[INFO] crate guifast 0.1.0 is already in cache
[INFO] testing guifast-0.1.0 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate guifast 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate guifast 0.1.0 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate guifast 0.1.0
[INFO] removed path dependency libflo from crates.io crate guifast 0.1.0
[INFO] removed path dependency libflo_error from crates.io crate guifast 0.1.0
[INFO] removed path dependency libflo_module from crates.io crate guifast 0.1.0
[INFO] removed path dependency mut_static from crates.io crate guifast 0.1.0
[INFO] finished tweaking crates.io crate guifast 0.1.0
[INFO] tweaked toml for crates.io crate guifast 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 72e000eae83ae3d94673c665e6afa3eddd19c0c92b5b3b1aeb2487d1bb1bc00f
[INFO] running `Command { std: "docker" "start" "-a" "72e000eae83ae3d94673c665e6afa3eddd19c0c92b5b3b1aeb2487d1bb1bc00f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72e000eae83ae3d94673c665e6afa3eddd19c0c92b5b3b1aeb2487d1bb1bc00f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72e000eae83ae3d94673c665e6afa3eddd19c0c92b5b3b1aeb2487d1bb1bc00f", kill_on_drop: false }`
[INFO] [stdout] 72e000eae83ae3d94673c665e6afa3eddd19c0c92b5b3b1aeb2487d1bb1bc00f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c2568db4e27735872ceed5de25c01e4ee2f412936d98b9731e523579690c8c1
[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" "1c2568db4e27735872ceed5de25c01e4ee2f412936d98b9731e523579690c8c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling dtoa v0.2.2
[INFO] [stderr]    Compiling serde v0.8.23
[INFO] [stderr]    Compiling itoa v0.1.1
[INFO] [stderr]    Compiling sharedlib v6.0.0
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling miniz_oxide v0.4.0
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling backtrace-sys v0.1.37
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling error-chain v0.5.0
[INFO] [stderr]    Compiling serde_json v0.8.6
[INFO] [stderr]    Compiling syntex_pos v0.44.0
[INFO] [stderr]    Compiling syntex_errors v0.44.0
[INFO] [stderr]    Compiling syntex_syntax v0.44.1
[INFO] [stderr]    Compiling addr2line v0.13.0
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]    Compiling error-chain v0.7.2
[INFO] [stderr]    Compiling libflo_error v0.1.2
[INFO] [stderr]    Compiling mut_static v0.1.0
[INFO] [stderr]    Compiling syntex v0.44.0
[INFO] [stderr]    Compiling aster v0.27.0
[INFO] [stderr]    Compiling serde_codegen_internals v0.8.9
[INFO] [stderr]    Compiling quasi v0.20.1
[INFO] [stderr]    Compiling quasi_codegen v0.20.0
[INFO] [stderr]    Compiling serde_codegen v0.8.9
[INFO] [stderr]    Compiling libflo_module v0.1.2
[INFO] [stderr]    Compiling libflo_func v0.1.2
[INFO] [stderr]    Compiling libflo_event v0.1.2
[INFO] [stderr]    Compiling libflo_dynamic_event v0.1.2
[INFO] [stderr]    Compiling guifast v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling libflo v0.1.2
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:21:29
[INFO] [stdout]    |
[INFO] [stdout] 21 | ...                   try!(_serializer . serialize_struct (
[INFO] [stdout]    |                       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:23:25
[INFO] [stdout]    |
[INFO] [stdout] 23 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:25:25
[INFO] [stdout]    |
[INFO] [stdout] 25 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:115:43
[INFO] [stdout]     |
[INFO] [stdout] 115 | ...                   match try!(visitor . visit :: < String > (
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:119:45
[INFO] [stdout]     |
[INFO] [stdout] 119 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:124:43
[INFO] [stdout]     |
[INFO] [stdout] 124 | ...                   match try!(visitor . visit :: < String > (
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:128:45
[INFO] [stdout]     |
[INFO] [stdout] 128 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:132:33
[INFO] [stdout]     |
[INFO] [stdout] 132 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:145:43
[INFO] [stdout]     |
[INFO] [stdout] 145 | ...                   try!(visitor . visit_key :: <
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:154:54
[INFO] [stdout]     |
[INFO] [stdout] 154 | ...                   Some(try!(visitor .
