[INFO] fetching crate arcshift 0.4.2...
[INFO] testing arcshift-0.4.2 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210
[INFO] extracting crate arcshift 0.4.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate arcshift 0.4.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate arcshift 0.4.2
[INFO] tweaked toml for crates.io crate arcshift 0.4.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate arcshift 0.4.2 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate arcshift 0.4.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4f56f4a8e986b0b488acb565568dcec69cd2f3dc2b9c612fff83fdf20a8303e
[INFO] running `Command { std: "docker" "start" "-a" "d4f56f4a8e986b0b488acb565568dcec69cd2f3dc2b9c612fff83fdf20a8303e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4f56f4a8e986b0b488acb565568dcec69cd2f3dc2b9c612fff83fdf20a8303e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4f56f4a8e986b0b488acb565568dcec69cd2f3dc2b9c612fff83fdf20a8303e", kill_on_drop: false }`
[INFO] [stdout] d4f56f4a8e986b0b488acb565568dcec69cd2f3dc2b9c612fff83fdf20a8303e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e33be990f0fa8239c75a02c9ea92704f21b36ee192d1789bebddc2abcae51a5b
[INFO] running `Command { std: "docker" "start" "-a" "e33be990f0fa8239c75a02c9ea92704f21b36ee192d1789bebddc2abcae51a5b", kill_on_drop: false }`
[INFO] [stderr]    Compiling arcshift v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "e33be990f0fa8239c75a02c9ea92704f21b36ee192d1789bebddc2abcae51a5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e33be990f0fa8239c75a02c9ea92704f21b36ee192d1789bebddc2abcae51a5b", kill_on_drop: false }`
[INFO] [stdout] e33be990f0fa8239c75a02c9ea92704f21b36ee192d1789bebddc2abcae51a5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ad0e0fbde433cb21b0f2202207086344d98394ccab1254bdcf8d359fdba03cb
[INFO] running `Command { std: "docker" "start" "-a" "3ad0e0fbde433cb21b0f2202207086344d98394ccab1254bdcf8d359fdba03cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling mutants v0.0.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.14
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling arcshift v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.17s
[INFO] running `Command { std: "docker" "inspect" "3ad0e0fbde433cb21b0f2202207086344d98394ccab1254bdcf8d359fdba03cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ad0e0fbde433cb21b0f2202207086344d98394ccab1254bdcf8d359fdba03cb", kill_on_drop: false }`
[INFO] [stdout] 3ad0e0fbde433cb21b0f2202207086344d98394ccab1254bdcf8d359fdba03cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d2ffbb54818a3d884e96e269d1a98fd83e0aedb2557ad31c2cb388de6a306059
[INFO] running `Command { std: "docker" "start" "-a" "d2ffbb54818a3d884e96e269d1a98fd83e0aedb2557ad31c2cb388de6a306059", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/arcshift-aa21d49ab7ea7636)
[INFO] [stdout] 
[INFO] [stdout] running 127 tests
[INFO] [stdout] test no_std_tests::smoke_test ... ok
[INFO] [stdout] test tests::custom_fuzz::generic_fuzzing_3817879 ... ok
[INFO] [stdout] test tests::custom_fuzz::generic_fuzzing_121 ... ok
[INFO] [stdout] test tests::custom_fuzz::generic_fuzzing_159 ... ok
[INFO] [stdout] test tests::custom_fuzz::generic_fuzzing_53014 ... ok
[INFO] [stdout] test tests::custom_fuzz::generic_thread_fuzzing_21 ... ok
[INFO] [stdout] test tests::custom_fuzz::generic_thread_fuzzing_2_only ... ok
[INFO] [stdout] test tests::custom_fuzz::generic_thread_fuzzing_121 ... ok
[INFO] [stdout] test tests::custom_fuzz::generic_thread_fuzzing_57 ... ok
[INFO] [stdout] test tests::custom_fuzz::generic_thread_fuzzing_8 ... ok
[INFO] [stdout] test tests::race_detector::generic_2threading2b ... ok
[INFO] [stdout] test tests::race_detector::generic_2threading2f ... ok
[INFO] [stdout] test tests::race_detector::generic_2threading2c ... ok
[INFO] [stdout] test tests::race_detector::generic_3threading2a ... ok
[INFO] [stdout] test tests::race_detector::generic_2threading2e ... ok
