[INFO] fetching crate bbs 0.4.1...
[INFO] testing bbs-0.4.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate bbs 0.4.1 into /workspace/builds/worker-61/source
[INFO] validating manifest of crates.io crate bbs 0.4.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bbs 0.4.1
[INFO] finished tweaking crates.io crate bbs 0.4.1
[INFO] tweaked toml for crates.io crate bbs 0.4.1 written to /workspace/builds/worker-61/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded blake2 v0.8.1
[INFO] [stderr]   Downloaded hkdf v0.8.0
[INFO] [stderr]   Downloaded ff_derive-zeroize v0.6.2
[INFO] [stderr]   Downloaded serde-wasm-bindgen v0.1.3
[INFO] [stderr]   Downloaded ff-zeroize v0.6.3
[INFO] [stderr]   Downloaded pairing-plus v0.19.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f07c973906bdb0c1277cf734726b3c10de28faaa40d58ddbdf728232ed9cf96f
[INFO] running `Command { std: "docker" "start" "-a" "f07c973906bdb0c1277cf734726b3c10de28faaa40d58ddbdf728232ed9cf96f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f07c973906bdb0c1277cf734726b3c10de28faaa40d58ddbdf728232ed9cf96f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f07c973906bdb0c1277cf734726b3c10de28faaa40d58ddbdf728232ed9cf96f", kill_on_drop: false }`
[INFO] [stdout] f07c973906bdb0c1277cf734726b3c10de28faaa40d58ddbdf728232ed9cf96f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b79cb8fa8a706c32b8bcd205b72af6e6808ddcb4a235cfa411c720d214244b76
[INFO] running `Command { std: "docker" "start" "-a" "b79cb8fa8a706c32b8bcd205b72af6e6808ddcb4a235cfa411c720d214244b76", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling zeroize_derive v1.1.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_xorshift v0.2.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling zeroize v1.4.1
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling hmac v0.7.1
[INFO] [stderr]    Compiling blake2 v0.8.1
[INFO] [stderr]    Compiling hkdf v0.8.0
[INFO] [stderr]    Compiling ff_derive-zeroize v0.6.2
[INFO] [stderr]    Compiling ff-zeroize v0.6.3
[INFO] [stderr]    Compiling pairing-plus v0.19.0
[INFO] [stderr]    Compiling bbs v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/errors.rs:114:22
[INFO] [stdout]     |
[INFO] [stdout] 114 |         for cause in Fail::iter_chain(&self.inner) {
[INFO] [stdout]     |                      ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/errors.rs:203:13
[INFO] [stdout]     |
[INFO] [stdout] 203 |             Fail::iter_causes(&err)
[INFO] [stdout]     |             ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.95s
[INFO] running `Command { std: "docker" "inspect" "b79cb8fa8a706c32b8bcd205b72af6e6808ddcb4a235cfa411c720d214244b76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b79cb8fa8a706c32b8bcd205b72af6e6808ddcb4a235cfa411c720d214244b76", kill_on_drop: false }`
[INFO] [stdout] b79cb8fa8a706c32b8bcd205b72af6e6808ddcb4a235cfa411c720d214244b76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6141fa932e2520a51507ef2b1cb5e746d63a00401f65e4903cb46f1830cac495
[INFO] running `Command { std: "docker" "start" "-a" "6141fa932e2520a51507ef2b1cb5e746d63a00401f65e4903cb46f1830cac495", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/errors.rs:114:22
[INFO] [stdout]     |
[INFO] [stdout] 114 |         for cause in Fail::iter_chain(&self.inner) {
[INFO] [stdout]     |                      ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/errors.rs:203:13
[INFO] [stdout]     |
[INFO] [stdout] 203 |             Fail::iter_causes(&err)
[INFO] [stdout]     |             ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bbs v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/errors.rs:114:22
[INFO] [stdout]     |
[INFO] [stdout] 114 |         for cause in Fail::iter_chain(&self.inner) {