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:164:54
[INFO] [stdout]     |
[INFO] [stdout] 164 | ...                   Some(try!(visitor .
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:169:45
[INFO] [stdout]     |
[INFO] [stdout] 169 | ...                   try!(visitor . visit_value :: <
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:175:33
[INFO] [stdout]     |
[INFO] [stdout] 175 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:180:41
[INFO] [stdout]     |
[INFO] [stdout] 180 | ...                   try!(visitor . missing_field ( "name"
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:187:41
[INFO] [stdout]     |
[INFO] [stdout] 187 | ...                   try!(visitor . missing_field ( "path"
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:240:29
[INFO] [stdout]     |
[INFO] [stdout] 240 | ...                   try!(_serializer . serialize_struct (
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:242:25
[INFO] [stdout]     |
[INFO] [stdout] 242 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:244:25
[INFO] [stdout]     |
[INFO] [stdout] 244 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:247:25
[INFO] [stdout]     |
[INFO] [stdout] 247 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:350:43
[INFO] [stdout]     |
[INFO] [stdout] 350 | ...                   match try!(visitor . visit :: <
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:355:45
[INFO] [stdout]     |
[INFO] [stdout] 355 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:360:43
[INFO] [stdout]     |
[INFO] [stdout] 360 | ...                   match try!(visitor . visit :: < String > (
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:364:45
[INFO] [stdout]     |
[INFO] [stdout] 364 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:369:43
[INFO] [stdout]     |
[INFO] [stdout] 369 | ...                   match try!(visitor . visit :: < String > (
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:373:45
[INFO] [stdout]     |
[INFO] [stdout] 373 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:377:33
[INFO] [stdout]     |
[INFO] [stdout] 377 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:395:43
[INFO] [stdout]     |
[INFO] [stdout] 395 | ...                   try!(visitor . visit_key :: <
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:404:54
[INFO] [stdout]     |
[INFO] [stdout] 404 | ...                   Some(try!(visitor .
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 | ...                   Some(try!(visitor .
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:425:54
[INFO] [stdout]     |
[INFO] [stdout] 425 | ...                   Some(try!(visitor .
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:430:45
[INFO] [stdout]     |
[INFO] [stdout] 430 | ...                   try!(visitor . visit_value :: <
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:436:33
[INFO] [stdout]     |
[INFO] [stdout] 436 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:441:41
[INFO] [stdout]     |
[INFO] [stdout] 441 | ...                   try!(visitor . missing_field (
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:448:41
[INFO] [stdout]     |
[INFO] [stdout] 448 | ...                   try!(visitor . missing_field (
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:455:41
[INFO] [stdout]     |
[INFO] [stdout] 455 | ...                   try!(visitor . missing_field (
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:519:29
[INFO] [stdout]     |
[INFO] [stdout] 519 | ...                   try!(_serializer . serialize_struct (
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:521:25
[INFO] [stdout]     |
[INFO] [stdout] 521 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:600:43
[INFO] [stdout]     |
[INFO] [stdout] 600 | ...                   match try!(visitor . visit :: <
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:605:45
[INFO] [stdout]     |
[INFO] [stdout] 605 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:609:33
[INFO] [stdout]     |
[INFO] [stdout] 609 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:622:43
[INFO] [stdout]     |
[INFO] [stdout] 622 | ...                   try!(visitor . visit_key :: <
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:631:54
[INFO] [stdout]     |
[INFO] [stdout] 631 | ...                   Some(try!(visitor .
