[INFO] fetching crate pvec 0.2.1... [INFO] testing pvec-0.2.1 against 1.60.0 for beta-1.61-1 [INFO] extracting crate pvec 0.2.1 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate pvec 0.2.1 on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate pvec 0.2.1 [INFO] finished tweaking crates.io crate pvec 0.2.1 [INFO] tweaked toml for crates.io crate pvec 0.2.1 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded sized-chunks v0.5.3 [INFO] [stderr] Downloaded im v14.3.0 [INFO] [stderr] Downloaded im-rc v14.3.0 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 84e73f3dc7f7ccde50af30e104edfe96acf08cc2ca076ab8653482369074d037 [INFO] running `Command { std: "docker" "start" "-a" "84e73f3dc7f7ccde50af30e104edfe96acf08cc2ca076ab8653482369074d037", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "84e73f3dc7f7ccde50af30e104edfe96acf08cc2ca076ab8653482369074d037", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "84e73f3dc7f7ccde50af30e104edfe96acf08cc2ca076ab8653482369074d037", kill_on_drop: false }` [INFO] [stdout] 84e73f3dc7f7ccde50af30e104edfe96acf08cc2ca076ab8653482369074d037 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", 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] b32a3e95c7a25e028ae384e961269a3f234955ce90b1f1b1a14d6c193939ef1c [INFO] running `Command { std: "docker" "start" "-a" "b32a3e95c7a25e028ae384e961269a3f234955ce90b1f1b1a14d6c193939ef1c", kill_on_drop: false }` [INFO] [stderr] Compiling pvec v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/core/mod.rs:141:21 [INFO] [stdout] | [INFO] [stdout] 141 | mem::replace(&mut self.tail, new_tail); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 211 | impl_vec!(RbVec); [INFO] [stdout] | ---------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: this warning originates in the macro `impl_vec` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/core/mod.rs:141:21 [INFO] [stdout] | [INFO] [stdout] 141 | mem::replace(&mut self.tail, new_tail); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 212 | impl_vec!(RrbVec); [INFO] [stdout] | ----------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: this warning originates in the macro `impl_vec` (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] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.92s [INFO] running `Command { std: "docker" "inspect" "b32a3e95c7a25e028ae384e961269a3f234955ce90b1f1b1a14d6c193939ef1c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b32a3e95c7a25e028ae384e961269a3f234955ce90b1f1b1a14d6c193939ef1c", kill_on_drop: false }` [INFO] [stdout] b32a3e95c7a25e028ae384e961269a3f234955ce90b1f1b1a14d6c193939ef1c [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", 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] 022294dfa55c961c22211694a5835d1756473d1dc9fd3a9535031b245989f53e [INFO] running `Command { std: "docker" "start" "-a" "022294dfa55c961c22211694a5835d1756473d1dc9fd3a9535031b245989f53e", kill_on_drop: false }` [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/core/mod.rs:141:21 [INFO] [stdout] | [INFO] [stdout] 141 | mem::replace(&mut self.tail, new_tail); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 211 | impl_vec!(RbVec); [INFO] [stdout] | ---------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: this warning originates in the macro `impl_vec` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling im v14.3.0 [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/core/mod.rs:141:21 [INFO] [stdout] | [INFO] [stdout] 141 | mem::replace(&mut self.tail, new_tail); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 212 | impl_vec!