[INFO] fetching crate pared 0.4.0...
[INFO] testing pared-0.4.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate pared 0.4.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate pared 0.4.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate pared 0.4.0
[INFO] tweaked toml for crates.io crate pared 0.4.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pared 0.4.0 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 pared 0.4.0 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] 6964dc89a743cfc00be91774b4461918743d305664b0cc8142b48cc42e95ffd0
[INFO] running `Command { std: "docker" "start" "-a" "6964dc89a743cfc00be91774b4461918743d305664b0cc8142b48cc42e95ffd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6964dc89a743cfc00be91774b4461918743d305664b0cc8142b48cc42e95ffd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6964dc89a743cfc00be91774b4461918743d305664b0cc8142b48cc42e95ffd0", kill_on_drop: false }`
[INFO] [stdout] 6964dc89a743cfc00be91774b4461918743d305664b0cc8142b48cc42e95ffd0
[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] f353e09aebff7a3e0d9f2fa63e3a0bb88410dbb3d0527eed0ce32981fc539c65
[INFO] running `Command { std: "docker" "start" "-a" "f353e09aebff7a3e0d9f2fa63e3a0bb88410dbb3d0527eed0ce32981fc539c65", kill_on_drop: false }`
[INFO] [stderr]    Compiling pared v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "f353e09aebff7a3e0d9f2fa63e3a0bb88410dbb3d0527eed0ce32981fc539c65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f353e09aebff7a3e0d9f2fa63e3a0bb88410dbb3d0527eed0ce32981fc539c65", kill_on_drop: false }`
[INFO] [stdout] f353e09aebff7a3e0d9f2fa63e3a0bb88410dbb3d0527eed0ce32981fc539c65
[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] 47d7a664fbffe6254c2a9617ffa387882ae5eecf914aff9d546a35c9314b550c
[INFO] running `Command { std: "docker" "start" "-a" "47d7a664fbffe6254c2a9617ffa387882ae5eecf914aff9d546a35c9314b550c", kill_on_drop: false }`
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling pared v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "47d7a664fbffe6254c2a9617ffa387882ae5eecf914aff9d546a35c9314b550c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47d7a664fbffe6254c2a9617ffa387882ae5eecf914aff9d546a35c9314b550c", kill_on_drop: false }`
[INFO] [stdout] 47d7a664fbffe6254c2a9617ffa387882ae5eecf914aff9d546a35c9314b550c
[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] b44c14de7ae29890ff2b88f59cdf0ee39632614476b72165f09331d86ae120cc
[INFO] running `Command { std: "docker" "start" "-a" "b44c14de7ae29890ff2b88f59cdf0ee39632614476b72165f09331d86ae120cc", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pared-85234dae50d52951)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test erased_ptr::tests::clone ... ok
[INFO] [stdout] test erased_ptr::tests::debug ... ok
[INFO] [stdout] test erased_ptr::tests::sized ... ok
[INFO] [stdout] test erased_ptr::tests::dyn_ptr ... ok
[INFO] [stdout] test erased_ptr::tests::unsized_slice ... ok
[INFO] [stdout] test prc::erased_rc::tests::erased_arc_drops_object_when_last_instance_drops ... ok
[INFO] [stdout] test prc::erased_rc::tests::erased_arc_drops_object_when_last_instance_drops_with_weak ... ok
[INFO] [stdout] test prc::erased_rc::tests::erased_arc_strong_count_tracks_instances ... ok
[INFO] [stdout] test prc::erased_rc::tests::erased_arc_weak_count ... ok
