] [stdout] test core::host::configuration::env_mod::test::from_str ... ok
[INFO] [stdout] test core::host::configuration::env_mod::test::to_str ... ok
[INFO] [stdout] test core::common::types::qubit_ref::tests::construct_generator ... ok
[INFO] [stdout] test core::common::types::matrix::tests::basis_approx_eq ... ok
[INFO] [stdout] test core::common::types::matrix::tests::matrix ... ok
[INFO] [stdout] test core::common::types::matrix::tests::matrix_approx_eq ... ok
[INFO] [stdout] test core::common::types::measurement::tests::display ... ok
[INFO] [stdout] test core::common::types::gate::tests::with_gate_controls ... ok
[INFO] [stdout] test core::common::types::arb_cmd::test::into_arbdata ... ok
[INFO] [stdout] test core::common::types::gate::tests::new_measurement ... ok
[INFO] [stdout] test core::common::converter::tests::unitary_gate_converter ... ok
[INFO] [stdout] test core::common::types::matrix::tests::strip_control ... ok
[INFO] [stdout] test core::common::types::arb_data::cbor_canon::tests::test ... ok
[INFO] [stdout] test core::common::util::tests::parse_error ... ok
[INFO] [stdout] test core::common::types::gate::tests::new_unitary_no_targets ... ok
[INFO] [stdout] test core::common::types::qubit_ref::tests::convert_qrefs ... ok
[INFO] [stdout] test core::common::types::gate::tests::new_custom_dup_qubit ... ok
[INFO] [stdout] test core::common::types::gate::tests::new_custom_dup_measure ... ok
[INFO] [stdout] test core::common::types::gate::tests::new_custom_bad_size ... ok
[INFO] [stdout] test core::common::types::gate::tests::new_unitary ... ok
[INFO] [stdout] test core::common::types::gate::tests::new_unitary_bad_matrix_size ... ok
[INFO] [stdout] test core::common::util::tests::friendlyenumparse ... ok
[INFO] [stdout] test core::common::types::gate::tests::new_unitary_dup_target ... ok
[INFO] [stdout] test core::common::types::arb_data::test::from_str ... ok
[INFO] [stdout] test core::common::log::proxy::tests::proxy_level ... ok
[INFO] [stdout] test core::host::configuration::timeout::test::from_str ... ok
[INFO] [stdout] test core::plugin::connection::tests::connect ... ok
[INFO] [stdout] test core::plugin::connection::tests::simulator_connection ... ok
[INFO] [stdout] test core::common::types::cycle::tests::convert_negative - should panic ... ok
[INFO] [stdout] test core::common::types::cycle::tests::overflow - should panic ... ok
[INFO] [stdout] test core::host::simulator::tests::debug ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 93 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/core.rs (/opt/rustwide/target/debug/deps/core-3e9433f65fd9275c)
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test bad_simulation_pipeline_too_short ... ok
[INFO] [stdout] test simulation_missing_backend ... ok
[INFO] [stdout] test simulation_default_config ... ok
[INFO] [stdout] test simulation_missing_frontend ... ok
[INFO] [stdout] test backend_free ... ok
[INFO] [stdout] test simulation_init_cmds ... ok
[INFO] [stdout] test backend_get_cycles_since_measure ... ok
[INFO] [stdout] test send_recv_accelerator ... ok
[INFO] [stdout] test backend_get_measurement ... ok
[INFO] [stdout] test measurement_not_measured ... ok
[INFO] [stdout] test backend_allocate ... ok
[INFO] [stdout] test backend_get_cycle ... ok
[INFO] [stdout] test backend_arb ... ok
[INFO] [stdout] test backend_advance ... ok
[INFO] [stdout] test free_non_alloc ... ok
[INFO] [stdout] test measurement_non_alloc ... ok
[INFO] [stdout] test bad_simulation_pipeline_fe_op_only ... ok
[INFO] [stdout] test bad_simulation_pipeline_be_op_only ... ok
[INFO] [stdout] test backend_get_cycles_between_measures ... ok
[INFO] [stdout] test simulation_wait_without_start ... ok
[INFO] [stdout] test simulation_initial_state ... ok
[INFO] [stdout] test simulation_minimal_setup ... ok
[INFO] [stdout] test debug_deadlock ... ok
[INFO] [stdout] test plugin_user_init_fail ... ok
[INFO] [stdout] test plugin_thread_panic ... ok
[INFO] [stdout] test simulation_metadata ... ok
[INFO] [stdout] test simulation_bad_recv ... ok
[INFO] [stdout] test backend_gate ... ok
[INFO] [stdout] test quantum_minimal ... ok
[INFO] [stdout] test simulator_to_plugin_arb ... ok
[INFO] [stdout] test plugin_to_plugin_arb ... ok
[INFO] [stdout] test host_arb_sync_with_gatestream ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dqcsim
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> /opt/rustwide/workdir/src/core/common/types/arb_cmd.rs:118:10
[INFO] [stderr]     |
[INFO] [stderr] 118 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/core/common/log/mod.rs - core::common::log::Log (line 132) ... ok
[INFO] [stdout] test src/core/common/util.rs - core::common::util::friendly_name (line 68) ... ok
[INFO] [stdout] test src/core/common/util.rs - core::common::util::friendly_enumerate (line 118) ... ok
[INFO] [stdout] test src/core/common/log/mod.rs - core::common::log (line 47) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.61s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7b1634fa0f6cfd1e7148d911f355ace29812d4857eeff9c1e057003b67beec56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b1634fa0f6cfd1e7148d911f355ace29812d4857eeff9c1e057003b67beec56", kill_on_drop: false }`
[INFO] [stdout] 7b1634fa0f6cfd1e7148d911f355ace29812d4857eeff9c1e057003b67beec56
