[INFO] cloning repository https://github.com/quadruple-output/euleretal
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/quadruple-output/euleretal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquadruple-output%2Feuleretal", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquadruple-output%2Feuleretal'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 38a9bf0f27c332bef996ebd59ded2d9ad0560021
[INFO] checking quadruple-output/euleretal against try#23ffd2897cbb44320ca18dfe4d05dbacb37d55e0 for pr-115950
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquadruple-output%2Feuleretal" "/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/quadruple-output/euleretal on toolchain 23ffd2897cbb44320ca18dfe4d05dbacb37d55e0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/quadruple-output/euleretal
[INFO] finished tweaking git repo https://github.com/quadruple-output/euleretal
[INFO] tweaked toml for git repo https://github.com/quadruple-output/euleretal written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/quadruple-output/euleretal 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" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85deba902a52cbba28ad2e5438c245be29d8b58832ae81268ff594569655cb2f
[INFO] running `Command { std: "docker" "start" "-a" "85deba902a52cbba28ad2e5438c245be29d8b58832ae81268ff594569655cb2f", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "rm" "-f" "85deba902a52cbba28ad2e5438c245be29d8b58832ae81268ff594569655cb2f", kill_on_drop: false }`
[INFO] [stdout] 85deba902a52cbba28ad2e5438c245be29d8b58832ae81268ff594569655cb2f
[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=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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d45bb2172c908d2859f75bb00b834cf101e3926c3a1fbfea73769b0094e046c
[INFO] running `Command { std: "docker" "start" "-a" "7d45bb2172c908d2859f75bb00b834cf101e3926c3a1fbfea73769b0094e046c", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
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[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]   --> euleretal-core/src/integration_step/contributions/position/abstraction.rs:59:28
[INFO] [stdout]    |
[INFO] [stdout] 59 |                   let iter = self.step[s_ref]
[INFO] [stdout]    |  ____________________________^
[INFO] [stdout] 60 | |                     .abstraction_for(self.step)
[INFO] [stdout]    | |_______________________________________________^ creates a temporary value which is freed while still in use
[INFO] [stdout] ...
[INFO] [stdout] 71 |                       });
[INFO] [stdout]    |                         - temporary value is freed at the end of this statement
[INFO] [stdout] 72 |                   Box::new(iter)
[INFO] [stdout]    |                            ---- borrow later captured here by trait object
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using a `let` binding to create a longer lived value
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]   --> euleretal-core/src/integration_step/contributions/position/abstraction.rs:59:28
[INFO] [stdout]    |
[INFO] [stdout] 59 |                   let iter = self.step[s_ref]
[INFO] [stdout]    |  ____________________________^
[INFO] [stdout] 60 | |                     .abstraction_for(self.step)
[INFO] [stdout]    | |_______________________________________________^ creates a temporary value which is freed while still in use
[INFO] [stdout] ...
[INFO] [stdout] 71 |                       });
[INFO] [stdout]    |                         - temporary value is freed at the end of this statement
[INFO] [stdout] 72 |                   Box::new(iter)
[INFO] [stdout]    |                            ---- borrow later captured here by trait object
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using a `let` binding to create a longer lived value
[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 E0716`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `euleretal-core` (lib) 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 E0716`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `euleretal-core` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "7d45bb2172c908d2859f75bb00b834cf101e3926c3a1fbfea73769b0094e046c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d45bb2172c908d2859f75bb00b834cf101e3926c3a1fbfea73769b0094e046c", kill_on_drop: false }`
[INFO] [stdout] 7d45bb2172c908d2859f75bb00b834cf101e3926c3a1fbfea73769b0094e046c