[INFO] crate coll 0.1.3 is already in cache [INFO] extracting crate coll 0.1.3 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/coll/0.1.3 [INFO] extracting crate coll 0.1.3 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/coll/0.1.3 [INFO] validating manifest of coll-0.1.3 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of coll-0.1.3 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing coll-0.1.3 [INFO] finished frobbing coll-0.1.3 [INFO] frobbed toml for coll-0.1.3 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/coll/0.1.3/Cargo.toml [INFO] started frobbing coll-0.1.3 [INFO] finished frobbing coll-0.1.3 [INFO] frobbed toml for coll-0.1.3 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/coll/0.1.3/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing coll-0.1.3 against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/coll/0.1.3:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"` [INFO] [stdout] 2dbb4df2bbcf8875ab8d1de3c0307b395f2ce686d1e957c42fb9a696e765a033 [INFO] running `"docker" "start" "-a" "2dbb4df2bbcf8875ab8d1de3c0307b395f2ce686d1e957c42fb9a696e765a033"` [INFO] [stderr] Compiling coll v0.1.3 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.39s [INFO] running `"docker" "inspect" "2dbb4df2bbcf8875ab8d1de3c0307b395f2ce686d1e957c42fb9a696e765a033"` [INFO] running `"docker" "rm" "-f" "2dbb4df2bbcf8875ab8d1de3c0307b395f2ce686d1e957c42fb9a696e765a033"` [INFO] [stdout] 2dbb4df2bbcf8875ab8d1de3c0307b395f2ce686d1e957c42fb9a696e765a033 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/coll/0.1.3:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] 3fffde1abe75d3613c88a8dd5fe9448ca01ce08dffa6f18f4e64734268febbaf [INFO] running `"docker" "start" "-a" "3fffde1abe75d3613c88a8dd5fe9448ca01ce08dffa6f18f4e64734268febbaf"` [INFO] [stderr] Compiling coll v0.1.3 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.96s [INFO] running `"docker" "inspect" "3fffde1abe75d3613c88a8dd5fe9448ca01ce08dffa6f18f4e64734268febbaf"` [INFO] running `"docker" "rm" "-f" "3fffde1abe75d3613c88a8dd5fe9448ca01ce08dffa6f18f4e64734268febbaf"` [INFO] [stdout] 3fffde1abe75d3613c88a8dd5fe9448ca01ce08dffa6f18f4e64734268febbaf [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/coll/0.1.3:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"` [INFO] [stdout] d3f32c38ef53ca1d0f4ed5411d00c3a16088fdd1ff5b9113b8a62bb591f6357a [INFO] running `"docker" "start" "-a" "d3f32c38ef53ca1d0f4ed5411d00c3a16088fdd1ff5b9113b8a62bb591f6357a"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/crater/target/debug/deps/coll-6d2bfd2d7477b47e [INFO] [stdout] [INFO] [stdout] running 11 tests [INFO] [stdout] test persistent::rbtree::balancing_three_nodes_gives_the_correct_tree_3 ... ok [INFO] [stdout] test persistent::rbtree::insert_three_items_gives_the_expected_tree ... ok [INFO] [stdout] test persistent::rbtree::insert_doesnt_allow_duplicates ... ok [INFO] [stdout] test persistent::rbtree::insert_a_single_item_gives_the_expected_tree ... ok [INFO] [stdout] test persistent::rbtree::contains_finds_all_elements ... ok [INFO] [stdout] test persistent::rbtree::balancing_three_nodes_produces_the_correct_tree_4 ... ok [INFO] [stdout] test persistent::rbtree::insert_two_items_gives_the_expected_tree ... ok [INFO] [stdout] test persistent::rbtree::balancing_three_nodes_produces_the_correct_tree_1 ... ok [INFO] [stdout] test persistent::rbtree::insert_with_7_items_builds_the_correct_tree ... ok [INFO] [stdout] test persistent::rbtree::balancing_three_nodes_produces_the_correct_tree_2 ... ok [INFO] [stdout] test persistent::rbtree::two_empty_trees_are_equal ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests coll [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test src/persistent/rbtree.rs - persistent::rbtree::RbTree::insert (line 91) ... ok [INFO] [stdout] test src/persistent/rbtree.rs - persistent::rbtree::RbTree::is_empty (line 137) ... ok [INFO] [stdout] test src/persistent/rbtree.rs - persistent::rbtree::RbTree::contains (line 121) ... ok [INFO] [stdout] test src/persistent/rbtree.rs - persistent::rbtree::RbTree::len (line 108) ... ok [INFO] [stdout] test src/persistent/rbtree.rs - persistent::rbtree::RbTree::iter (line 155) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "d3f32c38ef53ca1d0f4ed5411d00c3a16088fdd1ff5b9113b8a62bb591f6357a"` [INFO] running `"docker" "rm" "-f" "d3f32c38ef53ca1d0f4ed5411d00c3a16088fdd1ff5b9113b8a62bb591f6357a"` [INFO] [stdout] d3f32c38ef53ca1d0f4ed5411d00c3a16088fdd1ff5b9113b8a62bb591f6357a