[INFO] cloning repository https://github.com/prajithkb/datastructures_in_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/prajithkb/datastructures_in_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprajithkb%2Fdatastructures_in_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprajithkb%2Fdatastructures_in_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4172a5be4694a8e1deb2a851d71d566a56d717cc
[INFO] testing prajithkb/datastructures_in_rust against beta-2026-03-05 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprajithkb%2Fdatastructures_in_rust" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/prajithkb/datastructures_in_rust
[INFO] finished tweaking git repo https://github.com/prajithkb/datastructures_in_rust
[INFO] tweaked toml for git repo https://github.com/prajithkb/datastructures_in_rust written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/prajithkb/datastructures_in_rust on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/prajithkb/datastructures_in_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f68e7b1351599fc52a305f7881f153fee63679ee257e3fb1cb29e82ed8f55a52
[INFO] running `Command { std: "docker" "start" "-a" "f68e7b1351599fc52a305f7881f153fee63679ee257e3fb1cb29e82ed8f55a52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f68e7b1351599fc52a305f7881f153fee63679ee257e3fb1cb29e82ed8f55a52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f68e7b1351599fc52a305f7881f153fee63679ee257e3fb1cb29e82ed8f55a52", kill_on_drop: false }`
[INFO] [stdout] f68e7b1351599fc52a305f7881f153fee63679ee257e3fb1cb29e82ed8f55a52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 891b040dd76e6e41a7f73182d87b67b458b0fc1b172eef331b174aaa1a45c0b8
[INFO] running `Command { std: "docker" "start" "-a" "891b040dd76e6e41a7f73182d87b67b458b0fc1b172eef331b174aaa1a45c0b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling atoi v0.4.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling datastructures_in_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.52s
[INFO] running `Command { std: "docker" "inspect" "891b040dd76e6e41a7f73182d87b67b458b0fc1b172eef331b174aaa1a45c0b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "891b040dd76e6e41a7f73182d87b67b458b0fc1b172eef331b174aaa1a45c0b8", kill_on_drop: false }`
[INFO] [stdout] 891b040dd76e6e41a7f73182d87b67b458b0fc1b172eef331b174aaa1a45c0b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab0f4793f1934a30e539a77ce35106b0a13658a147edff0ad9d8d43a88b6c0f8
[INFO] running `Command { std: "docker" "start" "-a" "ab0f4793f1934a30e539a77ce35106b0a13658a147edff0ad9d8d43a88b6c0f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling serde_json v1.0.64
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[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling plotters-backend v0.3.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling plotters-svg v0.3.0
[INFO] [stderr]    Compiling plotters v0.3.1
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[INFO] [stderr]    Compiling semver-parser v0.10.2
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[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling cast v0.2.6
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[INFO] [stderr]    Compiling bstr v0.2.16
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[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.4
[INFO] [stderr]    Compiling datastructures_in_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 30.66s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "ab0f4793f1934a30e539a77ce35106b0a13658a147edff0ad9d8d43a88b6c0f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab0f4793f1934a30e539a77ce35106b0a13658a147edff0ad9d8d43a88b6c0f8", kill_on_drop: false }`
[INFO] [stdout] ab0f4793f1934a30e539a77ce35106b0a13658a147edff0ad9d8d43a88b6c0f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 83ff648d9e35c909a82e2a2c5690d8e213e096114f229b363299c479ba7a5abd
