[INFO] cloning repository https://github.com/soniceroy/RustBlockchain [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/soniceroy/RustBlockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoniceroy%2FRustBlockchain", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoniceroy%2FRustBlockchain'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c33433ce9ef133f14b9a808520b6b0bc275bbc9b [INFO] checking soniceroy/RustBlockchain against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-4 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoniceroy%2FRustBlockchain" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/soniceroy/RustBlockchain on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-tc1/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ddb9e595108add4ba0e1497d170529987f3a8228759fa9f18a683ae93fa11f12 [INFO] running `Command { std: "docker" "start" "-a" "ddb9e595108add4ba0e1497d170529987f3a8228759fa9f18a683ae93fa11f12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ddb9e595108add4ba0e1497d170529987f3a8228759fa9f18a683ae93fa11f12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ddb9e595108add4ba0e1497d170529987f3a8228759fa9f18a683ae93fa11f12", kill_on_drop: false }` [INFO] [stdout] ddb9e595108add4ba0e1497d170529987f3a8228759fa9f18a683ae93fa11f12 [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_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ef7c11b868fe12c3ffadadbae40eef45fc5a873b1edb15d113d48988c28ff62f [INFO] running `Command { std: "docker" "start" "-a" "ef7c11b868fe12c3ffadadbae40eef45fc5a873b1edb15d113d48988c28ff62f", kill_on_drop: false }` [INFO] [stderr] Checking blockchain v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: lifetime may not live long enough [INFO] [stdout] --> src/main.rs:59:19 [INFO] [stdout] | [INFO] [stdout] 50 | impl <'a>Blockchain<'a> { [INFO] [stdout] | -- lifetime `'a` defined here [INFO] [stdout] ... [INFO] [stdout] 57 | fn new_block(&mut self) { [INFO] [stdout] | - let's call the lifetime of this reference `'1` [INFO] [stdout] 58 | [INFO] [stdout] 59 | let new_block = Block::new(0, self.current_transactions, 100, 0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ argument requires that `'1` must outlive `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: lifetime may not live long enough [INFO] [stdout] --> src/main.rs:59:19 [INFO] [stdout] | [INFO] [stdout] 50 | impl <'a>Blockchain<'a> { [INFO] [stdout] | -- lifetime `'a` defined here [INFO] [stdout] ... [INFO] [stdout] 57 | fn new_block(&mut self) { [INFO] [stdout] | - let's call the lifetime of this reference `'1` [INFO] [stdout] 58 | [INFO] [stdout] 59 | let new_block = Block::new(0, self.current_transactions, 100, 0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ argument requires that `'1` must outlive `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0502]: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/main.rs:80:4 [INFO] [stdout] | [INFO] [stdout] 75 | fn last_block(&mut self) -> &Block { [INFO] [stdout] | - let's call the lifetime of this reference `'1` [INFO] [stdout] 76 | if let Some(last) = self.chain.first() { [INFO] [stdout] | ---------- immutable borrow occurs here [INFO] [stdout] 77 | &last [INFO] [stdout] | ----- returning this value requires that `self.chain` is borrowed for `'1` [INFO] [stdout] ... [INFO] [stdout] 80 | self.new_block(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0502]: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/main.rs:81:4 [INFO] [stdout] | [INFO] [stdout] 75 | fn last_block(&mut self) -> &Block { [INFO] [stdout] | - let's call the lifetime of this reference `'1` [INFO] [stdout] 76 | if let Some(last) = self.chain.first() { [INFO] [stdout] | ---------- immutable borrow occurs here [INFO] [stdout] 77 | &last [INFO] [stdout] | ----- returning this value requires that `self.chain` is borrowed for `'1` [INFO] [stdout] ... [INFO] [stdout] 81 | self.last_block() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0502]: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/main.rs:80:4 [INFO] [stdout] | [INFO] [stdout] 75 | fn last_block(&mut self) -> &Block { [INFO] [stdout] | - let's call the lifetime of this reference `'1` [INFO] [stdout] 76 | if let Some(last) = self.chain.first() { [INFO] [stdout] | ---------- immutable borrow occurs here [INFO] [stdout] 77 | &last [INFO] [stdout] | ----- returning this value requires that `self.chain` is borrowed for `'1` [INFO] [stdout] ... [INFO] [stdout] 80 | self.new_block(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0502]: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/main.rs:81:4 [INFO] [stdout] | [INFO] [stdout] 75 | fn last_block(&mut self) -> &Block { [INFO] [stdout] | - let's call the lifetime of this reference `'1` [INFO] [stdout] 76 | if let Some(last) = self.chain.first() { [INFO] [stdout] | ---------- immutable borrow occurs here [INFO] [stdout] 77 | &last [INFO] [stdout] | ----- returning this value requires that `self.chain` is borrowed for `'1` [INFO] [stdout] ... [INFO] [stdout] 81 | self.last_block() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0502`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0502`. [INFO] [stdout] [INFO] [stderr] error: could not compile `blockchain` (bin "blockchain" test) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `blockchain` (bin "blockchain") due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "ef7c11b868fe12c3ffadadbae40eef45fc5a873b1edb15d113d48988c28ff62f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef7c11b868fe12c3ffadadbae40eef45fc5a873b1edb15d113d48988c28ff62f", kill_on_drop: false }` [INFO] [stdout] ef7c11b868fe12c3ffadadbae40eef45fc5a873b1edb15d113d48988c28ff62f [INFO] checking soniceroy/RustBlockchain against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-4 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoniceroy%2FRustBlockchain" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/soniceroy/RustBlockchain on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-tc2/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3048552458e7b4655eeb698363e35699ef80361c5fbef19910ea6e28bcd0f2bb [INFO] running `Command { std: "docker" "start" "-a" "3048552458e7b4655eeb698363e35699ef80361c5fbef19910ea6e28bcd0f2bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3048552458e7b4655eeb698363e35699ef80361c5fbef19910ea6e28bcd0f2bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3048552458e7b4655eeb698363e35699ef80361c5fbef19910ea6e28bcd0f2bb", kill_on_drop: false }` [INFO] [stdout] 3048552458e7b4655eeb698363e35699ef80361c5fbef19910ea6e28bcd0f2bb [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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7d701a6f588642c629a59e69d8474413f471f4ebeddfb7480e01c3ff185f45a8 [INFO] running `Command { std: "docker" "start" "-a" "7d701a6f588642c629a59e69d8474413f471f4ebeddfb7480e01c3ff185f45a8", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] no edition found in manifest, probably 2015, skipping [INFO] running `Command { std: "docker" "inspect" "7d701a6f588642c629a59e69d8474413f471f4ebeddfb7480e01c3ff185f45a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d701a6f588642c629a59e69d8474413f471f4ebeddfb7480e01c3ff185f45a8", kill_on_drop: false }` [INFO] [stdout] 7d701a6f588642c629a59e69d8474413f471f4ebeddfb7480e01c3ff185f45a8