[INFO] cloning repository https://github.com/tarsir/language_agents
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tarsir/language_agents" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftarsir%2Flanguage_agents", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftarsir%2Flanguage_agents'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 045dc291c985268688a143eb3e718490a1ffc908
[INFO] testing tarsir/language_agents against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftarsir%2Flanguage_agents" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tarsir/language_agents on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tarsir/language_agents
[INFO] finished tweaking git repo https://github.com/tarsir/language_agents
[INFO] tweaked toml for git repo https://github.com/tarsir/language_agents written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tarsir/language_agents 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" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29d47e937454b9b8cf1bfdd11e28d499444b72e7d65527950eb783a1d7ad98b7
[INFO] running `Command { std: "docker" "start" "-a" "29d47e937454b9b8cf1bfdd11e28d499444b72e7d65527950eb783a1d7ad98b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29d47e937454b9b8cf1bfdd11e28d499444b72e7d65527950eb783a1d7ad98b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29d47e937454b9b8cf1bfdd11e28d499444b72e7d65527950eb783a1d7ad98b7", kill_on_drop: false }`
[INFO] [stdout] 29d47e937454b9b8cf1bfdd11e28d499444b72e7d65527950eb783a1d7ad98b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6dda25b8b716528c07e4bd12e26bd49f4882495ad772a43ecc55ff8f70720d3e
[INFO] running `Command { std: "docker" "start" "-a" "6dda25b8b716528c07e4bd12e26bd49f4882495ad772a43ecc55ff8f70720d3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling language_agents v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `utterance`
[INFO] [stdout]   --> src/language.rs:13:33
[INFO] [stdout]    |
[INFO] [stdout] 13 |   pub fn parse_utterance(&self, utterance: &str) -> Option<Meaning> {
[INFO] [stdout]    |                                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_utterance`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Category` is never used
[INFO] [stdout]  --> src/category.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Category {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Rule` is never constructed
[INFO] [stdout]  --> src/language.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Rule(Meaning, Signal);
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Language` is never constructed
[INFO] [stdout]   --> src/language.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Language(hash_map::HashMap<Category, Rule>);
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `parse_utterance` is never used
[INFO] [stdout]   --> src/language.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Language {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 13 |   pub fn parse_utterance(&self, utterance: &str) -> Option<Meaning> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MeaningComponent` is never constructed
[INFO] [stdout]  --> src/meaning.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct MeaningComponent(i32);
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Meaning` is never constructed
[INFO] [stdout]  --> src/meaning.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Meaning(
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Signal` is never constructed
[INFO] [stdout]  --> src/signal.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Signal(String);
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Target` is never used
[INFO] [stdout]  --> src/signal.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Target {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "6dda25b8b716528c07e4bd12e26bd49f4882495ad772a43ecc55ff8f70720d3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dda25b8b716528c07e4bd12e26bd49f4882495ad772a43ecc55ff8f70720d3e", kill_on_drop: false }`
[INFO] [stdout] 6dda25b8b716528c07e4bd12e26bd49f4882495ad772a43ecc55ff8f70720d3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27d9ef43fa4972d30f516f3add071bf45deed59c090c6a774d2c1f7bf9f338bf
[INFO] running `Command { std: "docker" "start" "-a" "27d9ef43fa4972d30f516f3add071bf45deed59c090c6a774d2c1f7bf9f338bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling language_agents v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `utterance`
[INFO] [stdout]   --> src/language.rs:13:33
[INFO] [stdout]    |
[INFO] [stdout] 13 |   pub fn parse_utterance(&self, utterance: &str) -> Option<Meaning> {
[INFO] [stdout]    |                                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_utterance`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Category` is never used
[INFO] [stdout]  --> src/category.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Category {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Rule` is never constructed
[INFO] [stdout]  --> src/language.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Rule(Meaning, Signal);
