[INFO] fetching crate advancedresearch-asi_core0 0.1.0...
[INFO] testing advancedresearch-asi_core0-0.1.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate advancedresearch-asi_core0 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate advancedresearch-asi_core0 0.1.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate advancedresearch-asi_core0 0.1.0
[INFO] finished tweaking crates.io crate advancedresearch-asi_core0 0.1.0
[INFO] tweaked toml for crates.io crate advancedresearch-asi_core0 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 667ce10eea6e8cb676ce78b4d2bab918a13a12321bcfb39d0af2dbd8d4f0abe0
[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" "667ce10eea6e8cb676ce78b4d2bab918a13a12321bcfb39d0af2dbd8d4f0abe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "667ce10eea6e8cb676ce78b4d2bab918a13a12321bcfb39d0af2dbd8d4f0abe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "667ce10eea6e8cb676ce78b4d2bab918a13a12321bcfb39d0af2dbd8d4f0abe0", kill_on_drop: false }`
[INFO] [stdout] 667ce10eea6e8cb676ce78b4d2bab918a13a12321bcfb39d0af2dbd8d4f0abe0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", 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] e4c66af85a0dc74b69f4e427c01ff6610fcd0373b28866ee04f635eb27d1dac6
[INFO] running `Command { std: "docker" "start" "-a" "e4c66af85a0dc74b69f4e427c01ff6610fcd0373b28866ee04f635eb27d1dac6", kill_on_drop: false }`
[INFO] [stderr]    Compiling advancedresearch-asi_core0 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:192:20
[INFO] [stdout]     |
[INFO] [stdout] 192 |         error: Box<::std::error::Error>
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[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/lib.rs:199:20
[INFO] [stdout]     |
[INFO] [stdout] 199 |         error: Box<::std::error::Error>
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:310:55
[INFO] [stdout]     |
[INFO] [stdout] 310 |     fn try_receive(&mut self) -> Option<Result<T, Box<::std::error::Error>>>;
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:319:56
[INFO] [stdout]     |
[INFO] [stdout] 319 |     fn try_confirm(&mut self) -> Option<Result<(), Box<::std::error::Error>>>;
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "e4c66af85a0dc74b69f4e427c01ff6610fcd0373b28866ee04f635eb27d1dac6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4c66af85a0dc74b69f4e427c01ff6610fcd0373b28866ee04f635eb27d1dac6", kill_on_drop: false }`
[INFO] [stdout] e4c66af85a0dc74b69f4e427c01ff6610fcd0373b28866ee04f635eb27d1dac6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7078fb6780fcf44f6c34adb1955f77938928df081875d8ab0df5131de9bf803e
[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" "7078fb6780fcf44f6c34adb1955f77938928df081875d8ab0df5131de9bf803e", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:192:20
[INFO] [stdout]     |
[INFO] [stdout] 192 |         error: Box<::std::error::Error>
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling advancedresearch-asi_core0 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:199:20
[INFO] [stdout]     |
[INFO] [stdout] 199 |         error: Box<::std::error::Error>
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:310:55
[INFO] [stdout]     |
[INFO] [stdout] 310 |     fn try_receive(&mut self) -> Option<Result<T, Box<::std::error::Error>>>;
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:319:56
[INFO] [stdout]     |
[INFO] [stdout] 319 |     fn try_confirm(&mut self) -> Option<Result<(), Box<::std::error::Error>>>;
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/bob_sleeps.rs:33:56
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn try_receive(&mut self) -> Option<Result<(), Box<::std::error::Error>>> {None}
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[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]   --> examples/bob_sleeps.rs:61:56
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn try_confirm(&mut self) -> Option<Result<(), Box<::std::error::Error>>> {
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:192:20
[INFO] [stdout]     |
[INFO] [stdout] 192 |         error: Box<::std::error::Error>
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[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/lib.rs:199:20
[INFO] [stdout]     |
[INFO] [stdout] 199 |         error: Box<::std::error::Error>
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:310:55
[INFO] [stdout]     |
[INFO] [stdout] 310 |     fn try_receive(&mut self) -> Option<Result<T, Box<::std::error::Error>>>;
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:319:56
[INFO] [stdout]     |
[INFO] [stdout] 319 |     fn try_confirm(&mut self) -> Option<Result<(), Box<::std::error::Error>>>;
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "7078fb6780fcf44f6c34adb1955f77938928df081875d8ab0df5131de9bf803e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7078fb6780fcf44f6c34adb1955f77938928df081875d8ab0df5131de9bf803e", kill_on_drop: false }`
[INFO] [stdout] 7078fb6780fcf44f6c34adb1955f77938928df081875d8ab0df5131de9bf803e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0a61360043ed61c6352e176c3e861d20c2eaf47e5313ff4bf69c945abc7e5686
[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" "0a61360043ed61c6352e176c3e861d20c2eaf47e5313ff4bf69c945abc7e5686", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:192:20
[INFO] [stderr]     |
[INFO] [stderr] 192 |         error: Box<::std::error::Error>
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:199:20
[INFO] [stderr]     |
[INFO] [stderr] 199 |         error: Box<::std::error::Error>
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:310:55
[INFO] [stderr]     |
[INFO] [stderr] 310 |     fn try_receive(&mut self) -> Option<Result<T, Box<::std::error::Error>>>;
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:319:56
[INFO] [stderr]     |
[INFO] [stderr] 319 |     fn try_confirm(&mut self) -> Option<Result<(), Box<::std::error::Error>>>;
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> examples/bob_sleeps.rs:33:56
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn try_receive(&mut self) -> Option<Result<(), Box<::std::error::Error>>> {None}
[INFO] [stderr]    |                                                        ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> examples/bob_sleeps.rs:61:56
[INFO] [stderr]    |
[INFO] [stderr] 61 |     fn try_confirm(&mut self) -> Option<Result<(), Box<::std::error::Error>>> {
[INFO] [stderr]    |                                                        ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:192:20
[INFO] [stderr]     |
[INFO] [stderr] 192 |         error: Box<::std::error::Error>
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:199:20
[INFO] [stderr]     |
[INFO] [stderr] 199 |         error: Box<::std::error::Error>
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:310:55
[INFO] [stderr]     |
[INFO] [stderr] 310 |     fn try_receive(&mut self) -> Option<Result<T, Box<::std::error::Error>>>;
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:319:56
[INFO] [stderr]     |
[INFO] [stderr] 319 |     fn try_confirm(&mut self) -> Option<Result<(), Box<::std::error::Error>>>;
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/asi_core0-1fde9857d012735f
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests asi_core0
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0a61360043ed61c6352e176c3e861d20c2eaf47e5313ff4bf69c945abc7e5686", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a61360043ed61c6352e176c3e861d20c2eaf47e5313ff4bf69c945abc7e5686", kill_on_drop: false }`
[INFO] [stdout] 0a61360043ed61c6352e176c3e861d20c2eaf47e5313ff4bf69c945abc7e5686