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:637:45
[INFO] [stdout]     |
[INFO] [stdout] 637 | ...                   try!(visitor . visit_value :: <
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:643:33
[INFO] [stdout]     |
[INFO] [stdout] 643 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:648:41
[INFO] [stdout]     |
[INFO] [stdout] 648 | ...                   try!(visitor . missing_field (
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/func/construct.rs:9:34
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub extern fn construct(libflo: &Any) -> FuncResult<()> {
[INFO] [stdout]   |                                  ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / error_chain! {
[INFO] [stdout] 5  | |     types { }
[INFO] [stdout] 6  | |
[INFO] [stdout] 7  | |     links {
[INFO] [stdout] ...  |
[INFO] [stdout] 34 | |     }
[INFO] [stdout] 35 | | }
[INFO] [stdout]    | |_^
[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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]  --> src/static_libflo.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | / lazy_static! {
[INFO] [stdout] 6 | |     pub static ref STATIC_LIBFLO: MutStatic<Arc<Libflo>> = {
[INFO] [stdout] 7 | |         MutStatic::new()
[INFO] [stdout] 8 | |     };
[INFO] [stdout] 9 | | }
[INFO] [stdout]   | |_^
[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: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/error.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / error_chain! {
[INFO] [stdout] 5  | |     types { }
[INFO] [stdout] 6  | |
[INFO] [stdout] 7  | |     links {
[INFO] [stdout] ...  |
[INFO] [stdout] 34 | |     }
[INFO] [stdout] 35 | | }
[INFO] [stdout]    | |_^
[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: `extern` fn uses type `dyn std::any::Any`, which is not FFI-safe
[INFO] [stdout]  --> src/func/construct.rs:9:33
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub extern fn construct(libflo: &Any) -> FuncResult<()> {
[INFO] [stdout]   |                                 ^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]   = note: trait objects have no C equivalent
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::result::Result<(), libflo_error::Error>`, which is not FFI-safe
[INFO] [stdout]  --> src/func/construct.rs:9:42
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub extern fn construct(libflo: &Any) -> FuncResult<()> {
[INFO] [stdout]   |                                          ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]   = note: enum has no representation hint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::result::Result<(), libflo_error::Error>`, which is not FFI-safe
[INFO] [stdout]  --> src/func/get.rs:7:24
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub extern fn get() -> FuncResult<()> {
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]   = note: enum has no representation hint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 52 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 31s
[INFO] running `Command { std: "docker" "inspect" "1c2568db4e27735872ceed5de25c01e4ee2f412936d98b9731e523579690c8c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c2568db4e27735872ceed5de25c01e4ee2f412936d98b9731e523579690c8c1", kill_on_drop: false }`
[INFO] [stdout] 1c2568db4e27735872ceed5de25c01e4ee2f412936d98b9731e523579690c8c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--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] 740e665cb25ada9e3b5b0f4f9bd54c937e7e10caaa2250ea94a4b641b52deb32
[INFO] running `Command { std: "docker" "start" "-a" "740e665cb25ada9e3b5b0f4f9bd54c937e7e10caaa2250ea94a4b641b52deb32", kill_on_drop: false }`
[INFO] [stderr]    Compiling guifast v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:21:29
[INFO] [stdout]    |
[INFO] [stdout] 21 | ...                   try!(_serializer . serialize_struct (
[INFO] [stdout]    |                       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:23:25
[INFO] [stdout]    |
[INFO] [stdout] 23 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:25:25
[INFO] [stdout]    |
[INFO] [stdout] 25 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:115:43
[INFO] [stdout]     |
[INFO] [stdout] 115 | ...                   match try!(visitor . visit :: < String > (
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:119:45
[INFO] [stdout]     |
[INFO] [stdout] 119 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:124:43
[INFO] [stdout]     |
[INFO] [stdout] 124 | ...                   match try!(visitor . visit :: < String > (
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:128:45
[INFO] [stdout]     |
[INFO] [stdout] 128 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:132:33
[INFO] [stdout]     |
[INFO] [stdout] 132 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:145:43
[INFO] [stdout]     |
[INFO] [stdout] 145 | ...                   try!(visitor . visit_key :: <
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:154:54
[INFO] [stdout]     |
[INFO] [stdout] 154 | ...                   Some(try!(visitor .
