[INFO] fetching crate dblp_crawler 0.1.2... [INFO] checking dblp_crawler-0.1.2 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate dblp_crawler 0.1.2 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate dblp_crawler 0.1.2 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate dblp_crawler 0.1.2 [INFO] finished tweaking crates.io crate dblp_crawler 0.1.2 [INFO] tweaked toml for crates.io crate dblp_crawler 0.1.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate crates.io crate dblp_crawler 0.1.2 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tokio-socks v0.5.1 [INFO] [stderr] Downloaded cookie_store v0.16.1 [INFO] [stderr] Downloaded time v0.3.22 [INFO] [stderr] Downloaded publicsuffix v2.2.3 [INFO] [stderr] Downloaded rustls v0.21.2 [INFO] [stderr] Downloaded ar v0.9.0 [INFO] [stderr] Downloaded cargo_toml v0.15.3 [INFO] [stderr] Downloaded filetime v0.2.21 [INFO] [stderr] Downloaded winnow v0.4.7 [INFO] [stderr] Downloaded cargo-deb v1.44.0 [INFO] [stderr] Downloaded async-compression v0.4.0 [INFO] [stderr] Downloaded rustls-webpki v0.100.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 688f6a5e9a86086a0339df6fc518cfdb2593a672ff29fb82fb31b89460e7fbe3 [INFO] running `Command { std: "docker" "start" "-a" "688f6a5e9a86086a0339df6fc518cfdb2593a672ff29fb82fb31b89460e7fbe3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "688f6a5e9a86086a0339df6fc518cfdb2593a672ff29fb82fb31b89460e7fbe3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "688f6a5e9a86086a0339df6fc518cfdb2593a672ff29fb82fb31b89460e7fbe3", kill_on_drop: false }` [INFO] [stdout] 688f6a5e9a86086a0339df6fc518cfdb2593a672ff29fb82fb31b89460e7fbe3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 70db30fbae6fda469871663f9dcb4a3b2ef5b7b21e3b1b100c0f1c4595109cd9 [INFO] running `Command { std: "docker" "start" "-a" "70db30fbae6fda469871663f9dcb4a3b2ef5b7b21e3b1b100c0f1c4595109cd9", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.146 [INFO] [stderr] Compiling proc-macro2 v1.0.60 [INFO] [stderr] Compiling unicode-ident v1.0.9 [INFO] [stderr] Compiling quote v1.0.28 [INFO] [stderr] Compiling cc v1.0.79 [INFO] [stderr] Compiling serde v1.0.164 [INFO] [stderr] Checking itoa v1.0.6 [INFO] [stderr] Checking bytes v1.4.0 [INFO] [stderr] Compiling tokio v1.28.2 [INFO] [stderr] Compiling slab v0.4.8 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Checking log v0.4.19 [INFO] [stderr] Checking unicode-normalization v0.1.22 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling futures-util v0.3.28 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v0.9.0 [INFO] [stderr] Checking base64 v0.21.2 [INFO] [stderr] Checking quick-error v2.0.1 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking is-terminal v0.4.7 [INFO] [stderr] Checking env_logger v0.10.0 [INFO] [stderr] Compiling serde_derive v1.0.164 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Compiling thiserror-impl v1.0.40 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Checking sct v0.7.0 [INFO] [stderr] Checking rustls-webpki v0.100.1 [INFO] [stderr] Checking structopt v0.3.26 [INFO] [stderr] Checking tokio-util v0.7.8 [INFO] [stderr] Checking tokio-socks v0.5.1 [INFO] [stderr] Checking async-compression v0.4.0 [INFO] [stderr] Checking h2 v0.3.19 [INFO] [stderr] Checking tokio-native-tls v0.3.1 [INFO] [stderr] Checking hyper v0.14.26 [INFO] [stderr] Checking serde_spanned v0.6.2 [INFO] [stderr] Checking toml_datetime v0.6.2 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking toml_edit v0.19.10 [INFO] [stderr] Checking cookie_store v0.16.1 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking reqwest v0.11.18 [INFO] [stderr] Checking toml v0.7.4 [INFO] [stderr] Checking cargo_toml v0.15.3 [INFO] [stderr] Checking dblp_crawler v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:11:16 [INFO] [stdout] | [INFO] [stdout] 11 | SerdeError(serde_json::Error), [INFO] [stdout] | ---------- ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 11 | SerdeError(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:12:18 [INFO] [stdout] | [INFO] [stdout] 12 | RequestError(reqwest::Error), [INFO] [stdout] | ------------ ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 12 | RequestError(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `access`, `doi`, `key`, `type`, and `url` are never read [INFO] [stdout] --> src/main.rs:115:5 [INFO] [stdout] | [INFO] [stdout] 113 | struct Info { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 114 | #[serde(default)] [INFO] [stdout] 115 | access: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 118 | doi: String, [INFO] [stdout] | ^^^ [INFO] [stdout] 119 | ee: String, [INFO] [stdout] 120 | key: String, [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 126 | r#type: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 127 | url: String, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Info` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `pid` is never read [INFO] [stdout] --> src/main.rs:164:5 [INFO] [stdout] | [INFO] [stdout] 162 | struct Author { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 163 | #[serde(rename = "@pid")] [INFO] [stdout] 164 | pid: String, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Author` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:11:16 [INFO] [stdout] | [INFO] [stdout] 11 | SerdeError(serde_json::Error), [INFO] [stdout] | ---------- ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 11 | SerdeError(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:12:18 [INFO] [stdout] | [INFO] [stdout] 12 | RequestError(reqwest::Error), [INFO] [stdout] | ------------ ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 12 | RequestError(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `access`, `doi`, `key`, `type`, and `url` are never read [INFO] [stdout] --> src/main.rs:115:5 [INFO] [stdout] | [INFO] [stdout] 113 | struct Info { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 114 | #[serde(default)] [INFO] [stdout] 115 | access: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 118 | doi: String, [INFO] [stdout] | ^^^ [INFO] [stdout] 119 | ee: String, [INFO] [stdout] 120 | key: String, [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 126 | r#type: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 127 | url: String, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Info` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `pid` is never read [INFO] [stdout] --> src/main.rs:164:5 [INFO] [stdout] | [INFO] [stdout] 162 | struct Author { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 163 | #[serde(rename = "@pid")] [INFO] [stdout] 164 | pid: String, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Author` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.84s [INFO] running `Command { std: "docker" "inspect" "70db30fbae6fda469871663f9dcb4a3b2ef5b7b21e3b1b100c0f1c4595109cd9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70db30fbae6fda469871663f9dcb4a3b2ef5b7b21e3b1b100c0f1c4595109cd9", kill_on_drop: false }` [INFO] [stdout] 70db30fbae6fda469871663f9dcb4a3b2ef5b7b21e3b1b100c0f1c4595109cd9