[INFO] fetching crate divbuf 0.4.1...
[INFO] testing divbuf-0.4.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate divbuf 0.4.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate divbuf 0.4.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate divbuf 0.4.1
[INFO] tweaked toml for crates.io crate divbuf 0.4.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate divbuf 0.4.1 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] crate crates.io crate divbuf 0.4.1 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] e4c620837c43c1dcd415d1a5179f0d05f8d1b277a982038b138b35671269ddfd
[INFO] running `Command { std: "docker" "start" "-a" "e4c620837c43c1dcd415d1a5179f0d05f8d1b277a982038b138b35671269ddfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4c620837c43c1dcd415d1a5179f0d05f8d1b277a982038b138b35671269ddfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4c620837c43c1dcd415d1a5179f0d05f8d1b277a982038b138b35671269ddfd", kill_on_drop: false }`
[INFO] [stdout] e4c620837c43c1dcd415d1a5179f0d05f8d1b277a982038b138b35671269ddfd
[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] 796c64422bfb7a55feb29ca55db755e3abf06ba69d9fa41b144bf086255dfb24
[INFO] running `Command { std: "docker" "start" "-a" "796c64422bfb7a55feb29ca55db755e3abf06ba69d9fa41b144bf086255dfb24", kill_on_drop: false }`
[INFO] [stderr]    Compiling divbuf v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "796c64422bfb7a55feb29ca55db755e3abf06ba69d9fa41b144bf086255dfb24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "796c64422bfb7a55feb29ca55db755e3abf06ba69d9fa41b144bf086255dfb24", kill_on_drop: false }`
[INFO] [stdout] 796c64422bfb7a55feb29ca55db755e3abf06ba69d9fa41b144bf086255dfb24
[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] e1929fb2eba66225d5af85900b0cf3660fde2a2e1dce9493a35384a7760038b7
[INFO] running `Command { std: "docker" "start" "-a" "e1929fb2eba66225d5af85900b0cf3660fde2a2e1dce9493a35384a7760038b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling divbuf v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "e1929fb2eba66225d5af85900b0cf3660fde2a2e1dce9493a35384a7760038b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1929fb2eba66225d5af85900b0cf3660fde2a2e1dce9493a35384a7760038b7", kill_on_drop: false }`
[INFO] [stdout] e1929fb2eba66225d5af85900b0cf3660fde2a2e1dce9493a35384a7760038b7
[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] 08f19b5fa512d153cc4f974907b416614837a4496b90f1a00e179574f1e34eaf
[INFO] running `Command { std: "docker" "start" "-a" "08f19b5fa512d153cc4f974907b416614837a4496b90f1a00e179574f1e34eaf", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/divbuf-533104f380cb9d85)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/functional.rs (/opt/rustwide/target/debug/deps/functional-867435d9556febc6)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 90 tests
[INFO] [stdout] test chunks::size_hint ... ok
[INFO] [stdout] test chunks_mut::size_hint ... ok
[INFO] [stdout] test chunks::iter ... ok
[INFO] [stdout] test divbuf_::as_ref ... ok
[INFO] [stdout] test divbuf_::as_ref_empty ... ok
[INFO] [stdout] test chunks_mut::iter ... ok
[INFO] [stdout] test divbuf_::borrow ... ok
[INFO] [stdout] test divbuf_::clone ... ok
[INFO] [stdout] test divbuf_::clone_inaccessible ... ok
[INFO] [stdout] test divbuf_::from_divbufmut ... ok
[INFO] [stdout] test divbuf_::deref ... ok
[INFO] [stdout] test divbuf_::hash ... ok
[INFO] [stdout] test divbuf_::deref_empty ... ok
[INFO] [stdout] test divbuf_::is_empty ... ok
