[INFO] cloning repository https://github.com/LucaSforza/mcp-synthesizer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LucaSforza/mcp-synthesizer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLucaSforza%2Fmcp-synthesizer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLucaSforza%2Fmcp-synthesizer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9fca286c5fa803ec585441a150651830b8c251b5
[INFO] fixing LucaSforza/mcp-synthesizer against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLucaSforza%2Fmcp-synthesizer" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/LucaSforza/mcp-synthesizer
[INFO] finished tweaking git repo https://github.com/LucaSforza/mcp-synthesizer
[INFO] tweaked toml for git repo https://github.com/LucaSforza/mcp-synthesizer written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/LucaSforza/mcp-synthesizer on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/LucaSforza/mcp-synthesizer 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: unused manifest key: target.x86_64-unknown-linux-musl.rustflags
[INFO] [stderr] warning: `mcp_synth` (manifest) generated 1 warning
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/modelcontextprotocol/rust-sdk`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded terminal-prompt v0.2.3
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[INFO] [stderr]   Downloaded libz-sys v1.1.29
[INFO] [stderr]   Downloaded libgit2-sys v0.18.5+1.9.4
[INFO] [stderr]   Downloaded openssl-src v300.6.0+3.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] fe76754aa93ea8f31975fa91e1c495501faf39ecc4975d507739bc0663f7cbf2
[INFO] running `Command { std: "docker" "start" "fe76754aa93ea8f31975fa91e1c495501faf39ecc4975d507739bc0663f7cbf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fe76754aa93ea8f31975fa91e1c495501faf39ecc4975d507739bc0663f7cbf2" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe76754aa93ea8f31975fa91e1c495501faf39ecc4975d507739bc0663f7cbf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fe76754aa93ea8f31975fa91e1c495501faf39ecc4975d507739bc0663f7cbf2" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: unused manifest key: target.x86_64-unknown-linux-musl.rustflags
[INFO] [stderr] warning: `mcp_synth` (manifest) generated 1 warning
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]    Compiling syn v2.0.117
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[INFO] [stderr]     Checking icu_locale_core v2.2.0
[INFO] [stderr]     Checking icu_collections v2.2.0
[INFO] [stderr]    Compiling rmcp-macros v1.5.0 (https://github.com/modelcontextprotocol/rust-sdk#fffe138e)
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[INFO] [stderr]     Checking icu_properties v2.2.0
[INFO] [stderr]     Checking icu_normalizer v2.2.0
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[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking futures v0.3.32
[INFO] [stderr]     Checking chrono v0.4.44
[INFO] [stderr]     Checking idna_adapter v1.2.2
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[INFO] [stderr]     Checking url v2.5.8
[INFO] [stderr]     Checking rusqlite v0.32.1
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[INFO] [stderr]     Checking combine v4.6.7
[INFO] [stderr]     Checking redis v0.27.6
[INFO] [stderr]     Checking git2 v0.21.0
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[INFO] [stderr]     Checking mcp_synth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `chrono::DateTime`
[INFO] [stdout]  --> src/bin/../stats/loader.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use chrono::DateTime;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `chrono::DateTime`
[INFO] [stdout]  --> src/bin/../stats/loader.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use chrono::DateTime;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `synth_time_seconds` on type `&GasObservation`
[INFO] [stdout]    --> src/bin/../stats/report.rs:273:39
[INFO] [stdout]     |
[INFO] [stdout] 273 |             let synth_sec = match obs.synth_time_seconds {
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^ unknown field
[INFO] [stdout]     |
[INFO] [stdout]     = note: available fields are: `test_run_id`, `trial_id`, `gas`, `total_tokens`, `cost_of_synthesis_usd` ... and 2 others
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `synth_time_seconds` on type `&types::GasObservation`
[INFO] [stdout]    --> src/bin/../stats/report.rs:273:39
[INFO] [stdout]     |
[INFO] [stdout] 273 |             let synth_sec = match obs.synth_time_seconds {
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^ unknown field
[INFO] [stdout]     |
[INFO] [stdout]     = note: available fields are: `test_run_id`, `trial_id`, `gas`, `total_tokens`, `cost_of_synthesis_usd` ... and 2 others
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_deref` found for struct `std::string::String` in the current scope
[INFO] [stdout]    --> src/bin/../stats/report.rs:277:40
[INFO] [stdout]     |
[INFO] [stdout] 277 |             let model = obs.model_name.as_deref().unwrap_or("");
[INFO] [stdout]     |                                        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `as_ref` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 277 -             let model = obs.model_name.as_deref().unwrap_or("");
[INFO] [stdout] 277 +             let model = obs.model_name.as_ref().unwrap_or("");
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `cost_usd` on type `&types::GasObservation`
[INFO] [stdout]    --> src/bin/../stats/report.rs:279:18
[INFO] [stdout]     |
[INFO] [stdout] 279 |                 .cost_usd
[INFO] [stdout]     |                  ^^^^^^^^ unknown field
[INFO] [stdout]     |
[INFO] [stdout]     = note: available fields are: `test_run_id`, `trial_id`, `gas`, `total_tokens`, `cost_of_synthesis_usd` ... and 2 others
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `input_tokens` on type `&types::GasObservation`
[INFO] [stdout]    --> src/bin/../stats/report.rs:282:18
[INFO] [stdout]     |
[INFO] [stdout] 282 |                 .input_tokens
