[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#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmihai-dinculescu%2Fcode_test" "/workspace/builds/worker-36/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-36/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mihai-dinculescu/code_test on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-36/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a79302e31e6461b93a170cc1c6edb06a2a9e309becf81301f1aa4b5e83adfd21
[INFO] running `Command { std: "docker" "start" "-a" "a79302e31e6461b93a170cc1c6edb06a2a9e309becf81301f1aa4b5e83adfd21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a79302e31e6461b93a170cc1c6edb06a2a9e309becf81301f1aa4b5e83adfd21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a79302e31e6461b93a170cc1c6edb06a2a9e309becf81301f1aa4b5e83adfd21", kill_on_drop: false }`
[INFO] [stdout] a79302e31e6461b93a170cc1c6edb06a2a9e309becf81301f1aa4b5e83adfd21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37cb8a44ebeedc51d680d9e3eee67ac82c3394b138b1653301c0a5b5a2e5004b
[INFO] running `Command { std: "docker" "start" "-a" "37cb8a44ebeedc51d680d9e3eee67ac82c3394b138b1653301c0a5b5a2e5004b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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: field is never read: `start`
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     start: i32,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `end`
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     end: i32,
[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: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.56s
[INFO] running `Command { std: "docker" "inspect" "37cb8a44ebeedc51d680d9e3eee67ac82c3394b138b1653301c0a5b5a2e5004b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37cb8a44ebeedc51d680d9e3eee67ac82c3394b138b1653301c0a5b5a2e5004b", kill_on_drop: false }`
[INFO] [stdout] 37cb8a44ebeedc51d680d9e3eee67ac82c3394b138b1653301c0a5b5a2e5004b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d929db7334aae1682c7684ebeca279164c723a9de2cd9dcb19fc5b8e428b7e3
[INFO] running `Command { std: "docker" "start" "-a" "3d929db7334aae1682c7684ebeca279164c723a9de2cd9dcb19fc5b8e428b7e3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]    Compiling code_test v0.1.0 (/opt/rustwide/workdir)
[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: field is never read: `start`
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     start: i32,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `end`
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     end: i32,
[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: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.22s
[INFO] running `Command { std: "docker" "inspect" "3d929db7334aae1682c7684ebeca279164c723a9de2cd9dcb19fc5b8e428b7e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d929db7334aae1682c7684ebeca279164c723a9de2cd9dcb19fc5b8e428b7e3", kill_on_drop: false }`
[INFO] [stdout] 3d929db7334aae1682c7684ebeca279164c723a9de2cd9dcb19fc5b8e428b7e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d5df22b528522e9fe0c95cfb360276675b3a7d73b283a9d05dc394d87722ace2
[INFO] running `Command { std: "docker" "start" "-a" "d5df22b528522e9fe0c95cfb360276675b3a7d73b283a9d05dc394d87722ace2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: struct is never constructed: `BookingSystem`
[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: field is never read: `start`
[INFO] [stderr]  --> src/lib.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     start: i32,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `end`
[INFO] [stderr]   --> src/lib.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     end: i32,
[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 9 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/code_test-2edc76addbaf81c9)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[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_edge ... ok
[INFO] [stdout] test array_solution::tests::test_same_start ... ok
[INFO] [stdout] test array_solution::tests::test_success_bench ... 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 btreemap_solution::tests::test_fail ... 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_bench ... ok
[INFO] [stdout] test btreemap_solution::tests::test_success_bench ... ok
[INFO] [stderr]    Doc-tests code_test
[INFO] [stdout] test btreemap_solution::tests::test_same_start_bench ... ok
[INFO] [stdout] test btreemap_solution::tests::test_same_start ... ok
[INFO] [stdout] test btreemap_solution::tests::test_success ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[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" "d5df22b528522e9fe0c95cfb360276675b3a7d73b283a9d05dc394d87722ace2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5df22b528522e9fe0c95cfb360276675b3a7d73b283a9d05dc394d87722ace2", kill_on_drop: false }`
[INFO] [stdout] d5df22b528522e9fe0c95cfb360276675b3a7d73b283a9d05dc394d87722ace2