[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] 74cb5efe08a4094fbc76f05bfe9fb294135ed676
[INFO] testing 89netraM/synacor_challenge against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F89netraM%2Fsynacor_challenge" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[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-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/89netraM/synacor_challenge on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/89netraM/synacor_challenge 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 528ad07f23cd9feff908e02841cbe8e56a693df3af871bca713ef3ea69d182cb
[INFO] running `Command { std: "docker" "start" "-a" "528ad07f23cd9feff908e02841cbe8e56a693df3af871bca713ef3ea69d182cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "528ad07f23cd9feff908e02841cbe8e56a693df3af871bca713ef3ea69d182cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "528ad07f23cd9feff908e02841cbe8e56a693df3af871bca713ef3ea69d182cb", kill_on_drop: false }`
[INFO] [stdout] 528ad07f23cd9feff908e02841cbe8e56a693df3af871bca713ef3ea69d182cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1eed04d5665ae346f46135dc1fa4ffefba3c89fb21ef469467a12306598fd42
[INFO] running `Command { std: "docker" "start" "-a" "a1eed04d5665ae346f46135dc1fa4ffefba3c89fb21ef469467a12306598fd42", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling syn v1.0.90
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling quote v1.0.17
[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 bincode v1.3.3
[INFO] [stderr]    Compiling synacor_challenge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Parsing`
[INFO] [stdout]  --> src/compiler/mod.rs:3:39
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use compilation::{compile, parse, Parsing};
[INFO] [stdout]   |                                       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HeaderCollection` is never constructed
[INFO] [stdout]  --> src/runtime/debugger/header_collection.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct HeaderCollection(HashMap<String, String>);
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `add`, `get`, and `clear` are never used
[INFO] [stdout]   --> src/runtime/debugger/header_collection.rs:6:9
[INFO] [stdout]    |
[INFO] [stdout] 5  | impl HeaderCollection {
[INFO] [stdout]    | --------------------- associated items in this implementation
[INFO] [stdout] 6  |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 10 |     pub fn add(&mut self, line: &str) -> Result<(), String> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn get<T: FromStr>(&self, name: &str) -> Option<Result<T, <T as FromStr>::Err>> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 42.01s
[INFO] running `Command { std: "docker" "inspect" "a1eed04d5665ae346f46135dc1fa4ffefba3c89fb21ef469467a12306598fd42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1eed04d5665ae346f46135dc1fa4ffefba3c89fb21ef469467a12306598fd42", kill_on_drop: false }`
[INFO] [stdout] a1eed04d5665ae346f46135dc1fa4ffefba3c89fb21ef469467a12306598fd42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f5359ef0dc1c9cbc13e9fe25cb422fba02d2d6c3d80e3c5a16ec30c3dc277c2
[INFO] running `Command { std: "docker" "start" "-a" "6f5359ef0dc1c9cbc13e9fe25cb422fba02d2d6c3d80e3c5a16ec30c3dc277c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling synacor_challenge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Parsing`
[INFO] [stdout]  --> src/compiler/mod.rs:3:39
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use compilation::{compile, parse, Parsing};
[INFO] [stdout]   |                                       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.72s
[INFO] running `Command { std: "docker" "inspect" "6f5359ef0dc1c9cbc13e9fe25cb422fba02d2d6c3d80e3c5a16ec30c3dc277c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f5359ef0dc1c9cbc13e9fe25cb422fba02d2d6c3d80e3c5a16ec30c3dc277c2", kill_on_drop: false }`
[INFO] [stdout] 6f5359ef0dc1c9cbc13e9fe25cb422fba02d2d6c3d80e3c5a16ec30c3dc277c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9c70035082e3547079ca307dd626794d3a6970e475ade08f23dd7a022a4865bb
[INFO] running `Command { std: "docker" "start" "-a" "9c70035082e3547079ca307dd626794d3a6970e475ade08f23dd7a022a4865bb", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Parsing`
[INFO] [stderr]  --> src/compiler/mod.rs:3:39
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub use compilation::{compile, parse, Parsing};
[INFO] [stderr]   |                                       ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `synacor_challenge` (bin "synacor_challenge" test) generated 1 warning (run `cargo fix --bin "synacor_challenge" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/synacor_challenge-6e1fa202f9925d95)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test runtime::data::tests::length_memory ... ok
[INFO] [stdout] test runtime::data::tests::get_number ... ok
[INFO] [stdout] test runtime::data::tests::get_invalid ... ok
[INFO] [stdout] test runtime::data::tests::only_pop ... ok
[INFO] [stdout] test runtime::data::tests::get_register ... ok
[INFO] [stdout] test runtime::data::tests::update_invalid ... 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::update_non_register ... ok
[INFO] [stdout] test runtime::debugger::header_collection::tests::add_and_get ... ok
[INFO] [stdout] test runtime::debugger::header_collection::tests::add_twice ... ok
[INFO] [stdout] test runtime::debugger::header_collection::tests::add_without_value ... 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::data::tests::writing_invalid_memory ... ok
[INFO] [stdout] test runtime::debugger::header_collection::tests::add_without_name ... 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::one_step ... ok
[INFO] [stdout] test runtime::data::tests::update_register ... ok
[INFO] [stdout] test runtime::vm::tests::run_to_completion ... 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" "9c70035082e3547079ca307dd626794d3a6970e475ade08f23dd7a022a4865bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c70035082e3547079ca307dd626794d3a6970e475ade08f23dd7a022a4865bb", kill_on_drop: false }`
[INFO] [stdout] 9c70035082e3547079ca307dd626794d3a6970e475ade08f23dd7a022a4865bb
