[INFO] fetching crate vec_map 0.8.2...
[INFO] testing vec_map-0.8.2 against 1.47.0 for beta-1.48-1
[INFO] extracting crate vec_map 0.8.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate vec_map 0.8.2 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vec_map 0.8.2
[INFO] finished tweaking crates.io crate vec_map 0.8.2
[INFO] tweaked toml for crates.io crate vec_map 0.8.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a8663e4abed3c5986185e151876ae3eb8448a0eaa48d6f8057e4caa9b3d1a0d
[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" "8a8663e4abed3c5986185e151876ae3eb8448a0eaa48d6f8057e4caa9b3d1a0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a8663e4abed3c5986185e151876ae3eb8448a0eaa48d6f8057e4caa9b3d1a0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a8663e4abed3c5986185e151876ae3eb8448a0eaa48d6f8057e4caa9b3d1a0d", kill_on_drop: false }`
[INFO] [stdout] 8a8663e4abed3c5986185e151876ae3eb8448a0eaa48d6f8057e4caa9b3d1a0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e273183e493b9fa4bba663733ac02c37f804ae12ae65f47c543706542b400828
[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" "e273183e493b9fa4bba663733ac02c37f804ae12ae65f47c543706542b400828", kill_on_drop: false }`
[INFO] [stderr]    Compiling vec_map v0.8.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1010:34
[INFO] [stdout]      |
[INFO] [stdout] 1010 |     fn next(&mut self) -> Option<(&'a V)> { self.iter.next().map(|e| e.1) }
[INFO] [stdout]      |                                  ^^^^^^^ help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1017:39
[INFO] [stdout]      |
[INFO] [stdout] 1017 |     fn next_back(&mut self) -> Option<(&'a V)> { self.iter.next_back().map(|e| e.1) }
[INFO] [stdout]      |                                       ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1023:34
[INFO] [stdout]      |
[INFO] [stdout] 1023 |     fn next(&mut self) -> Option<(&'a mut V)> { self.iter_mut.next().map(|e| e.1) }
[INFO] [stdout]      |                                  ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "e273183e493b9fa4bba663733ac02c37f804ae12ae65f47c543706542b400828", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e273183e493b9fa4bba663733ac02c37f804ae12ae65f47c543706542b400828", kill_on_drop: false }`
[INFO] [stdout] e273183e493b9fa4bba663733ac02c37f804ae12ae65f47c543706542b400828
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce5a4963776cc74c408e0a835bf1d46d1037078d70a40a5f4fb7144723b26959
[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" "ce5a4963776cc74c408e0a835bf1d46d1037078d70a40a5f4fb7144723b26959", kill_on_drop: false }`
[INFO] [stderr]    Compiling vec_map v0.8.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1010:34
[INFO] [stdout]      |
[INFO] [stdout] 1010 |     fn next(&mut self) -> Option<(&'a V)> { self.iter.next().map(|e| e.1) }
[INFO] [stdout]      |                                  ^^^^^^^ help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1017:39
[INFO] [stdout]      |
[INFO] [stdout] 1017 |     fn next_back(&mut self) -> Option<(&'a V)> { self.iter.next_back().map(|e| e.1) }
[INFO] [stdout]      |                                       ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1023:34
[INFO] [stdout]      |
[INFO] [stdout] 1023 |     fn next(&mut self) -> Option<(&'a mut V)> { self.iter_mut.next().map(|e| e.1) }
[INFO] [stdout]      |                                  ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1010:34
[INFO] [stdout]      |
[INFO] [stdout] 1010 |     fn next(&mut self) -> Option<(&'a V)> { self.iter.next().map(|e| e.1) }