[INFO] [stdout] test prc::erased_rc::tests::weak_can_upgrade_when_there_are_instances ... ok
[INFO] [stdout] test sync::erased_arc::tests::erased_arc_drops_object_when_last_instance_drops_with_weak ... ok
[INFO] [stdout] test sync::erased_arc::tests::erased_arc_strong_count_tracks_instances ... ok
[INFO] [stdout] test sync::erased_arc::tests::erased_arc_drops_object_when_last_instance_drops ... ok
[INFO] [stdout] test sync::erased_arc::tests::erased_arc_weak_count ... ok
[INFO] [stdout] test sync::erased_arc::tests::weak_can_upgrade_when_there_are_instances ... ok
[INFO] [stdout] test vtable::tests::debug ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/parc.rs (/opt/rustwide/target/debug/deps/parc-456c23b9f066d326)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test as_ptr ... ok
[INFO] [stdout] test cmp ... ok
[INFO] [stdout] test borrows ... ok
[INFO] [stdout] test counts ... ok
[INFO] [stdout] test errors ... ok
[INFO] [stdout] test fallible_projections ... ok
[INFO] [stdout] test fmt ... ok
[INFO] [stdout] test float_nan_ne ... ok
[INFO] [stdout] test hash ... ok
[INFO] [stdout] test projection_of_dyn ... ok
[INFO] [stdout] test partial_eq ... ok
[INFO] [stdout] test projection_to_member ... ok
[INFO] [stderr]      Running tests/prc.rs (/opt/rustwide/target/debug/deps/prc-6538ce63478e4365)
[INFO] [stdout] test ptr_eq ... ok
[INFO] [stdout] test slice ... ok
[INFO] [stdout] test shared_from_iter_normal ... ok
[INFO] [stdout] test trait_object ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test as_ptr ... ok
[INFO] [stdout] test cmp ... ok
[INFO] [stdout] test borrows ... ok
[INFO] [stdout] test counts ... ok
[INFO] [stdout] test errors ... ok
[INFO] [stdout] test fallible_projections ... ok
[INFO] [stdout] test fmt ... ok
[INFO] [stdout] test float_nan_ne ... ok
[INFO] [stdout] test partial_eq ... ok
[INFO] [stdout] test projection_of_dyn ... ok
[INFO] [stdout] test hash ... ok
[INFO] [stdout] test projection_to_member ... ok
[INFO] [stdout] test shared_from_iter_normal ... ok
[INFO] [stdout] test ptr_eq ... ok
[INFO] [stdout] test slice ... ok
[INFO] [stdout] test trait_object ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pared
[INFO] [stdout] 
[INFO] [stdout] running 53 tests
[INFO] [stdout] test src/prc.rs - prc (line 59) - compile fail ... ok
[INFO] [stdout] test src/prc.rs - prc::Prc<T>::project (line 278) - compile fail ... ok
[INFO] [stdout] test src/prc.rs - prc::Prc<T>::from_rc (line 166) - compile fail ... ok
[INFO] [stdout] test src/prc.rs - prc::Prc<T>::from_rc (line 155) - compile fail ... ok
[INFO] [stdout] test src/prc.rs - prc (line 44) - compile fail ... ok
[INFO] [stdout] test src/prc.rs - prc (line 28) - compile fail ... ok
[INFO] [stdout] test src/prc.rs - prc::Prc<T>::project (line 286) - compile fail ... ok
[INFO] [stdout] test src/prc.rs - prc::Prc<T>::new (line 131) ... ok
[INFO] [stdout] test src/lib.rs - (line 95) ... ok
[INFO] [stdout] test src/prc.rs - prc::Prc<T>::downgrade (line 383) ... ok
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] test src/prc.rs - prc (line 8) ... ok
[INFO] [stdout] test src/prc.rs - prc::Prc<T>::from_rc (line 147) ... ok
[INFO] [stdout] test src/prc.rs - prc::Prc<T>::as_ptr (line 363) ... ok
[INFO] [stdout] test src/prc.rs - prc::Prc<T>::try_from_rc (line 230) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - (line 73) ... ok
