[INFO] cloning repository https://github.com/ursuscamp/taproot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ursuscamp/taproot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fursuscamp%2Ftaproot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fursuscamp%2Ftaproot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5dee36091841bd06854fd47fe8364e08f532ffb4
[INFO] checking ursuscamp/taproot against try#8d46be77cd48fdbcced888d027457e2c9cf2aa16 for pr-142723
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fursuscamp%2Ftaproot" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ursuscamp/taproot on toolchain 8d46be77cd48fdbcced888d027457e2c9cf2aa16
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ursuscamp/taproot
[INFO] finished tweaking git repo https://github.com/ursuscamp/taproot
[INFO] tweaked toml for git repo https://github.com/ursuscamp/taproot written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ursuscamp/taproot 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" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd2161ec9855400e61e25550e2947b139ffb918a22e358e8fe17bf8ab6d05419
[INFO] running `Command { std: "docker" "start" "-a" "fd2161ec9855400e61e25550e2947b139ffb918a22e358e8fe17bf8ab6d05419", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd2161ec9855400e61e25550e2947b139ffb918a22e358e8fe17bf8ab6d05419", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd2161ec9855400e61e25550e2947b139ffb918a22e358e8fe17bf8ab6d05419", kill_on_drop: false }`
[INFO] [stdout] fd2161ec9855400e61e25550e2947b139ffb918a22e358e8fe17bf8ab6d05419
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48cd726fba50fea12c9742923475f0a63ffb81f3c99770979e572499b573153b
[INFO] running `Command { std: "docker" "start" "-a" "48cd726fba50fea12c9742923475f0a63ffb81f3c99770979e572499b573153b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling bitcoin-internals v0.2.0
[INFO] [stderr]    Compiling cc v1.0.88
[INFO] [stderr]     Checking hex-conservative v0.1.1
[INFO] [stderr]    Compiling hex_lit v0.1.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling bitcoin v0.31.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking bech32 v0.10.0-beta
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling secp256k1-sys v0.9.2
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking bitcoin_hashes v0.13.0
[INFO] [stderr]     Checking secp256k1 v0.28.2
[INFO] [stderr]     Checking taproot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Args`
[INFO] [stdout]  --> src/main.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::env::{args, Args};
[INFO] [stdout]   |                      ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `OP_TRUE` and `Script`
[INFO] [stdout]   --> src/main.rs:8:9
[INFO] [stdout]    |
[INFO] [stdout] 8  |         OP_TRUE,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     Address, Amount, Network, OutPoint, Script, ScriptBuf, Sequence, Transaction, TxIn, TxOut,
[INFO] [stdout]    |                                         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Args`
[INFO] [stdout]  --> src/main.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::env::{args, Args};
[INFO] [stdout]   |                      ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `OP_TRUE` and `Script`
[INFO] [stdout]   --> src/main.rs:8:9
[INFO] [stdout]    |
[INFO] [stdout] 8  |         OP_TRUE,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     Address, Amount, Network, OutPoint, Script, ScriptBuf, Sequence, Transaction, TxIn, TxOut,
[INFO] [stdout]    |                                         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.77s
[INFO] running `Command { std: "docker" "inspect" "48cd726fba50fea12c9742923475f0a63ffb81f3c99770979e572499b573153b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48cd726fba50fea12c9742923475f0a63ffb81f3c99770979e572499b573153b", kill_on_drop: false }`
[INFO] [stdout] 48cd726fba50fea12c9742923475f0a63ffb81f3c99770979e572499b573153b