[INFO] fetching crate crcnt_muligo 0.1.1...
[INFO] checking crcnt_muligo-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate crcnt_muligo 0.1.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate crcnt_muligo 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 crcnt_muligo 0.1.1
[INFO] finished tweaking crates.io crate crcnt_muligo 0.1.1
[INFO] tweaked toml for crates.io crate crcnt_muligo 0.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] [stderr]     Checking crcnt_muligo v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `find_mulingo_in_ns`, `find_mulingo`, and `get_mulingo` are never used
[INFO] [stdout]   --> src/domain/store/query.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub trait StoreQuery {
[INFO] [stdout]    |           ---------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 30 |   async fn find_mulingo_in_ns(&self, owner: &MulingoOwner, ns: &MulingoNameSpace, version: &MulingoVersion) -> Result<Vec<MulingoEntity>>;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 31 |   async fn find_mulingo(&self,
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |   async fn get_mulingo(&self,
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `find_mulingo_in_ns`, `find_mulingo`, and `get_mulingo` are never used
[INFO] [stdout]   --> src/domain/store/query.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub trait StoreQuery {
[INFO] [stdout]    |           ---------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 30 |   async fn find_mulingo_in_ns(&self, owner: &MulingoOwner, ns: &MulingoNameSpace, version: &MulingoVersion) -> Result<Vec<MulingoEntity>>;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 31 |   async fn find_mulingo(&self,
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |   async fn get_mulingo(&self,
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `version`
[INFO] [stdout]   --> tests/mulingo.rs:23:7
[INFO] [stdout]    |
[INFO] [stdout] 23 |   let version: MulingoVersion = "0.1.0".into();
[INFO] [stdout]    |       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_version`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `version`
[INFO] [stdout]   --> tests/mulingo.rs:24:7
[INFO] [stdout]    |
[INFO] [stdout] 24 |   let version: MulingoVersion = "0.1.1".into();
[INFO] [stdout]    |       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_version`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.39s
[INFO] running `Command { std: "docker" "inspect" "2735c2c0746392aa37c4309416c87414e4d6d17c2993b53c2def9383bde3196c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2735c2c0746392aa37c4309416c87414e4d6d17c2993b53c2def9383bde3196c", kill_on_drop: false }`
[INFO] [stdout] 2735c2c0746392aa37c4309416c87414e4d6d17c2993b53c2def9383bde3196c
[INFO] checking crcnt_muligo-0.1.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate crcnt_muligo 0.1.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate crcnt_muligo 0.1.1 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crcnt_muligo 0.1.1
[INFO] finished tweaking crates.io crate crcnt_muligo 0.1.1
[INFO] tweaked toml for crates.io crate crcnt_muligo 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04005f6928272b11eb8444edfd5c0ff792fdcca5751eaf6276851993085fe85c
[INFO] running `Command { std: "docker" "start" "-a" "04005f6928272b11eb8444edfd5c0ff792fdcca5751eaf6276851993085fe85c", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "rm" "-f" "04005f6928272b11eb8444edfd5c0ff792fdcca5751eaf6276851993085fe85c", kill_on_drop: false }`
[INFO] [stdout] 04005f6928272b11eb8444edfd5c0ff792fdcca5751eaf6276851993085fe85c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3356bda5109e1717c01ddfb516c2a9ed0bfbeba77f61e2985d37b04a3c491606
[INFO] running `Command { std: "docker" "start" "-a" "3356bda5109e1717c01ddfb516c2a9ed0bfbeba77f61e2985d37b04a3c491606", kill_on_drop: false }`
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[INFO] [stdout] warning: methods `find_mulingo_in_ns`, `find_mulingo`, and `get_mulingo` are never used
[INFO] [stdout]   --> src/domain/store/query.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub trait StoreQuery {
[INFO] [stdout]    |           ---------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 30 |   async fn find_mulingo_in_ns(&self, owner: &MulingoOwner, ns: &MulingoNameSpace, version: &MulingoVersion) -> Result<Vec<MulingoEntity>>;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 31 |   async fn find_mulingo(&self,
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |   async fn get_mulingo(&self,
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[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: methods `find_mulingo_in_ns`, `find_mulingo`, and `get_mulingo` are never used
[INFO] [stdout]   --> src/domain/store/query.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub trait StoreQuery {
[INFO] [stdout]    |           ---------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 30 |   async fn find_mulingo_in_ns(&self, owner: &MulingoOwner, ns: &MulingoNameSpace, version: &MulingoVersion) -> Result<Vec<MulingoEntity>>;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 31 |   async fn find_mulingo(&self,
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |   async fn get_mulingo(&self,
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[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: unused variable: `version`
[INFO] [stdout]   --> tests/mulingo.rs:23:7
[INFO] [stdout]    |
[INFO] [stdout] 23 |   let version: MulingoVersion = "0.1.0".into();
[INFO] [stdout]    |       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_version`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `version`
[INFO] [stdout]   --> tests/mulingo.rs:24:7
[INFO] [stdout]    |
[INFO] [stdout] 24 |   let version: MulingoVersion = "0.1.1".into();
[INFO] [stdout]    |       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_version`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.15s
[INFO] running `Command { std: "docker" "inspect" "3356bda5109e1717c01ddfb516c2a9ed0bfbeba77f61e2985d37b04a3c491606", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3356bda5109e1717c01ddfb516c2a9ed0bfbeba77f61e2985d37b04a3c491606", kill_on_drop: false }`
[INFO] [stdout] 3356bda5109e1717c01ddfb516c2a9ed0bfbeba77f61e2985d37b04a3c491606