[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 master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F89netraM%2Fsynacor_challenge" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/89netraM/synacor_challenge 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/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-6/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 8e16b06723796be0c98916a4dbdfb9c723fd2b73a343d9f3a8cbb139430f15e2 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "8e16b06723796be0c98916a4dbdfb9c723fd2b73a343d9f3a8cbb139430f15e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8e16b06723796be0c98916a4dbdfb9c723fd2b73a343d9f3a8cbb139430f15e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e16b06723796be0c98916a4dbdfb9c723fd2b73a343d9f3a8cbb139430f15e2", kill_on_drop: false }` [INFO] [stdout] 8e16b06723796be0c98916a4dbdfb9c723fd2b73a343d9f3a8cbb139430f15e2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 73b7acbbb1ea18e2e594f305888c9631e0b87a09422891ede3ff2018d3afa20a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "73b7acbbb1ea18e2e594f305888c9631e0b87a09422891ede3ff2018d3afa20a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.93 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling nix v0.20.0 [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 27.10s [INFO] running `Command { std: "docker" "inspect" "73b7acbbb1ea18e2e594f305888c9631e0b87a09422891ede3ff2018d3afa20a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73b7acbbb1ea18e2e594f305888c9631e0b87a09422891ede3ff2018d3afa20a", kill_on_drop: false }` [INFO] [stdout] 73b7acbbb1ea18e2e594f305888c9631e0b87a09422891ede3ff2018d3afa20a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 44dbe03d4934acecb7026a7c3870dc8b5b3160e437148d033c9ba831ee6d2199 [INFO] running `Command { std: "docker" "start" "-a" "44dbe03d4934acecb7026a7c3870dc8b5b3160e437148d033c9ba831ee6d2199", kill_on_drop: false }` [INFO] [stderr] Compiling synacor_challenge v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.98s [INFO] running `Command { std: "docker" "inspect" "44dbe03d4934acecb7026a7c3870dc8b5b3160e437148d033c9ba831ee6d2199", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44dbe03d4934acecb7026a7c3870dc8b5b3160e437148d033c9ba831ee6d2199", kill_on_drop: false }` [INFO] [stdout] 44dbe03d4934acecb7026a7c3870dc8b5b3160e437148d033c9ba831ee6d2199 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] b07048902fe06635d58076535a526e161b5d4cbaebc452ece6b962c727bfec3f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "b07048902fe06635d58076535a526e161b5d4cbaebc452ece6b962c727bfec3f", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/synacor_challenge-c61f0b5809555f89) [INFO] [stdout] [INFO] [stdout] running 23 tests [INFO] [stdout] test runtime::data::tests::get_invalid ... ok [INFO] [stdout] test runtime::data::tests::get_number ... ok [INFO] [stdout] test runtime::data::tests::length_memory ... ok [INFO] [stdout] test runtime::data::tests::only_pop ... ok [INFO] [stdout] test runtime::data::tests::push_and_pop ... ok [INFO] [stdout] test runtime::data::tests::reading_memory ... ok [INFO] [stdout] test runtime::debugger::header_collection::tests::add_twice ... ok [INFO] [stdout] test runtime::debugger::header_collection::tests::add_and_get ... ok [INFO] [stdout] test runtime::debugger::header_collection::tests::add_without_name ... ok [INFO] [stdout] test runtime::data::tests::get_register ... ok [INFO] [stdout] test runtime::vm::tests::one_step ... ok [INFO] [stdout] test runtime::data::tests::update_non_register ... ok [INFO] [stdout] test runtime::data::tests::writing_invalid_memory ... ok [INFO] [stdout] test runtime::debugger::header_collection::tests::clear ... ok [INFO] [stdout] test runtime::data::tests::writing_and_reading_memory ... ok [INFO] [stdout] test runtime::vm::tests::invalid_step ... ok [INFO] [stdout] test runtime::vm::tests::init_pointer ... ok [INFO] [stdout] test runtime::data::tests::reading_invalid_memory ... ok [INFO] [stdout] test runtime::vm::tests::final_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::update_register ... ok [INFO] [stdout] test runtime::data::tests::update_invalid ... 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" "b07048902fe06635d58076535a526e161b5d4cbaebc452ece6b962c727bfec3f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b07048902fe06635d58076535a526e161b5d4cbaebc452ece6b962c727bfec3f", kill_on_drop: false }` [INFO] [stdout] b07048902fe06635d58076535a526e161b5d4cbaebc452ece6b962c727bfec3f