[INFO] fetching crate gen_value 0.7.0...
[INFO] testing gen_value-0.7.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate gen_value 0.7.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate gen_value 0.7.0
[INFO] finished tweaking crates.io crate gen_value 0.7.0
[INFO] tweaked toml for crates.io crate gen_value 0.7.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate gen_value 0.7.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a0fb53722a042e2279ee39775f3541b1cf528ce5428c267ea6f05578e047116d
[INFO] running `Command { std: "docker" "start" "-a" "a0fb53722a042e2279ee39775f3541b1cf528ce5428c267ea6f05578e047116d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0fb53722a042e2279ee39775f3541b1cf528ce5428c267ea6f05578e047116d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0fb53722a042e2279ee39775f3541b1cf528ce5428c267ea6f05578e047116d", kill_on_drop: false }`
[INFO] [stdout] a0fb53722a042e2279ee39775f3541b1cf528ce5428c267ea6f05578e047116d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4376ad3a754c209ab21c40324bdb9e55e83e55e395643d296778057b9d313b55
[INFO] running `Command { std: "docker" "start" "-a" "4376ad3a754c209ab21c40324bdb9e55e83e55e395643d296778057b9d313b55", kill_on_drop: false }`
[INFO] [stderr]    Compiling gen_value v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/lib.rs:120:50
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> core::fmt::Result {
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:16:5
[INFO] [stdout]     |
[INFO] [stdout]  16 |     unused_qualifications
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 120 -     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> core::fmt::Result {
[INFO] [stdout] 120 +     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "4376ad3a754c209ab21c40324bdb9e55e83e55e395643d296778057b9d313b55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4376ad3a754c209ab21c40324bdb9e55e83e55e395643d296778057b9d313b55", kill_on_drop: false }`
[INFO] [stdout] 4376ad3a754c209ab21c40324bdb9e55e83e55e395643d296778057b9d313b55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c7ebe582cbfeab03b72cb11b4032e268ddec12ba103e83c8a7da87f235d8574
[INFO] running `Command { std: "docker" "start" "-a" "2c7ebe582cbfeab03b72cb11b4032e268ddec12ba103e83c8a7da87f235d8574", kill_on_drop: false }`
[INFO] [stderr]    Compiling gen_value v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/lib.rs:120:50
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> core::fmt::Result {
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:16:5
[INFO] [stdout]     |
[INFO] [stdout]  16 |     unused_qualifications
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 120 -     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> core::fmt::Result {
[INFO] [stdout] 120 +     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/lib.rs:120:50
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> core::fmt::Result {
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:16:5
[INFO] [stdout]     |
[INFO] [stdout]  16 |     unused_qualifications
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 120 -     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> core::fmt::Result {
[INFO] [stdout] 120 +     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "2c7ebe582cbfeab03b72cb11b4032e268ddec12ba103e83c8a7da87f235d8574", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c7ebe582cbfeab03b72cb11b4032e268ddec12ba103e83c8a7da87f235d8574", kill_on_drop: false }`
[INFO] [stdout] 2c7ebe582cbfeab03b72cb11b4032e268ddec12ba103e83c8a7da87f235d8574
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 24abb41e5a6e63c734527553bf11fdbb5dda215db4a834a5c447431021b07693
[INFO] running `Command { std: "docker" "start" "-a" "24abb41e5a6e63c734527553bf11fdbb5dda215db4a834a5c447431021b07693", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/lib.rs:120:50
[INFO] [stderr]     |
[INFO] [stderr] 120 |     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> core::fmt::Result {
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:16:5
[INFO] [stderr]     |
[INFO] [stderr]  16 |     unused_qualifications
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 120 -     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> core::fmt::Result {
[INFO] [stderr] 120 +     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `gen_value` (lib) generated 1 warning (run `cargo fix --lib -p gen_value` to apply 1 suggestion)
[INFO] [stderr] warning: `gen_value` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/gen_value-c3d9ad139cb11eb6)
[INFO] [stdout] 
[INFO] [stdout] running 62 tests
[INFO] [stdout] test index::tests::test_alloc_with_custom_type ... ok
[INFO] [stdout] test index::tests::test_ordering_of_tuple ... ok
[INFO] [stdout] test index::tests::test_safety_multiple_deallocs ... ok
[INFO] [stdout] test index::tests::test_alloc_with_tuple ... ok
[INFO] [stdout] test tests::incrementable_overflow ... ok
[INFO] [stdout] test unmanaged::tests::test_contains_index_generation_greater_than_existing ... ok
[INFO] [stdout] test index::tests::test_safety_multiple_deallocs_after_allocing ... ok
[INFO] [stdout] test index::tests::test_alloc_use_all_generations ... ok
[INFO] [stdout] test unmanaged::tests::test_contains_index_out_of_bounds ... ok
[INFO] [stdout] test unmanaged::tests::test_contains_index_generation_less_than_existing ... ok
[INFO] [stdout] test unmanaged::tests::test_get_generation_greater_than_existing ... ok
[INFO] [stdout] test unmanaged::tests::test_get_generation_less_than_existing ... ok
[INFO] [stdout] test unmanaged::tests::test_get_index_out_of_bounds ... ok
[INFO] [stdout] test unmanaged::tests::test_get_mut_generation_greater_than_existing ... ok