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:164:54
[INFO] [stdout]     |
[INFO] [stdout] 164 | ...                   Some(try!(visitor .
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:169:45
[INFO] [stdout]     |
[INFO] [stdout] 169 | ...                   try!(visitor . visit_value :: <
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:175:33
[INFO] [stdout]     |
[INFO] [stdout] 175 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:180:41
[INFO] [stdout]     |
[INFO] [stdout] 180 | ...                   try!(visitor . missing_field ( "name"
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:187:41
[INFO] [stdout]     |
[INFO] [stdout] 187 | ...                   try!(visitor . missing_field ( "path"
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:240:29
[INFO] [stdout]     |
[INFO] [stdout] 240 | ...                   try!(_serializer . serialize_struct (
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:242:25
[INFO] [stdout]     |
[INFO] [stdout] 242 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:244:25
[INFO] [stdout]     |
[INFO] [stdout] 244 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:247:25
[INFO] [stdout]     |
[INFO] [stdout] 247 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:350:43
[INFO] [stdout]     |
[INFO] [stdout] 350 | ...                   match try!(visitor . visit :: <
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:355:45
[INFO] [stdout]     |
[INFO] [stdout] 355 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:360:43
[INFO] [stdout]     |
[INFO] [stdout] 360 | ...                   match try!(visitor . visit :: < String > (
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:364:45
[INFO] [stdout]     |
[INFO] [stdout] 364 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:369:43
[INFO] [stdout]     |
[INFO] [stdout] 369 | ...                   match try!(visitor . visit :: < String > (
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:373:45
[INFO] [stdout]     |
[INFO] [stdout] 373 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:377:33
[INFO] [stdout]     |
[INFO] [stdout] 377 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:395:43
[INFO] [stdout]     |
[INFO] [stdout] 395 | ...                   try!(visitor . visit_key :: <
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:404:54
[INFO] [stdout]     |
[INFO] [stdout] 404 | ...                   Some(try!(visitor .
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 | ...                   Some(try!(visitor .
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:425:54
[INFO] [stdout]     |
[INFO] [stdout] 425 | ...                   Some(try!(visitor .
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:430:45
[INFO] [stdout]     |
[INFO] [stdout] 430 | ...                   try!(visitor . visit_value :: <
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:436:33
[INFO] [stdout]     |
[INFO] [stdout] 436 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:441:41
[INFO] [stdout]     |
[INFO] [stdout] 441 | ...                   try!(visitor . missing_field (
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:448:41
[INFO] [stdout]     |
[INFO] [stdout] 448 | ...                   try!(visitor . missing_field (
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:455:41
[INFO] [stdout]     |
[INFO] [stdout] 455 | ...                   try!(visitor . missing_field (
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:519:29
[INFO] [stdout]     |
[INFO] [stdout] 519 | ...                   try!(_serializer . serialize_struct (
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:521:25
[INFO] [stdout]     |
[INFO] [stdout] 521 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:600:43
[INFO] [stdout]     |
[INFO] [stdout] 600 | ...                   match try!(visitor . visit :: <
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:605:45
[INFO] [stdout]     |
[INFO] [stdout] 605 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:609:33
[INFO] [stdout]     |
[INFO] [stdout] 609 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:622:43
[INFO] [stdout]     |
[INFO] [stdout] 622 | ...                   try!(visitor . visit_key :: <
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:631:54
[INFO] [stdout]     |
[INFO] [stdout] 631 | ...                   Some(try!(visitor .
