[INFO] fetching crate genrc 0.3.0...
[INFO] testing genrc-0.3.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate genrc 0.3.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate genrc 0.3.0
[INFO] finished tweaking crates.io crate genrc 0.3.0
[INFO] tweaked toml for crates.io crate genrc 0.3.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate genrc 0.3.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e75195828321725678e418a6890435785b8f1398e8b91a38444742706870c13
[INFO] running `Command { std: "docker" "start" "-a" "0e75195828321725678e418a6890435785b8f1398e8b91a38444742706870c13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e75195828321725678e418a6890435785b8f1398e8b91a38444742706870c13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e75195828321725678e418a6890435785b8f1398e8b91a38444742706870c13", kill_on_drop: false }`
[INFO] [stdout] 0e75195828321725678e418a6890435785b8f1398e8b91a38444742706870c13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4ba8f4ea1f9f9eadbfafddfc201aa1b36bfa442f50d9885d32f71e1f1ea13dd
[INFO] running `Command { std: "docker" "start" "-a" "e4ba8f4ea1f9f9eadbfafddfc201aa1b36bfa442f50d9885d32f71e1f1ea13dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling genrc v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stdout]    --> src/genrc.rs:325:9
[INFO] [stdout]     |
[INFO] [stdout] 325 |         this.ptr == other.ptr
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default
[INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
[INFO] [stdout]     |
[INFO] [stdout] 325 -         this.ptr == other.ptr
[INFO] [stdout] 325 +         std::ptr::addr_eq(this.ptr.as_ptr(), other.ptr.as_ptr())
[INFO] [stdout]     |
[INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stdout]     |
[INFO] [stdout] 325 -         this.ptr == other.ptr
[INFO] [stdout] 325 +         std::ptr::eq(this.ptr.as_ptr(), other.ptr.as_ptr())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "e4ba8f4ea1f9f9eadbfafddfc201aa1b36bfa442f50d9885d32f71e1f1ea13dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4ba8f4ea1f9f9eadbfafddfc201aa1b36bfa442f50d9885d32f71e1f1ea13dd", kill_on_drop: false }`
[INFO] [stdout] e4ba8f4ea1f9f9eadbfafddfc201aa1b36bfa442f50d9885d32f71e1f1ea13dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a1da0bdebbd8f9104f01f6a8e14bf34a1cd046b4859f0c08331a1c373cb2a18
[INFO] running `Command { std: "docker" "start" "-a" "0a1da0bdebbd8f9104f01f6a8e14bf34a1cd046b4859f0c08331a1c373cb2a18", kill_on_drop: false }`
[INFO] [stderr]    Compiling bumpalo v3.19.0
[INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stdout]    --> src/genrc.rs:325:9
[INFO] [stdout]     |
[INFO] [stdout] 325 |         this.ptr == other.ptr
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default
[INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
[INFO] [stdout]     |
[INFO] [stdout] 325 -         this.ptr == other.ptr
[INFO] [stdout] 325 +         std::ptr::addr_eq(this.ptr.as_ptr(), other.ptr.as_ptr())
[INFO] [stdout]     |
[INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stdout]     |
[INFO] [stdout] 325 -         this.ptr == other.ptr
[INFO] [stdout] 325 +         std::ptr::eq(this.ptr.as_ptr(), other.ptr.as_ptr())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling genrc v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/arc.rs:185:23
[INFO] [stdout]     |
[INFO] [stdout] 185 |         struct Cyclic(Weak<Cyclic>);
[INFO] [stdout]     |                ------ ^^^^^^^^^^^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/rc.rs:173:23
[INFO] [stdout]     |
[INFO] [stdout] 173 |         struct Cyclic(Weak<Cyclic>);
[INFO] [stdout]     |                ------ ^^^^^^^^^^^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stdout]    --> src/genrc.rs:325:9
[INFO] [stdout]     |
[INFO] [stdout] 325 |         this.ptr == other.ptr
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default
[INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
[INFO] [stdout]     |
[INFO] [stdout] 325 -         this.ptr == other.ptr
[INFO] [stdout] 325 +         std::ptr::addr_eq(this.ptr.as_ptr(), other.ptr.as_ptr())
[INFO] [stdout]     |
[INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stdout]     |
[INFO] [stdout] 325 -         this.ptr == other.ptr
[INFO] [stdout] 325 +         std::ptr::eq(this.ptr.as_ptr(), other.ptr.as_ptr())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "0a1da0bdebbd8f9104f01f6a8e14bf34a1cd046b4859f0c08331a1c373cb2a18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a1da0bdebbd8f9104f01f6a8e14bf34a1cd046b4859f0c08331a1c373cb2a18", kill_on_drop: false }`