[INFO] running `Command { std: "docker" "start" "-a" "83ff648d9e35c909a82e2a2c5690d8e213e096114f229b363299c479ba7a5abd", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/datastructures_in_rust-3dfd0354f479c5a5)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test intervals::brute_force::test::query_works ... ok
[INFO] [stdout] test intervals::segment_tree::array_based_segment_tree::tests::pretty_print_prints_correctly ... ok
[INFO] [stdout] test intervals::segment_tree::array_based_segment_tree::tests::updates_correctly ... ok
[INFO] [stdout] test intervals::segment_tree::array_based_segment_tree::tests::initializes_correctly ... ok
[INFO] [stdout] test intervals::segment_tree::dynamic_segment_tree::tests::dynamic_segment_tree::initializes_correctly ... ok
[INFO] [stdout] test intervals::segment_tree::dynamic_segment_tree::tests::dynamic_segment_tree::pretty_print_works ... ok
[INFO] [stdout] test intervals::segment_tree::dynamic_segment_tree::tests::dynamic_segment_tree::query_works ... ok
[INFO] [stdout] test leetcode::parser::tests::converstion_works ... ok
[INFO] [stdout] test leetcode::parser::tests::invalid_format_fails ... ok
[INFO] [stdout] test leetcode::parser::tests::items_initialized_correctly ... ok
[INFO] [stdout] test intervals::segment_tree::dynamic_segment_tree_with_range_updates::tests::update_and_query_works_for_max ... ok
[INFO] [stdout] test intervals::segment_tree::array_based_segment_tree::tests::queries_correctly ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/datastructures_in_rust-a7f24c0afe9453ae)
[INFO] [stderr]      Running tests/segment_tree.rs (/opt/rustwide/target/debug/deps/segment_tree-58e796b2fba110e5)
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] DYNAMIC_SEGMENT_TREE
[INFO] [stdout]   `- [0..=9] => 61 (pending:None)
[INFO] [stdout]      |- [0..=4] => 15 (pending:None)
[INFO] [stdout]      |  |- [0..=2] => 6 (pending:None)
[INFO] [stdout]      |  |  |- [0..=1] => 3 (pending:None)
[INFO] [stdout]      |  |  |  |- [0..=0] => 1 (pending:None)
[INFO] [stdout]      |  |  |  `- [1..=1] => 2 (pending:None)
[INFO] [stdout]      |  |  `- [2..=2] => 3 (pending:None)
[INFO] [stdout]      |  `- [3..=4] => 9 (pending:None)
[INFO] [stdout]      |     |- [3..=3] => 4 (pending:None)
[INFO] [stdout]      |     `- [4..=4] => 5 (pending:None)
[INFO] [stdout]      `- [5..=9] => 46 (pending:None)
[INFO] [stdout]         |- [5..=7] => 26 (pending:None)
[INFO] [stdout]         |  |- [5..=6] => 16 (pending:None)
[INFO] [stdout]         |  |  |- [5..=5] => 6 (pending:None)
[INFO] [stdout]         |  |  `- [6..=6] => 10 (pending:None)
[INFO] [stdout]         |  `- [7..=7] => 10 (pending:None)
[INFO] [stdout]         `- [8..=9] => 20 (pending:None)
[INFO] [stdout]            |- [8..=8] => 10 (pending:None)
[INFO] [stdout]            `- [9..=9] => 10 (pending:None)
[INFO] [stdout] DYNAMIC_SEGMENT_TREE
[INFO] [stdout]   `- [0..=9] => 61 (pending:None)
[INFO] [stdout]      |- [0..=4] => 15 (pending:None)
[INFO] [stdout]      |  |- [0..=2] => 6 (pending:None)
[INFO] [stdout]      |  |  |- [0..=1] => 3 (pending:None)
[INFO] [stdout]      |  |  |  |- [0..=0] => 1 (pending:None)
[INFO] [stdout]      |  |  |  `- [1..=1] => 2 (pending:None)
[INFO] [stdout]      |  |  `- [2..=2] => 3 (pending:None)
[INFO] [stdout]      |  `- [3..=4] => 9 (pending:None)
[INFO] [stdout]      |     |- [3..=3] => 4 (pending:None)
[INFO] [stdout]      |     `- [4..=4] => 5 (pending:None)
[INFO] [stdout]      `- [5..=9] => 46 (pending:None)
[INFO] [stdout]         |- [5..=7] => 26 (pending:None)
[INFO] [stdout]         |  |- [5..=6] => 16 (pending:None)
[INFO] [stdout]         |  |  |- [5..=5] => 6 (pending:None)
[INFO] [stdout]         |  |  `- [6..=6] => 10 (pending:None)
[INFO] [stdout]         |  `- [7..=7] => 10 (pending:None)
