[INFO] fetching crate syn_query 0.2.0...
[INFO] testing syn_query-0.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate syn_query 0.2.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate syn_query 0.2.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate syn_query 0.2.0
[INFO] finished tweaking crates.io crate syn_query 0.2.0
[INFO] tweaked toml for crates.io crate syn_query 0.2.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e974b1ea54964dba79e4fa47171f7bbb6aaa93563dc6d00391b49f6a80d9057
[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" "0e974b1ea54964dba79e4fa47171f7bbb6aaa93563dc6d00391b49f6a80d9057", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e974b1ea54964dba79e4fa47171f7bbb6aaa93563dc6d00391b49f6a80d9057", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e974b1ea54964dba79e4fa47171f7bbb6aaa93563dc6d00391b49f6a80d9057", kill_on_drop: false }`
[INFO] [stdout] 0e974b1ea54964dba79e4fa47171f7bbb6aaa93563dc6d00391b49f6a80d9057
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d584524b6bf0a154b9c653dd7e56ac60ffa1f0be51997ff68fcb89c26c4d98f0
[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" "d584524b6bf0a154b9c653dd7e56ac60ffa1f0be51997ff68fcb89c26c4d98f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling syn_query v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:413:35
[INFO] [stdout]     |
[INFO] [stdout] 413 |                       let val=i as &Any;
[INFO] [stdout]     |                                     ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout] ...
[INFO] [stdout] 431 | / build_visit!(
[INFO] [stdout] 432 | |     Abi: visit_abi,
[INFO] [stdout] 433 | |     AngleBracketedGenericArguments: visit_angle_bracketed_generic_arguments,
[INFO] [stdout] 434 | |     ArgCaptured: visit_arg_captured,
[INFO] [stdout] ...   |
[INFO] [stdout] 623 | |     WherePredicate: visit_where_predicate
[INFO] [stdout] 624 | | );
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:413:35
[INFO] [stdout]     |
[INFO] [stdout] 413 |                       let val=i as &Any;
[INFO] [stdout]     |                                     ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout] ...
[INFO] [stdout] 431 | / build_visit!(
[INFO] [stdout] 432 | |     Abi: visit_abi,
[INFO] [stdout] 433 | |     AngleBracketedGenericArguments: visit_angle_bracketed_generic_arguments,
[INFO] [stdout] 434 | |     ArgCaptured: visit_arg_captured,
[INFO] [stdout] ...   |
[INFO] [stdout] 623 | |     WherePredicate: visit_where_predicate
[INFO] [stdout] 624 | | );
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.23s
[INFO] running `Command { std: "docker" "inspect" "d584524b6bf0a154b9c653dd7e56ac60ffa1f0be51997ff68fcb89c26c4d98f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d584524b6bf0a154b9c653dd7e56ac60ffa1f0be51997ff68fcb89c26c4d98f0", kill_on_drop: false }`
[INFO] [stdout] d584524b6bf0a154b9c653dd7e56ac60ffa1f0be51997ff68fcb89c26c4d98f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa5dce2ff97dc410a1e428eab2a98e50c411ad0488714fda574c40a93bbf335e
[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" "aa5dce2ff97dc410a1e428eab2a98e50c411ad0488714fda574c40a93bbf335e", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:413:35
[INFO] [stdout]     |
[INFO] [stdout] 413 |                       let val=i as &Any;
[INFO] [stdout]     |                                     ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout] ...
[INFO] [stdout] 431 | / build_visit!(
[INFO] [stdout] 432 | |     Abi: visit_abi,
[INFO] [stdout] 433 | |     AngleBracketedGenericArguments: visit_angle_bracketed_generic_arguments,
[INFO] [stdout] 434 | |     ArgCaptured: visit_arg_captured,
[INFO] [stdout] ...   |
[INFO] [stdout] 623 | |     WherePredicate: visit_where_predicate
[INFO] [stdout] 624 | | );
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:413:35
[INFO] [stdout]     |
[INFO] [stdout] 413 |                       let val=i as &Any;
[INFO] [stdout]     |                                     ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout] ...
[INFO] [stdout] 431 | / build_visit!(
[INFO] [stdout] 432 | |     Abi: visit_abi,
[INFO] [stdout] 433 | |     AngleBracketedGenericArguments: visit_angle_bracketed_generic_arguments,
[INFO] [stdout] 434 | |     ArgCaptured: visit_arg_captured,
[INFO] [stdout] ...   |
[INFO] [stdout] 623 | |     WherePredicate: visit_where_predicate
[INFO] [stdout] 624 | | );
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling syn_query v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:413:35
[INFO] [stdout]     |
[INFO] [stdout] 413 |                       let val=i as &Any;
[INFO] [stdout]     |                                     ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout] ...
[INFO] [stdout] 431 | / build_visit!(
[INFO] [stdout] 432 | |     Abi: visit_abi,
[INFO] [stdout] 433 | |     AngleBracketedGenericArguments: visit_angle_bracketed_generic_arguments,
[INFO] [stdout] 434 | |     ArgCaptured: visit_arg_captured,
[INFO] [stdout] ...   |
[INFO] [stdout] 623 | |     WherePredicate: visit_where_predicate
[INFO] [stdout] 624 | | );
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:413:35
[INFO] [stdout]     |
[INFO] [stdout] 413 |                       let val=i as &Any;
[INFO] [stdout]     |                                     ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout] ...
