[INFO] fetching crate sparser 0.1.1...
[INFO] testing sparser-0.1.1 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate sparser 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate sparser 0.1.1 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sparser 0.1.1
[INFO] finished tweaking crates.io crate sparser 0.1.1
[INFO] tweaked toml for crates.io crate sparser 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0bceccaf3dffe4a45cb8f4e7c960f46c3e6f1245d51ce22a236d00aa35cdadee
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0bceccaf3dffe4a45cb8f4e7c960f46c3e6f1245d51ce22a236d00aa35cdadee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0bceccaf3dffe4a45cb8f4e7c960f46c3e6f1245d51ce22a236d00aa35cdadee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bceccaf3dffe4a45cb8f4e7c960f46c3e6f1245d51ce22a236d00aa35cdadee", kill_on_drop: false }`
[INFO] [stdout] 0bceccaf3dffe4a45cb8f4e7c960f46c3e6f1245d51ce22a236d00aa35cdadee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 79c636eb698d12bd4e0aa94fad0dceb9c432762f8f01574d65a797ffc9032a0e
[INFO] running `Command { std: "docker" "start" "-a" "79c636eb698d12bd4e0aa94fad0dceb9c432762f8f01574d65a797ffc9032a0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling pest_derive v1.0.8
[INFO] [stderr]    Compiling sparser v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `pest::inputs`
[INFO] [stdout]   --> src/lib.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | use pest::inputs::{Input,StringInput};
[INFO] [stdout]    |           ^^^^^^ could not find `inputs` in `pest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0726]: implicit elided lifetime not allowed here
[INFO] [stdout]    --> src/lib.rs:128:42
[INFO] [stdout]     |
[INFO] [stdout] 128 | impl<R: RuleType,I: Input> PairMixin for Pair<R,I>{
[INFO] [stdout]     |                                          ^^^^^^^^^ help: indicate the anonymous lifetime: `Pair<'_, R,I>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0726]: implicit elided lifetime not allowed here
[INFO] [stdout]    --> src/lib.rs:142:49
[INFO] [stdout]     |
[INFO] [stdout] 142 | impl<R: RuleType, I: Input> PairsMixin<R,I> for Pairs<R,I>{
[INFO] [stdout]     |                                                 ^^^^^^^^^^ help: indicate the anonymous lifetime: `Pairs<'_, R,I>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: wrong number of type arguments: expected 1, found 2
[INFO] [stdout]    --> src/lib.rs:128:49
[INFO] [stdout]     |
[INFO] [stdout] 128 | impl<R: RuleType,I: Input> PairMixin for Pair<R,I>{
[INFO] [stdout]     |                                                 ^ unexpected type argument
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]    --> src/lib.rs:139:40
[INFO] [stdout]     |
[INFO] [stdout] 139 |     fn first_pair(self) -> Option<Pair<R,I>>;
[INFO] [stdout]     |                                        ^ expected named lifetime parameter
[INFO] [stdout]     |
[INFO] [stdout]     = help: this function's return type contains a borrowed value, but there is no value for it to be borrowed from
[INFO] [stdout] help: consider using the `'static` lifetime
[INFO] [stdout]     |
[INFO] [stdout] 139 |     fn first_pair(self) -> Option<Pair<'static, R,I>>;
[INFO] [stdout]     |                                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]    --> src/lib.rs:143:44
[INFO] [stdout]     |
[INFO] [stdout] 143 |     fn first_pair(mut self) -> Option<Pair<R,I>>{
[INFO] [stdout]     |                                            ^ expected named lifetime parameter
[INFO] [stdout]     |
[INFO] [stdout]     = help: this function's return type contains a borrowed value, but there is no value for it to be borrowed from
[INFO] [stdout] help: consider using the `'static` lifetime
[INFO] [stdout]     |
[INFO] [stdout] 143 |     fn first_pair(mut self) -> Option<Pair<'static, R,I>>{
[INFO] [stdout]     |                                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: wrong number of type arguments: expected 1, found 2
[INFO] [stdout]    --> src/lib.rs:142:57
[INFO] [stdout]     |
[INFO] [stdout] 142 | impl<R: RuleType, I: Input> PairsMixin<R,I> for Pairs<R,I>{
[INFO] [stdout]     |                                                         ^ unexpected type argument
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0106, E0107, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0106`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sparser`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "79c636eb698d12bd4e0aa94fad0dceb9c432762f8f01574d65a797ffc9032a0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79c636eb698d12bd4e0aa94fad0dceb9c432762f8f01574d65a797ffc9032a0e", kill_on_drop: false }`
[INFO] [stdout] 79c636eb698d12bd4e0aa94fad0dceb9c432762f8f01574d65a797ffc9032a0e