[INFO] fetching crate gapbuf 0.1.3...
[INFO] testing gapbuf-0.1.3 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate gapbuf 0.1.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate gapbuf 0.1.3 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gapbuf 0.1.3
[INFO] finished tweaking crates.io crate gapbuf 0.1.3
[INFO] tweaked toml for crates.io crate gapbuf 0.1.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate gapbuf 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a6e9172be3d5994c291b1e6f5324ed7698a29f2d5eabedeb4ff48527ac31c140
[INFO] running `Command { std: "docker" "start" "-a" "a6e9172be3d5994c291b1e6f5324ed7698a29f2d5eabedeb4ff48527ac31c140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6e9172be3d5994c291b1e6f5324ed7698a29f2d5eabedeb4ff48527ac31c140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6e9172be3d5994c291b1e6f5324ed7698a29f2d5eabedeb4ff48527ac31c140", kill_on_drop: false }`
[INFO] [stdout] a6e9172be3d5994c291b1e6f5324ed7698a29f2d5eabedeb4ff48527ac31c140
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad98ca70d8829ac07c901c21f1a761b2e98120db39c04885a008bc75c7715133
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ad98ca70d8829ac07c901c21f1a761b2e98120db39c04885a008bc75c7715133", kill_on_drop: false }`
[INFO] [stderr]    Compiling gapbuf v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "ad98ca70d8829ac07c901c21f1a761b2e98120db39c04885a008bc75c7715133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad98ca70d8829ac07c901c21f1a761b2e98120db39c04885a008bc75c7715133", kill_on_drop: false }`
[INFO] [stdout] ad98ca70d8829ac07c901c21f1a761b2e98120db39c04885a008bc75c7715133
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28f0570ea7c4daddef1c2754f74eb2414836c29ba46768d63ae5e9d86a499c97
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "28f0570ea7c4daddef1c2754f74eb2414836c29ba46768d63ae5e9d86a499c97", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling bit-vec v0.5.1
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling regex-syntax v0.6.7
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling bit-set v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_xorshift v0.2.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tempfile v3.0.8
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling proptest v0.10.1
[INFO] [stderr]    Compiling test-strategy v0.1.0
[INFO] [stderr]    Compiling gapbuf v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 52.95s
[INFO] running `Command { std: "docker" "inspect" "28f0570ea7c4daddef1c2754f74eb2414836c29ba46768d63ae5e9d86a499c97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28f0570ea7c4daddef1c2754f74eb2414836c29ba46768d63ae5e9d86a499c97", kill_on_drop: false }`
[INFO] [stdout] 28f0570ea7c4daddef1c2754f74eb2414836c29ba46768d63ae5e9d86a499c97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2b92189d390c04eb1be0b57507e898549a8d25fcb0302f6cb1c9c72e00b85729
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2b92189d390c04eb1be0b57507e898549a8d25fcb0302f6cb1c9c72e00b85729", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/gapbuf-13040e741e81b2ae
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tests-7c5035089ea34b37
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 71 tests
[INFO] [stdout] test clear ... ok
[INFO] [stdout] test covariant ... ok
[INFO] [stdout] test drain ... ok
[INFO] [stdout] test drop ... ok
[INFO] [stdout] test get ... ok
[INFO] [stdout] test get_mut ... ok
[INFO] [stdout] test impl_send ... ok
[INFO] [stdout] test index ... ok
[INFO] [stdout] test drop_all ... ok
[INFO] [stdout] test eq_gapbuf2 ... ok
[INFO] [stdout] test insert_at_gap ... ok
[INFO] [stdout] test insert_each ... ok
[INFO] [stdout] test insert_after_gap_near ... ok
[INFO] [stdout] test insert_many_each ... ok
[INFO] [stdout] test insert_many ... ok
[INFO] [stdout] test isnert_before_gap_near ... ok
[INFO] [stdout] test isnert_before_gap ... ok
[INFO] [stdout] test iter ... ok
[INFO] [stdout] test new ... ok
[INFO] [stdout] test pop_back ... ok
[INFO] [stdout] test ord ... ok
[INFO] [stdout] test pop_front ... ok
[INFO] [stdout] test push_back1 ... ok
[INFO] [stdout] test push_back2 ... ok
[INFO] [stdout] test push_back_each ... ok
[INFO] [stdout] test push_back_reserve ... ok
