[INFO] crate referent 0.1.1 is already in cache
[INFO] checking referent-0.1.1 against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345
[INFO] extracting crate referent 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate referent 0.1.1 on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate referent 0.1.1
[INFO] finished tweaking crates.io crate referent 0.1.1
[INFO] tweaked toml for crates.io crate referent 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2180ca74847b9dc18983e68e46c5c2fba391f72bcce5adedbbf0da0a78a37e80
[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" "2180ca74847b9dc18983e68e46c5c2fba391f72bcce5adedbbf0da0a78a37e80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2180ca74847b9dc18983e68e46c5c2fba391f72bcce5adedbbf0da0a78a37e80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2180ca74847b9dc18983e68e46c5c2fba391f72bcce5adedbbf0da0a78a37e80", kill_on_drop: false }`
[INFO] [stdout] 2180ca74847b9dc18983e68e46c5c2fba391f72bcce5adedbbf0da0a78a37e80
[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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 967b9f239e638424dc1c17918c07a100c2fe8662c999f9cdd37374bebb2151c5
[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" "967b9f239e638424dc1c17918c07a100c2fe8662c999f9cdd37374bebb2151c5", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking referent v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> tests/size_and_align.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 9 | derive_referent!(Foo);
[INFO] [stdout]   |                  ^^^ help: use `dyn`: `dyn Foo`
[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]   --> tests/size_and_align.rs:31:22
[INFO] [stdout]    |
[INFO] [stdout] 31 |     check(&"foo" as &Foo);
[INFO] [stdout]    |                      ^^^ help: use `dyn`: `dyn Foo`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/size_and_align.rs:32:24
[INFO] [stdout]    |
[INFO] [stdout] 32 |     check(&[1,2,3] as &Foo);
[INFO] [stdout]    |                        ^^^ help: use `dyn`: `dyn Foo`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/size_and_align.rs:33:18
[INFO] [stdout]    |
[INFO] [stdout] 33 |     check(&1 as &Foo);
[INFO] [stdout]    |                  ^^^ help: use `dyn`: `dyn Foo`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> tests/basic.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 9 | derive_referent!(Foo<'a>, 'a);
[INFO] [stdout]   |                  ^^^^^^^ help: use `dyn`: `dyn Foo<'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]   --> tests/basic.rs:34:55
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let (data, meta) = Referent::disassemble(&bar as &Foo);
[INFO] [stdout]    |                                                       ^^^ help: use `dyn`: `dyn Foo`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/basic.rs:36:29
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let bar_ptr: *const Foo = Referent::assemble(data, meta);
[INFO] [stdout]    |                             ^^^ help: use `dyn`: `dyn Foo`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/basic.rs:40:55
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let (data, meta) = Referent::disassemble(&baz as &Foo);
[INFO] [stdout]    |                                                       ^^^ help: use `dyn`: `dyn Foo`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/basic.rs:42:29
[INFO] [stdout]    |
[INFO] [stdout] 42 |         let baz_ptr: *const Foo = Referent::assemble(data, meta);
[INFO] [stdout]    |                             ^^^ help: use `dyn`: `dyn Foo`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/basic.rs:55:24
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let ptr = &Bar as &Foo;
[INFO] [stdout]    |                        ^^^ help: use `dyn`: `dyn Foo`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/macro.rs:13:22
[INFO] [stdout]    |
[INFO] [stdout] 13 |     derive_referent!(Foo);
[INFO] [stdout]    |                      ^^^ help: use `dyn`: `dyn Foo`
[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]   --> tests/macro.rs:21:33
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let foo = &(5 as usize) as &Foo;
[INFO] [stdout]    |                                 ^^^ help: use `dyn`: `dyn Foo`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/macro.rs:23:19
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let new_foo: &Foo = unsafe {
[INFO] [stdout]    |                   ^^^ help: use `dyn`: `dyn Foo`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/macro.rs:39:22
[INFO] [stdout]    |
[INFO] [stdout] 39 |     derive_referent!(Generic<'a, T>, 'a, T);
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Generic<'a, T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/macro.rs:47:20
[INFO] [stdout]    |
[INFO] [stdout] 47 |     let i = &1 as &Generic<i32>;
[INFO] [stdout]    |                    ^^^^^^^^^^^^ help: use `dyn`: `dyn Generic<i32>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/macro.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let new_i: &Generic<i32> = unsafe {
[INFO] [stdout]    |                 ^^^^^^^^^^^^ help: use `dyn`: `dyn Generic<i32>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "967b9f239e638424dc1c17918c07a100c2fe8662c999f9cdd37374bebb2151c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "967b9f239e638424dc1c17918c07a100c2fe8662c999f9cdd37374bebb2151c5", kill_on_drop: false }`
[INFO] [stdout] 967b9f239e638424dc1c17918c07a100c2fe8662c999f9cdd37374bebb2151c5