[INFO] [stdout] test src/sync.rs - sync (line 51) - compile fail ... ok
[INFO] [stdout] test src/sync.rs - sync (line 30) - compile fail ... ok
[INFO] [stdout] test src/sync.rs - sync (line 38) - compile fail ... ok
[INFO] [stdout] test src/sync.rs - sync (line 67) - compile fail ... ok
[INFO] [stdout] test src/sync.rs - sync (line 82) - compile fail ... ok
[INFO] [stdout] test src/prc.rs - prc::Prc<T>::strong_count (line 425) ... ok
[INFO] [stdout] test src/prc.rs - prc::Prc<T>::project (line 271) ... ok
[INFO] [stdout] test src/prc.rs - prc::Prc (line 100) ... ok
[INFO] [stdout] test src/sync.rs - sync::Parc (line 152) - compile fail ... ok
[INFO] [stdout] test src/prc.rs - prc::Prc<T>::weak_count (line 406) ... ok
[INFO] [stdout] test src/sync.rs - sync::Parc (line 144) - compile fail ... ok
[INFO] [stdout] test src/prc.rs - prc::Prc<T>::try_project (line 324) ... ok
[INFO] [stdout] test src/sync.rs - sync::Parc<T>::from_arc (line 200) - compile fail ... ok
[INFO] [stdout] test src/prc.rs - prc::Weak<T>::upgrade (line 672) ... ok
[INFO] [stdout] test src/prc.rs - prc::Prc<T>::ptr_eq (line 443) ... ok
[INFO] [stdout] test src/sync.rs - sync::Parc<T>::from_arc (line 211) - compile fail ... ok
[INFO] [stdout] test src/sync.rs - sync (line 8) ... ok
[INFO] [stdout] test src/sync.rs - sync::Parc<T>::project (line 326) - compile fail ... ok
[INFO] [stdout] test src/sync.rs - sync::Parc<T>::project (line 334) - compile fail ... ok
[INFO] [stdout] test src/prc.rs - prc::Weak<T>::as_ptr (line 642) ... ok
[INFO] [stdout] test src/sync.rs - sync::Parc<T>::try_from_arc (line 278) - compile fail ... ok
[INFO] [stdout] test src/sync.rs - sync::Parc (line 122) ... ok
[INFO] [stdout] test src/sync.rs - sync::Parc<T>::downgrade (line 433) ... ok
[INFO] [stdout] test src/prc.rs - prc::Prc<T>::try_from_rc (line 209) ... ok
[INFO] [stdout] test src/sync.rs - sync::Parc<T>::from_arc (line 192) ... ok
[INFO] [stdout] test src/sync.rs - sync::Parc<T>::project (line 319) ... ok
[INFO] [stdout] test src/sync.rs - sync::Parc<T>::as_ptr (line 413) ... ok
[INFO] [stdout] test src/prc.rs - prc::Weak (line 610) ... ok
[INFO] [stdout] test src/sync.rs - sync::Parc<T>::ptr_eq (line 506) ... ok
[INFO] [stdout] test src/sync.rs - sync::Parc<T>::try_from_arc (line 257) ... ok
[INFO] [stdout] test src/sync.rs - sync::Parc<T>::strong_count (line 487) ... ok
[INFO] [stdout] test src/sync.rs - sync::Parc<T>::new (line 175) ... ok
[INFO] [stdout] test src/sync.rs - sync::Parc<T>::weak_count (line 462) ... ok
[INFO] [stdout] test src/sync.rs - sync::Weak<T>::upgrade (line 768) ... ok
[INFO] [stdout] test src/sync.rs - sync::Weak (line 689) ... ok
[INFO] [stdout] test src/sync.rs - sync::Parc<T>::try_project (line 375) ... ok
[INFO] [stdout] test src/sync.rs - sync::Weak<T>::as_ptr (line 739) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 53 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.27s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b44c14de7ae29890ff2b88f59cdf0ee39632614476b72165f09331d86ae120cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b44c14de7ae29890ff2b88f59cdf0ee39632614476b72165f09331d86ae120cc", kill_on_drop: false }`
[INFO] [stdout] b44c14de7ae29890ff2b88f59cdf0ee39632614476b72165f09331d86ae120cc