[INFO] cloning repository https://github.com/mihai-dinculescu/code_test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mihai-dinculescu/code_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmihai-dinculescu%2Fcode_test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmihai-dinculescu%2Fcode_test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c57dc7488b3dd61902574bb0f5ba9b61ee8a85a6
[INFO] testing mihai-dinculescu/code_test against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmihai-dinculescu%2Fcode_test" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mihai-dinculescu/code_test on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mihai-dinculescu/code_test
[INFO] finished tweaking git repo https://github.com/mihai-dinculescu/code_test
[INFO] tweaked toml for git repo https://github.com/mihai-dinculescu/code_test written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/mihai-dinculescu/code_test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89c6eb90ec697935d65fd24155953e016d106a475a0d4ca06ffa88038576abbb
[INFO] running `Command { std: "docker" "start" "-a" "89c6eb90ec697935d65fd24155953e016d106a475a0d4ca06ffa88038576abbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89c6eb90ec697935d65fd24155953e016d106a475a0d4ca06ffa88038576abbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89c6eb90ec697935d65fd24155953e016d106a475a0d4ca06ffa88038576abbb", kill_on_drop: false }`
[INFO] [stdout] 89c6eb90ec697935d65fd24155953e016d106a475a0d4ca06ffa88038576abbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 213a24845c2793c5348d7a23a5f2d6a7385be8ea98c0c277c76ac00af5c27957
[INFO] running `Command { std: "docker" "start" "-a" "213a24845c2793c5348d7a23a5f2d6a7385be8ea98c0c277c76ac00af5c27957", kill_on_drop: false }`
[INFO] [stderr]    Compiling code_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `BookingSystem`
[INFO] [stdout]  --> src/array_solution.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct BookingSystem {}
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/array_solution.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub fn new() -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check_events`
[INFO] [stdout]  --> src/array_solution.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn check_events(&self, mut events: Vec<Event>) -> bool {
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `BookingSystem`
[INFO] [stdout]  --> src/btreemap_solution.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct BookingSystem {}
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/btreemap_solution.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub fn new() -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check_events`
[INFO] [stdout]   --> src/btreemap_solution.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn check_events(&self, events: Vec<Event>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/lib.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(start: i32, end: i32) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "213a24845c2793c5348d7a23a5f2d6a7385be8ea98c0c277c76ac00af5c27957", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "213a24845c2793c5348d7a23a5f2d6a7385be8ea98c0c277c76ac00af5c27957", kill_on_drop: false }`
[INFO] [stdout] 213a24845c2793c5348d7a23a5f2d6a7385be8ea98c0c277c76ac00af5c27957
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 042e6fdc58946cb3c4b11241107dfa74ea5757af8f50804afd0c45c1b49e13f5
[INFO] running `Command { std: "docker" "start" "-a" "042e6fdc58946cb3c4b11241107dfa74ea5757af8f50804afd0c45c1b49e13f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling code_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `BookingSystem`
[INFO] [stdout]  --> src/array_solution.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct BookingSystem {}
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/array_solution.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub fn new() -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check_events`
[INFO] [stdout]  --> src/array_solution.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn check_events(&self, mut events: Vec<Event>) -> bool {
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `BookingSystem`
[INFO] [stdout]  --> src/btreemap_solution.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct BookingSystem {}
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/btreemap_solution.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub fn new() -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check_events`
[INFO] [stdout]   --> src/btreemap_solution.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn check_events(&self, events: Vec<Event>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/lib.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(start: i32, end: i32) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "042e6fdc58946cb3c4b11241107dfa74ea5757af8f50804afd0c45c1b49e13f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "042e6fdc58946cb3c4b11241107dfa74ea5757af8f50804afd0c45c1b49e13f5", kill_on_drop: false }`
[INFO] [stdout] 042e6fdc58946cb3c4b11241107dfa74ea5757af8f50804afd0c45c1b49e13f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 714a389daeda16e55aaa6aaf38ac11f0d653842380ef48f87f61c2be96de3e46
[INFO] running `Command { std: "docker" "start" "-a" "714a389daeda16e55aaa6aaf38ac11f0d653842380ef48f87f61c2be96de3e46", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: struct is never constructed: `BookingSystem`
[INFO] [stdout] running 16 tests
[INFO] [stderr]  --> src/array_solution.rs:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 | struct BookingSystem {}
[INFO] [stderr]   |        ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]  --> src/array_solution.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 |     pub fn new() -> Self {
[INFO] [stderr]   |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `check_events`
[INFO] [stderr]  --> src/array_solution.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn check_events(&self, mut events: Vec<Event>) -> bool {
[INFO] [stderr]   |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `BookingSystem`
[INFO] [stderr]  --> src/btreemap_solution.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | struct BookingSystem {}
[INFO] [stderr]   |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]  --> src/btreemap_solution.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 |     pub fn new() -> Self {
[INFO] [stderr]   |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `check_events`
[INFO] [stderr]   --> src/btreemap_solution.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn check_events(&self, events: Vec<Event>) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/lib.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn new(start: i32, end: i32) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `code_test` (lib) generated 7 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/code_test-e6528c8cc8044d74)
[INFO] [stdout] test array_solution::tests::test_edge_iter ... ok
[INFO] [stdout] test array_solution::tests::test_fail ... ok
[INFO] [stdout] test array_solution::tests::test_fail_bench ... ok
[INFO] [stdout] test array_solution::tests::test_same_start_bench ... ok
[INFO] [stdout] test array_solution::tests::test_success ... ok
[INFO] [stdout] test array_solution::tests::test_success_bench ... ok
[INFO] [stdout] test btreemap_solution::tests::test_edge ... ok
[INFO] [stdout] test btreemap_solution::tests::test_edge_iter ... ok
[INFO] [stdout] test btreemap_solution::tests::test_fail ... ok
[INFO] [stdout] test btreemap_solution::tests::test_fail_bench ... ok
[INFO] [stdout] test btreemap_solution::tests::test_same_start ... ok
[INFO] [stdout] test btreemap_solution::tests::test_same_start_bench ... ok
[INFO] [stdout] test btreemap_solution::tests::test_success ... ok
[INFO] [stdout] test array_solution::tests::test_same_start ... ok
[INFO] [stdout] test btreemap_solution::tests::test_success_bench ... ok
[INFO] [stdout] test array_solution::tests::test_edge ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests code_test
[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] running `Command { std: "docker" "inspect" "714a389daeda16e55aaa6aaf38ac11f0d653842380ef48f87f61c2be96de3e46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "714a389daeda16e55aaa6aaf38ac11f0d653842380ef48f87f61c2be96de3e46", kill_on_drop: false }`
[INFO] [stdout] 714a389daeda16e55aaa6aaf38ac11f0d653842380ef48f87f61c2be96de3e46