[INFO] [stdout]      |                                  ^^^^^^^ help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1017:39
[INFO] [stdout]      |
[INFO] [stdout] 1017 |     fn next_back(&mut self) -> Option<(&'a V)> { self.iter.next_back().map(|e| e.1) }
[INFO] [stdout]      |                                       ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1023:34
[INFO] [stdout]      |
[INFO] [stdout] 1023 |     fn next(&mut self) -> Option<(&'a mut V)> { self.iter_mut.next().map(|e| e.1) }
[INFO] [stdout]      |                                  ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `Command { std: "docker" "inspect" "ce5a4963776cc74c408e0a835bf1d46d1037078d70a40a5f4fb7144723b26959", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce5a4963776cc74c408e0a835bf1d46d1037078d70a40a5f4fb7144723b26959", kill_on_drop: false }`
[INFO] [stdout] ce5a4963776cc74c408e0a835bf1d46d1037078d70a40a5f4fb7144723b26959
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fc3d5177a39d1a4c099544ddcbb1d01faf0858596980963511177ee5a7355c60
[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" "fc3d5177a39d1a4c099544ddcbb1d01faf0858596980963511177ee5a7355c60", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]     --> src/lib.rs:1010:34
[INFO] [stderr]      |
[INFO] [stderr] 1010 |     fn next(&mut self) -> Option<(&'a V)> { self.iter.next().map(|e| e.1) }
[INFO] [stderr]      |                                  ^^^^^^^ help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]     --> src/lib.rs:1017:39
[INFO] [stderr]      |
[INFO] [stderr] 1017 |     fn next_back(&mut self) -> Option<(&'a V)> { self.iter.next_back().map(|e| e.1) }
[INFO] [stderr]      |                                       ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]     --> src/lib.rs:1010:34
[INFO] [stderr]      |
[INFO] [stderr] 1010 |     fn next(&mut self) -> Option<(&'a V)> { self.iter.next().map(|e| e.1) }
[INFO] [stderr]      |                                  ^^^^^^^ help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]     --> src/lib.rs:1023:34
[INFO] [stderr]      |
[INFO] [stderr] 1023 |     fn next(&mut self) -> Option<(&'a mut V)> { self.iter_mut.next().map(|e| e.1) }
[INFO] [stderr]      |                                  ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]     --> src/lib.rs:1017:39
[INFO] [stderr]      |
[INFO] [stderr] 1017 |     fn next_back(&mut self) -> Option<(&'a V)> { self.iter.next_back().map(|e| e.1) }
[INFO] [stderr]      |                                       ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]     --> src/lib.rs:1023:34
[INFO] [stderr]      |
[INFO] [stderr] 1023 |     fn next(&mut self) -> Option<(&'a mut V)> { self.iter_mut.next().map(|e| e.1) }
[INFO] [stderr]      |                                  ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/vec_map-70eab758c1b37a67
[INFO] [stdout] running 28 tests
[INFO] [stdout] test test::test_index ... ok
[INFO] [stdout] test test::test_clear ... ok
[INFO] [stdout] test test::test_append ... ok
[INFO] [stdout] test test::test_iterator_size_hints ... ok
[INFO] [stdout] test test::test_clone ... ok
[INFO] [stdout] test test::test_len ... ok
[INFO] [stdout] test test::test_lt ... ok
[INFO] [stdout] test test::test_insert ... ok
[INFO] [stdout] test test::test_drain_iterator ... ok
[INFO] [stdout] test test::test_move_iter ... ok
[INFO] [stdout] test test::test_iterator ... ok
[INFO] [stdout] test test::test_mut_iterator ... ok
[INFO] [stdout] test test::test_mut_rev_iterator ... ok
[INFO] [stdout] test test::test_remove ... ok