[INFO] [stdout]         `- [8..=9] => 20 (pending:None)
[INFO] [stdout]            |- [8..=8] => 10 (pending:None)
[INFO] [stdout]            `- [9..=9] => 10 (pending:None)
[INFO] [stdout] DYNAMIC_SEGMENT_TREE
[INFO] [stdout]   `- [0..=9] => 61 (pending:None)
[INFO] [stdout]      |- [0..=4] => 15 (pending:None)
[INFO] [stdout]      |  |- [0..=2] => 6 (pending:None)
[INFO] [stdout]      |  |  |- [0..=1] => 3 (pending:None)
[INFO] [stdout]      |  |  |  |- [0..=0] => 1 (pending:None)
[INFO] [stdout]      |  |  |  `- [1..=1] => 2 (pending:None)
[INFO] [stdout]      |  |  `- [2..=2] => 3 (pending:None)
[INFO] [stdout]      |  `- [3..=4] => 9 (pending:None)
[INFO] [stdout]      |     |- [3..=3] => 4 (pending:None)
[INFO] [stdout]      |     `- [4..=4] => 5 (pending:None)
[INFO] [stdout]      `- [5..=9] => 46 (pending:None)
[INFO] [stdout]         |- [5..=7] => 26 (pending:None)
[INFO] [stdout]         |  |- [5..=6] => 16 (pending:None)
[INFO] [stdout]         |  |  |- [5..=5] => 6 (pending:None)
[INFO] [stdout]         |  |  `- [6..=6] => 10 (pending:None)
[INFO] [stdout]         |  `- [7..=7] => 10 (pending:None)
[INFO] [stdout]         `- [8..=9] => 20 (pending:None)
[INFO] [stdout]            |- [8..=8] => 10 (pending:None)
[INFO] [stdout]            `- [9..=9] => 10 (pending:None)
[INFO] [stdout] DYNAMIC_SEGMENT_TREE
[INFO] [stdout]   `- [0..=9] => 82 (pending:None)
[INFO] [stdout]      |- [0..=4] => 36 (pending:None)
[INFO] [stdout]      |  |- [0..=2] => 21 (pending:None)
[INFO] [stdout]      |  |  |- [0..=1] => 11 (pending:None)
[INFO] [stdout]      |  |  |  |- [0..=0] => 1 (pending:None)
[INFO] [stdout]      |  |  |  `- [1..=1] => 10 (pending:None)
[INFO] [stdout]      |  |  `- [2..=2] => 10 (pending:None)
[INFO] [stdout]      |  `- [3..=4] => 15 (pending:None)
[INFO] [stdout]      |     |- [3..=3] => 10 (pending:None)
[INFO] [stdout]      |     `- [4..=4] => 5 (pending:None)
[INFO] [stdout]      `- [5..=9] => 46 (pending:None)
[INFO] [stdout]         |- [5..=7] => 26 (pending:None)
[INFO] [stdout]         |  |- [5..=6] => 16 (pending:None)
[INFO] [stdout]         |  |  |- [5..=5] => 6 (pending:None)
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[INFO] [stdout]         `- [8..=9] => 20 (pending:None)
[INFO] [stdout]            |- [8..=8] => 10 (pending:None)
[INFO] [stdout]            `- [9..=9] => 10 (pending:None)
[INFO] [stdout] DYNAMIC_SEGMENT_TREE
[INFO] [stdout]   `- [0..=9] => 81 (pending:None)
[INFO] [stdout]      |- [0..=4] => 41 (pending:None)
[INFO] [stdout]      |  |- [0..=2] => 21 (pending:None)
[INFO] [stdout]      |  |  |- [0..=1] => 11 (pending:None)
[INFO] [stdout]      |  |  |  |- [0..=0] => 1 (pending:None)
[INFO] [stdout]      |  |  |  `- [1..=1] => 10 (pending:None)
[INFO] [stdout]      |  |  `- [2..=2] => 10 (pending:None)
[INFO] [stdout]      |  `- [3..=4] => 20 (pending:None)
[INFO] [stdout]      |     |- [3..=3] => 10 (pending:None)
[INFO] [stdout]      |     `- [4..=4] => 10 (pending:None)
[INFO] [stdout]      `- [5..=9] => 40 (pending:None)
[INFO] [stdout]         |- [5..=7] => 20 (pending:None)
[INFO] [stdout]         |  |- [5..=6] => 10 (pending:Some(10))
[INFO] [stdout]         |  |  |- [5..=5] => 6 (pending:None)
[INFO] [stdout]         |  |  `- [6..=6] => 10 (pending:None)
[INFO] [stdout]         |  `- [7..=7] => 10 (pending:None)
[INFO] [stdout]         `- [8..=9] => 20 (pending:None)
[INFO] [stdout]            |- [8..=8] => 10 (pending:None)
[INFO] [stdout]            `- [9..=9] => 10 (pending:None)
[INFO] [stdout] test update_works ... FAILED
[INFO] [stdout] test query_works ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- update_works stdout ----
[INFO] [stdout] bt:[1, 2, 3, 4, 5, 6, 10, 10, 10, 10]bt:[1, 2, 3, 4, 5, 6, 10, 10, 10, 10]bt:[1, 2, 3, 4, 5, 6, 10, 10, 10, 10]bt:[1, 10, 10, 10, 5, 6, 10, 10, 10, 10]bt:[1, 10, 10, 10, 10, 10, 10, 10, 10, 10]
