[INFO] cloning repository https://github.com/89netraM/synacor_challenge [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/89netraM/synacor_challenge" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F89netraM%2Fsynacor_challenge", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F89netraM%2Fsynacor_challenge'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b26d897b277b322458f60e603876f299bab80b79 [INFO] testing 89netraM/synacor_challenge against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F89netraM%2Fsynacor_challenge" "/workspace/builds/worker-30/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-30/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/89netraM/synacor_challenge on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/89netraM/synacor_challenge [INFO] finished tweaking git repo https://github.com/89netraM/synacor_challenge [INFO] tweaked toml for git repo https://github.com/89netraM/synacor_challenge written to /workspace/builds/worker-30/source/Cargo.toml [INFO] crate git repo https://github.com/89netraM/synacor_challenge already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ctrlc v3.1.8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 83f3879c230b17d4312f945352133f94198eb8288a86a243b3fa308169d1d933 [INFO] running `Command { std: "docker" "start" "-a" "83f3879c230b17d4312f945352133f94198eb8288a86a243b3fa308169d1d933", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "83f3879c230b17d4312f945352133f94198eb8288a86a243b3fa308169d1d933", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83f3879c230b17d4312f945352133f94198eb8288a86a243b3fa308169d1d933", kill_on_drop: false }` [INFO] [stdout] 83f3879c230b17d4312f945352133f94198eb8288a86a243b3fa308169d1d933 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cf217fe638cb87ed0c06e6b0cd958ef7e0b39905f5d09cca3be77a3e8cc5adb8 [INFO] running `Command { std: "docker" "start" "-a" "cf217fe638cb87ed0c06e6b0cd958ef7e0b39905f5d09cca3be77a3e8cc5adb8", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.93 [INFO] [stderr] Compiling nix v0.20.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling ctrlc v3.1.8 [INFO] [stderr] Compiling synacor_challenge v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct is never constructed: `HeaderCollection` [INFO] [stdout] --> src/runtime/debugger/header_collection.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct HeaderCollection(HashMap); [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/runtime/debugger/header_collection.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add` [INFO] [stdout] --> src/runtime/debugger/header_collection.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn add(&mut self, line: &str) -> Result<(), String> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get` [INFO] [stdout] --> src/runtime/debugger/header_collection.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn get(&self, name: &str) -> Option::Err>> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `clear` [INFO] [stdout] --> src/runtime/debugger/header_collection.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn clear(&mut self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.03s [INFO] running `Command { std: "docker" "inspect" "cf217fe638cb87ed0c06e6b0cd958ef7e0b39905f5d09cca3be77a3e8cc5adb8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf217fe638cb87ed0c06e6b0cd958ef7e0b39905f5d09cca3be77a3e8cc5adb8", kill_on_drop: false }` [INFO] [stdout] cf217fe638cb87ed0c06e6b0cd958ef7e0b39905f5d09cca3be77a3e8cc5adb8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 80c27c35fa41101bc2b6c4bf14c96b9e21ecf6c2f832b84428508d9fe365439b [INFO] running `Command { std: "docker" "start" "-a" "80c27c35fa41101bc2b6c4bf14c96b9e21ecf6c2f832b84428508d9fe365439b", kill_on_drop: false }` [INFO] [stderr] Compiling synacor_challenge v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.27s [INFO] running `Command { std: "docker" "inspect" "80c27c35fa41101bc2b6c4bf14c96b9e21ecf6c2f832b84428508d9fe365439b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "80c27c35fa41101bc2b6c4bf14c96b9e21ecf6c2f832b84428508d9fe365439b", kill_on_drop: false }` [INFO] [stdout] 80c27c35fa41101bc2b6c4bf14c96b9e21ecf6c2f832b84428508d9fe365439b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 75a24c1c4c04eef32ad505e84eb849618e294ddb5a1d9e43daf17d2bbdefaac7 [INFO] running `Command { std: "docker" "start" "-a" "75a24c1c4c04eef32ad505e84eb849618e294ddb5a1d9e43daf17d2bbdefaac7", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/synacor_challenge-1eac04b42e8b07a8) [INFO] [stdout] [INFO] [stdout] running 23 tests [INFO] [stdout] test runtime::data::tests::get_number ... ok [INFO] [stdout] test runtime::data::tests::get_register ... ok [INFO] [stdout] test runtime::data::tests::push_and_pop ... ok [INFO] [stdout] test runtime::data::tests::reading_invalid_memory ... ok [INFO] [stdout] test runtime::data::tests::reading_memory ... ok [INFO] [stdout] test runtime::data::tests::only_pop ... ok [INFO] [stdout] test runtime::data::tests::get_invalid ... ok [INFO] [stdout] test runtime::data::tests::update_invalid ... ok [INFO] [stdout] test runtime::data::tests::length_memory ... ok [INFO] [stdout] test runtime::data::tests::update_register ... ok [INFO] [stdout] test runtime::debugger::header_collection::tests::add_twice ... ok [INFO] [stdout] test runtime::debugger::header_collection::tests::add_without_name ... ok [INFO] [stdout] test runtime::data::tests::update_non_register ... ok [INFO] [stdout] test runtime::debugger::header_collection::tests::clear ... ok [INFO] [stdout] test runtime::vm::tests::final_step ... ok [INFO] [stdout] test runtime::vm::tests::init_pointer ... ok [INFO] [stdout] test runtime::vm::tests::invalid_step ... ok [INFO] [stdout] test runtime::vm::tests::one_step ... ok [INFO] [stdout] test runtime::vm::tests::run_to_completion ... ok [INFO] [stdout] test runtime::debugger::header_collection::tests::add_without_value ... ok [INFO] [stdout] test runtime::data::tests::writing_invalid_memory ... ok [INFO] [stdout] test runtime::data::tests::writing_and_reading_memory ... ok [INFO] [stdout] test runtime::debugger::header_collection::tests::add_and_get ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "75a24c1c4c04eef32ad505e84eb849618e294ddb5a1d9e43daf17d2bbdefaac7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "75a24c1c4c04eef32ad505e84eb849618e294ddb5a1d9e43daf17d2bbdefaac7", kill_on_drop: false }` [INFO] [stdout] 75a24c1c4c04eef32ad505e84eb849618e294ddb5a1d9e43daf17d2bbdefaac7