[INFO] cloning repository ndac-todoroki/bptree_rust
[INFO] running `"git" "clone" "--bare" "git://github.com/ndac-todoroki/bptree_rust.git" "work/cache/sources/gh/ndac-todoroki/bptree_rust"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/ndac-todoroki/bptree_rust'...
[INFO] running `"git" "clone" "work/cache/sources/gh/ndac-todoroki/bptree_rust" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/ndac-todoroki/bptree_rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/ndac-todoroki/bptree_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ndac-todoroki/bptree_rust" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/ndac-todoroki/bptree_rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/ndac-todoroki/bptree_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1d440af0b811e2eab67cfbc94f2a2211bc7a94f3
[INFO] sha for GitHub repo ndac-todoroki/bptree_rust: 1d440af0b811e2eab67cfbc94f2a2211bc7a94f3
[INFO] validating manifest of ndac-todoroki/bptree_rust on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ndac-todoroki/bptree_rust on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ndac-todoroki/bptree_rust
[INFO] finished frobbing ndac-todoroki/bptree_rust
[INFO] frobbed toml for ndac-todoroki/bptree_rust written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/ndac-todoroki/bptree_rust/Cargo.toml
[INFO] started frobbing ndac-todoroki/bptree_rust
[INFO] finished frobbing ndac-todoroki/bptree_rust
[INFO] frobbed toml for ndac-todoroki/bptree_rust written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/ndac-todoroki/bptree_rust/Cargo.toml
[INFO] crate ndac-todoroki/bptree_rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] testing ndac-todoroki/bptree_rust against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/ndac-todoroki/bptree_rust:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 29e99a5ec4d4d43210ae6f925f96b5d08eb4d910b1e50aa36700efdfb5cb9f89
[INFO] running `"docker" "start" "-a" "29e99a5ec4d4d43210ae6f925f96b5d08eb4d910b1e50aa36700efdfb5cb9f89"`
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling bptree v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:59:16
[INFO] [stderr]    |
[INFO] [stderr] 59 |                tree.insert(key, key);
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:63:16
[INFO] [stderr]    |
[INFO] [stderr] 63 |                tree.insert(key, value);
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:79:7
[INFO] [stderr]    |
[INFO] [stderr] 79 |       tree.insert(i, i);
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:91:7
[INFO] [stderr]    |
[INFO] [stderr] 91 |       tree.insert(i, i);
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:106:7
[INFO] [stderr]     |
[INFO] [stderr] 106 |       tree.insert(i, i);
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:121:7
[INFO] [stderr]     |
[INFO] [stderr] 121 |       tree.insert(k, v);
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.63s
[INFO] running `"docker" "inspect" "29e99a5ec4d4d43210ae6f925f96b5d08eb4d910b1e50aa36700efdfb5cb9f89"`
[INFO] running `"docker" "rm" "-f" "29e99a5ec4d4d43210ae6f925f96b5d08eb4d910b1e50aa36700efdfb5cb9f89"`
[INFO] [stdout] 29e99a5ec4d4d43210ae6f925f96b5d08eb4d910b1e50aa36700efdfb5cb9f89
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/ndac-todoroki/bptree_rust:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] a1a2876bdfb995e4614cbdae6c00c1e01ee5dcdc3fc490c298a1f9e7eb4ea9b9
[INFO] running `"docker" "start" "-a" "a1a2876bdfb995e4614cbdae6c00c1e01ee5dcdc3fc490c298a1f9e7eb4ea9b9"`
[INFO] [stderr]    Compiling bptree v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]  --> tests/lib.rs:8:7
[INFO] [stderr]   |
[INFO] [stderr] 8 |       tree.insert(i, i);
[INFO] [stderr]   |       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:59:16
[INFO] [stderr]    |
[INFO] [stderr] 59 |                tree.insert(key, key);
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:63:16
[INFO] [stderr]    |
[INFO] [stderr] 63 |                tree.insert(key, value);
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:79:7
[INFO] [stderr]    |
[INFO] [stderr] 79 |       tree.insert(i, i);
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:91:7
[INFO] [stderr]    |
[INFO] [stderr] 91 |       tree.insert(i, i);
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:106:7
[INFO] [stderr]     |
[INFO] [stderr] 106 |       tree.insert(i, i);
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:121:7
[INFO] [stderr]     |
[INFO] [stderr] 121 |       tree.insert(k, v);
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `"docker" "inspect" "a1a2876bdfb995e4614cbdae6c00c1e01ee5dcdc3fc490c298a1f9e7eb4ea9b9"`
[INFO] running `"docker" "rm" "-f" "a1a2876bdfb995e4614cbdae6c00c1e01ee5dcdc3fc490c298a1f9e7eb4ea9b9"`
[INFO] [stdout] a1a2876bdfb995e4614cbdae6c00c1e01ee5dcdc3fc490c298a1f9e7eb4ea9b9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/ndac-todoroki/bptree_rust:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] 76d8b996c00dba0bcdba526a0416e6e351f854309df912f2bf5cf9fefccab068
[INFO] running `"docker" "start" "-a" "76d8b996c00dba0bcdba526a0416e6e351f854309df912f2bf5cf9fefccab068"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/bptree-a7be2a37fd6f3a7b
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test bptree::node::internal::tests::test_internal_node_correctly_initializes ... ok
[INFO] [stdout] test bptree::node::internal::tests::test_get_child_division ... ok
[INFO] [stdout] test bptree::node::external::tests::test_lookup ... ok
[INFO] [stdout] test bptree::node::external::tests::test_get_insert_position ... ok
[INFO] [stdout] test bptree::node::external::tests::insert_should_fail_when_full ... ok
[INFO] [stdout] test bptree::node::external::tests::insert_adds_one_elem_to_both_keys_and_values ... ok
[INFO] [stdout] test bptree::node::external::tests::insert_returns_ok_ok_when_not_full ... ok
[INFO] [stdout] test bptree::node::internal::tests::test_lookup ... ok
[INFO] [stdout] test bptree::node::external::tests::insert_returns_ok_full_when_becomes_full ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/bptree-67a67aed71d8e318
[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] [stderr]      Running /opt/crater/target/debug/deps/lib-01303e9c0bd47b37
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test displays_all_keys ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bptree
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/bptree.rs - bptree (line 46) ... ignored
[INFO] [stdout] test src/bptree/node/external.rs - bptree::node::external::ExternalNode::get_insert_position (line 53) ... ignored
[INFO] [stdout] test src/bptree.rs - bptree (line 30) ... ok
[INFO] [stdout] test src/bptree.rs - bptree (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "76d8b996c00dba0bcdba526a0416e6e351f854309df912f2bf5cf9fefccab068"`
[INFO] running `"docker" "rm" "-f" "76d8b996c00dba0bcdba526a0416e6e351f854309df912f2bf5cf9fefccab068"`
[INFO] [stdout] 76d8b996c00dba0bcdba526a0416e6e351f854309df912f2bf5cf9fefccab068