[INFO] fetching crate txoutset 0.3.0...
[INFO] testing txoutset-0.3.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate txoutset 0.3.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate txoutset 0.3.0
[INFO] finished tweaking crates.io crate txoutset 0.3.0
[INFO] tweaked toml for crates.io crate txoutset 0.3.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate txoutset 0.3.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 12 packages to latest compatible versions
[INFO] [stderr]       Adding bitcoin v0.31.2 (available: v0.32.7)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitcoin_hashes v0.13.0
[INFO] [stderr]   Downloaded hex-conservative v0.1.2
[INFO] [stderr]   Downloaded bitcoin-internals v0.2.0
[INFO] [stderr]   Downloaded bech32 v0.10.0-beta
[INFO] [stderr]   Downloaded secp256k1 v0.28.2
[INFO] [stderr]   Downloaded bitcoin v0.31.2
[INFO] [stderr]   Downloaded secp256k1-sys v0.9.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e6c6596be8f4289a6dbb12e12590bec27c8d03a7ad55ae1b61d545d41c71dbdb
[INFO] running `Command { std: "docker" "start" "-a" "e6c6596be8f4289a6dbb12e12590bec27c8d03a7ad55ae1b61d545d41c71dbdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6c6596be8f4289a6dbb12e12590bec27c8d03a7ad55ae1b61d545d41c71dbdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6c6596be8f4289a6dbb12e12590bec27c8d03a7ad55ae1b61d545d41c71dbdb", kill_on_drop: false }`
[INFO] [stdout] e6c6596be8f4289a6dbb12e12590bec27c8d03a7ad55ae1b61d545d41c71dbdb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 674154d1d36eef65226814716b608c4b2cd7b48239bae05f81c4a7012bac212e
[INFO] running `Command { std: "docker" "start" "-a" "674154d1d36eef65226814716b608c4b2cd7b48239bae05f81c4a7012bac212e", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitcoin-internals v0.2.0
[INFO] [stderr]    Compiling hex_lit v0.1.1
[INFO] [stderr]    Compiling hex-conservative v0.1.2
[INFO] [stderr]    Compiling bitcoin v0.31.2
[INFO] [stderr]    Compiling bech32 v0.10.0-beta
[INFO] [stderr]    Compiling secp256k1-sys v0.9.2
[INFO] [stderr]    Compiling bitcoin_hashes v0.13.0
[INFO] [stderr]    Compiling secp256k1 v0.28.2
[INFO] [stderr]    Compiling txoutset v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `Error` is never used
[INFO] [stdout]    --> src/var_int.rs:115:6
[INFO] [stdout]     |
[INFO] [stdout] 115 | enum Error {}
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.92s
[INFO] running `Command { std: "docker" "inspect" "674154d1d36eef65226814716b608c4b2cd7b48239bae05f81c4a7012bac212e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "674154d1d36eef65226814716b608c4b2cd7b48239bae05f81c4a7012bac212e", kill_on_drop: false }`
[INFO] [stdout] 674154d1d36eef65226814716b608c4b2cd7b48239bae05f81c4a7012bac212e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0854a2eea7c09efc775297303fa9afecbfc36c89c871820c88bafd1687e585cf
[INFO] running `Command { std: "docker" "start" "-a" "0854a2eea7c09efc775297303fa9afecbfc36c89c871820c88bafd1687e585cf", kill_on_drop: false }`
[INFO] [stdout] warning: enum `Error` is never used
[INFO] [stdout]    --> src/var_int.rs:115:6
[INFO] [stdout]     |
[INFO] [stdout] 115 | enum Error {}
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling txoutset v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `Error` is never used
[INFO] [stdout]    --> src/var_int.rs:115:6
[INFO] [stdout]     |
[INFO] [stdout] 115 | enum Error {}
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "0854a2eea7c09efc775297303fa9afecbfc36c89c871820c88bafd1687e585cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0854a2eea7c09efc775297303fa9afecbfc36c89c871820c88bafd1687e585cf", kill_on_drop: false }`
[INFO] [stdout] 0854a2eea7c09efc775297303fa9afecbfc36c89c871820c88bafd1687e585cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ae1cd3c75d747a96a99d34954fb905aa7ea079804fd4a878327abb7bf76dc73a
[INFO] running `Command { std: "docker" "start" "-a" "ae1cd3c75d747a96a99d34954fb905aa7ea079804fd4a878327abb7bf76dc73a", kill_on_drop: false }`
[INFO] [stderr] warning: enum `Error` is never used
[INFO] [stderr]    --> src/var_int.rs:115:6
[INFO] [stderr]     |
[INFO] [stderr] 115 | enum Error {}
[INFO] [stderr]     |      ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `txoutset` (lib) generated 1 warning
[INFO] [stderr] warning: `txoutset` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/txoutset-3cb2029109cc9df4)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test amount::test::round_trips ... ok
[INFO] [stdout] test var_int::test::round_trips ... ok
[INFO] [stderr]    Doc-tests txoutset
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ae1cd3c75d747a96a99d34954fb905aa7ea079804fd4a878327abb7bf76dc73a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae1cd3c75d747a96a99d34954fb905aa7ea079804fd4a878327abb7bf76dc73a", kill_on_drop: false }`
[INFO] [stdout] ae1cd3c75d747a96a99d34954fb905aa7ea079804fd4a878327abb7bf76dc73a