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Language` is never constructed
[INFO] [stdout]   --> src/language.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Language(hash_map::HashMap<Category, Rule>);
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `parse_utterance` is never used
[INFO] [stdout]   --> src/language.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Language {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 13 |   pub fn parse_utterance(&self, utterance: &str) -> Option<Meaning> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MeaningComponent` is never constructed
[INFO] [stdout]  --> src/meaning.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct MeaningComponent(i32);
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Meaning` is never constructed
[INFO] [stdout]  --> src/meaning.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Meaning(
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Signal` is never constructed
[INFO] [stdout]  --> src/signal.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Signal(String);
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Target` is never used
[INFO] [stdout]  --> src/signal.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Target {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "27d9ef43fa4972d30f516f3add071bf45deed59c090c6a774d2c1f7bf9f338bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27d9ef43fa4972d30f516f3add071bf45deed59c090c6a774d2c1f7bf9f338bf", kill_on_drop: false }`
[INFO] [stdout] 27d9ef43fa4972d30f516f3add071bf45deed59c090c6a774d2c1f7bf9f338bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ad14966614702737b42f32043fa0c76add345aa1991e5d7c14bb7b8221c5cc27
[INFO] running `Command { std: "docker" "start" "-a" "ad14966614702737b42f32043fa0c76add345aa1991e5d7c14bb7b8221c5cc27", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `utterance`
[INFO] [stderr]   --> src/language.rs:13:33
[INFO] [stderr]    |
[INFO] [stderr] 13 |   pub fn parse_utterance(&self, utterance: &str) -> Option<Meaning> {
[INFO] [stderr]    |                                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_utterance`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Category` is never used
[INFO] [stderr]  --> src/category.rs:3:10
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub enum Category {
[INFO] [stderr]   |          ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Rule` is never constructed
[INFO] [stderr]  --> src/language.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct Rule(Meaning, Signal);
[INFO] [stderr]   |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Language` is never constructed
[INFO] [stderr]   --> src/language.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub struct Language(hash_map::HashMap<Category, Rule>);
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `parse_utterance` is never used
[INFO] [stderr]   --> src/language.rs:13:10
[INFO] [stderr]    |
[INFO] [stderr] 12 | impl Language {
[INFO] [stderr]    | ------------- method in this implementation
[INFO] [stderr] 13 |   pub fn parse_utterance(&self, utterance: &str) -> Option<Meaning> {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `MeaningComponent` is never constructed
[INFO] [stderr]  --> src/meaning.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct MeaningComponent(i32);
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Meaning` is never constructed
[INFO] [stderr]  --> src/meaning.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub struct Meaning(
[INFO] [stderr]   |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Signal` is never constructed
[INFO] [stderr]  --> src/signal.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct Signal(String);
[INFO] [stderr]   |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Target` is never used
[INFO] [stderr]  --> src/signal.rs:3:10
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub enum Target {
[INFO] [stderr]   |          ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `language_agents` (bin "language_agents" test) generated 9 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/language_agents-2fa1694d6f2f8ac0)
[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" "ad14966614702737b42f32043fa0c76add345aa1991e5d7c14bb7b8221c5cc27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad14966614702737b42f32043fa0c76add345aa1991e5d7c14bb7b8221c5cc27", kill_on_drop: false }`
[INFO] [stdout] ad14966614702737b42f32043fa0c76add345aa1991e5d7c14bb7b8221c5cc27
[INFO] testing tarsir/language_agents against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftarsir%2Flanguage_agents" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tarsir/language_agents on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tarsir/language_agents
[INFO] finished tweaking git repo https://github.com/tarsir/language_agents
[INFO] tweaked toml for git repo https://github.com/tarsir/language_agents written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/tarsir/language_agents 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" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3cb433ff9cfc8220b0a4447b5e5cca41e1c4ba3dbadcbe34952e7ec58d9f352b