[INFO] [stdout] 431 | / build_visit!(
[INFO] [stdout] 432 | |     Abi: visit_abi,
[INFO] [stdout] 433 | |     AngleBracketedGenericArguments: visit_angle_bracketed_generic_arguments,
[INFO] [stdout] 434 | |     ArgCaptured: visit_arg_captured,
[INFO] [stdout] ...   |
[INFO] [stdout] 623 | |     WherePredicate: visit_where_predicate
[INFO] [stdout] 624 | | );
[INFO] [stdout]     | |__- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.37s
[INFO] running `Command { std: "docker" "inspect" "aa5dce2ff97dc410a1e428eab2a98e50c411ad0488714fda574c40a93bbf335e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa5dce2ff97dc410a1e428eab2a98e50c411ad0488714fda574c40a93bbf335e", kill_on_drop: false }`
[INFO] [stdout] aa5dce2ff97dc410a1e428eab2a98e50c411ad0488714fda574c40a93bbf335e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ad3168cc95131661bb93adf4feb0dae18f24b1954c0ff06711f211bf9f0fc1e3
[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" "ad3168cc95131661bb93adf4feb0dae18f24b1954c0ff06711f211bf9f0fc1e3", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:413:35
[INFO] [stderr]     |
[INFO] [stderr] 413 |                       let val=i as &Any;
[INFO] [stderr]     |                                     ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] ...
[INFO] [stderr] 431 | / build_visit!(
[INFO] [stderr] 432 | |     Abi: visit_abi,
[INFO] [stderr] 433 | |     AngleBracketedGenericArguments: visit_angle_bracketed_generic_arguments,
[INFO] [stderr] 434 | |     ArgCaptured: visit_arg_captured,
[INFO] [stderr] ...   |
[INFO] [stderr] 623 | |     WherePredicate: visit_where_predicate
[INFO] [stderr] 624 | | );
[INFO] [stderr]     | |__- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:413:35
[INFO] [stderr]     |
[INFO] [stderr] 413 |                       let val=i as &Any;
[INFO] [stderr]     |                                     ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] ...
[INFO] [stderr] 431 | / build_visit!(
[INFO] [stderr] 432 | |     Abi: visit_abi,
[INFO] [stderr] 433 | |     AngleBracketedGenericArguments: visit_angle_bracketed_generic_arguments,
[INFO] [stderr] 434 | |     ArgCaptured: visit_arg_captured,
[INFO] [stderr] ...   |
[INFO] [stderr] 623 | |     WherePredicate: visit_where_predicate
[INFO] [stderr] 624 | | );
[INFO] [stderr]     | |__- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[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:413:35
[INFO] [stderr]     |
[INFO] [stderr] 413 |                       let val=i as &Any;
[INFO] [stderr]     |                                     ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] ...
[INFO] [stderr] 431 | / build_visit!(
[INFO] [stderr] 432 | |     Abi: visit_abi,
[INFO] [stderr] 433 | |     AngleBracketedGenericArguments: visit_angle_bracketed_generic_arguments,
[INFO] [stderr] 434 | |     ArgCaptured: visit_arg_captured,
[INFO] [stderr] ...   |
[INFO] [stderr] 623 | |     WherePredicate: visit_where_predicate
[INFO] [stderr] 624 | | );
[INFO] [stderr]     | |__- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:413:35
[INFO] [stderr]     |
[INFO] [stderr] 413 |                       let val=i as &Any;
[INFO] [stderr]     |                                     ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] ...
[INFO] [stderr] 431 | / build_visit!(
[INFO] [stderr] 432 | |     Abi: visit_abi,
[INFO] [stderr] 433 | |     AngleBracketedGenericArguments: visit_angle_bracketed_generic_arguments,
[INFO] [stderr] 434 | |     ArgCaptured: visit_arg_captured,
[INFO] [stderr] ...   |
[INFO] [stderr] 623 | |     WherePredicate: visit_where_predicate
[INFO] [stderr] 624 | | );
[INFO] [stderr]     | |__- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/syn_query-78e7a71e8189b163
[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] [stderr]      Running /opt/rustwide/target/debug/deps/test-b89928726e557cbd
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test first ... ok
[INFO] [stdout] test map ... ok
[INFO] [stdout] test find ... ok
[INFO] [stdout] test next ... ok
[INFO] [stdout] test filter ... ok
[INFO] [stdout] test children ... ok
[INFO] [stdout] test last ... ok
[INFO] [stdout] test siblings ... ok
[INFO] [stdout] test has ... ok
[INFO] [stdout] test eq ... ok
[INFO] [stdout] test is ... ok
[INFO] [stdout] test prev ... ok
[INFO] [stdout] test not ... ok
[INFO] [stdout] test parent ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests syn_query
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 3) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ad3168cc95131661bb93adf4feb0dae18f24b1954c0ff06711f211bf9f0fc1e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad3168cc95131661bb93adf4feb0dae18f24b1954c0ff06711f211bf9f0fc1e3", kill_on_drop: false }`
[INFO] [stdout] ad3168cc95131661bb93adf4feb0dae18f24b1954c0ff06711f211bf9f0fc1e3