[INFO] fetching crate assertor 0.0.1...
[INFO] checking assertor-0.0.1 against try#d4af306fdd6ab261dfeb0aa57301d08b31b2dd92 for pr-105483
[INFO] extracting crate assertor 0.0.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate assertor 0.0.1 on toolchain d4af306fdd6ab261dfeb0aa57301d08b31b2dd92
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d4af306fdd6ab261dfeb0aa57301d08b31b2dd92" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate assertor 0.0.1
[INFO] finished tweaking crates.io crate assertor 0.0.1
[INFO] tweaked toml for crates.io crate assertor 0.0.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d4af306fdd6ab261dfeb0aa57301d08b31b2dd92" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d4af306fdd6ab261dfeb0aa57301d08b31b2dd92" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+d4af306fdd6ab261dfeb0aa57301d08b31b2dd92" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4dd295f50e546ad7102e0e0a5eefb29ae41cccf9ea04f5adb7fa6c502bfc732
[INFO] running `Command { std: "docker" "start" "-a" "d4dd295f50e546ad7102e0e0a5eefb29ae41cccf9ea04f5adb7fa6c502bfc732", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4dd295f50e546ad7102e0e0a5eefb29ae41cccf9ea04f5adb7fa6c502bfc732", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4dd295f50e546ad7102e0e0a5eefb29ae41cccf9ea04f5adb7fa6c502bfc732", kill_on_drop: false }`
[INFO] [stdout] d4dd295f50e546ad7102e0e0a5eefb29ae41cccf9ea04f5adb7fa6c502bfc732
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+d4af306fdd6ab261dfeb0aa57301d08b31b2dd92" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c788ba52e0be648ec19b18d874418e9d53a3ecd471f0a583127dfb3dd4a2730
[INFO] running `Command { std: "docker" "start" "-a" "5c788ba52e0be648ec19b18d874418e9d53a3ecd471f0a583127dfb3dd4a2730", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking assertor v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0495]: cannot infer an appropriate lifetime for lifetime parameter '_ in generic type due to conflicting requirements
[INFO] [stdout]    --> src/assertions/map.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn key_set(&self) -> Subject<'a, Keys<K, V>, (), R> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: first, the lifetime cannot outlive the anonymous lifetime as defined here...
[INFO] [stdout]    --> src/assertions/map.rs:121:16
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn key_set(&self) -> Subject<'a, Keys<K, V>, (), R> {
[INFO] [stdout]     |                ^
[INFO] [stdout] note: ...so that the method type is compatible with trait
[INFO] [stdout]    --> src/assertions/map.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn key_set(&self) -> Subject<'a, Keys<K, V>, (), R> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: expected `fn(&Subject<'a, HashMap<K, V>, (), R>) -> Subject<'_, std::collections::hash_map::Keys<'_, _, _>, _, _>`
[INFO] [stdout]                found `fn(&Subject<'a, HashMap<K, V>, (), R>) -> Subject<'a, std::collections::hash_map::Keys<'_, _, _>, _, _>`
[INFO] [stdout] note: but, the lifetime must be valid for the lifetime `'a` as defined here...
[INFO] [stdout]    --> src/assertions/map.rs:81:6
[INFO] [stdout]     |
[INFO] [stdout] 81  | impl<'a, K, V, R> MapAssertion<'a, K, V, R> for Subject<'a, HashMap<K, V>, (), R>
[INFO] [stdout]     |      ^^
[INFO] [stdout] note: ...so that the type `std::collections::hash_map::Keys<'_, K, V>` will meet its required lifetime bounds...
[INFO] [stdout]    --> src/assertions/map.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn key_set(&self) -> Subject<'a, Keys<K, V>, (), R> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> src/base.rs:111:14
[INFO] [stdout]     |
[INFO] [stdout] 111 |     Borrowed(&'a S),
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0495]: cannot infer an appropriate lifetime for lifetime parameter '_ in generic type due to conflicting requirements
[INFO] [stdout]    --> src/assertions/map.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn key_set(&self) -> Subject<'a, Keys<K, V>, (), R> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: first, the lifetime cannot outlive the anonymous lifetime as defined here...
[INFO] [stdout]    --> src/assertions/map.rs:121:16
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn key_set(&self) -> Subject<'a, Keys<K, V>, (), R> {
[INFO] [stdout]     |                ^
[INFO] [stdout] note: ...so that the method type is compatible with trait
[INFO] [stdout]    --> src/assertions/map.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn key_set(&self) -> Subject<'a, Keys<K, V>, (), R> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: expected `fn(&base::Subject<'a, std::collections::HashMap<K, V>, (), R>) -> base::Subject<'_, std::collections::hash_map::Keys<'_, _, _>, _, _>`
[INFO] [stdout]                found `fn(&base::Subject<'a, std::collections::HashMap<K, V>, (), R>) -> base::Subject<'a, std::collections::hash_map::Keys<'_, _, _>, _, _>`
[INFO] [stdout] note: but, the lifetime must be valid for the lifetime `'a` as defined here...
[INFO] [stdout]    --> src/assertions/map.rs:81:6
[INFO] [stdout]     |
[INFO] [stdout] 81  | impl<'a, K, V, R> MapAssertion<'a, K, V, R> for Subject<'a, HashMap<K, V>, (), R>
[INFO] [stdout]     |      ^^
[INFO] [stdout] note: ...so that the type `std::collections::hash_map::Keys<'_, K, V>` will meet its required lifetime bounds...
[INFO] [stdout]    --> src/assertions/map.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn key_set(&self) -> Subject<'a, Keys<K, V>, (), R> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> src/base.rs:111:14
[INFO] [stdout]     |
[INFO] [stdout] 111 |     Borrowed(&'a S),
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0495`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `assertor` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0495`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `assertor` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "5c788ba52e0be648ec19b18d874418e9d53a3ecd471f0a583127dfb3dd4a2730", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c788ba52e0be648ec19b18d874418e9d53a3ecd471f0a583127dfb3dd4a2730", kill_on_drop: false }`
[INFO] [stdout] 5c788ba52e0be648ec19b18d874418e9d53a3ecd471f0a583127dfb3dd4a2730