(RrbVec); [INFO] [stdout] | ----------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: this warning originates in the macro `impl_vec` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling im-rc v14.3.0 [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling sized-chunks v0.5.3 [INFO] [stderr] Compiling criterion v0.3.5 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num v0.2.1 [INFO] [stderr] Compiling pvec v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/core/mod.rs:141:21 [INFO] [stdout] | [INFO] [stdout] 141 | mem::replace(&mut self.tail, new_tail); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 211 | impl_vec!(RbVec); [INFO] [stdout] | ---------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: this warning originates in the macro `impl_vec` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/core/mod.rs:141:21 [INFO] [stdout] | [INFO] [stdout] 141 | mem::replace(&mut self.tail, new_tail); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 212 | impl_vec!(RrbVec); [INFO] [stdout] | ----------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: this warning originates in the macro `impl_vec` (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] [stderr] Finished test [unoptimized + debuginfo] target(s) in 29.80s [INFO] running `Command { std: "docker" "inspect" "022294dfa55c961c22211694a5835d1756473d1dc9fd3a9535031b245989f53e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "022294dfa55c961c22211694a5835d1756473d1dc9fd3a9535031b245989f53e", kill_on_drop: false }` [INFO] [stdout] 022294dfa55c961c22211694a5835d1756473d1dc9fd3a9535031b245989f53e [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] fd5114f43999cb3272eaa08815cedb690e125f9d058ca19cb0b93bcd54bce266 [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" "fd5114f43999cb3272eaa08815cedb690e125f9d058ca19cb0b93bcd54bce266", kill_on_drop: false }` [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/core/mod.rs:141:21 [INFO] [stderr] | [INFO] [stderr] 141 | mem::replace(&mut self.tail, new_tail); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 211 | impl_vec!(RbVec); [INFO] [stderr] | ---------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] = note: this warning originates in the macro `impl_vec` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/core/mod.rs:141:21 [INFO] [stderr] | [INFO] [stderr] 141 | mem::replace(&mut self.tail, new_tail); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 212 | impl_vec!(RrbVec); [INFO] [stderr] | ----------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] = note: this warning originates in the macro `impl_vec` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `pvec` (lib) generated 2 warnings [INFO] [stderr] warning: `pvec` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.18s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/pvec-7bfbfc0750910a79) [INFO] [stdout] [INFO] [stdout] running 53 tests [INFO] [stdout] test core::iter::rbvec::empty_vec ... ok [INFO] [stdout] test core::iter::rrbvec::has_tail_only ... ok [INFO] [stdout] test core::iter::rrbvec::sequential_calls_to_next_and_next_back ... ok [INFO] [stdout] test core::iter::rrbvec::underlying_tree_has_multiple_levels ... ok [INFO] [stdout] test core::iter::rrbvec::empty_vec ... ok [INFO] [stdout] test core::iter::rbvec::has_tail_only ... ok [INFO] [stdout] test core::rbvec::append_must_maintain_vectors_in_correct_state_after_clone ... ok [INFO] [stdout] test core::rbvec::len_matches_actual_size ... ok [INFO] [stdout] test core::rbvec::len_matches_len_cloned ... ok [INFO] [stdout] test core::rbvec::push_pop_must_return_expected_values ... ok [INFO] [stdout] test core::rbvec::zero_sized_values ... ok [INFO] [stdout] test core::rrbtree::iter::test::empty_tree ... ok [INFO] [stdout] test core::rbvec::mutate_in_place_must_not_mutate_cloned_vec ... ok [INFO] [stdout] test core::rbvec::split_off_by_one ... ok [INFO] [stdout] test core::iter::rbvec::underlying_tree_has_multiple_levels ... ok [INFO] [stdout] test core::rrbtree::iter::test::root_has_more_than_three_levels ... ok [INFO] [stdout] test core::rrbtree::iter::test::root_is_leaf ... ok [INFO] [stdout] test core::rrbtree::iter::test::root_has_two_leaves ... ok [INFO] [stdout] test core::rrbtree::test::split_off_when_root_is_leaf ... ok [INFO] [stdout] test core::rbvec::pop_must_not_mutate_cloned_vec ... ok [INFO] [stdout] test core::iter::rbvec::sequential_calls_to_next_and_next_back ... ok [INFO] [stdout] test core::rrbvec::append_must_maintain_vectors_in_correct_state_after_clone ... ok [INFO] [stdout] test core::rrbvec::interleaving_append_split_off_operations ... ok [INFO] [stdout] test core::rrbtree::test::split_off_right_by_one ... ok [INFO] [stdout] test core::rbvec::interleaving_different_operations_must_maintain_correct_internal_state_for_var_sizes_4 ... ok [INFO] [stdout] test core::rbvec::interleaving_different_operations_must_maintain_correct_internal_state_for_var_sizes_5 ... ok [INFO] [stdout] test core::rrbvec::len_matches_actual_size ... ok [INFO] [stdout] test core::rrbvec::len_matches_len_cloned ... ok [INFO] [stdout] test core::rrbvec::mutate_in_place_must_not_mutate_cloned_vec ... ok [INFO] [stdout] test core::rrbvec::pop_must_not_mutate_cloned_vec ... ok [INFO] [stdout] test core::rrbvec::push_pop_must_return_expected_values ... ok [INFO] [stdout] test core::rrbvec::interleaving_different_operations_must_maintain_correct_internal_state_for_var_sizes_4 ... ok [INFO] [stdout] test core::rrbvec::zero_sized_values ... ok [INFO] [stdout] test core::rrbvec::split_off_by_one ... ok [INFO] [stdout] test iter::test::empty_pvec ... ok [INFO] [stdout] test iter::test::underlying_tree_has_multiple_levels ... ok [INFO] [stdout] test iter::test::pvec_has_tail_only ... ok [INFO] [stdout] test test::interleaving_append_split_off_operations ... ok [INFO] [stdout] test core::rrbvec::interleaving_different_operations_must_maintain_correct_internal_state_for_var_sizes_5 ... ok [INFO] [stdout] test core::iter::rbvec::underlying_tree_is_relaxed ... ok [INFO] [stdout] test core::iter::rrbvec::underlying_tree_is_relaxed ... ok [INFO] [stdout] test iter::test::underlying_tree_is_relaxed ... ok [INFO] [stdout] test core::rbvec::interleaving_append_split_off_operations ... ok [INFO] [stdout] test core::rrbvec::interleaving_different_operations_must_maintain_correct_internal_state_for_var_sizes_17 ... ok [INFO] [stdout] test core::rbvec::interleaving_push_and_append_operations_must_maintain_correct_internal_state_for_var_sizes_32 ... ok [INFO] [stdout] test core::rbvec::interleaving_different_operations_must_maintain_correct_internal_state_for_var_sizes_16 ... ok [INFO] [stdout] test core::rbvec::interleaving_different_operations_must_maintain_correct_internal_state_for_var_sizes_17 ... ok [INFO] [stdout] test core::rrbvec::interleaving_different_operations_must_maintain_correct_internal_state_for_var_sizes_16 ... ok [INFO] [stdout] test core::rrbvec::interleaving_push_and_append_operations_must_maintain_correct_internal_state_for_var_sizes_32 ... ok [INFO] [stdout] test core::rbvec::interleaving_different_operations_must_maintain_correct_internal_state_for_var_sizes_33 ... ok [INFO] [stdout] test core::rbvec::interleaving_different_operations_must_maintain_correct_internal_state_for_var_sizes_32 ... ok [INFO] [stdout] test core::rrbvec::interleaving_different_operations_must_maintain_correct_internal_state_for_var_sizes_32 ... ok [INFO] [stdout] test core::rrbvec::interleaving_different_operations_must_maintain_correct_internal_state_for_var_sizes_33 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 53 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 30.36s [INFO] [stdout] [INFO] [stderr] Doc-tests pvec [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] running `Command { std: "docker" "inspect" "fd5114f43999cb3272eaa08815cedb690e125f9d058ca19cb0b93bcd54bce266", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fd5114f43999cb3272eaa08815cedb690e125f9d058ca19cb0b93bcd54bce266", kill_on_drop: false }` [INFO] [stdout] fd5114f43999cb3272eaa08815cedb690e125f9d058ca19cb0b93bcd54bce266