[INFO] [stdout] test tests::race_detector::generic_2threading2g ... ok
[INFO] [stdout] test tests::race_detector::generic_3threading_a_025 ... ok
[INFO] [stdout] test tests::simple::get_weak_count_works ... ok
[INFO] [stdout] test tests::race_detector::generic_3threading1 ... ok
[INFO] [stdout] test tests::race_detector::generic_3threading2c ... ok
[INFO] [stdout] test tests::race_detector::generic_2threading2d ... ok
[INFO] [stdout] test tests::race_detector::generic_3threading2b ... ok
[INFO] [stdout] test tests::race_detector::generic_3threading_a_5 ... ok
[INFO] [stdout] test tests::custom_fuzz::generic_thread_fuzzing_repro1 ... ok
[INFO] [stdout] test tests::race_detector::generic_3threading_a_3 ... ok
[INFO] [stdout] test tests::simple::pointer_decoration ... ok
[INFO] [stdout] test tests::race_detector::generic_3threading2e ... ok
[INFO] [stdout] test tests::custom_fuzz::generic_thread_fuzzing_repro2 ... ok
[INFO] [stdout] test tests::simple::simple_cell_handle ... ok
[INFO] [stdout] test tests::simple::simple_cell_recursion ... ok
[INFO] [stdout] test tests::simple::simple_box ... ok
[INFO] [stdout] test tests::simple::simple_create_and_clone ... ok
[INFO] [stdout] test tests::simple::simple_create_and_clone_and_update1 ... ok
[INFO] [stdout] test tests::simple::simple_cell_assign ... ok
[INFO] [stdout] test tests::simple::simple_create_and_clone_drop_other_order ... ok
[INFO] [stdout] test tests::simple::simple_create_and_update_once ... ok
[INFO] [stdout] test tests::simple::simple_create_and_update_twice ... ok
[INFO] [stdout] test tests::simple::simple_create ... ok
[INFO] [stdout] test tests::simple::simple_create_clone_and_update_twice ... ok
[INFO] [stdout] test tests::simple::simple_cell ... ok
[INFO] [stdout] test tests::simple::simple_downgrade ... ok
[INFO] [stdout] test tests::simple::simple_failing_into_inner ... ok
[INFO] [stdout] test tests::simple::simple_failing_into_inner2 ... ok
[INFO] [stdout] test tests::simple::simple_get ... ok
[INFO] [stdout] test tests::simple::simple_create_and_clone_and_update_other_drop_order ... ok
[INFO] [stdout] test tests::simple::simple_create_clone_twice_and_update_twice ... ok
[INFO] [stdout] test tests::simple::simple_deref ... ok
[INFO] [stdout] test tests::simple::simple_get3 ... ok
[INFO] [stdout] test tests::simple::simple_get4 ... ok
[INFO] [stdout] test tests::simple::simple_get5 ... ok
[INFO] [stdout] test tests::simple::simple_get_mut ... ok
[INFO] [stdout] test tests::simple::simple_get_mut2 ... ok
[INFO] [stdout] test tests::simple::simple_get2 ... ok
[INFO] [stdout] test tests::simple::simple_get_mut3 ... ok
[INFO] [stdout] test tests::simple::simple_get_mut4_mut ... ok
[INFO] [stdout] test tests::simple::simple_into_inner ... ok
[INFO] [stdout] test tests::simple::simple_into_inner2 ... ok
[INFO] [stdout] test tests::simple::simple_multiple_cell_handles ... ok
[INFO] [stdout] test tests::simple::simple_rcu ... ok
[INFO] [stdout] test tests::simple::simple_rcu_maybe ... ok
[INFO] [stdout] test tests::simple::simple_rcu_maybe3 ... ok
[INFO] [stdout] test tests::simple::simple_item_state_enum_semantics ... ok
[INFO] [stdout] test tests::simple::simple_rcu_maybe2 ... ok
[INFO] [stdout] test tests::simple::simple_threadlocal_cell ... ok
[INFO] [stdout] test tests::simple::simple_try_into ... ok
[INFO] [stdout] test tests::simple::simple_janitor_test ... ok
[INFO] [stdout] test tests::simple::simple_update ... ok
[INFO] [stdout] test tests::simple::simple_update0 ... ok
[INFO] [stdout] test tests::simple::simple_threaded ... ok
[INFO] [stdout] test tests::simple::simple_unsized ... ok
[INFO] [stdout] test tests::simple::simple_unsized_closure ... ok
[INFO] [stdout] test tests::simple::simple_unsized_str ... ok
[INFO] [stdout] test tests::simple::simple_update3 ... ok
[INFO] [stdout] test tests::simple::simple_update5 ... ok
[INFO] [stdout] test tests::simple::simple_update_boxed ... ok
[INFO] [stdout] test tests::simple::simple_update2 ... ok
[INFO] [stdout] test tests::simple::simple_upgrade3a0 ... ok