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:637:45
[INFO] [stdout]     |
[INFO] [stdout] 637 | ...                   try!(visitor . visit_value :: <
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:643:33
[INFO] [stdout]     |
[INFO] [stdout] 643 | ...                   try!(visitor . end (  ));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:648:41
[INFO] [stdout]     |
[INFO] [stdout] 648 | ...                   try!(visitor . missing_field (
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/func/construct.rs:9:34
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub extern fn construct(libflo: &Any) -> FuncResult<()> {
[INFO] [stdout]   |                                  ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / error_chain! {
[INFO] [stdout] 5  | |     types { }
[INFO] [stdout] 6  | |
[INFO] [stdout] 7  | |     links {
[INFO] [stdout] ...  |
[INFO] [stdout] 34 | |     }
[INFO] [stdout] 35 | | }
[INFO] [stdout]    | |_^
[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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]  --> src/static_libflo.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | / lazy_static! {
[INFO] [stdout] 6 | |     pub static ref STATIC_LIBFLO: MutStatic<Arc<Libflo>> = {
[INFO] [stdout] 7 | |         MutStatic::new()
[INFO] [stdout] 8 | |     };
[INFO] [stdout] 9 | | }
[INFO] [stdout]   | |_^
[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: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/error.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / error_chain! {
[INFO] [stdout] 5  | |     types { }
[INFO] [stdout] 6  | |
[INFO] [stdout] 7  | |     links {
[INFO] [stdout] ...  |
[INFO] [stdout] 34 | |     }
[INFO] [stdout] 35 | | }
[INFO] [stdout]    | |_^
[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: `extern` fn uses type `dyn std::any::Any`, which is not FFI-safe
[INFO] [stdout]  --> src/func/construct.rs:9:33
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub extern fn construct(libflo: &Any) -> FuncResult<()> {
[INFO] [stdout]   |                                 ^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]   = note: trait objects have no C equivalent
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::result::Result<(), libflo_error::Error>`, which is not FFI-safe
[INFO] [stdout]  --> src/func/construct.rs:9:42
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub extern fn construct(libflo: &Any) -> FuncResult<()> {
[INFO] [stdout]   |                                          ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]   = note: enum has no representation hint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::result::Result<(), libflo_error::Error>`, which is not FFI-safe
[INFO] [stdout]  --> src/func/get.rs:7:24
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub extern fn get() -> FuncResult<()> {
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]   = note: enum has no representation hint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 52 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.63s
[INFO] running `Command { std: "docker" "inspect" "740e665cb25ada9e3b5b0f4f9bd54c937e7e10caaa2250ea94a4b641b52deb32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "740e665cb25ada9e3b5b0f4f9bd54c937e7e10caaa2250ea94a4b641b52deb32", kill_on_drop: false }`
[INFO] [stdout] 740e665cb25ada9e3b5b0f4f9bd54c937e7e10caaa2250ea94a4b641b52deb32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", 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] 7844c2935f9b77f13a1617a1b05334823eacf2928890f94e281ef89029470808
[INFO] running `Command { std: "docker" "start" "-a" "7844c2935f9b77f13a1617a1b05334823eacf2928890f94e281ef89029470808", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:21:29
[INFO] [stderr]    |
[INFO] [stderr] 21 | ...                   try!(_serializer . serialize_struct (
[INFO] [stderr]    |                       ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:23:25
[INFO] [stderr]    |
[INFO] [stderr] 23 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:25:25
[INFO] [stderr]    |
[INFO] [stderr] 25 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:115:43
[INFO] [stderr]     |
[INFO] [stderr] 115 | ...                   match try!(visitor . visit :: < String > (
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:119:45
[INFO] [stderr]     |
[INFO] [stderr] 119 | ...                   try!(visitor . end (  ));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:124:43
[INFO] [stderr]     |
[INFO] [stderr] 124 | ...                   match try!(visitor . visit :: < String > (
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:128:45
[INFO] [stderr]     |
[INFO] [stderr] 128 | ...                   try!(visitor . end (  ));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:132:33
[INFO] [stderr]     |
[INFO] [stderr] 132 | ...                   try!(visitor . end (  ));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:145:43
[INFO] [stderr]     |
[INFO] [stderr] 145 | ...                   try!(visitor . visit_key :: <
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:154:54
[INFO] [stderr]     |
[INFO] [stderr] 154 | ...                   Some(try!(visitor .
