[INFO] fetching crate libflo_dynamic_event 0.1.2...
[INFO] checking libflo_dynamic_event-0.1.2 against beta-2020-07-24 for pr-75494-beta
[INFO] extracting crate libflo_dynamic_event 0.1.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate libflo_dynamic_event 0.1.2 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libflo_dynamic_event 0.1.2
[INFO] removed path dependency libflo_module from crates.io crate libflo_dynamic_event 0.1.2
[INFO] finished tweaking crates.io crate libflo_dynamic_event 0.1.2
[INFO] tweaked toml for crates.io crate libflo_dynamic_event 0.1.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0504f18b68e1c720694d61308f942b4dd0c4d1c6a6809302d5438680523bb6d6
[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" "0504f18b68e1c720694d61308f942b4dd0c4d1c6a6809302d5438680523bb6d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0504f18b68e1c720694d61308f942b4dd0c4d1c6a6809302d5438680523bb6d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0504f18b68e1c720694d61308f942b4dd0c4d1c6a6809302d5438680523bb6d6", kill_on_drop: false }`
[INFO] [stdout] 0504f18b68e1c720694d61308f942b4dd0c4d1c6a6809302d5438680523bb6d6
[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=forbid" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f74cccef0dc325755c64c5d657f11e943d0b9d0065bf187ab6e18b4c11c6b8a
[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" "7f74cccef0dc325755c64c5d657f11e943d0b9d0065bf187ab6e18b4c11c6b8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[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 aster v0.27.0
[INFO] [stderr]    Compiling syntex v0.44.0
[INFO] [stderr]    Compiling quasi v0.20.1
[INFO] [stderr]    Compiling serde_codegen_internals v0.8.9
[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_dynamic_event v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/libflo_dynamic_event-d49600d89d9bd13d/out/serde_types.rs:25:29
[INFO] [stdout]    |
[INFO] [stdout] 25 | ...                   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/libflo_dynamic_event-d49600d89d9bd13d/out/serde_types.rs:27:25
[INFO] [stdout]    |
[INFO] [stdout] 27 |                         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/libflo_dynamic_event-d49600d89d9bd13d/out/serde_types.rs:29:25
[INFO] [stdout]    |
[INFO] [stdout] 29 |                         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/libflo_dynamic_event-d49600d89d9bd13d/out/serde_types.rs:66:29
[INFO] [stdout]    |
[INFO] [stdout] 66 | ...                   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/libflo_dynamic_event-d49600d89d9bd13d/out/serde_types.rs:68:25
[INFO] [stdout]    |
[INFO] [stdout] 68 |                         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/libflo_dynamic_event-d49600d89d9bd13d/out/serde_types.rs:160:43
[INFO] [stdout]     |
[INFO] [stdout] 160 | ...                   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/libflo_dynamic_event-d49600d89d9bd13d/out/serde_types.rs:25:29
[INFO] [stdout]    |
[INFO] [stdout] 25 | ...                   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/libflo_dynamic_event-d49600d89d9bd13d/out/serde_types.rs:164:45
[INFO] [stdout]     |
[INFO] [stdout] 164 | ...                   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/libflo_dynamic_event-d49600d89d9bd13d/out/serde_types.rs:168:33
[INFO] [stdout]     |
[INFO] [stdout] 168 | ...                   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/libflo_dynamic_event-d49600d89d9bd13d/out/serde_types.rs:27:25
[INFO] [stdout]    |
[INFO] [stdout] 27 |                         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/libflo_dynamic_event-d49600d89d9bd13d/out/serde_types.rs:180:43
[INFO] [stdout]     |
[INFO] [stdout] 180 | ...                   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/libflo_dynamic_event-d49600d89d9bd13d/out/serde_types.rs:29:25
[INFO] [stdout]    |
[INFO] [stdout] 29 |                         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/libflo_dynamic_event-d49600d89d9bd13d/out/serde_types.rs:189:54
[INFO] [stdout]     |
[INFO] [stdout] 189 | ...                   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/libflo_dynamic_event-d49600d89d9bd13d/out/serde_types.rs:66:29
[INFO] [stdout]    |
