[INFO] cloning repository https://github.com/driftspin/libsignal-protocol-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/driftspin/libsignal-protocol-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdriftspin%2Flibsignal-protocol-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdriftspin%2Flibsignal-protocol-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8b7b6b482d782722bd8083b9567a18c3cfb731c9 [INFO] checking driftspin/libsignal-protocol-rust against try#23ffd2897cbb44320ca18dfe4d05dbacb37d55e0 for pr-115950 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdriftspin%2Flibsignal-protocol-rust" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/driftspin/libsignal-protocol-rust 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] started tweaking git repo https://github.com/driftspin/libsignal-protocol-rust [INFO] finished tweaking git repo https://github.com/driftspin/libsignal-protocol-rust [INFO] tweaked toml for git repo https://github.com/driftspin/libsignal-protocol-rust written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/driftspin/libsignal-protocol-rust 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9e59e274293637378d2708f8125aa76bc3e25240b01b02efcf07fc5d4a1f9436 [INFO] running `Command { std: "docker" "start" "-a" "9e59e274293637378d2708f8125aa76bc3e25240b01b02efcf07fc5d4a1f9436", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9e59e274293637378d2708f8125aa76bc3e25240b01b02efcf07fc5d4a1f9436", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e59e274293637378d2708f8125aa76bc3e25240b01b02efcf07fc5d4a1f9436", kill_on_drop: false }` [INFO] [stdout] 9e59e274293637378d2708f8125aa76bc3e25240b01b02efcf07fc5d4a1f9436 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 3c4b5e5850fd13b0d33c12b0dded1117283644ac8475a39fc1204d38891619d6 [INFO] running `Command { std: "docker" "start" "-a" "3c4b5e5850fd13b0d33c12b0dded1117283644ac8475a39fc1204d38891619d6", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.12 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling syn v1.0.18 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Checking subtle v2.2.2 [INFO] [stderr] Checking hex v0.4.2 [INFO] [stderr] Compiling quote v1.0.4 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Compiling zeroize_derive v1.0.0 [INFO] [stderr] Checking zeroize v1.1.0 [INFO] [stderr] Checking curve25519-dalek v2.0.0 [INFO] [stderr] Checking x25519-dalek v0.6.0 [INFO] [stderr] Checking libsignal-protocol-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0716]: temporary value dropped while borrowed [INFO] [stdout] --> src/libsignal/ecc.rs:177:19 [INFO] [stdout] | [INFO] [stdout] 177 | let b3 = &helpers::slices::concat_2(&[0x00, 0x08, 0x05], &[0x00; 64][..]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ creates a temporary value which is freed while still in use [INFO] [stdout] ... [INFO] [stdout] 189 | match Curve::decode_point(b3, 2) { [INFO] [stdout] | -------------------------- a temporary with access to the borrow is created here ... [INFO] [stdout] ... [INFO] [stdout] 193 | } [INFO] [stdout] | - [INFO] [stdout] | | [INFO] [stdout] | temporary value is freed at the end of this statement [INFO] [stdout] | ... and the borrow might be used here, when that temporary is dropped and runs the destructor for type `Result` [INFO] [stdout] | [INFO] [stdout] help: consider using a `let` binding to create a longer lived value [INFO] [stdout] | [INFO] [stdout] 177 ~ let binding = helpers::slices::concat_2(&[0x00, 0x08, 0x05], &[0x00; 64][..]); [INFO] [stdout] 178 ~ let b3 = &binding; [INFO] [stdout] | [INFO] [stdout] help: consider adding semicolon after the expression so its temporaries are dropped sooner, before the local variables declared by the block are dropped [INFO] [stdout] | [INFO] [stdout] 192 | }; [INFO] [stdout] | + [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 `libsignal-protocol-rust` (lib test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "3c4b5e5850fd13b0d33c12b0dded1117283644ac8475a39fc1204d38891619d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c4b5e5850fd13b0d33c12b0dded1117283644ac8475a39fc1204d38891619d6", kill_on_drop: false }` [INFO] [stdout] 3c4b5e5850fd13b0d33c12b0dded1117283644ac8475a39fc1204d38891619d6