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:164:54
[INFO] [stderr]     |
[INFO] [stderr] 164 | ...                   Some(try!(visitor .
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:169:45
[INFO] [stderr]     |
[INFO] [stderr] 169 | ...                   try!(visitor . visit_value :: <
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:175:33
[INFO] [stderr]     |
[INFO] [stderr] 175 | ...                   try!(visitor . end (  ));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:180:41
[INFO] [stderr]     |
[INFO] [stderr] 180 | ...                   try!(visitor . missing_field ( "name"
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:187:41
[INFO] [stderr]     |
[INFO] [stderr] 187 | ...                   try!(visitor . missing_field ( "path"
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:240:29
[INFO] [stderr]     |
[INFO] [stderr] 240 | ...                   try!(_serializer . serialize_struct (
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:242:25
[INFO] [stderr]     |
[INFO] [stderr] 242 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:244:25
[INFO] [stderr]     |
[INFO] [stderr] 244 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:247:25
[INFO] [stderr]     |
[INFO] [stderr] 247 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:350:43
[INFO] [stderr]     |
[INFO] [stderr] 350 | ...                   match try!(visitor . visit :: <
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:355:45
[INFO] [stderr]     |
[INFO] [stderr] 355 | ...                   try!(visitor . end (  ));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:360:43
[INFO] [stderr]     |
[INFO] [stderr] 360 | ...                   match try!(visitor . visit :: < String > (
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:364:45
[INFO] [stderr]     |
[INFO] [stderr] 364 | ...                   try!(visitor . end (  ));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:369:43
[INFO] [stderr]     |
[INFO] [stderr] 369 | ...                   match try!(visitor . visit :: < String > (
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:373:45
[INFO] [stderr]     |
[INFO] [stderr] 373 | ...                   try!(visitor . end (  ));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:377:33
[INFO] [stderr]     |
[INFO] [stderr] 377 | ...                   try!(visitor . end (  ));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:395:43
[INFO] [stderr]     |
[INFO] [stderr] 395 | ...                   try!(visitor . visit_key :: <
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:404:54
[INFO] [stderr]     |
[INFO] [stderr] 404 | ...                   Some(try!(visitor .
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:415:54
[INFO] [stderr]     |
[INFO] [stderr] 415 | ...                   Some(try!(visitor .
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:425:54
[INFO] [stderr]     |
[INFO] [stderr] 425 | ...                   Some(try!(visitor .
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:430:45
[INFO] [stderr]     |
[INFO] [stderr] 430 | ...                   try!(visitor . visit_value :: <
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:436:33
[INFO] [stderr]     |
[INFO] [stderr] 436 | ...                   try!(visitor . end (  ));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:441:41
[INFO] [stderr]     |
[INFO] [stderr] 441 | ...                   try!(visitor . missing_field (
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:448:41
[INFO] [stderr]     |
[INFO] [stderr] 448 | ...                   try!(visitor . missing_field (
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:455:41
[INFO] [stderr]     |
[INFO] [stderr] 455 | ...                   try!(visitor . missing_field (
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:519:29
[INFO] [stderr]     |
[INFO] [stderr] 519 | ...                   try!(_serializer . serialize_struct (
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:521:25
[INFO] [stderr]     |
[INFO] [stderr] 521 |                         try!(_serializer . serialize_struct_elt (
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:600:43
[INFO] [stderr]     |
[INFO] [stderr] 600 | ...                   match try!(visitor . visit :: <
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:605:45
[INFO] [stderr]     |
[INFO] [stderr] 605 | ...                   try!(visitor . end (  ));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:609:33
[INFO] [stderr]     |
[INFO] [stderr] 609 | ...                   try!(visitor . end (  ));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:622:43
[INFO] [stderr]     |
[INFO] [stderr] 622 | ...                   try!(visitor . visit_key :: <
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:631:54
[INFO] [stderr]     |
[INFO] [stderr] 631 | ...                   Some(try!(visitor .