[INFO] [stdout] test push_back_reserve_exact ... ok
[INFO] [stdout] test push_front1 ... ok
[INFO] [stdout] test insert_after_gap ... ok
[INFO] [stdout] test eq_gapbuf1 ... ok
[INFO] [stdout] test eq_slice1 ... ok
[INFO] [stdout] test from_iter ... ok
[INFO] [stdout] test impl_sync ... ok
[INFO] [stdout] test eq_slice2 ... ok
[INFO] [stdout] test range ... ok
[INFO] [stdout] test push_front2 ... ok
[INFO] [stdout] test push_front_each ... ok
[INFO] [stdout] test remove_after_gap ... ok
[INFO] [stdout] test remove_after_gap_near ... ok
[INFO] [stdout] test remove_before_gap ... ok
[INFO] [stdout] test reserve_exact_push_back ... ok
[INFO] [stdout] test reserve_push_back ... ok
[INFO] [stdout] test reserve ... ok
[INFO] [stdout] test reserve_exact ... ok
[INFO] [stdout] test remove_before_gap_near ... ok
[INFO] [stdout] test set_gap_many ... ok
[INFO] [stdout] test retain ... ok
[INFO] [stdout] test set_gap_each ... ok
[INFO] [stdout] test set_gap_to_head ... ok
[INFO] [stdout] test set_gap_to_tail ... ok
[INFO] [stdout] test shrink_to_fit_0 ... ok
[INFO] [stdout] test shrink_to_fit_1 ... ok
[INFO] [stdout] test swap ... ok
[INFO] [stdout] test shrink_to_fit_gap_mid ... ok
[INFO] [stdout] test swap_remove ... ok
[INFO] [stdout] test truncate_t_is_copy ... ok
[INFO] [stdout] test shrink_to_fit_gap_head ... ok
[INFO] [stdout] test index_out_of_range ... ok
[INFO] [stdout] test splice ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tests_proptest-067516878823ede6
[INFO] [stdout] test drop_all_on_panic2 ... ok
[INFO] [stdout] test insert_many_out_of_range ... ok
[INFO] [stdout] test insert_many_overflow ... ok
[INFO] [stdout] test range_bad ... ok
[INFO] [stdout] test range_begin_out_of_range ... ok
[INFO] [stdout] test insert_out_of_range ... ok
[INFO] [stdout] test drop_all_on_panic1 ... ok
[INFO] [stdout] test truncate_t_is_not_copy ... ok
[INFO] [stdout] test with_capacity ... ok
[INFO] [stdout] test zero_sized_type ... ok
[INFO] [stdout] test remove_out_of_range ... ok
[INFO] [stdout] test set_gap_out_of_range ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 71 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test range ... ok
[INFO] [stdout] test splice ... ok
[INFO] [stderr]    Doc-tests gapbuf
[INFO] [stdout] test insert_remove ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::GapBuffer<T>::retain (line 463) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::GapBuffer<T>::reserve (line 134) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer (line 32) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::GapBuffer<T>::new (line 83) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::GapBuffer<T>::new (line 74) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer (line 21) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::GapBuffer<T>::shrink_to_fit (line 195) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::GapBuffer<T>::reserve_exact (line 158) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::GapBuffer<T>::swap_remove (line 354) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::GapBuffer<T>::capacity (line 114) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::GapBuffer<T>::remove (line 395) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::GapBuffer<T>::drain (line 509) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::GapBuffer<T>::truncate (line 436) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::GapBuffer<T>::splice (line 542) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::Slice<T>::as_mut_slices (line 1047) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::GapBuffer<T>::with_capacity (line 97) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::Slice<T>::as_slices (line 1021) ... ok
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::Slice<T>::range (line 923) ... ok
[INFO] [stdout] test src/gap_buffer.rs - gap_buffer::Slice<T>::range_mut (line 947) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2b92189d390c04eb1be0b57507e898549a8d25fcb0302f6cb1c9c72e00b85729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b92189d390c04eb1be0b57507e898549a8d25fcb0302f6cb1c9c72e00b85729", kill_on_drop: false }`
[INFO] [stdout] 2b92189d390c04eb1be0b57507e898549a8d25fcb0302f6cb1c9c72e00b85729