[INFO] cloning repository https://github.com/White-Oak/market_matcher_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/White-Oak/market_matcher_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWhite-Oak%2Fmarket_matcher_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWhite-Oak%2Fmarket_matcher_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e3d8e63846064ec0590f37a3aa2d5628e44aa608
[INFO] checking White-Oak/market_matcher_rs against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWhite-Oak%2Fmarket_matcher_rs" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/White-Oak/market_matcher_rs on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/White-Oak/market_matcher_rs
[INFO] finished tweaking git repo https://github.com/White-Oak/market_matcher_rs
[INFO] tweaked toml for git repo https://github.com/White-Oak/market_matcher_rs written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/White-Oak/market_matcher_rs 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tinytemplate v1.0.2
[INFO] [stderr]   Downloaded num-traits v0.2.7
[INFO] [stderr]   Downloaded libc v0.2.55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fbabff862ba3fa0e8882e3a7f0101ea5ced5de343ea28ede47f4a7fefce5b4b6
[INFO] running `Command { std: "docker" "start" "-a" "fbabff862ba3fa0e8882e3a7f0101ea5ced5de343ea28ede47f4a7fefce5b4b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbabff862ba3fa0e8882e3a7f0101ea5ced5de343ea28ede47f4a7fefce5b4b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbabff862ba3fa0e8882e3a7f0101ea5ced5de343ea28ede47f4a7fefce5b4b6", kill_on_drop: false }`
[INFO] [stdout] fbabff862ba3fa0e8882e3a7f0101ea5ced5de343ea28ede47f4a7fefce5b4b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4aa5f2bb2e25da63b49740577e465dc1636bea3bd82554cefc6936b9899bc8fa
[INFO] running `Command { std: "docker" "start" "-a" "4aa5f2bb2e25da63b49740577e465dc1636bea3bd82554cefc6936b9899bc8fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.55
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling num-traits v0.2.7
[INFO] [stderr]    Compiling serde_derive v1.0.91
[INFO] [stderr]     Checking cast v0.2.2
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking csv-core v0.1.5
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking csv v1.0.7
[INFO] [stderr]     Checking tinytemplate v1.0.2
[INFO] [stderr]     Checking market_matcher_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/matcher.rs:141:25
[INFO] [stdout]     |
[INFO] [stdout] 141 |             if let Some(mut passive_request) = opposite_vec.get_mut(current_index) {
[INFO] [stdout]     |                         ----^^^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/matcher.rs:224:25
[INFO] [stdout]     |
[INFO] [stdout] 224 |             if let Some(mut passive_request) = opposite_vec.get_mut(current_index) {
[INFO] [stdout]     |                         ----^^^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/matcher.rs:141:25
[INFO] [stdout]     |
[INFO] [stdout] 141 |             if let Some(mut passive_request) = opposite_vec.get_mut(current_index) {
[INFO] [stdout]     |                         ----^^^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/matcher.rs:224:25
[INFO] [stdout]     |
[INFO] [stdout] 224 |             if let Some(mut passive_request) = opposite_vec.get_mut(current_index) {
[INFO] [stdout]     |                         ----^^^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `match_request_quiet` is never used
[INFO] [stdout]    --> src/matcher.rs:130:12
[INFO] [stdout]     |
[INFO] [stdout] 83  | impl OrderBook {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 130 |     pub fn match_request_quiet<'a>(&mut self, request: &'a Request) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `l_insert_benchmark` is never used
[INFO] [stdout]  --> benches/matcher_benchmark.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn l_insert_benchmark(c: &mut Criterion) {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `l_insert_worst_case_benchmark` is never used
[INFO] [stdout]   --> benches/matcher_benchmark.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn l_insert_worst_case_benchmark(c: &mut Criterion) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ic_benchmark` is never used
[INFO] [stdout]    --> benches/matcher_benchmark.rs:131:4
[INFO] [stdout]     |
[INFO] [stdout] 131 | fn ic_benchmark(c: &mut Criterion) {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fk_benchmark` is never used
[INFO] [stdout]    --> benches/matcher_benchmark.rs:159:4
[INFO] [stdout]     |
[INFO] [stdout] 159 | fn fk_benchmark(c: &mut Criterion) {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/matcher.rs:141:25
[INFO] [stdout]     |
[INFO] [stdout] 141 |             if let Some(mut passive_request) = opposite_vec.get_mut(current_index) {
[INFO] [stdout]     |                         ----^^^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/matcher.rs:224:25
[INFO] [stdout]     |
[INFO] [stdout] 224 |             if let Some(mut passive_request) = opposite_vec.get_mut(current_index) {
[INFO] [stdout]     |                         ----^^^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/matcher.rs:141:25
[INFO] [stdout]     |
[INFO] [stdout] 141 |             if let Some(mut passive_request) = opposite_vec.get_mut(current_index) {
[INFO] [stdout]     |                         ----^^^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/matcher.rs:224:25
[INFO] [stdout]     |
[INFO] [stdout] 224 |             if let Some(mut passive_request) = opposite_vec.get_mut(current_index) {
[INFO] [stdout]     |                         ----^^^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `match_request_quiet` is never used
[INFO] [stdout]    --> src/matcher.rs:130:12
[INFO] [stdout]     |
[INFO] [stdout] 83  | impl OrderBook {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 130 |     pub fn match_request_quiet<'a>(&mut self, request: &'a Request) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.32s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.11
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "4aa5f2bb2e25da63b49740577e465dc1636bea3bd82554cefc6936b9899bc8fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4aa5f2bb2e25da63b49740577e465dc1636bea3bd82554cefc6936b9899bc8fa", kill_on_drop: false }`
[INFO] [stdout] 4aa5f2bb2e25da63b49740577e465dc1636bea3bd82554cefc6936b9899bc8fa