[INFO] fetching crate simplicity-lang 0.6.0...
[INFO] checking simplicity-lang-0.6.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate simplicity-lang 0.6.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate simplicity-lang 0.6.0
[INFO] finished tweaking crates.io crate simplicity-lang 0.6.0
[INFO] tweaked toml for crates.io crate simplicity-lang 0.6.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate simplicity-lang 0.6.0 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] crate crates.io crate simplicity-lang 0.6.0 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd628236bbae22f9d1cda54cd15e9451018303188e7d7f35954ce9ac59704d36
[INFO] running `Command { std: "docker" "start" "-a" "dd628236bbae22f9d1cda54cd15e9451018303188e7d7f35954ce9ac59704d36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd628236bbae22f9d1cda54cd15e9451018303188e7d7f35954ce9ac59704d36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd628236bbae22f9d1cda54cd15e9451018303188e7d7f35954ce9ac59704d36", kill_on_drop: false }`
[INFO] [stdout] dd628236bbae22f9d1cda54cd15e9451018303188e7d7f35954ce9ac59704d36
[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 -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] 4e8d8f31a259b179ce49caec5b2cfb57ac873e1f02c84721678e4819a84edaa2
[INFO] running `Command { std: "docker" "start" "-a" "4e8d8f31a259b179ce49caec5b2cfb57ac873e1f02c84721678e4819a84edaa2", kill_on_drop: false }`
[INFO] [stderr] Compiling unicode-ident v1.0.15
[INFO] [stderr] Compiling libc v0.2.169
[INFO] [stderr] Compiling bitcoin-io v0.1.3
[INFO] [stderr] Compiling bitcoin-internals v0.3.0
[INFO] [stderr] Compiling hex_lit v0.1.1
[INFO] [stderr] Compiling bitcoin v0.32.5
[INFO] [stderr] Compiling bitcoin-private v0.1.0
[INFO] [stderr] Checking bech32 v0.11.0
[INFO] [stderr] Checking regex-syntax v0.6.29
[INFO] [stderr] Checking ghost-cell v0.2.6
[INFO] [stderr] Compiling secp256k1-sys v0.10.1
[INFO] [stderr] Checking hex-conservative v0.2.1
[INFO] [stderr] Compiling secp256k1-zkp-sys v0.10.1
[INFO] [stderr] Compiling simplicity-sys v0.6.0
[INFO] [stderr] Compiling proc-macro2 v1.0.93
[INFO] [stderr] Checking bitcoin-units v0.1.2
[INFO] [stderr] Checking bitcoin_hashes v0.14.0
[INFO] [stderr] Compiling quote v1.0.38
[INFO] [stderr] Compiling syn v2.0.96
[INFO] [stderr] Checking getrandom v0.2.15
[INFO] [stderr] Checking rand_core v0.6.4
[INFO] [stderr] Checking base58ck v0.1.0
[INFO] [stderr] Checking regex v1.3.0
[INFO] [stderr] Checking santiago v1.3.1
[INFO] [stderr] Compiling zerocopy-derive v0.7.35
[INFO] [stderr] Checking zerocopy v0.7.35
[INFO] [stderr] Checking ppv-lite86 v0.2.20
[INFO] [stderr] Checking rand_chacha v0.3.1
[INFO] [stderr] Checking rand v0.8.5
[INFO] [stderr] Checking secp256k1 v0.29.1
[INFO] [stderr] Checking secp256k1-zkp v0.11.0
[INFO] [stderr] Checking miniscript v12.3.0
[INFO] [stderr] Checking elements v0.25.1
[INFO] [stderr] Checking simplicity-lang v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::decode_bits`
[INFO] [stdout] --> src/jet/init/core.rs:6:5
[INFO] [stdout] |
[INFO] [stdout] 6 | use crate::decode_bits;
[INFO] [stdout] | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] |
[INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused import: `crate::decode_bits`
[INFO] [stdout] --> src/jet/init/elements.rs:6:5
[INFO] [stdout] |
[INFO] [stdout] 6 | use crate::decode_bits;
[INFO] [stdout] | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused import: `crate::decode_bits`
[INFO] [stdout] --> src/jet/init/core.rs:6:5
[INFO] [stdout] |
[INFO] [stdout] 6 | use crate::decode_bits;
[INFO] [stdout] | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] |
[INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused import: `crate::decode_bits`
[INFO] [stdout] --> src/jet/init/elements.rs:6:5
[INFO] [stdout] |
[INFO] [stdout] 6 | use crate::decode_bits;
[INFO] [stdout] | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error: this type will no longer be must used: Result