[INFO] [stdout] test divbuf_::eq ... ok
[INFO] [stdout] test divbuf_::split_to ... ok
[INFO] [stdout] test divbuf_::drop_last ... ok
[INFO] [stdout] test divbuf_::slice ... ok
[INFO] [stdout] test divbuf_::ord ... ok
[INFO] [stdout] test divbuf_::slice_from ... ok
[INFO] [stdout] test divbuf_::split_off ... ok
[INFO] [stdout] test divbuf_::slice_to ... ok
[INFO] [stdout] test divbuf_::partial_ord ... ok
[INFO] [stdout] test divbuf_::send ... ok
[INFO] [stdout] test divbuf_::unsplit ... ok
[INFO] [stdout] test divbuf_inaccessible::clone ... ok
[INFO] [stdout] test divbuf_inaccessible::try_const_success ... ok
[INFO] [stdout] test divbuf_inaccessible::try_const_failure ... ok
[INFO] [stdout] test divbuf_inaccessible::try_mut_failure ... ok
[INFO] [stdout] test divbuf_::sync ... ok
[INFO] [stdout] test divbuf_inaccessible::try_mut_success ... ok
[INFO] [stdout] test divbuf_::try_mut ... ok
[INFO] [stdout] test divbuf_inaccessible::sync ... ok
[INFO] [stdout] test divbuf_inaccessible::send ... ok
[INFO] [stdout] test divbuf_mut::deref_empty ... ok
[INFO] [stdout] test divbuf_inaccessible::drop_last ... ok
[INFO] [stdout] test divbuf_mut::as_ref_empty ... ok
[INFO] [stdout] test divbuf_mut::as_ref ... ok
[INFO] [stdout] test divbuf_mut::borrowmut ... ok
[INFO] [stdout] test divbuf_mut::drop_last ... ok
[INFO] [stdout] test divbuf_mut::eq ... ok
[INFO] [stdout] test divbuf_mut::extend ... ok
[INFO] [stdout] test divbuf_mut::borrow ... ok
[INFO] [stdout] test divbuf_mut::freeze ... ok
[INFO] [stdout] test divbuf_mut::flush ... ok
[INFO] [stdout] test divbuf_mut::ord ... ok
[INFO] [stdout] test divbuf_mut::hash ... ok
[INFO] [stdout] test divbuf_mut::is_empty ... ok
[INFO] [stdout] test divbuf_mut::partial_ord ... ok
[INFO] [stdout] test divbuf_mut::reserve ... ok
[INFO] [stdout] test divbuf_mut::clone_inaccessible ... ok
[INFO] [stdout] test divbuf_mut::deref ... ok
[INFO] [stdout] test divbuf_mut::split_off ... ok
[INFO] [stdout] test divbuf_mut::split_to ... ok
[INFO] [stdout] test divbuf_mut::send ... ok
[INFO] [stdout] test divbuf_mut::derefmut ... ok
[INFO] [stdout] test divbuf_mut::derefmut_empty ... ok
[INFO] [stdout] test divbuf_mut::unsplit ... ok
[INFO] [stdout] test divbuf_mut::write ... ok
[INFO] [stdout] test divbuf_mut::write_all ... ok
[INFO] [stdout] test divbuf_mut::write_all_nonterminal ... ok
[INFO] [stdout] test divbuf_mut::write_nonterminal ... ok
[INFO] [stdout] test divbufshared::cap_and_len ... ok
[INFO] [stdout] test divbufshared::fmt ... ok
[INFO] [stdout] test divbufshared::from_slice ... ok
[INFO] [stdout] test divbufshared::is_empty ... ok
[INFO] [stdout] test divbufshared::send ... ok
[INFO] [stdout] test divbuf_mut::try_extend ... ok
[INFO] [stdout] test divbuf_mut::try_resize ... ok
[INFO] [stdout] test divbuf_mut::sync ... ok
[INFO] [stdout] test divbuf_mut::try_truncate ... ok
[INFO] [stdout] test divbufshared::to_vec_after_clone_inaccessible ... ok
[INFO] [stdout] test divbufshared::to_vec_after_try_const ... ok
[INFO] [stdout] test divbufshared::to_vec_after_try_mut ... ok
[INFO] [stdout] test divbufshared::try_const ... ok
[INFO] [stdout] test divbufshared::try_const_after_try_mut ... ok
[INFO] [stdout] test divbufshared::try_mut ... ok
[INFO] [stdout] test divbufshared::try_mut_after_try_const ... ok
[INFO] [stdout] test divbufshared::to_vec ... ok
[INFO] [stdout] test divbufshared::sync ... ok
[INFO] [stdout] test chunks_mut::zero - should panic ... ok
[INFO] [stdout] test divbuf_::split_off_past_the_end - should panic ... ok