[INFO] [stdout] test tests::simple_test_clones2 ... ok
[INFO] [stdout] test tests::simple::simple_upgrade3a1 ... ok
[INFO] [stdout] test tests::simple::simple_upgrade4b ... ok
[INFO] [stdout] test tests::simple::simple_upgrade4c ... ok
[INFO] [stdout] test tests::simple::simple_upgrade_reg ... ok
[INFO] [stdout] test tests::simple_threading2 ... ok
[INFO] [stdout] test tests::simple_threading2_rcu ... ok
[INFO] [stdout] test tests::simple_threading2b ... ok
[INFO] [stdout] test tests::simple::simple_zerosized ... ok
[INFO] [stdout] test tests::simple_threading2d ... ok
[INFO] [stdout] test tests::simple_threading3_rcu ... ok
[INFO] [stdout] test tests::simple_threading3b ... ok
[INFO] [stdout] test tests::simple_threading3d ... ok
[INFO] [stdout] test tests::simple_threading3c ... ok
[INFO] [stdout] test tests::simple_threading4a ... ok
[INFO] [stdout] test tests::simple_threading2c ... ok
[INFO] [stdout] test tests::simple_threading3a ... ok
[INFO] [stdout] test tests::simple_threading4b ... ok
[INFO] [stdout] test tests::simple_threading4e ... ok
[INFO] [stdout] test tests::simple_threading_drop_four_times_update ... ok
[INFO] [stdout] test tests::simple_threading_rcu ... ok
[INFO] [stdout] test tests::simple_threading_repro2 ... ok
[INFO] [stdout] test tests::simple_threading_rcu_maybe ... ok
[INFO] [stdout] test tests::simple_threading4c ... ok
[INFO] [stdout] test tests::simple_threading_repro1 ... ok
[INFO] [stdout] test tests::simple_threading_drop_four ... ok
[INFO] [stdout] test tests::simple_threading4d ... ok
[INFO] [stdout] test tests::simple_threading_shared_get_thrice_update ... ok
[INFO] [stdout] test tests::simple_threading_repro3 ... ok
[INFO] [stdout] test tests::simple_threading_shared_get_drop ... ok
[INFO] [stdout] test tests::simple_threading_try_get_mut2 ... ok
[INFO] [stdout] test tests::simple_threading_try_into_inner2 ... ok
[INFO] [stdout] test tests::simple_threading_shared_get_twice_update ... ok
[INFO] [stdout] test tests::simple_threading_update_downgrade_shared_get ... ok
[INFO] [stdout] test tests::simple_threading_try_into_inner3 ... ok
[INFO] [stdout] test tests::simple_threading_shared_get_update ... ok
[INFO] [stdout] test tests::simple_threading_update_four ... ok
[INFO] [stdout] test tests::simple_threading_try_get_mut3 ... ok
[INFO] [stdout] test tests::test_recursive_structure ... ok
[INFO] [stdout] test tests::simple_threading_update_thrice ... ok
[INFO] [stdout] test tests::simple_threading_update_twice ... ok
[INFO] [stdout] test tests::simple_threading_update_in_one ... ok
[INFO] [stdout] test tests::race_detector::generic_3threading_b_000 ... ok
[INFO] [stdout] test no_std_tests::simple_panic - should panic ... ok
[INFO] [stdout] test tests::simple::panic_boxed_drop - should panic ... ok
[INFO] [stdout] test tests::simple::simple_panic - should panic ... ok
[INFO] [stdout] test tests::race_detector::generic_3threading_a_all ... ok
[INFO] [stdout] test tests::simple::simple_large ... ok
[INFO] [stdout] test tests::custom_fuzz::generic_fuzzing_all ... ok
[INFO] [stdout] test tests::custom_fuzz::generic_thread_fuzzing_all has been running for over 60 seconds
[INFO] [stdout] test tests::custom_fuzz::generic_thread_fuzzing_all ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 127 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 210.41s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests arcshift
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - ArcShiftWeak (line 439) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 230) - compile ... ok
[INFO] [stdout] test src/lib.rs - ArcShift (line 389) ... ok
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d2ffbb54818a3d884e96e269d1a98fd83e0aedb2557ad31c2cb388de6a306059", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2ffbb54818a3d884e96e269d1a98fd83e0aedb2557ad31c2cb388de6a306059", kill_on_drop: false }`
[INFO] [stdout] d2ffbb54818a3d884e96e269d1a98fd83e0aedb2557ad31c2cb388de6a306059