[INFO] fetching crate ark-core 0.1.0... [INFO] checking ark-core-0.1.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate ark-core 0.1.0 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate ark-core 0.1.0 [INFO] finished tweaking crates.io crate ark-core 0.1.0 [INFO] tweaked toml for crates.io crate ark-core 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate ark-core 0.1.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 50 packages to latest compatible versions [INFO] [stderr] Adding getrandom v0.2.16 (available: v0.3.4) [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f2d9188259f9397cea8e6ac46b4341a7dbe093bb7c60e994885d7d41292c6afe [INFO] running `Command { std: "docker" "start" "-a" "f2d9188259f9397cea8e6ac46b4341a7dbe093bb7c60e994885d7d41292c6afe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f2d9188259f9397cea8e6ac46b4341a7dbe093bb7c60e994885d7d41292c6afe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f2d9188259f9397cea8e6ac46b4341a7dbe093bb7c60e994885d7d41292c6afe", kill_on_drop: false }` [INFO] [stdout] f2d9188259f9397cea8e6ac46b4341a7dbe093bb7c60e994885d7d41292c6afe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2ac94077222920dd4ea976658cfcc07fa722d5494a0a932fa7fb2942cca00aa7 [INFO] running `Command { std: "docker" "start" "-a" "2ac94077222920dd4ea976658cfcc07fa722d5494a0a932fa7fb2942cca00aa7", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.177 [INFO] [stderr] Compiling secp256k1-sys v0.9.2 [INFO] [stderr] Compiling bitcoin-io v0.1.3 [INFO] [stderr] Compiling bitcoin-internals v0.3.0 [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling secp256k1-sys v0.10.1 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling ark-secp256k1-zkp-sys v0.9.1 [INFO] [stderr] Compiling bitcoin-private v0.1.0 [INFO] [stderr] Compiling hex_lit v0.1.1 [INFO] [stderr] Checking hex-conservative v0.2.1 [INFO] [stderr] Compiling bitcoin v0.32.7 [INFO] [stderr] Checking bech32 v0.11.0 [INFO] [stderr] Compiling syn v2.0.110 [INFO] [stderr] Checking bitcoin-units v0.1.2 [INFO] [stderr] Checking bitcoin_hashes v0.14.0 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking base58ck v0.1.0 [INFO] [stderr] Checking secp256k1 v0.29.1 [INFO] [stderr] Checking secp256k1 v0.28.2 [INFO] [stderr] Compiling tracing-attributes v0.1.30 [INFO] [stderr] Checking tracing v0.1.41 [INFO] [stderr] Checking ark-secp256k1-zkp v0.10.0 [INFO] [stderr] Checking ark-core v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/history.rs:332:21 [INFO] [stdout] | [INFO] [stdout] 332 | pubkey: "fc3ed4822401bc75858c6a7e08a974c68a777bcf87e6ba535d48afab7d00cf5f" [INFO] [stdout] | _____________________^ [INFO] [stdout] 333 | | .parse() [INFO] [stdout] | |________________________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/history.rs:377:21 [INFO] [stdout] | [INFO] [stdout] 377 | pubkey: "fc3ed4822401bc75858c6a7e08a974c68a777bcf87e6ba535d48afab7d00cf5f" [INFO] [stdout] | _____________________^ [INFO] [stdout] 378 | | .parse() [INFO] [stdout] | |________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/history.rs:404:21 [INFO] [stdout] | [INFO] [stdout] 404 | pubkey: "fc3ed4822401bc75858c6a7e08a974c68a777bcf87e6ba535d48afab7d00cf5f" [INFO] [stdout] | _____________________^ [INFO] [stdout] 405 | | .parse() [INFO] [stdout] | |________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/history.rs:454:21 [INFO] [stdout] | [INFO] [stdout] 454 | pubkey: "aa586eb052ebf1e676f6df4eaf3591c90d56a979871aefa9b67e5618cb7c0f25" [INFO] [stdout] | _____________________^ [INFO] [stdout] 455 | | .parse() [INFO] [stdout] | |________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/history.rs:475:21 [INFO] [stdout] | [INFO] [stdout] 475 | pubkey: "aa586eb052ebf1e676f6df4eaf3591c90d56a979871aefa9b67e5618cb7c0f25" [INFO] [stdout] | _____________________^ [INFO] [stdout] 476 | | .parse() [INFO] [stdout] | |________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/history.rs:536:21 [INFO] [stdout] | [INFO] [stdout] 536 | pubkey: "aa586eb052ebf1e676f6df4eaf3591c90d56a979871aefa9b67e5618cb7c0f25" [INFO] [stdout] | _____________________^ [INFO] [stdout] 537 | | .parse() [INFO] [stdout] | |________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/history.rs:559:21 [INFO] [stdout] | [INFO] [stdout] 559 | pubkey: "aa586eb052ebf1e676f6df4eaf3591c90d56a979871aefa9b67e5618cb7c0f25" [INFO] [stdout] | _____________________^ [INFO] [stdout] 560 | | .parse() [INFO] [stdout] | |________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/history.rs:580:21 [INFO] [stdout] | [INFO] [stdout] 580 | pubkey: "aa586eb052ebf1e676f6df4eaf3591c90d56a979871aefa9b67e5618cb7c0f25" [INFO] [stdout] | _____________________^ [INFO] [stdout] 581 | | .parse() [INFO] [stdout] | |________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/history.rs:639:21 [INFO] [stdout] | [INFO] [stdout] 639 | pubkey: "aa586eb052ebf1e676f6df4eaf3591c90d56a979871aefa9b67e5618cb7c0f25" [INFO] [stdout] | _____________________^ [INFO] [stdout] 640 | | .parse() [INFO] [stdout] | |________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/history.rs:663:25 [INFO] [stdout] | [INFO] [stdout] 663 | pubkey: "aa586eb052ebf1e676f6df4eaf3591c90d56a979871aefa9b67e5618cb7c0f25" [INFO] [stdout] | _________________________^ [INFO] [stdout] 664 | | .parse() [INFO] [stdout] | |____________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/history.rs:685:25 [INFO] [stdout] | [INFO] [stdout] 685 | pubkey: "aa586eb052ebf1e676f6df4eaf3591c90d56a979871aefa9b67e5618cb7c0f25" [INFO] [stdout] | _________________________^ [INFO] [stdout] 686 | | .parse() [INFO] [stdout] | |____________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/history.rs:707:25 [INFO] [stdout] | [INFO] [stdout] 707 | pubkey: "aa586eb052ebf1e676f6df4eaf3591c90d56a979871aefa9b67e5618cb7c0f25" [INFO] [stdout] | _________________________^ [INFO] [stdout] 708 | | .parse() [INFO] [stdout] | |____________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ark-core` (lib test) due to 12 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "2ac94077222920dd4ea976658cfcc07fa722d5494a0a932fa7fb2942cca00aa7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ac94077222920dd4ea976658cfcc07fa722d5494a0a932fa7fb2942cca00aa7", kill_on_drop: false }` [INFO] [stdout] 2ac94077222920dd4ea976658cfcc07fa722d5494a0a932fa7fb2942cca00aa7