[INFO] [stdout] 0a1da0bdebbd8f9104f01f6a8e14bf34a1cd046b4859f0c08331a1c373cb2a18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a03feef00d289f1a877014516df9fbfacb097529155327719639fe201578491c
[INFO] running `Command { std: "docker" "start" "-a" "a03feef00d289f1a877014516df9fbfacb097529155327719639fe201578491c", kill_on_drop: false }`
[INFO] [stderr] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stderr]    --> src/genrc.rs:325:9
[INFO] [stderr]     |
[INFO] [stderr] 325 |         this.ptr == other.ptr
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default
[INFO] [stderr] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
[INFO] [stderr]     |
[INFO] [stderr] 325 -         this.ptr == other.ptr
[INFO] [stderr] 325 +         std::ptr::addr_eq(this.ptr.as_ptr(), other.ptr.as_ptr())
[INFO] [stderr]     |
[INFO] [stderr] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stderr]     |
[INFO] [stderr] 325 -         this.ptr == other.ptr
[INFO] [stderr] 325 +         std::ptr::eq(this.ptr.as_ptr(), other.ptr.as_ptr())
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `genrc` (lib) generated 1 warning
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/arc.rs:185:23
[INFO] [stderr]     |
[INFO] [stderr] 185 |         struct Cyclic(Weak<Cyclic>);
[INFO] [stderr]     |                ------ ^^^^^^^^^^^^
[INFO] [stderr]     |                |
[INFO] [stderr]     |                field in this struct
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider removing this field
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/rc.rs:173:23
[INFO] [stderr]     |
[INFO] [stderr] 173 |         struct Cyclic(Weak<Cyclic>);
[INFO] [stderr]     |                ------ ^^^^^^^^^^^^
[INFO] [stderr]     |                |
[INFO] [stderr]     |                field in this struct
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider removing this field
[INFO] [stderr] 
[INFO] [stderr] warning: `genrc` (lib test) generated 3 warnings (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/genrc-df950271eaa83a8d)
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test arc::tests::test_cmp ... ok
[INFO] [stdout] test arc::tests::test_cyclic ... ok
[INFO] [stdout] test arc::tests::test_array_to_slice ... ok
[INFO] [stdout] test arc::tests::test_derived ... ok
[INFO] [stdout] test arc::tests::test_new_unique ... ok
[INFO] [stdout] test arc::tests::test_oopsie ... ok
[INFO] [stdout] test arc::tests::test_ptr_eq ... ok
[INFO] [stdout] test arc::tests::test_simpler ... ok
[INFO] [stdout] test arc::tests::test_trait_obj ... ok
[INFO] [stdout] test arc::tests::test_simple ... ok
[INFO] [stdout] test arc::tests::test_vec_to_slice ... ok
[INFO] [stdout] test arc::tests::test_weak ... ok
[INFO] [stdout] test rc::tests::test_array_to_slice ... ok
[INFO] [stdout] test rc::tests::test_cmp ... ok
[INFO] [stdout] test rc::tests::test_derived ... ok
[INFO] [stdout] test rc::tests::test_new_unique ... ok
[INFO] [stdout] test rc::tests::test_project_mut ... ok
[INFO] [stdout] test rc::tests::test_oopsie ... ok
[INFO] [stdout] test rc::tests::test_simple ... ok
[INFO] [stdout] test rc::tests::test_simpler ... ok
[INFO] [stdout] test rc::tests::test_cyclic ... ok
[INFO] [stdout] test rc::tests::test_vec_to_slice ... ok
[INFO] [stdout] test rc::tests::test_ptr_eq ... ok
[INFO] [stdout] test rc::tests::test_weak ... ok
[INFO] [stdout] test rc::tests::test_trait_obj ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests genrc
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/genrc.rs - genrc::Genrc<'a,T,C,Global,true>::from_mut_ref (line 382) ... ok
[INFO] [stdout] test src/lib.rs - (line 92) ... ok
[INFO] [stdout] test src/lib.rs - (line 169) ... ok
[INFO] [stdout] test src/lib.rs - (line 149) ... ok
[INFO] [stdout] test src/genrc.rs - genrc::Genrc<'a,T,C,Global,false>::from_ref (line 186) ... ok
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] test src/lib.rs - (line 123) ... ok
[INFO] [stdout] test src/lib.rs - (line 202) ... ok
[INFO] [stdout] test src/lib.rs - (line 34) ... ok
[INFO] [stdout] test src/lib.rs - (line 53) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a03feef00d289f1a877014516df9fbfacb097529155327719639fe201578491c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a03feef00d289f1a877014516df9fbfacb097529155327719639fe201578491c", kill_on_drop: false }`
[INFO] [stdout] a03feef00d289f1a877014516df9fbfacb097529155327719639fe201578491c