[INFO] fetching crate block-array-cow 0.1.4...
[INFO] testing block-array-cow-0.1.4 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate block-array-cow 0.1.4 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate block-array-cow 0.1.4 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate block-array-cow 0.1.4
[INFO] finished tweaking crates.io crate block-array-cow 0.1.4
[INFO] tweaked toml for crates.io crate block-array-cow 0.1.4 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ecc514025aed6f93464c46cf79704f5b31f2a2447084e6070a4b58939eba2aba
[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" "ecc514025aed6f93464c46cf79704f5b31f2a2447084e6070a4b58939eba2aba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ecc514025aed6f93464c46cf79704f5b31f2a2447084e6070a4b58939eba2aba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecc514025aed6f93464c46cf79704f5b31f2a2447084e6070a4b58939eba2aba", kill_on_drop: false }`
[INFO] [stdout] ecc514025aed6f93464c46cf79704f5b31f2a2447084e6070a4b58939eba2aba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ffdc8f63dde8ca737d056a2f0346bc8bb76a370d2b6f3d96eb03a4758093044
[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" "2ffdc8f63dde8ca737d056a2f0346bc8bb76a370d2b6f3d96eb03a4758093044", kill_on_drop: false }`
[INFO] [stderr]    Compiling block-array-cow v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "2ffdc8f63dde8ca737d056a2f0346bc8bb76a370d2b6f3d96eb03a4758093044", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ffdc8f63dde8ca737d056a2f0346bc8bb76a370d2b6f3d96eb03a4758093044", kill_on_drop: false }`
[INFO] [stdout] 2ffdc8f63dde8ca737d056a2f0346bc8bb76a370d2b6f3d96eb03a4758093044
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29c4a677ce9a9c069db57ae344f4529bc555f2cade44391bb612a1ccd38058c7
[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" "29c4a677ce9a9c069db57ae344f4529bc555f2cade44391bb612a1ccd38058c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling block-array-cow v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> tests/rand.rs:106:42
[INFO] [stdout]     |
[INFO] [stdout] 106 |                   let mut v: $t = unsafe { ::std::mem::uninitialized() };
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 142 | / rand_gen_any_impl! {
[INFO] [stdout] 143 | |     i16 i64 isize
[INFO] [stdout] 144 | |     u16 u64 usize
[INFO] [stdout] 145 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> tests/rand.rs:106:42
[INFO] [stdout]     |
[INFO] [stdout] 106 |                   let mut v: $t = unsafe { ::std::mem::uninitialized() };
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 142 | / rand_gen_any_impl! {
[INFO] [stdout] 143 | |     i16 i64 isize
[INFO] [stdout] 144 | |     u16 u64 usize
[INFO] [stdout] 145 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> tests/rand.rs:106:42
[INFO] [stdout]     |
[INFO] [stdout] 106 |                   let mut v: $t = unsafe { ::std::mem::uninitialized() };
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 142 | / rand_gen_any_impl! {
[INFO] [stdout] 143 | |     i16 i64 isize
[INFO] [stdout] 144 | |     u16 u64 usize
[INFO] [stdout] 145 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> tests/rand.rs:106:42
[INFO] [stdout]     |
[INFO] [stdout] 106 |                   let mut v: $t = unsafe { ::std::mem::uninitialized() };
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 142 | / rand_gen_any_impl! {
[INFO] [stdout] 143 | |     i16 i64 isize
[INFO] [stdout] 144 | |     u16 u64 usize
[INFO] [stdout] 145 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.93s
[INFO] running `Command { std: "docker" "inspect" "29c4a677ce9a9c069db57ae344f4529bc555f2cade44391bb612a1ccd38058c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29c4a677ce9a9c069db57ae344f4529bc555f2cade44391bb612a1ccd38058c7", kill_on_drop: false }`
[INFO] [stdout] 29c4a677ce9a9c069db57ae344f4529bc555f2cade44391bb612a1ccd38058c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 16dbd65be6f0049b6226774c66597b7be9b8ff4ee83bca994530c7444e73ca72
[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" "16dbd65be6f0049b6226774c66597b7be9b8ff4ee83bca994530c7444e73ca72", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> tests/rand.rs:106:42
[INFO] [stderr]     |
[INFO] [stderr] 106 |                   let mut v: $t = unsafe { ::std::mem::uninitialized() };