[INFO] [stdout]     |                  ^^^^^^^^^^^^ unknown field
[INFO] [stdout]     |
[INFO] [stdout]     = note: available fields are: `test_run_id`, `trial_id`, `gas`, `total_tokens`, `cost_of_synthesis_usd` ... and 2 others
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `output_tokens` on type `&types::GasObservation`
[INFO] [stdout]    --> src/bin/../stats/report.rs:285:18
[INFO] [stdout]     |
[INFO] [stdout] 285 |                 .output_tokens
[INFO] [stdout]     |                  ^^^^^^^^^^^^^ unknown field
[INFO] [stdout]     |
[INFO] [stdout]     = note: available fields are: `test_run_id`, `trial_id`, `gas`, `total_tokens`, `cost_of_synthesis_usd` ... and 2 others
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_deref` found for struct `std::string::String` in the current scope
[INFO] [stdout]    --> src/bin/../stats/report.rs:277:40
[INFO] [stdout]     |
[INFO] [stdout] 277 |             let model = obs.model_name.as_deref().unwrap_or("");
[INFO] [stdout]     |                                        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `as_ref` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 277 -             let model = obs.model_name.as_deref().unwrap_or("");
[INFO] [stdout] 277 +             let model = obs.model_name.as_ref().unwrap_or("");
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `cost_usd` on type `&GasObservation`
[INFO] [stdout]    --> src/bin/../stats/report.rs:279:18
[INFO] [stdout]     |
[INFO] [stdout] 279 |                 .cost_usd
[INFO] [stdout]     |                  ^^^^^^^^ unknown field
[INFO] [stdout]     |
[INFO] [stdout]     = note: available fields are: `test_run_id`, `trial_id`, `gas`, `total_tokens`, `cost_of_synthesis_usd` ... and 2 others
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `input_tokens` on type `&GasObservation`
[INFO] [stdout]    --> src/bin/../stats/report.rs:282:18
[INFO] [stdout]     |
[INFO] [stdout] 282 |                 .input_tokens
[INFO] [stdout]     |                  ^^^^^^^^^^^^ unknown field
[INFO] [stdout]     |
[INFO] [stdout]     = note: available fields are: `test_run_id`, `trial_id`, `gas`, `total_tokens`, `cost_of_synthesis_usd` ... and 2 others
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `output_tokens` on type `&GasObservation`
[INFO] [stdout]    --> src/bin/../stats/report.rs:285:18
[INFO] [stdout]     |
[INFO] [stdout] 285 |                 .output_tokens
[INFO] [stdout]     |                  ^^^^^^^^^^^^^ unknown field
[INFO] [stdout]     |
[INFO] [stdout]     = note: available fields are: `test_run_id`, `trial_id`, `gas`, `total_tokens`, `cost_of_synthesis_usd` ... and 2 others
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `model_name`
[INFO] [stdout]   --> src/bin/../stats/loader.rs:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let model_name = tr_fields.get("model_name").cloned();
[INFO] [stdout]    |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_model_name`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cost_usd`
[INFO] [stdout]   --> src/bin/../stats/loader.rs:37:17
[INFO] [stdout]    |
[INFO] [stdout] 37 |             let cost_usd = tr_fields
[INFO] [stdout]    |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cost_usd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input_tokens`
[INFO] [stdout]   --> src/bin/../stats/loader.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |             let input_tokens = tr_fields
[INFO] [stdout]    |                 ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_input_tokens`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output_tokens`
[INFO] [stdout]   --> src/bin/../stats/loader.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |             let output_tokens = tr_fields
[INFO] [stdout]    |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_output_tokens`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `model_name`
[INFO] [stdout]   --> src/bin/../stats/loader.rs:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let model_name = tr_fields.get("model_name").cloned();
[INFO] [stdout]    |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_model_name`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cost_usd`
[INFO] [stdout]   --> src/bin/../stats/loader.rs:37:17
[INFO] [stdout]    |
[INFO] [stdout] 37 |             let cost_usd = tr_fields
[INFO] [stdout]    |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cost_usd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input_tokens`
[INFO] [stdout]   --> src/bin/../stats/loader.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |             let input_tokens = tr_fields
[INFO] [stdout]    |                 ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_input_tokens`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output_tokens`
[INFO] [stdout]   --> src/bin/../stats/loader.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |             let output_tokens = tr_fields
[INFO] [stdout]    |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_output_tokens`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `cache_read_input_tokens` is never read
[INFO] [stdout]   --> src/bin/../queue_controller/synthesis_usage.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct UsageTotals {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub cache_read_input_tokens: u64,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `UsageTotals` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0609.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0609.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mcp_synth` (bin "stats_export" test) due to 5 previous errors; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `mcp_synth` (bin "stats_export") due to 5 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "fe76754aa93ea8f31975fa91e1c495501faf39ecc4975d507739bc0663f7cbf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe76754aa93ea8f31975fa91e1c495501faf39ecc4975d507739bc0663f7cbf2", kill_on_drop: false }`
[INFO] [stdout] fe76754aa93ea8f31975fa91e1c495501faf39ecc4975d507739bc0663f7cbf2
