[INFO] fetching crate fetch_mediawiki_configuration 0.1.1...
[INFO] checking fetch_mediawiki_configuration-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate fetch_mediawiki_configuration 0.1.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate fetch_mediawiki_configuration 0.1.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fetch_mediawiki_configuration 0.1.1
[INFO] finished tweaking crates.io crate fetch_mediawiki_configuration 0.1.1
[INFO] tweaked toml for crates.io crate fetch_mediawiki_configuration 0.1.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate fetch_mediawiki_configuration 0.1.1 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simplelog v0.10.2
[INFO] [stderr]   Downloaded rustversion v1.0.5
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[INFO] [stderr]   Downloaded err-derive v0.3.0
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[INFO] [stderr]   Downloaded reqwest v0.11.5
[INFO] [stderr]   Downloaded itertools v0.10.1
[INFO] [stderr]   Downloaded libc v0.2.104
[INFO] [stderr]   Downloaded syn v1.0.80
[INFO] [stderr]   Downloaded cc v1.0.71
[INFO] [stderr]   Downloaded openssl-sys v0.9.67
[INFO] [stderr]   Downloaded proc-macro2 v1.0.30
[INFO] [stderr]   Downloaded core-foundation v0.9.2
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.14
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8dda5c0a99b5f563b613543d2e374ae3555dc00ce94f800b026f59b3c4fc4b9e
[INFO] running `Command { std: "docker" "start" "-a" "8dda5c0a99b5f563b613543d2e374ae3555dc00ce94f800b026f59b3c4fc4b9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8dda5c0a99b5f563b613543d2e374ae3555dc00ce94f800b026f59b3c4fc4b9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dda5c0a99b5f563b613543d2e374ae3555dc00ce94f800b026f59b3c4fc4b9e", kill_on_drop: false }`
[INFO] [stdout] 8dda5c0a99b5f563b613543d2e374ae3555dc00ce94f800b026f59b3c4fc4b9e
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef752a33ac30cabdaeba205c83925b2e6da4f0a6c329b910559acbc251d42e38
[INFO] running `Command { std: "docker" "start" "-a" "ef752a33ac30cabdaeba205c83925b2e6da4f0a6c329b910559acbc251d42e38", kill_on_drop: false }`
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[INFO] [stderr]    Compiling pkg-config v0.3.20
[INFO] [stderr]    Compiling tokio v1.12.0
[INFO] [stderr]    Compiling futures-task v0.3.17
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[INFO] [stderr]    Compiling rustversion v1.0.5
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[INFO] [stderr]     Checking fetch_mediawiki_configuration v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `case_sensitive` is never read
[INFO] [stdout]   --> src/api/response.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub struct MagicWord {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 39 |     pub aliases: Vec<String>,
[INFO] [stdout] 40 |     pub case_sensitive: Option<bool>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MagicWord` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `case_sensitive` is never read
[INFO] [stdout]   --> src/api/response.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub struct MagicWord {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 39 |     pub aliases: Vec<String>,
[INFO] [stdout] 40 |     pub case_sensitive: Option<bool>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MagicWord` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.54s
[INFO] running `Command { std: "docker" "inspect" "ef752a33ac30cabdaeba205c83925b2e6da4f0a6c329b910559acbc251d42e38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef752a33ac30cabdaeba205c83925b2e6da4f0a6c329b910559acbc251d42e38", kill_on_drop: false }`
[INFO] [stdout] ef752a33ac30cabdaeba205c83925b2e6da4f0a6c329b910559acbc251d42e38