[INFO] fetching crate predicates-core 1.0.0...
[INFO] testing predicates-core-1.0.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate predicates-core 1.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate predicates-core 1.0.0 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 predicates-core 1.0.0
[INFO] finished tweaking crates.io crate predicates-core 1.0.0
[INFO] tweaked toml for crates.io crate predicates-core 1.0.0 written to /workspace/builds/worker-0/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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1fc5edd4305a017a776995bf973c3dbaf18a605a35593d8ccdce83f96ddc060
[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" "e1fc5edd4305a017a776995bf973c3dbaf18a605a35593d8ccdce83f96ddc060", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1fc5edd4305a017a776995bf973c3dbaf18a605a35593d8ccdce83f96ddc060", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1fc5edd4305a017a776995bf973c3dbaf18a605a35593d8ccdce83f96ddc060", kill_on_drop: false }`
[INFO] [stdout] e1fc5edd4305a017a776995bf973c3dbaf18a605a35593d8ccdce83f96ddc060
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7c9b49631b2ce19afecd8a94465a7b6278ce30d109fcfc9e5f8abcbc3e992296
[INFO] running `Command { std: "docker" "start" "-a" "7c9b49631b2ce19afecd8a94465a7b6278ce30d109fcfc9e5f8abcbc3e992296", kill_on_drop: false }`
[INFO] [stderr]    Compiling predicates-core v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reflection.rs:18:40
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn parameters<'a>(&'a self) -> Box<Iterator<Item = Parameter<'a>> + 'a> {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Parameter<'a>> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reflection.rs:24:38
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn children<'a>(&'a self) -> Box<Iterator<Item = Child<'a>> + 'a> {
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Child<'a>> + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reflection.rs:38:39
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub struct Parameter<'a>(&'a str, &'a fmt::Display);
[INFO] [stdout]    |                                       ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reflection.rs:42:41
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn new(key: &'a str, value: &'a fmt::Display) -> Self {
[INFO] [stdout]    |                                         ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reflection.rs:52:29
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn value(&self) -> &fmt::Display {
[INFO] [stdout]    |                             ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reflection.rs:70:35
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub struct Child<'a>(&'a str, &'a PredicateReflection);
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PredicateReflection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reflection.rs:74:41
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn new(key: &'a str, value: &'a PredicateReflection) -> Self {
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PredicateReflection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reflection.rs:84:29
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub fn value(&self) -> &PredicateReflection {
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PredicateReflection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reflection.rs:103:27
[INFO] [stdout]     |
[INFO] [stdout] 103 |     predicate: Option<&'a PredicateReflection>,
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PredicateReflection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reflection.rs:111:38
[INFO] [stdout]     |
[INFO] [stdout] 111 |     pub fn new(predicate: Option<&'a PredicateReflection>, result: bool) -> Self {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PredicateReflection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reflection.rs:133:40
[INFO] [stdout]     |
[INFO] [stdout] 133 |     pub fn predicate(&self) -> Option<&PredicateReflection> {
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PredicateReflection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reflection.rs:223:51
[INFO] [stdout]     |
[INFO] [stdout] 223 | pub struct Product(borrow::Cow<'static, str>, Box<fmt::Display>);
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reflection.rs:244:29
[INFO] [stdout]     |
[INFO] [stdout] 244 |     pub fn value(&self) -> &fmt::Display {
[INFO] [stdout]     |                             ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "7c9b49631b2ce19afecd8a94465a7b6278ce30d109fcfc9e5f8abcbc3e992296", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c9b49631b2ce19afecd8a94465a7b6278ce30d109fcfc9e5f8abcbc3e992296", kill_on_drop: false }`
[INFO] [stdout] 7c9b49631b2ce19afecd8a94465a7b6278ce30d109fcfc9e5f8abcbc3e992296
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ad85394810e51af0bd6acbfc724042d4d23ad880c427970df77233d1ebf29bb
[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" "5ad85394810e51af0bd6acbfc724042d4d23ad880c427970df77233d1ebf29bb", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reflection.rs:18:40
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn parameters<'a>(&'a self) -> Box<Iterator<Item = Parameter<'a>> + 'a> {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Parameter<'a>> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling predicates-core v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reflection.rs:24:38
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn children<'a>(&'a self) -> Box<Iterator<Item = Child<'a>> + 'a> {
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Child<'a>> + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reflection.rs:38:39
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub struct Parameter<'a>(&'a str, &'a fmt::Display);
[INFO] [stdout]    |                                       ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reflection.rs:42:41
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn new(key: &'a str, value: &'a fmt::Display) -> Self {
[INFO] [stdout]    |                                         ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reflection.rs:52:29
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn value(&self) -> &fmt::Display {
