[INFO] updating cached repository https://github.com/soniceroy/RustBlockchain [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c33433ce9ef133f14b9a808520b6b0bc275bbc9b [INFO] checking soniceroy/RustBlockchain against master#e1beee4992ad4b235fc700bf7af1ee86f894ea53 for pr-74130 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoniceroy%2FRustBlockchain" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/soniceroy/RustBlockchain on toolchain e1beee4992ad4b235fc700bf7af1ee86f894ea53 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/soniceroy/RustBlockchain [INFO] finished tweaking git repo https://github.com/soniceroy/RustBlockchain [INFO] tweaked toml for git repo https://github.com/soniceroy/RustBlockchain written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/soniceroy/RustBlockchain already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "metadata" "--no-deps" "--format-version=1", 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] ffc59994cf4b0fd68be2f3f9d44e6de0b114db7176436ee5d036a01b8ebd0ede [INFO] running `Command { std: "docker" "start" "-a" "ffc59994cf4b0fd68be2f3f9d44e6de0b114db7176436ee5d036a01b8ebd0ede", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ffc59994cf4b0fd68be2f3f9d44e6de0b114db7176436ee5d036a01b8ebd0ede", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ffc59994cf4b0fd68be2f3f9d44e6de0b114db7176436ee5d036a01b8ebd0ede", kill_on_drop: false }` [INFO] [stdout] ffc59994cf4b0fd68be2f3f9d44e6de0b114db7176436ee5d036a01b8ebd0ede [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9aa5b2a9176f4e26455645526512ecfb3b8ee52e67cfe329ad7498c0b961aa7a [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" "9aa5b2a9176f4e26455645526512ecfb3b8ee52e67cfe329ad7498c0b961aa7a", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking blockchain v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0495]: cannot infer an appropriate lifetime for lifetime parameter `'a` due to conflicting requirements [INFO] [stdout] --> src/main.rs:59:19 [INFO] [stdout] | [INFO] [stdout] 59 | let new_block = Block::new(0, self.current_transactions, 100, 0); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: first, the lifetime cannot outlive the anonymous lifetime #1 defined on the method body at 57:2... [INFO] [stdout] --> src/main.rs:57:2 [INFO] [stdout] | [INFO] [stdout] 57 | fn new_block(&mut self) { [INFO] [stdout] | _____^ [INFO] [stdout] 58 | | [INFO] [stdout] 59 | | let new_block = Block::new(0, self.current_transactions, 100, 0); [INFO] [stdout] 60 | | self.chain.push(new_block); [INFO] [stdout] 61 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...so that reference does not outlive borrowed content [INFO] [stdout] --> src/main.rs:59:33 [INFO] [stdout] | [INFO] [stdout] 59 | let new_block = Block::new(0, self.current_transactions, 100, 0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] note: but, the lifetime must be valid for the lifetime `'a` as defined on the impl at 50:7... [INFO] [stdout] --> src/main.rs:50:7 [INFO] [stdout] | [INFO] [stdout] 50 | impl <'a>Blockchain<'a> { [INFO] [stdout] | ^^ [INFO] [stdout] note: ...so that the expression is assignable [INFO] [stdout] --> src/main.rs:60:19 [INFO] [stdout] | [INFO] [stdout] 60 | self.chain.push(new_block); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] = note: expected `Block<'a>` [INFO] [stdout] found `Block<'_>` [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 `blockchain`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0495]: cannot infer an appropriate lifetime for lifetime parameter `'a` due to conflicting requirements [INFO] [stdout] --> src/main.rs:59:19 [INFO] [stdout] | [INFO] [stdout] 59 | let new_block = Block::new(0, self.current_transactions, 100, 0); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: first, the lifetime cannot outlive the anonymous lifetime #1 defined on the method body at 57:2... [INFO] [stdout] --> src/main.rs:57:2 [INFO] [stdout] | [INFO] [stdout] 57 | fn new_block(&mut self) { [INFO] [stdout] | _____^ [INFO] [stdout] 58 | | [INFO] [stdout] 59 | | let new_block = Block::new(0, self.current_transactions, 100, 0); [INFO] [stdout] 60 | | self.chain.push(new_block); [INFO] [stdout] 61 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...so that reference does not outlive borrowed content [INFO] [stdout] --> src/main.rs:59:33 [INFO] [stdout] | [INFO] [stdout] 59 | let new_block = Block::new(0, self.current_transactions, 100, 0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] note: but, the lifetime must be valid for the lifetime `'a` as defined on the impl at 50:7... [INFO] [stdout] --> src/main.rs:50:7 [INFO] [stdout] | [INFO] [stdout] 50 | impl <'a>Blockchain<'a> { [INFO] [stdout] | ^^ [INFO] [stdout] note: ...so that the expression is assignable [INFO] [stdout] --> src/main.rs:60:19 [INFO] [stdout] | [INFO] [stdout] 60 | self.chain.push(new_block); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] = note: expected `Block<'a>` [INFO] [stdout] found `Block<'_>` [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: build failed [INFO] running `Command { std: "docker" "inspect" "9aa5b2a9176f4e26455645526512ecfb3b8ee52e67cfe329ad7498c0b961aa7a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9aa5b2a9176f4e26455645526512ecfb3b8ee52e67cfe329ad7498c0b961aa7a", kill_on_drop: false }` [INFO] [stdout] 9aa5b2a9176f4e26455645526512ecfb3b8ee52e67cfe329ad7498c0b961aa7a