[INFO] [stdout] test test::test_keys ... ok
[INFO] [stdout] test test::test_rev_iterator ... ok
[INFO] [stdout] test test::test_split_off ... ok
[INFO] [stdout] test test::test_show ... ok
[INFO] [stdout] test test::test_ord ... ok
[INFO] [stdout] test test::test_retain ... ok
[INFO] [stdout] test test::test_hash ... ok
[INFO] [stdout] test test::test_values ... ok
[INFO] [stdout] test test::test_get_mut ... ok
[INFO] [stdout] test test::test_from_iter ... ok
[INFO] [stdout] test test::test_extend_ref ... ok
[INFO] [stdout] test test::test_eq ... ok
[INFO] [stdout] test test::test_entry ... ok
[INFO] [stderr]    Doc-tests vec_map
[INFO] [stdout] test test::test_index_nonexistent ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]     --> /opt/rustwide/workdir/src/lib.rs:1010:34
[INFO] [stderr]      |
[INFO] [stderr] 1010 |     fn next(&mut self) -> Option<(&'a V)> { self.iter.next().map(|e| e.1) }
[INFO] [stderr]      |                                  ^^^^^^^ help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]     --> /opt/rustwide/workdir/src/lib.rs:1017:39
[INFO] [stderr]      |
[INFO] [stderr] 1017 |     fn next_back(&mut self) -> Option<(&'a V)> { self.iter.next_back().map(|e| e.1) }
[INFO] [stderr]      |                                       ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]     --> /opt/rustwide/workdir/src/lib.rs:1023:34
[INFO] [stderr]      |
[INFO] [stderr] 1023 |     fn next(&mut self) -> Option<(&'a mut V)> { self.iter_mut.next().map(|e| e.1) }
[INFO] [stderr]      |                                  ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stdout] running 23 tests
[INFO] [stderr] 
[INFO] [stdout] test src/lib.rs - VecMap<V>::is_empty (line 436) ... ok
[INFO] [stdout] test src/lib.rs - VecMap<V>::capacity (line 138) ... ok
[INFO] [stdout] test src/lib.rs - VecMap<V>::get (line 466) ... ok
[INFO] [stdout] test src/lib.rs - VecMap<V>::contains_key (line 486) ... ok
[INFO] [stdout] test src/lib.rs - VecMap<V>::iter_mut (line 267) ... ok
[INFO] [stdout] test src/lib.rs - VecMap<T>::into_iter (line 760) ... ok
[INFO] [stdout] test src/lib.rs - VecMap<V>::clear (line 452) ... ok
[INFO] [stdout] test src/lib.rs - VecMap<V>::get_mut (line 503) ... ok
[INFO] [stdout] test src/lib.rs - VecMap<V>::insert (line 526) ... ok
[INFO] [stdout] test src/lib.rs - VecMap<V>::iter (line 238) ... ok
[INFO] [stdout] test src/lib.rs - VecMap<V>::append (line 297) ... ok
[INFO] [stdout] test src/lib.rs - VecMap<V>::entry (line 578) ... ok
[INFO] [stdout] test src/lib.rs - VecMap (line 36) ... ok
[INFO] [stdout] test src/lib.rs - VecMap<V>::new (line 114) ... ok
[INFO] [stdout] test src/lib.rs - VecMap<V>::drain (line 394) ... ok
[INFO] [stdout] test src/lib.rs - VecMap<V>::len (line 420) ... ok
[INFO] [stdout] test src/lib.rs - VecMap<V>::retain (line 614) ... ok
[INFO] [stdout] test src/lib.rs - VecMap<V>::shrink_to_fit (line 198) ... ok
[INFO] [stdout] test src/lib.rs - VecMap<V>::reserve_len_exact (line 179) ... ok
[INFO] [stdout] test src/lib.rs - VecMap<V>::remove (line 554) ... ok
[INFO] [stdout] test src/lib.rs - VecMap<V>::reserve_len (line 156) ... ok
[INFO] [stdout] test src/lib.rs - VecMap<V>::with_capacity (line 125) ... ok
[INFO] [stdout] test src/lib.rs - VecMap<V>::split_off (line 330) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fc3d5177a39d1a4c099544ddcbb1d01faf0858596980963511177ee5a7355c60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc3d5177a39d1a4c099544ddcbb1d01faf0858596980963511177ee5a7355c60", kill_on_drop: false }`
[INFO] [stdout] fc3d5177a39d1a4c099544ddcbb1d01faf0858596980963511177ee5a7355c60