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 142 | / rand_gen_any_impl! {
[INFO] [stderr] 143 | |     i16 i64 isize
[INFO] [stderr] 144 | |     u16 u64 usize
[INFO] [stderr] 145 | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> tests/rand.rs:106:42
[INFO] [stderr]     |
[INFO] [stderr] 106 |                   let mut v: $t = unsafe { ::std::mem::uninitialized() };
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 142 | / rand_gen_any_impl! {
[INFO] [stderr] 143 | |     i16 i64 isize
[INFO] [stderr] 144 | |     u16 u64 usize
[INFO] [stderr] 145 | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> tests/rand.rs:106:42
[INFO] [stderr]     |
[INFO] [stderr] 106 |                   let mut v: $t = unsafe { ::std::mem::uninitialized() };
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 142 | / rand_gen_any_impl! {
[INFO] [stderr] 143 | |     i16 i64 isize
[INFO] [stderr] 144 | |     u16 u64 usize
[INFO] [stderr] 145 | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> tests/rand.rs:106:42
[INFO] [stderr]     |
[INFO] [stderr] 106 |                   let mut v: $t = unsafe { ::std::mem::uninitialized() };
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 142 | / rand_gen_any_impl! {
[INFO] [stderr] 143 | |     i16 i64 isize
[INFO] [stderr] 144 | |     u16 u64 usize
[INFO] [stderr] 145 | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/block_array_cow-b588043ee4e2ec47
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rand-b0e2d81a41902c2a
[INFO] [stdout] test mempool_elem::test::test_mempool ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tests-584fc6f7c667f985
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 39 tests
[INFO] [stdout] test single ... ok
[INFO] [stdout] test nop ... ok
[INFO] [stdout] test double_nop ... ok
[INFO] [stdout] test text_dupe_increase_decrease ... ok
[INFO] [stdout] test double_diff ... ok
[INFO] [stdout] test text_mixed ... ok
[INFO] [stdout] test nop_state ... ok
[INFO] [stdout] test rand_chunk_8_stride1_chunk64 ... ok
[INFO] [stdout] test rand_data_stride1_chunk32_mutate2 ... ok
[INFO] [stdout] test rand_data_stride8_chunk512_mutate2 ... ok
[INFO] [stdout] test text_sentences_chunk_131 ... ok
[INFO] [stdout] test rand_chunk_32_stride1_chunk64 ... ok
[INFO] [stdout] test text_sentences_chunk_128 ... ok
[INFO] [stdout] test text_sentences_chunk_1024 ... ok
[INFO] [stdout] test rand_chunk_64_stride8_chunk32 ... ok
[INFO] [stdout] test text_sentences_chunk_13 ... ok
[INFO] [stdout] test rand_chunk_31_stride11_chunk21 ... ok
[INFO] [stdout] test text_sentences_chunk_32 ... ok
[INFO] [stdout] test rand_data_stride32_chunk64_mutate1 ... ok
[INFO] [stdout] test text_sentences_random_stride32_chunk1 ... ok
[INFO] [stdout] test rand_data_stride32_chunk64_mutate8 ... ok
[INFO] [stdout] test text_sentences_random_stride12_chunk512 ... ok
[INFO] [stdout] test text_sentences_chunk_8 ... ok
[INFO] [stdout] test rand_data_stride12_chunk48_mutate2 ... ok
[INFO] [stdout] test text_words_chunk_128 ... ok
[INFO] [stdout] test text_words_chunk_13 ... ok
[INFO] [stdout] test text_words_chunk_1024 ... ok
[INFO] [stdout] test text_sentences_chunk_3 ... ok
[INFO] [stdout] test text_words_chunk_131 ... ok
[INFO] [stdout] test text_words_chunk_32 ... ok
[INFO] [stdout] test text_sentences_random_stride3_chunk3 ... ok
[INFO] [stdout] test text_words_chunk_8 ... ok
[INFO] [stdout] test text_sentences_random_stride8_chunk8 ... ok
[INFO] [stdout] test text_sentences_chunk_2 ... ok
[INFO] [stdout] test text_words_chunk_3 ... ok
[INFO] [stdout] test text_sentences_random_stride128_chunk6 ... ok
[INFO] [stdout] test text_words_chunk_2 ... ok
[INFO] [stdout] test text_sentences_chunk_1 ... ok
[INFO] [stdout] test text_words_chunk_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 39 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.85s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests block-array-cow
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 89) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.52s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "16dbd65be6f0049b6226774c66597b7be9b8ff4ee83bca994530c7444e73ca72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16dbd65be6f0049b6226774c66597b7be9b8ff4ee83bca994530c7444e73ca72", kill_on_drop: false }`
[INFO] [stdout] 16dbd65be6f0049b6226774c66597b7be9b8ff4ee83bca994530c7444e73ca72