[INFO] cloning repository https://github.com/hangleang/halo2-examples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hangleang/halo2-examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhangleang%2Fhalo2-examples", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7fd0a17e8a936e958fcffd443b88cd7d5976e25b
[INFO] testing hangleang/halo2-examples against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhangleang%2Fhalo2-examples" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hangleang/halo2-examples
[INFO] finished tweaking git repo https://github.com/hangleang/halo2-examples
[INFO] tweaked toml for git repo https://github.com/hangleang/halo2-examples written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hangleang/halo2-examples on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hangleang/halo2-examples 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a02c0b07e383d50aa116cf982e617758e8cb7c52631c2b8ef26e0040210129a7
[INFO] running `Command { std: "docker" "start" "-a" "a02c0b07e383d50aa116cf982e617758e8cb7c52631c2b8ef26e0040210129a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a02c0b07e383d50aa116cf982e617758e8cb7c52631c2b8ef26e0040210129a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a02c0b07e383d50aa116cf982e617758e8cb7c52631c2b8ef26e0040210129a7", kill_on_drop: false }`
[INFO] [stdout] a02c0b07e383d50aa116cf982e617758e8cb7c52631c2b8ef26e0040210129a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] fed225cb26c508cdc59b51785bbf9f079f0a0d230cb77caa6cd2fd77abe3f981
[INFO] running `Command { std: "docker" "start" "-a" "fed225cb26c508cdc59b51785bbf9f079f0a0d230cb77caa6cd2fd77abe3f981", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
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[INFO] [stderr]    Compiling constant_time_eq v0.3.0
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling arrayref v0.3.7
[INFO] [stderr]    Compiling either v1.11.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling blake2b_simd v1.0.2
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[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling rand v0.8.5
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[INFO] [stderr]    Compiling group v0.12.1
[INFO] [stderr]    Compiling pasta_curves v0.4.1
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[INFO] [stderr]    Compiling halo2_proofs v0.2.0
[INFO] [stderr]    Compiling halo2-examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `is_zero_expr` is never read
[INFO] [stdout]   --> src/gadgets/is_zero.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct IsZeroConfig<F: FieldExt> {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 9  |     pub value_inv: Column<Advice>,
[INFO] [stdout] 10 |     pub is_zero_expr: Expression<F>
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `IsZeroConfig` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.91s
[INFO] running `Command { std: "docker" "inspect" "fed225cb26c508cdc59b51785bbf9f079f0a0d230cb77caa6cd2fd77abe3f981", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fed225cb26c508cdc59b51785bbf9f079f0a0d230cb77caa6cd2fd77abe3f981", kill_on_drop: false }`
[INFO] [stdout] fed225cb26c508cdc59b51785bbf9f079f0a0d230cb77caa6cd2fd77abe3f981
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 787be61b85833dbb81b84df36ab23c4bad7de9563d522b2d6bbe2ac29e4d7899
[INFO] running `Command { std: "docker" "start" "-a" "787be61b85833dbb81b84df36ab23c4bad7de9563d522b2d6bbe2ac29e4d7899", kill_on_drop: false }`
[INFO] [stderr]    Compiling halo2-examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `is_zero_expr` is never read
[INFO] [stdout]   --> src/gadgets/is_zero.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct IsZeroConfig<F: FieldExt> {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 9  |     pub value_inv: Column<Advice>,
[INFO] [stdout] 10 |     pub is_zero_expr: Expression<F>
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `IsZeroConfig` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.12s
[INFO] running `Command { std: "docker" "inspect" "787be61b85833dbb81b84df36ab23c4bad7de9563d522b2d6bbe2ac29e4d7899", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "787be61b85833dbb81b84df36ab23c4bad7de9563d522b2d6bbe2ac29e4d7899", kill_on_drop: false }`
[INFO] [stdout] 787be61b85833dbb81b84df36ab23c4bad7de9563d522b2d6bbe2ac29e4d7899
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 7555930980fafe609b5e68a93624d820b249499e2874f255b31b071331594d38
[INFO] running `Command { std: "docker" "start" "-a" "7555930980fafe609b5e68a93624d820b249499e2874f255b31b071331594d38", kill_on_drop: false }`
[INFO] [stderr] warning: field `is_zero_expr` is never read
[INFO] [stderr]   --> src/gadgets/is_zero.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 8  | pub struct IsZeroConfig<F: FieldExt> {
[INFO] [stderr]    |            ------------ field in this struct
[INFO] [stderr] 9  |     pub value_inv: Column<Advice>,
[INFO] [stderr] 10 |     pub is_zero_expr: Expression<F>
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `IsZeroConfig` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `halo2-examples` (lib test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/halo2_examples-604e9f8da4a3a856)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test gadgets::is_equal::test::test_is_equal ... ok
[INFO] [stdout] test fibonaci::example1::tests::test_example1 ... ok
[INFO] [stdout] test fibonaci::example2::tests::test_example2 ... ok
[INFO] [stdout] test range_check::example1::test::test_range_check1 ... ok
[INFO] [stdout] test range_check::example2::test::test_out_of_range_check2 ... ok
[INFO] [stdout] test decompose::decompose_range_check::test::test_decompose_range_check1 ... ok
[INFO] [stdout] test range_check::example2::test::test_range_check2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.87s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7555930980fafe609b5e68a93624d820b249499e2874f255b31b071331594d38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7555930980fafe609b5e68a93624d820b249499e2874f255b31b071331594d38", kill_on_drop: false }`
[INFO] [stdout] 7555930980fafe609b5e68a93624d820b249499e2874f255b31b071331594d38