[INFO] [stdout] 66 | ...                   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/libflo_dynamic_event-d49600d89d9bd13d/out/serde_types.rs:195:45
[INFO] [stdout]     |
[INFO] [stdout] 195 | ...                   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/libflo_dynamic_event-d49600d89d9bd13d/out/serde_types.rs:68:25
[INFO] [stdout]    |
[INFO] [stdout] 68 |                         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/libflo_dynamic_event-d49600d89d9bd13d/out/serde_types.rs:201:33
[INFO] [stdout]     |
[INFO] [stdout] 201 | ...                   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/libflo_dynamic_event-d49600d89d9bd13d/out/serde_types.rs:160:43
[INFO] [stdout]     |
[INFO] [stdout] 160 | ...                   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/libflo_dynamic_event-d49600d89d9bd13d/out/serde_types.rs:206:41
[INFO] [stdout]     |
[INFO] [stdout] 206 | ...                   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/libflo_dynamic_event-d49600d89d9bd13d/out/serde_types.rs:164:45
[INFO] [stdout]     |
[INFO] [stdout] 164 | ...                   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/libflo_dynamic_event-d49600d89d9bd13d/out/serde_types.rs:168:33
[INFO] [stdout]     |
[INFO] [stdout] 168 | ...                   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/libflo_dynamic_event-d49600d89d9bd13d/out/serde_types.rs:180:43
[INFO] [stdout]     |
[INFO] [stdout] 180 | ...                   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/libflo_dynamic_event-d49600d89d9bd13d/out/serde_types.rs:189:54
[INFO] [stdout]     |
[INFO] [stdout] 189 | ...                   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/libflo_dynamic_event-d49600d89d9bd13d/out/serde_types.rs:195:45
[INFO] [stdout]     |
[INFO] [stdout] 195 | ...                   try!(visitor . visit_value :: <
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/payload.rs:16:33
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn destructure(self) -> (DynamicEventMapper) {
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` 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/libflo_dynamic_event-d49600d89d9bd13d/out/serde_types.rs:201:33
[INFO] [stdout]     |
[INFO] [stdout] 201 | ...                   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/libflo_dynamic_event-d49600d89d9bd13d/out/serde_types.rs:206:41
[INFO] [stdout]     |
[INFO] [stdout] 206 | ...                   try!(visitor . missing_field (
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/payload.rs:16:33
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn destructure(self) -> (DynamicEventMapper) {
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` 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:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / error_chain! {
[INFO] [stdout] 4  | |     types { }
[INFO] [stdout] 5  | |
[INFO] [stdout] 6  | |     links {
[INFO] [stdout] ...  |
[INFO] [stdout] 47 | |     }
[INFO] [stdout] 48 | | }
[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::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / error_chain! {
[INFO] [stdout] 4  | |     types { }
[INFO] [stdout] 5  | |
[INFO] [stdout] 6  | |     links {
[INFO] [stdout] ...  |
[INFO] [stdout] 47 | |     }
[INFO] [stdout] 48 | | }
[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:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / error_chain! {
[INFO] [stdout] 4  | |     types { }
[INFO] [stdout] 5  | |
[INFO] [stdout] 6  | |     links {
[INFO] [stdout] ...  |
[INFO] [stdout] 47 | |     }
[INFO] [stdout] 48 | | }
[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:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / error_chain! {
[INFO] [stdout] 4  | |     types { }
[INFO] [stdout] 5  | |
[INFO] [stdout] 6  | |     links {
[INFO] [stdout] ...  |
[INFO] [stdout] 47 | |     }
[INFO] [stdout] 48 | | }
[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: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.95s
[INFO] running `Command { std: "docker" "inspect" "7f74cccef0dc325755c64c5d657f11e943d0b9d0065bf187ab6e18b4c11c6b8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f74cccef0dc325755c64c5d657f11e943d0b9d0065bf187ab6e18b4c11c6b8a", kill_on_drop: false }`
[INFO] [stdout] 7f74cccef0dc325755c64c5d657f11e943d0b9d0065bf187ab6e18b4c11c6b8a