[INFO] running `Command { std: "docker" "start" "-a" "3cb433ff9cfc8220b0a4447b5e5cca41e1c4ba3dbadcbe34952e7ec58d9f352b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3cb433ff9cfc8220b0a4447b5e5cca41e1c4ba3dbadcbe34952e7ec58d9f352b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cb433ff9cfc8220b0a4447b5e5cca41e1c4ba3dbadcbe34952e7ec58d9f352b", kill_on_drop: false }`
[INFO] [stdout] 3cb433ff9cfc8220b0a4447b5e5cca41e1c4ba3dbadcbe34952e7ec58d9f352b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4fcdca8c8e3b1644990c9e958510417c5e4a9e400c3ecfbbe1ecbdc0d74ec0b6
[INFO] running `Command { std: "docker" "start" "-a" "4fcdca8c8e3b1644990c9e958510417c5e4a9e400c3ecfbbe1ecbdc0d74ec0b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling language_agents v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `utterance`
[INFO] [stdout]   --> src/language.rs:13:33
[INFO] [stdout]    |
[INFO] [stdout] 13 |   pub fn parse_utterance(&self, utterance: &str) -> Option<Meaning> {
[INFO] [stdout]    |                                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_utterance`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Category` is never used
[INFO] [stdout]  --> src/category.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Category {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Rule` is never constructed
[INFO] [stdout]  --> src/language.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Rule(Meaning, Signal);
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Language` is never constructed
[INFO] [stdout]   --> src/language.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Language(hash_map::HashMap<Category, Rule>);
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `parse_utterance` is never used
[INFO] [stdout]   --> src/language.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Language {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 13 |   pub fn parse_utterance(&self, utterance: &str) -> Option<Meaning> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MeaningComponent` is never constructed
[INFO] [stdout]  --> src/meaning.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct MeaningComponent(i32);
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Meaning` is never constructed
[INFO] [stdout]  --> src/meaning.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Meaning(
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Signal` is never constructed
[INFO] [stdout]  --> src/signal.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Signal(String);
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Target` is never used
[INFO] [stdout]  --> src/signal.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Target {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "4fcdca8c8e3b1644990c9e958510417c5e4a9e400c3ecfbbe1ecbdc0d74ec0b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fcdca8c8e3b1644990c9e958510417c5e4a9e400c3ecfbbe1ecbdc0d74ec0b6", kill_on_drop: false }`
[INFO] [stdout] 4fcdca8c8e3b1644990c9e958510417c5e4a9e400c3ecfbbe1ecbdc0d74ec0b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3caea1f3dcae27392d7d5418bd72efe17fd5acb5602ae2a79e7ab760a46b7c6
[INFO] running `Command { std: "docker" "start" "-a" "d3caea1f3dcae27392d7d5418bd72efe17fd5acb5602ae2a79e7ab760a46b7c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling language_agents v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `utterance`
[INFO] [stdout]   --> src/language.rs:13:33
[INFO] [stdout]    |
[INFO] [stdout] 13 |   pub fn parse_utterance(&self, utterance: &str) -> Option<Meaning> {
[INFO] [stdout]    |                                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_utterance`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Category` is never used
[INFO] [stdout]  --> src/category.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Category {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Rule` is never constructed
[INFO] [stdout]  --> src/language.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Rule(Meaning, Signal);
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Language` is never constructed
[INFO] [stdout]   --> src/language.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Language(hash_map::HashMap<Category, Rule>);
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `parse_utterance` is never used
[INFO] [stdout]   --> src/language.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Language {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 13 |   pub fn parse_utterance(&self, utterance: &str) -> Option<Meaning> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MeaningComponent` is never constructed
[INFO] [stdout]  --> src/meaning.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct MeaningComponent(i32);
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Meaning` is never constructed
[INFO] [stdout]  --> src/meaning.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Meaning(