[INFO] [stdout] thread 'update_works' (41) panicked at tests/segment_tree.rs:43:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: Some(20)
[INFO] [stdout]  right: Some(30)
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5ea4c934346a - std[b80a194dd3c418bb]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5ea4c934346a - std[b80a194dd3c418bb]::backtrace_rs::backtrace::trace_unsynchronized::<std[b80a194dd3c418bb]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5ea4c934346a - std[b80a194dd3c418bb]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5ea4c934346a - <<std[b80a194dd3c418bb]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[10b6fa85044e1869]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5ea4c93578ea - <core[10b6fa85044e1869]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5ea4c93578ea - core[10b6fa85044e1869]::fmt::write
[INFO] [stdout]    6:     0x5ea4c9347dc2 - std[b80a194dd3c418bb]::io::default_write_fmt::<alloc[dd269455e567d8e9]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5ea4c9347dc2 - <alloc[dd269455e567d8e9]::vec::Vec<u8> as std[b80a194dd3c418bb]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5ea4c932267f - <std[b80a194dd3c418bb]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5ea4c932267f - std[b80a194dd3c418bb]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5ea4c933b9d9 - std[b80a194dd3c418bb]::panicking::default_hook
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5ea4c9297bec - <alloc[dd269455e567d8e9]::boxed::Box<dyn for<'a, 'b> core[10b6fa85044e1869]::ops::function::Fn<(&'a std[b80a194dd3c418bb]::panic::PanicHookInfo<'b>,), Output = ()> + core[10b6fa85044e1869]::marker::Sync + core[10b6fa85044e1869]::marker::Send> as core[10b6fa85044e1869]::ops::function::Fn<(&std[b80a194dd3c418bb]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x5ea4c9297bec - test[826cbc6ef54ab466]::test_main_with_exit_callback::<test[826cbc6ef54ab466]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5ea4c933bb92 - <alloc[dd269455e567d8e9]::boxed::Box<dyn for<'a, 'b> core[10b6fa85044e1869]::ops::function::Fn<(&'a std[b80a194dd3c418bb]::panic::PanicHookInfo<'b>,), Output = ()> + core[10b6fa85044e1869]::marker::Sync + core[10b6fa85044e1869]::marker::Send> as core[10b6fa85044e1869]::ops::function::Fn<(&std[b80a194dd3c418bb]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x5ea4c933bb92 - std[b80a194dd3c418bb]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5ea4c9322738 - std[b80a194dd3c418bb]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5ea4c931a0a9 - std[b80a194dd3c418bb]::sys::backtrace::__rust_end_short_backtrace::<std[b80a194dd3c418bb]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5ea4c932344d - __rustc[9698a3e60dd14283]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5ea4c935815c - core[10b6fa85044e1869]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5ea4c9358013 - core[10b6fa85044e1869]::panicking::assert_failed_inner
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panicking.rs:439:17
[INFO] [stdout]   20:     0x5ea4c928a7d6 - core::panicking::assert_failed::h9c64f12e66f58ffe
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panicking.rs:394:5
[INFO] [stdout]   21:     0x5ea4c92882ee - segment_tree::update_works::{{closure}}::hb04fc7264997664e
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/segment_tree.rs:43:9
[INFO] [stdout]   22:     0x5ea4c9286d47 - <core::slice::iter::Iter<T> as core::iter::traits::iterator::Iterator>::for_each::hcd1520b09af3545c
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/slice/iter/macros.rs:301:21
[INFO] [stdout]   23:     0x5ea4c9288008 - segment_tree::update_works::h3d21e4bab3a02629
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/segment_tree.rs:37:20
[INFO] [stdout]   24:     0x5ea4c9288317 - segment_tree::update_works::{{closure}}::hf30621aa4e05f90a