[INFO] [stdout] test divbuf_::slice_after_end - should panic ... ok
[INFO] [stdout] test chunks::zero - should panic ... ok
[INFO] [stderr]      Running tests/thread_race.rs (/opt/rustwide/target/debug/deps/thread_race-acfcdd32c60845f0)
[INFO] [stdout] test divbuf_::slice_backwards - should panic ... ok
[INFO] [stdout] test divbuf_mut::extend_from_the_middle - should panic ... ok
[INFO] [stdout] test divbuf_::split_to_past_the_end - should panic ... ok
[INFO] [stdout] test divbuf_mut::split_off_past_the_end - should panic ... ok
[INFO] [stdout] test divbuf_mut::reserve_from_the_middle - should panic ... ok
[INFO] [stdout] test divbuf_mut::split_to_past_the_end - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 90 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_thread_race ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests divbuf
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test src/divbuf.rs - divbuf::DivBufMut (line 204) ... ok
[INFO] [stdout] test src/divbuf.rs - divbuf::DivBuf (line 160) - compile fail ... ok
[INFO] [stdout] test src/divbuf.rs - divbuf::DivBuf::split_off (line 564) ... ok
[INFO] [stdout] test src/divbuf.rs - divbuf::DivBufInaccessible::try_const (line 1217) ... ok
[INFO] [stdout] test src/divbuf.rs - divbuf::DivBufInaccessible::try_mut (line 1244) ... ok
[INFO] [stdout] test src/divbuf.rs - divbuf::DivBuf::clone_inaccessible (line 449) ... ok
[INFO] [stdout] test src/divbuf.rs - divbuf::DivBuf::into_chunks (line 478) ... ok
[INFO] [stdout] test src/divbuf.rs - divbuf::DivBuf::slice_to (line 544) ... ok
[INFO] [stdout] test src/divbuf.rs - divbuf::DivBufMut::clone_inaccessible (line 777) ... ok
[INFO] [stdout] test src/divbuf.rs - divbuf::DivBufMut::freeze (line 811) ... ok
[INFO] [stdout] test src/divbuf.rs - divbuf::DivBuf::try_mut (line 623) ... ok
[INFO] [stdout] test src/divbuf.rs - divbuf::DivBuf::slice (line 506) ... ok
[INFO] [stdout] test src/divbuf.rs - divbuf::DivBuf::unsplit (line 656) ... ok
[INFO] [stdout] test src/divbuf.rs - divbuf::DivBufMut::try_extend (line 966) ... ok
[INFO] [stdout] test src/divbuf.rs - divbuf::DivBuf (line 150) ... ok
[INFO] [stdout] test src/divbuf.rs - divbuf::Vec<u8>::try_from (line 412) ... ok
[INFO] [stdout] test src/divbuf.rs - divbuf::DivBufMut::split_off (line 904) ... ok
[INFO] [stdout] test src/divbuf.rs - divbuf::DivBuf::split_to (line 594) ... ok
[INFO] [stdout] test src/divbuf.rs - divbuf::DivBufMut::try_resize (line 998) ... ok
[INFO] [stdout] test src/lib.rs - (line 28) ... ok
[INFO] [stdout] test src/divbuf.rs - divbuf::DivBuf::slice_from (line 529) ... ok
[INFO] [stdout] test src/divbuf.rs - divbuf::DivBufMut::unsplit (line 1057) ... ok
[INFO] [stdout] test src/divbuf.rs - divbuf::DivBufShared::try_mut (line 299) ... ok
[INFO] [stdout] test src/divbuf.rs - divbuf::DivBufMut::into_chunks (line 845) ... ok
[INFO] [stdout] test src/divbuf.rs - divbuf::DivBufMut::try_truncate (line 1030) ... ok
[INFO] [stdout] test src/divbuf.rs - divbuf::DivBufMut::split_to (line 934) ... ok
[INFO] [stdout] test src/divbuf.rs - divbuf::DivBufShared::try_const (line 271) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.49s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "08f19b5fa512d153cc4f974907b416614837a4496b90f1a00e179574f1e34eaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08f19b5fa512d153cc4f974907b416614837a4496b90f1a00e179574f1e34eaf", kill_on_drop: false }`
[INFO] [stdout] 08f19b5fa512d153cc4f974907b416614837a4496b90f1a00e179574f1e34eaf