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Signal` is never constructed
[INFO] [stdout]  --> src/signal.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Signal(String);
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Target` is never used
[INFO] [stdout]  --> src/signal.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Target {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/b642703cf9526da1e72c0b6755753b939a9c6b6d/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcchRWY8/symbols.o" "/opt/rustwide/target/debug/deps/language_agents-2fa1694d6f2f8ac0.language_agents.e1d4107a4ae8dbc7-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/language_agents-2fa1694d6f2f8ac0.d33ijtgr162est6lornytbj1p.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/b642703cf9526da1e72c0b6755753b939a9c6b6d/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/b642703cf9526da1e72c0b6755753b939a9c6b6d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-9fe2882344d54f63.rlib" "/opt/rustwide/rustup-home/toolchains/b642703cf9526da1e72c0b6755753b939a9c6b6d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-9a21fdde14ac91dc.rlib" "/opt/rustwide/rustup-home/toolchains/b642703cf9526da1e72c0b6755753b939a9c6b6d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-df7cac1850604c78.rlib" "/opt/rustwide/rustup-home/toolchains/b642703cf9526da1e72c0b6755753b939a9c6b6d/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-2f3836017b2380f6.rlib" "/opt/rustwide/rustup-home/toolchains/b642703cf9526da1e72c0b6755753b939a9c6b6d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-de48b8168d6cf4fa.rlib" "/opt/rustwide/rustup-home/toolchains/b642703cf9526da1e72c0b6755753b939a9c6b6d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-9f3477fb95a0bba7.rlib" "/opt/rustwide/rustup-home/toolchains/b642703cf9526da1e72c0b6755753b939a9c6b6d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-210d920812faea91.rlib" "/opt/rustwide/rustup-home/toolchains/b642703cf9526da1e72c0b6755753b939a9c6b6d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-f3d3451767410a17.rlib" "/opt/rustwide/rustup-home/toolchains/b642703cf9526da1e72c0b6755753b939a9c6b6d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-1a79dd36d08251de.rlib" "/opt/rustwide/rustup-home/toolchains/b642703cf9526da1e72c0b6755753b939a9c6b6d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-886230e7120831b2.rlib" "/opt/rustwide/rustup-home/toolchains/b642703cf9526da1e72c0b6755753b939a9c6b6d/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-2caea079085a58a2.rlib" "/opt/rustwide/rustup-home/toolchains/b642703cf9526da1e72c0b6755753b939a9c6b6d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-a9d7d97cdc65a449.rlib" "/opt/rustwide/rustup-home/toolchains/b642703cf9526da1e72c0b6755753b939a9c6b6d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-5727477b0a78105a.rlib" "/opt/rustwide/rustup-home/toolchains/b642703cf9526da1e72c0b6755753b939a9c6b6d/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-7e555563aa211118.rlib" "/opt/rustwide/rustup-home/toolchains/b642703cf9526da1e72c0b6755753b939a9c6b6d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-c8f13465f1a795b2.rlib" "/opt/rustwide/rustup-home/toolchains/b642703cf9526da1e72c0b6755753b939a9c6b6d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-ee5b5774583426df.rlib" "/opt/rustwide/rustup-home/toolchains/b642703cf9526da1e72c0b6755753b939a9c6b6d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-14df174c91007922.rlib" "/opt/rustwide/rustup-home/toolchains/b642703cf9526da1e72c0b6755753b939a9c6b6d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-e8bfe52be756260a.rlib" "/opt/rustwide/rustup-home/toolchains/b642703cf9526da1e72c0b6755753b939a9c6b6d/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-6275035a459b3ada.rlib" "/opt/rustwide/rustup-home/toolchains/b642703cf9526da1e72c0b6755753b939a9c6b6d/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-b6892f3c52c68f01.rlib" "/opt/rustwide/rustup-home/toolchains/b642703cf9526da1e72c0b6755753b939a9c6b6d/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-f72b956e24d1de70.rlib" "/opt/rustwide/rustup-home/toolchains/b642703cf9526da1e72c0b6755753b939a9c6b6d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-632ae0f28c5e55ff.rlib" "/opt/rustwide/rustup-home/toolchains/b642703cf9526da1e72c0b6755753b939a9c6b6d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-e8b7e96e438f08f6.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/b642703cf9526da1e72c0b6755753b939a9c6b6d/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/language_agents-2fa1694d6f2f8ac0" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: final link failed: No space left on device
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `language_agents` (bin "language_agents" test) due to 2 previous errors; 9 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "d3caea1f3dcae27392d7d5418bd72efe17fd5acb5602ae2a79e7ab760a46b7c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3caea1f3dcae27392d7d5418bd72efe17fd5acb5602ae2a79e7ab760a46b7c6", kill_on_drop: false }`
[INFO] [stdout] d3caea1f3dcae27392d7d5418bd72efe17fd5acb5602ae2a79e7ab760a46b7c6