[INFO] [stdout]    |                             ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reflection.rs:70:35
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub struct Child<'a>(&'a str, &'a PredicateReflection);
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PredicateReflection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reflection.rs:74:41
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn new(key: &'a str, value: &'a PredicateReflection) -> Self {
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PredicateReflection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reflection.rs:84:29
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub fn value(&self) -> &PredicateReflection {
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PredicateReflection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reflection.rs:103:27
[INFO] [stdout]     |
[INFO] [stdout] 103 |     predicate: Option<&'a PredicateReflection>,
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PredicateReflection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reflection.rs:111:38
[INFO] [stdout]     |
[INFO] [stdout] 111 |     pub fn new(predicate: Option<&'a PredicateReflection>, result: bool) -> Self {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PredicateReflection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reflection.rs:133:40
[INFO] [stdout]     |
[INFO] [stdout] 133 |     pub fn predicate(&self) -> Option<&PredicateReflection> {
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PredicateReflection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reflection.rs:223:51
[INFO] [stdout]     |
[INFO] [stdout] 223 | pub struct Product(borrow::Cow<'static, str>, Box<fmt::Display>);
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reflection.rs:244:29
[INFO] [stdout]     |
[INFO] [stdout] 244 |     pub fn value(&self) -> &fmt::Display {
[INFO] [stdout]     |                             ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reflection.rs:18:40
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn parameters<'a>(&'a self) -> Box<Iterator<Item = Parameter<'a>> + 'a> {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Parameter<'a>> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reflection.rs:24:38
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn children<'a>(&'a self) -> Box<Iterator<Item = Child<'a>> + 'a> {
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Child<'a>> + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reflection.rs:38:39
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub struct Parameter<'a>(&'a str, &'a fmt::Display);
[INFO] [stdout]    |                                       ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reflection.rs:42:41
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn new(key: &'a str, value: &'a fmt::Display) -> Self {
[INFO] [stdout]    |                                         ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reflection.rs:52:29
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn value(&self) -> &fmt::Display {
[INFO] [stdout]    |                             ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reflection.rs:70:35
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub struct Child<'a>(&'a str, &'a PredicateReflection);
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PredicateReflection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reflection.rs:74:41
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn new(key: &'a str, value: &'a PredicateReflection) -> Self {
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PredicateReflection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reflection.rs:84:29
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub fn value(&self) -> &PredicateReflection {
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PredicateReflection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reflection.rs:103:27
[INFO] [stdout]     |
[INFO] [stdout] 103 |     predicate: Option<&'a PredicateReflection>,
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PredicateReflection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reflection.rs:111:38
[INFO] [stdout]     |
[INFO] [stdout] 111 |     pub fn new(predicate: Option<&'a PredicateReflection>, result: bool) -> Self {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PredicateReflection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reflection.rs:133:40
[INFO] [stdout]     |
[INFO] [stdout] 133 |     pub fn predicate(&self) -> Option<&PredicateReflection> {
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PredicateReflection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reflection.rs:223:51
[INFO] [stdout]     |
[INFO] [stdout] 223 | pub struct Product(borrow::Cow<'static, str>, Box<fmt::Display>);
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reflection.rs:244:29
[INFO] [stdout]     |
[INFO] [stdout] 244 |     pub fn value(&self) -> &fmt::Display {
[INFO] [stdout]     |                             ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "5ad85394810e51af0bd6acbfc724042d4d23ad880c427970df77233d1ebf29bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ad85394810e51af0bd6acbfc724042d4d23ad880c427970df77233d1ebf29bb", kill_on_drop: false }`
[INFO] [stdout] 5ad85394810e51af0bd6acbfc724042d4d23ad880c427970df77233d1ebf29bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] e0a6338dd2716c10af56623646624648d7cf1c3b2a3eadefb2e86e3b9d63b8bd
[INFO] running `Command { std: "docker" "start" "-a" "e0a6338dd2716c10af56623646624648d7cf1c3b2a3eadefb2e86e3b9d63b8bd", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reflection.rs:18:40
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn parameters<'a>(&'a self) -> Box<Iterator<Item = Parameter<'a>> + 'a> {
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Parameter<'a>> + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reflection.rs:24:38
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn children<'a>(&'a self) -> Box<Iterator<Item = Child<'a>> + 'a> {
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Child<'a>> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reflection.rs:38:39
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub struct Parameter<'a>(&'a str, &'a fmt::Display);
