[INFO] cloning repository https://github.com/VielenDanke/rust_learning
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/VielenDanke/rust_learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVielenDanke%2Frust_learning", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVielenDanke%2Frust_learning'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a286695f871eb9ff055d614fad042337cf5b7a89
[INFO] checking VielenDanke/rust_learning against master#51ff895062ba60a7cba53f57af928c3fb7b0f2f4 for pr-146167
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVielenDanke%2Frust_learning" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/VielenDanke/rust_learning
[INFO] finished tweaking git repo https://github.com/VielenDanke/rust_learning
[INFO] tweaked toml for git repo https://github.com/VielenDanke/rust_learning written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/VielenDanke/rust_learning on toolchain 51ff895062ba60a7cba53f57af928c3fb7b0f2f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+51ff895062ba60a7cba53f57af928c3fb7b0f2f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/VielenDanke/rust_learning 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" "+51ff895062ba60a7cba53f57af928c3fb7b0f2f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded value-bag v1.9.0
[INFO] [stderr]   Downloaded value-bag-sval2 v1.9.0
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[INFO] [stderr]   Downloaded async-io v2.3.2
[INFO] [stderr]   Downloaded http-client v6.5.3
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[INFO] [stderr]   Downloaded waker-fn v1.2.0
[INFO] [stderr]   Downloaded async-session v2.0.1
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[INFO] [stderr]   Downloaded brotli-decompressor v4.0.0
[INFO] [stderr]   Downloaded serde_fmt v1.0.3
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+51ff895062ba60a7cba53f57af928c3fb7b0f2f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f54e59fcdaa881fd9c294b1ff82ebc47e19d1f4d127d2bf1802e908ba4d2e3f
[INFO] running `Command { std: "docker" "start" "-a" "2f54e59fcdaa881fd9c294b1ff82ebc47e19d1f4d127d2bf1802e908ba4d2e3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f54e59fcdaa881fd9c294b1ff82ebc47e19d1f4d127d2bf1802e908ba4d2e3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f54e59fcdaa881fd9c294b1ff82ebc47e19d1f4d127d2bf1802e908ba4d2e3f", kill_on_drop: false }`
[INFO] [stdout] 2f54e59fcdaa881fd9c294b1ff82ebc47e19d1f4d127d2bf1802e908ba4d2e3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+51ff895062ba60a7cba53f57af928c3fb7b0f2f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 978fac4cd0abe877f932e6ceee7579ed78e625fde3b232656031c358bb994528
[INFO] running `Command { std: "docker" "start" "-a" "978fac4cd0abe877f932e6ceee7579ed78e625fde3b232656031c358bb994528", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]     Checking typeid v1.0.0
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[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling lock_api v0.4.12
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[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling once_cell v1.19.0
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[INFO] [stderr]     Checking parking v2.2.0
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[INFO] [stderr]     Checking httparse v1.8.0
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]     Checking fastrand v2.1.0
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[INFO] [stderr]     Checking unicode-normalization v0.1.23
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[INFO] [stderr]     Checking unicode-bidi v0.3.15
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[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
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[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]    Compiling syn v1.0.109
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[INFO] [stderr]     Checking async-channel v1.9.0
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[INFO] [stderr]    Compiling multer v2.1.0
[INFO] [stderr]    Compiling ref-cast v1.0.23
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]     Checking aes-gcm v0.8.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking hkdf v0.10.0
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling http-types v2.12.0
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]     Checking headers v0.3.9
[INFO] [stderr]    Compiling aho-corasick v1.1.3
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[INFO] [stderr]     Checking alloc-no-stdlib v2.0.4
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]     Checking managing_projects v0.1.0 (/opt/rustwide/workdir/managing_projects)
[INFO] [stdout] warning: function `calculate_product_cost` is never used
[INFO] [stdout]  --> managing_projects/src/service/product_service.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn calculate_product_cost(first_product: u32, second_product: u32) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fetch_products` is never used
[INFO] [stdout]  --> managing_projects/src/repository/mod.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn fetch_products() -> Vec<i32> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]     Checking local-waker v0.1.4
[INFO] [stderr]    Compiling zstd-safe v7.1.0
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]     Checking alloc-stdlib v0.2.2
[INFO] [stderr]    Compiling zstd-sys v2.0.10+zstd.1.5.6
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[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]    Compiling regex-lite v0.1.5
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling either v1.12.0
[INFO] [stderr]    Compiling state v0.6.0
[INFO] [stderr]     Checking flate2 v1.0.30
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]     Checking local-channel v0.1.5
[INFO] [stderr]     Checking async-dup v1.2.4
[INFO] [stderr]     Checking blake2 v0.10.6
[INFO] [stderr]    Compiling rocket v0.5.1
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking brotli v6.0.0
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]     Checking language-tags v0.3.2
[INFO] [stderr]     Checking binascii v0.1.4
[INFO] [stderr]     Checking atomic v0.5.3
[INFO] [stderr]     Checking route-recognizer v0.2.0
[INFO] [stderr]     Checking basic_blockchain_example v0.1.0 (/opt/rustwide/workdir/basic_blockchain_example)
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/51ff895062ba60a7cba53f57af928c3fb7b0f2f4/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=ac04b7c405ba7d31 -C extra-filename=-128504d1794a089c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-cd783e91e9969cc7.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-6bde5cd1c8ecb660.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-f2de522ba645d884.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/51ff895062ba60a7cba53f57af928c3fb7b0f2f4/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.60/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=a3cd99f64ff66ada -C extra-filename=-28040ce148ffdbc9 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-cd783e91e9969cc7.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-6bde5cd1c8ecb660.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-f2de522ba645d884.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stdout] warning: field `pending_transactions` is never read
[INFO] [stdout]   --> basic_blockchain_example/src/structures/blockchain.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Blockchain {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pending_transactions: Vec<Transaction>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Blockchain` 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] warning: fields `store` and `acc_type` are never read
[INFO] [stdout]   --> basic_blockchain_example/src/structures/account.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct Account {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout]  8 |     /// We want the account to be able to store any information we want (Dictionary)
[INFO] [stdout]  9 |     store: HashMap<String, String>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 |     acc_type: AccountType,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Account` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "978fac4cd0abe877f932e6ceee7579ed78e625fde3b232656031c358bb994528", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "978fac4cd0abe877f932e6ceee7579ed78e625fde3b232656031c358bb994528", kill_on_drop: false }`
[INFO] [stdout] 978fac4cd0abe877f932e6ceee7579ed78e625fde3b232656031c358bb994528