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:637:45
[INFO] [stderr]     |
[INFO] [stderr] 637 | ...                   try!(visitor . visit_value :: <
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:643:33
[INFO] [stderr]     |
[INFO] [stderr] 643 | ...                   try!(visitor . end (  ));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/guifast-c8b39cc7b5a6e6ea/out/serde_types.rs:648:41
[INFO] [stderr]     |
[INFO] [stderr] 648 | ...                   try!(visitor . missing_field (
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/func/construct.rs:9:34
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub extern fn construct(libflo: &Any) -> FuncResult<()> {
[INFO] [stderr]   |                                  ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:4:1
[INFO] [stderr]    |
[INFO] [stderr] 4  | / error_chain! {
[INFO] [stderr] 5  | |     types { }
[INFO] [stderr] 6  | |
[INFO] [stderr] 7  | |     links {
[INFO] [stderr] ...  |
[INFO] [stderr] 34 | |     }
[INFO] [stderr] 35 | | }
[INFO] [stderr]    | |_^
[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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/static_libflo.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | / lazy_static! {
[INFO] [stderr] 6 | |     pub static ref STATIC_LIBFLO: MutStatic<Arc<Libflo>> = {
[INFO] [stderr] 7 | |         MutStatic::new()
[INFO] [stderr] 8 | |     };
[INFO] [stderr] 9 | | }
[INFO] [stderr]   | |_^
[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: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:4:1
[INFO] [stderr]    |
[INFO] [stderr] 4  | / error_chain! {
[INFO] [stderr] 5  | |     types { }
[INFO] [stderr] 6  | |
[INFO] [stderr] 7  | |     links {
[INFO] [stderr] ...  |
[INFO] [stderr] 34 | |     }
[INFO] [stderr] 35 | | }
[INFO] [stderr]    | |_^
[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: `extern` fn uses type `dyn std::any::Any`, which is not FFI-safe
[INFO] [stderr]  --> src/func/construct.rs:9:33
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub extern fn construct(libflo: &Any) -> FuncResult<()> {
[INFO] [stderr]   |                                 ^^^^ not FFI-safe
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stderr]   = note: trait objects have no C equivalent
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `std::result::Result<(), libflo_error::Error>`, which is not FFI-safe
[INFO] [stderr]  --> src/func/construct.rs:9:42
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub extern fn construct(libflo: &Any) -> FuncResult<()> {
[INFO] [stderr]   |                                          ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]   |
[INFO] [stderr]   = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stderr]   = note: enum has no representation hint
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `std::result::Result<(), libflo_error::Error>`, which is not FFI-safe
[INFO] [stderr]  --> src/func/get.rs:7:24
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub extern fn get() -> FuncResult<()> {
[INFO] [stderr]   |                        ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]   |
[INFO] [stderr]   = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stderr]   = note: enum has no representation hint
[INFO] [stderr] 
[INFO] [stderr] warning: 52 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/guifast-fb4cdc53b7fd9c9a
[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" "7844c2935f9b77f13a1617a1b05334823eacf2928890f94e281ef89029470808", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7844c2935f9b77f13a1617a1b05334823eacf2928890f94e281ef89029470808", kill_on_drop: false }`
[INFO] [stdout] 7844c2935f9b77f13a1617a1b05334823eacf2928890f94e281ef89029470808