[INFO] [stderr]    |                                       ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reflection.rs:42:41
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn new(key: &'a str, value: &'a fmt::Display) -> Self {
[INFO] [stderr]    |                                         ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reflection.rs:52:29
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn value(&self) -> &fmt::Display {
[INFO] [stderr]    |                             ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reflection.rs:70:35
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub struct Child<'a>(&'a str, &'a PredicateReflection);
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PredicateReflection`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reflection.rs:74:41
[INFO] [stderr]    |
[INFO] [stderr] 74 |     pub fn new(key: &'a str, value: &'a PredicateReflection) -> Self {
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PredicateReflection`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reflection.rs:84:29
[INFO] [stderr]    |
[INFO] [stderr] 84 |     pub fn value(&self) -> &PredicateReflection {
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PredicateReflection`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reflection.rs:103:27
[INFO] [stderr]     |
[INFO] [stderr] 103 |     predicate: Option<&'a PredicateReflection>,
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PredicateReflection`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reflection.rs:111:38
[INFO] [stderr]     |
[INFO] [stderr] 111 |     pub fn new(predicate: Option<&'a PredicateReflection>, result: bool) -> Self {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PredicateReflection`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reflection.rs:133:40
[INFO] [stderr]     |
[INFO] [stderr] 133 |     pub fn predicate(&self) -> Option<&PredicateReflection> {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PredicateReflection`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reflection.rs:223:51
[INFO] [stderr]     |
[INFO] [stderr] 223 | pub struct Product(borrow::Cow<'static, str>, Box<fmt::Display>);
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reflection.rs:244:29
[INFO] [stderr]     |
[INFO] [stderr] 244 |     pub fn value(&self) -> &fmt::Display {
[INFO] [stderr]     |                             ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr] 
[INFO] [stderr] warning: 13 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reflection.rs:18:40
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn parameters<'a>(&'a self) -> Box<Iterator<Item = Parameter<'a>> + 'a> {
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Parameter<'a>> + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reflection.rs:24:38
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn children<'a>(&'a self) -> Box<Iterator<Item = Child<'a>> + 'a> {
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Child<'a>> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reflection.rs:38:39
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub struct Parameter<'a>(&'a str, &'a fmt::Display);
[INFO] [stderr]    |                                       ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reflection.rs:42:41
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn new(key: &'a str, value: &'a fmt::Display) -> Self {
[INFO] [stderr]    |                                         ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reflection.rs:52:29
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn value(&self) -> &fmt::Display {
[INFO] [stderr]    |                             ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reflection.rs:70:35
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub struct Child<'a>(&'a str, &'a PredicateReflection);
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PredicateReflection`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reflection.rs:74:41
[INFO] [stderr]    |
[INFO] [stderr] 74 |     pub fn new(key: &'a str, value: &'a PredicateReflection) -> Self {
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PredicateReflection`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reflection.rs:84:29
[INFO] [stderr]    |
[INFO] [stderr] 84 |     pub fn value(&self) -> &PredicateReflection {
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PredicateReflection`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reflection.rs:103:27
[INFO] [stderr]     |
[INFO] [stderr] 103 |     predicate: Option<&'a PredicateReflection>,
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PredicateReflection`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reflection.rs:111:38
[INFO] [stderr]     |
[INFO] [stderr] 111 |     pub fn new(predicate: Option<&'a PredicateReflection>, result: bool) -> Self {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PredicateReflection`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reflection.rs:133:40
[INFO] [stderr]     |
[INFO] [stderr] 133 |     pub fn predicate(&self) -> Option<&PredicateReflection> {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PredicateReflection`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reflection.rs:223:51
[INFO] [stderr]     |
[INFO] [stderr] 223 | pub struct Product(borrow::Cow<'static, str>, Box<fmt::Display>);
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reflection.rs:244:29
[INFO] [stderr]     |
[INFO] [stderr] 244 |     pub fn value(&self) -> &fmt::Display {
[INFO] [stderr]     |                             ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr] 
[INFO] [stderr] warning: 13 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/predicates_core-0d78bdaadb736120
[INFO] [stderr]    Doc-tests predicates-core
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/reflection.rs - reflection::Product (line 215) ... ok
[INFO] [stdout] test src/reflection.rs - reflection::Parameter (line 32) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e0a6338dd2716c10af56623646624648d7cf1c3b2a3eadefb2e86e3b9d63b8bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0a6338dd2716c10af56623646624648d7cf1c3b2a3eadefb2e86e3b9d63b8bd", kill_on_drop: false }`
[INFO] [stdout] e0a6338dd2716c10af56623646624648d7cf1c3b2a3eadefb2e86e3b9d63b8bd