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/segment_tree.rs:31:18
[INFO] [stdout]   25:     0x5ea4c9289cb6 - core::ops::function::FnOnce::call_once::h4e901697e340a18b
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x5ea4c928bccb - <fn() -> core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27:     0x5ea4c928bccb - test[826cbc6ef54ab466]::__rust_begin_short_backtrace::<core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>, fn() -> core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:663:18
[INFO] [stdout]   28:     0x5ea4c92986bb - test[826cbc6ef54ab466]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:686:74
[INFO] [stdout]   29:     0x5ea4c92986bb - <core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   30:     0x5ea4c92986bb - std[b80a194dd3c418bb]::panicking::catch_unwind::do_call::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}>, core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:581:40
[INFO] [stdout]   31:     0x5ea4c92986bb - std[b80a194dd3c418bb]::panicking::catch_unwind::<core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>, core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:544:19
[INFO] [stdout]   32:     0x5ea4c92986bb - std[b80a194dd3c418bb]::panic::catch_unwind::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}>, core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panic.rs:359:14
[INFO] [stdout]   33:     0x5ea4c92986bb - test[826cbc6ef54ab466]::run_test_in_process
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:686:27
[INFO] [stdout]   34:     0x5ea4c92986bb - test[826cbc6ef54ab466]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:607:43
[INFO] [stdout]   35:     0x5ea4c9293dd4 - test[826cbc6ef54ab466]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:637:41
[INFO] [stdout]   36:     0x5ea4c9293dd4 - std[b80a194dd3c418bb]::sys::backtrace::__rust_begin_short_backtrace::<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   37:     0x5ea4c929b2c2 - std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked::<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   38:     0x5ea4c929b2c2 - <core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   39:     0x5ea4c929b2c2 - std[b80a194dd3c418bb]::panicking::catch_unwind::do_call::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:581:40
[INFO] [stdout]   40:     0x5ea4c929b2c2 - std[b80a194dd3c418bb]::panicking::catch_unwind::<(), core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:544:19
[INFO] [stdout]   41:     0x5ea4c929b2c2 - std[b80a194dd3c418bb]::panic::catch_unwind::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panic.rs:359:14
[INFO] [stdout]   42:     0x5ea4c929b2c2 - std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked::<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   43:     0x5ea4c929b2c2 - <std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1} as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   44:     0x5ea4c9342d7f - <alloc[dd269455e567d8e9]::boxed::Box<dyn core[10b6fa85044e1869]::ops::function::FnOnce<(), Output = ()> + core[10b6fa85044e1869]::marker::Send> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   45:     0x5ea4c9342d7f - <std[b80a194dd3c418bb]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   46:     0x745865efeaa4 - <unknown>
[INFO] [stdout]   47:     0x745865f8ba64 - clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     update_works
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test segment_tree`
[INFO] running `Command { std: "docker" "inspect" "83ff648d9e35c909a82e2a2c5690d8e213e096114f229b363299c479ba7a5abd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83ff648d9e35c909a82e2a2c5690d8e213e096114f229b363299c479ba7a5abd", kill_on_drop: false }`
[INFO] [stdout] 83ff648d9e35c909a82e2a2c5690d8e213e096114f229b363299c479ba7a5abd