[INFO] [stdout] test unmanaged::tests::test_get_mut_generation_less_than_existing ... ok
[INFO] [stdout] test unmanaged::tests::test_get_mut_index_out_of_bounds ... ok
[INFO] [stdout] test unmanaged::tests::test_set_index_out_of_bounds ... ok
[INFO] [stdout] test unmanaged::tests::test_set_next_gen_generation_already_equal ... ok
[INFO] [stdout] test unmanaged::tests::test_index_mut ... ok
[INFO] [stdout] test unmanaged::tests::test_set_next_gen_generation_less_than_existing ... ok
[INFO] [stdout] test unmanaged::tests::test_set_or_push_generation_less_than_existing ... ok
[INFO] [stdout] test unmanaged::tests::test_set_or_push_index_out_of_bounds ... ok
[INFO] [stdout] test vec::tests::test_contains_index_generation_greater_than_existing ... ok
[INFO] [stdout] test unmanaged::tests::test_set_next_gen_index_out_of_bounds ... ok
[INFO] [stdout] test vec::tests::test_contains_index_out_of_bounds ... ok
[INFO] [stdout] test vec::tests::test_contains_index_generation_less_than_existing ... ok
[INFO] [stdout] test unmanaged::tests::test_get_gen_index_out_of_bounds ... ok
[INFO] [stdout] test vec::tests::test_exhaust_single_index ... ok
[INFO] [stdout] test vec::tests::test_get_generation_greater_than_existing ... ok
[INFO] [stdout] test vec::tests::test_get_generation_less_than_existing ... ok
[INFO] [stdout] test unmanaged::tests::test_set_generation_less_than_existing ... ok
[INFO] [stdout] test vec::tests::test_get_mut_generation_less_than_existing ... ok
[INFO] [stdout] test vec::tests::test_get_mut_generation_greater_than_existing ... ok
[INFO] [stdout] test vec::tests::test_get_mut_index_out_of_bounds ... ok
[INFO] [stdout] test vec::tests::test_get_index_out_of_bounds ... ok
[INFO] [stdout] test unmanaged::tests::test_index_generation_less_than_existing - should panic ... ok
[INFO] [stdout] test unmanaged::tests::test_index_generation_greater_than_existing - should panic ... ok
[INFO] [stdout] test unmanaged::tests::test_index_mut_out_of_bounds_index - should panic ... ok
[INFO] [stdout] test unmanaged::tests::test_index_out_of_bounds_index - should panic ... ok
[INFO] [stdout] test vec::tests::test_remove_generation_more_than_one_less_than_existing ... ok
[INFO] [stdout] test vec::tests::test_remove_generation_no_next_generation - should panic ... ok
[INFO] [stdout] test vec::tests::test_insert_generational_index_unavailable_by_index ... ok
[INFO] [stdout] test vec::tests::test_remove_generation_one_less_than_existing ... ok
[INFO] [stdout] test vec::tests::test_remove_index_out_of_bounds ... ok
[INFO] [stdout] test vec::tests::test_remove_old_index_repeatedly ... ok
[INFO] [stdout] test vec::tests::test_set_generation_less_than_existing ... ok
[INFO] [stdout] test vec::tests::test_set_index_out_of_bounds ... ok
[INFO] [stdout] test vec::tests::test_usage ... ok
[INFO] [stdout] test unmanaged::tests::test_index_mut_generation_less_than_existing - should panic ... ok
[INFO] [stdout] test unmanaged::tests::test_set_or_push_generation_greater_than_existing - should panic ... ok
[INFO] [stdout] test unmanaged::tests::test_set_next_gen_generation_greater_than_more_than_one_existing - should panic ... ok
[INFO] [stdout] test unmanaged::tests::test_index_mut_generation_greater_than_existing - should panic ... ok
[INFO] [stdout] test unmanaged::tests::test_set_generation_greater_than_existing - should panic ... ok
[INFO] [stdout] test vec::tests::test_index_generation_greater_than_existing - should panic ... ok
[INFO] [stdout] test vec::tests::test_index_generation_less_than_existing - should panic ... ok
[INFO] [stdout] test vec::tests::test_index_mut_generation_greater_than_existing - should panic ... ok
[INFO] [stdout] test vec::tests::test_index_mut_out_of_bounds_index - should panic ... ok
[INFO] [stdout] test vec::tests::test_index_mut_generation_less_than_existing - should panic ... ok
[INFO] [stdout] test vec::tests::test_index_out_of_bounds_index - should panic ... ok
[INFO] [stdout] test vec::tests::test_remove_generation_greater_than_existing - should panic ... ok
[INFO] [stdout] test vec::tests::test_set_generation_greater_than_existing - should panic ... ok
[INFO] [stdout] test vec::tests::test_insert_generational_index_unavailable_by_generation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 62 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gen_value
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/index.rs - index::Allocator<G,I,GenIndex>::dealloc (line 317) ... ok
[INFO] [stdout] test src/index.rs - index::Allocator<G,I,GenIndex>::new (line 105) ... ok
[INFO] [stdout] test src/index.rs - index::Allocator<G,I,GenIndex>::dealloc (line 295) ... ok
[INFO] [stdout] test src/index.rs - index::Allocator<G,I,GenIndex>::alloc (line 214) ... ok
[INFO] [stdout] test src/index.rs - index::Allocator<G,I,GenIndex>::alloc (line 223) ... ok
[INFO] [stdout] test src/index.rs - index::Allocator<G,I,GenIndex>::new (line 125) ... ok
[INFO] [stdout] test src/index.rs - index::Allocator<G,I,GenIndex>::new (line 116) ... ok
[INFO] [stdout] test src/lib.rs - Incrementable (line 39) ... ok
[INFO] [stdout] test src/lib.rs - (line 38) ... ok
[INFO] [stdout] test src/index.rs - index::Allocator<G,I,GenIndex>::with_initial_index (line 170) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.91s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "24abb41e5a6e63c734527553bf11fdbb5dda215db4a834a5c447431021b07693", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24abb41e5a6e63c734527553bf11fdbb5dda215db4a834a5c447431021b07693", kill_on_drop: false }`
[INFO] [stdout] 24abb41e5a6e63c734527553bf11fdbb5dda215db4a834a5c447431021b07693