[INFO] [stdout]     |                      ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/errors.rs:203:13
[INFO] [stdout]     |
[INFO] [stdout] 203 |             Fail::iter_causes(&err)
[INFO] [stdout]     |             ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.01s
[INFO] running `Command { std: "docker" "inspect" "6141fa932e2520a51507ef2b1cb5e746d63a00401f65e4903cb46f1830cac495", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6141fa932e2520a51507ef2b1cb5e746d63a00401f65e4903cb46f1830cac495", kill_on_drop: false }`
[INFO] [stdout] 6141fa932e2520a51507ef2b1cb5e746d63a00401f65e4903cb46f1830cac495
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fc6c017350c031c3bc08d459640cce86a9ab6f4ec025c40f59932d2184a0e942
[INFO] running `Command { std: "docker" "start" "-a" "fc6c017350c031c3bc08d459640cce86a9ab6f4ec025c40f59932d2184a0e942", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/errors.rs:114:22
[INFO] [stderr]     |
[INFO] [stderr] 114 |         for cause in Fail::iter_chain(&self.inner) {
[INFO] [stderr]     |                      ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/errors.rs:203:13
[INFO] [stderr]     |
[INFO] [stderr] 203 |             Fail::iter_causes(&err)
[INFO] [stderr]     |             ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: `bbs` (lib) generated 2 warnings
[INFO] [stderr] warning: `bbs` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bbs-9527a9988d28e287)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test tests::speed_multi_scalar_test ... ignored
[INFO] [stdout] test keys::tests::key_from_seed ... ok
[INFO] [stdout] test signature::tests::signature_serialization ... ok
[INFO] [stdout] test tests::blind_signature_context_bytes_test ... ok
[INFO] [stdout] test signature::tests::gen_signature ... ok
[INFO] [stdout] test tests::proof_request_bytes_test ... ok
[INFO] [stdout] test keys::tests::key_conversion ... ok
[INFO] [stdout] test pok_vc::tests::test_pok_vc_g1 ... ok
[INFO] [stdout] test keys::tests::key_generate ... ok
[INFO] [stdout] test keys::tests::key_compression ... ok
[INFO] [stdout] test signature::tests::signature_committed_messages ... ok
[INFO] [stdout] test signature::tests::signature_validation ... ok
[INFO] [stdout] test pok_sig::tests::pok_signature_no_revealed_messages_wrong_hash ... ok
[INFO] [stdout] test pok_sig::tests::pok_signature_no_revealed_messages ... ok
[INFO] [stdout] test tests::proof_bytes_test ... ok
[INFO] [stdout] test pok_sig::tests::pok_signature_revealed_message ... ok
[INFO] [stdout] test pok_sig::tests::test_pok_multiple_sigs_with_same_msg ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 4.80s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/bbs.rs (/opt/rustwide/target/debug/deps/bbs-1f5cd99936f53634)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test keygen ... ok
[INFO] [stdout] test blind_sign_simple ... ok
[INFO] [stdout] test sign ... ok
[INFO] [stdout] test test_challenge_hash_with_prover_claims ... ok
[INFO] [stdout] test test_challenge_hash_with_false_prover_claims ... ok
[INFO] [stdout] test test_challenge_hash_with_false_prover_claims_fails ... ok
[INFO] [stdout] test blind_sign ... ok
[INFO] [stdout] test pok_sig ... ok
[INFO] [stdout] test pok_sig_extra_message ... ok
[INFO] [stdout] test pok_sig_bad_message ... ok
[INFO] [stdout] test bbs_demo ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.75s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bbs
[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" "fc6c017350c031c3bc08d459640cce86a9ab6f4ec025c40f59932d2184a0e942", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc6c017350c031c3bc08d459640cce86a9ab6f4ec025c40f59932d2184a0e942", kill_on_drop: false }`
[INFO] [stdout] fc6c017350c031c3bc08d459640cce86a9ab6f4ec025c40f59932d2184a0e942