[INFO] fetching crate strerror 0.6.3... [INFO] testing strerror-0.6.3 against 1.59.0 for beta-1.60-1 [INFO] extracting crate strerror 0.6.3 into /workspace/builds/worker-75/source [INFO] validating manifest of crates.io crate strerror 0.6.3 on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate strerror 0.6.3 [INFO] finished tweaking crates.io crate strerror 0.6.3 [INFO] tweaked toml for crates.io crate strerror 0.6.3 written to /workspace/builds/worker-75/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3ff54b7fc95ea3b1d4b233ae4df435fef3042fc4d67fe992a0a07e05719872d5 [INFO] running `Command { std: "docker" "start" "-a" "3ff54b7fc95ea3b1d4b233ae4df435fef3042fc4d67fe992a0a07e05719872d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3ff54b7fc95ea3b1d4b233ae4df435fef3042fc4d67fe992a0a07e05719872d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ff54b7fc95ea3b1d4b233ae4df435fef3042fc4d67fe992a0a07e05719872d5", kill_on_drop: false }` [INFO] [stdout] 3ff54b7fc95ea3b1d4b233ae4df435fef3042fc4d67fe992a0a07e05719872d5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] adb7d0a08dbca11114b8c845bea80a3680fba363681dcd6a9263974a64560e36 [INFO] running `Command { std: "docker" "start" "-a" "adb7d0a08dbca11114b8c845bea80a3680fba363681dcd6a9263974a64560e36", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling strerror v0.6.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError [INFO] [stdout] --> src/lib.rs:631:24 [INFO] [stdout] | [INFO] [stdout] 631 | impl_from!(std::alloc::LayoutErr); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0495]: cannot infer an appropriate lifetime for borrow expression due to conflicting requirements [INFO] [stdout] --> src/lib.rs:369:15 [INFO] [stdout] | [INFO] [stdout] 369 | match &self.next { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: first, the lifetime cannot outlive the anonymous lifetime defined here... [INFO] [stdout] --> src/lib.rs:368:13 [INFO] [stdout] | [INFO] [stdout] 368 | fn next(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] note: ...so that reference does not outlive borrowed content [INFO] [stdout] --> src/lib.rs:369:15 [INFO] [stdout] | [INFO] [stdout] 369 | match &self.next { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] note: but, the lifetime must be valid for the lifetime `'a` as defined here... [INFO] [stdout] --> src/lib.rs:365:6 [INFO] [stdout] | [INFO] [stdout] 365 | impl<'a> Iterator for Iter<'a> { [INFO] [stdout] | ^^ [INFO] [stdout] note: ...so that the expression is assignable [INFO] [stdout] --> src/lib.rs:373:29 [INFO] [stdout] | [INFO] [stdout] 373 | self.next = e.source(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] = note: expected `Option<&'a (dyn std::error::Error + 'static)>` [INFO] [stdout] found `Option<&(dyn std::error::Error + 'static)>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0495`. [INFO] [stdout] [INFO] [stderr] error: could not compile `strerror` due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "adb7d0a08dbca11114b8c845bea80a3680fba363681dcd6a9263974a64560e36", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "adb7d0a08dbca11114b8c845bea80a3680fba363681dcd6a9263974a64560e36", kill_on_drop: false }` [INFO] [stdout] adb7d0a08dbca11114b8c845bea80a3680fba363681dcd6a9263974a64560e36