[INFO] updating cached repository Debonair2/intervalTree
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Debonair2/intervalTree
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Debonair2/intervalTree" "work/ex/beta-1.37-6/sources/1.36.0/gh/Debonair2/intervalTree"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Debonair2/intervalTree'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Debonair2/intervalTree" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Debonair2/intervalTree"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Debonair2/intervalTree'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1fb7bfc051c4bcd395b72dede4f5234184a623b8
[INFO] sha for GitHub repo Debonair2/intervalTree: 1fb7bfc051c4bcd395b72dede4f5234184a623b8
[INFO] validating manifest of Debonair2/intervalTree on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Debonair2/intervalTree on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Debonair2/intervalTree
[INFO] finished frobbing Debonair2/intervalTree
[INFO] frobbed toml for Debonair2/intervalTree written to work/ex/beta-1.37-6/sources/1.36.0/gh/Debonair2/intervalTree/Cargo.toml
[INFO] started frobbing Debonair2/intervalTree
[INFO] finished frobbing Debonair2/intervalTree
[INFO] frobbed toml for Debonair2/intervalTree written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Debonair2/intervalTree/Cargo.toml
[INFO] crate Debonair2/intervalTree already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Debonair2/intervalTree against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Debonair2/intervalTree:/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=warn" "-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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] aa11f3fa35051fbc81fbb9fcc3c42922aab159a9c05e65cc205d8e544d4a0967
[INFO] running `"docker" "start" "-a" "aa11f3fa35051fbc81fbb9fcc3c42922aab159a9c05e65cc205d8e544d4a0967"`
[INFO] [stderr]    Compiling intervalTree v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `SystemTime`
[INFO] [stderr]  --> src/lib.rs:2:17
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::time::{SystemTime, UNIX_EPOCH};
[INFO] [stderr]   |                 ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `BruteTree`
[INFO] [stderr]    --> src/lib.rs:160:1
[INFO] [stderr]     |
[INFO] [stderr] 160 | struct BruteTree {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/lib.rs:165:5
[INFO] [stderr]     |
[INFO] [stderr] 165 |     fn new (size: usize) -> BruteTree {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add`
[INFO] [stderr]    --> src/lib.rs:169:5
[INFO] [stderr]     |
[INFO] [stderr] 169 |     fn add (&mut self, start: usize, end: usize, number: isize) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `find_max`
[INFO] [stderr]    --> src/lib.rs:175:5
[INFO] [stderr]     |
[INFO] [stderr] 175 |     fn find_max (&self, start: usize, end: usize) -> isize
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: crate `intervalTree` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `interval_tree`
[INFO] [stderr] 
[INFO] [stderr] warning: crate `intervalTree` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `interval_tree`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `"docker" "inspect" "aa11f3fa35051fbc81fbb9fcc3c42922aab159a9c05e65cc205d8e544d4a0967"`
[INFO] running `"docker" "rm" "-f" "aa11f3fa35051fbc81fbb9fcc3c42922aab159a9c05e65cc205d8e544d4a0967"`
[INFO] [stdout] aa11f3fa35051fbc81fbb9fcc3c42922aab159a9c05e65cc205d8e544d4a0967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Debonair2/intervalTree:/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=warn" "-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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 06af37d38c0b112c6552e45a2e0a11e28bf5155ded24cd9142fe38d4b06d1e0a
[INFO] running `"docker" "start" "-a" "06af37d38c0b112c6552e45a2e0a11e28bf5155ded24cd9142fe38d4b06d1e0a"`
[INFO] [stderr]    Compiling intervalTree v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `SystemTime`
[INFO] [stderr]  --> src/lib.rs:2:17
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::time::{SystemTime, UNIX_EPOCH};
[INFO] [stderr]   |                 ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `intervalTree` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `interval_tree`
[INFO] [stderr] 
[INFO] [stderr] warning: crate `intervalTree` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `interval_tree`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `"docker" "inspect" "06af37d38c0b112c6552e45a2e0a11e28bf5155ded24cd9142fe38d4b06d1e0a"`
[INFO] running `"docker" "rm" "-f" "06af37d38c0b112c6552e45a2e0a11e28bf5155ded24cd9142fe38d4b06d1e0a"`
[INFO] [stdout] 06af37d38c0b112c6552e45a2e0a11e28bf5155ded24cd9142fe38d4b06d1e0a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Debonair2/intervalTree:/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=warn" "-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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] e98f38480dabb0fc08b67127874798ff00ce05d8f8d1806b252c1bfa72198d76
[INFO] running `"docker" "start" "-a" "e98f38480dabb0fc08b67127874798ff00ce05d8f8d1806b252c1bfa72198d76"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/intervalTree-bf1800e9079d5bd0
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::check_interval_tree_correctness ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/intervalTree-17646c4c9a7ec96b
[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]    Doc-tests intervalTree
[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] running `"docker" "inspect" "e98f38480dabb0fc08b67127874798ff00ce05d8f8d1806b252c1bfa72198d76"`
[INFO] running `"docker" "rm" "-f" "e98f38480dabb0fc08b67127874798ff00ce05d8f8d1806b252c1bfa72198d76"`
[INFO] [stdout] e98f38480dabb0fc08b67127874798ff00ce05d8f8d1806b252c1bfa72198d76