[INFO] fetching crate umbral-pre 0.2.0...
[INFO] testing umbral-pre-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate umbral-pre 0.2.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate umbral-pre 0.2.0 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 umbral-pre 0.2.0
[INFO] finished tweaking crates.io crate umbral-pre 0.2.0
[INFO] tweaked toml for crates.io crate umbral-pre 0.2.0 written to /workspace/builds/worker-15/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] b071e2af4e50e9163985afc126acc9d5b63bd2cc06a2a3470caab359ccdb5023
[INFO] running `Command { std: "docker" "start" "-a" "b071e2af4e50e9163985afc126acc9d5b63bd2cc06a2a3470caab359ccdb5023", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b071e2af4e50e9163985afc126acc9d5b63bd2cc06a2a3470caab359ccdb5023", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b071e2af4e50e9163985afc126acc9d5b63bd2cc06a2a3470caab359ccdb5023", kill_on_drop: false }`
[INFO] [stdout] b071e2af4e50e9163985afc126acc9d5b63bd2cc06a2a3470caab359ccdb5023
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 1b8b7385ba7a910080e10ba6cac6b3b3ad6aa0aec42a0742d50f9b7d613aa38c
[INFO] running `Command { std: "docker" "start" "-a" "1b8b7385ba7a910080e10ba6cac6b3b3ad6aa0aec42a0742d50f9b7d613aa38c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling zeroize v1.3.0
[INFO] [stderr]    Compiling heapless v0.7.5
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling hash32 v0.2.1
[INFO] [stderr]    Compiling bitvec v0.20.4
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling der v0.3.5
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling crypto-mac v0.11.1
[INFO] [stderr]    Compiling universal-hash v0.4.1
[INFO] [stderr]    Compiling cipher v0.3.0
[INFO] [stderr]    Compiling aead v0.4.3
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling poly1305 v0.7.2
[INFO] [stderr]    Compiling chacha20 v0.7.3
[INFO] [stderr]    Compiling hmac v0.11.0
[INFO] [stderr]    Compiling signature v1.3.1
[INFO] [stderr]    Compiling sha2 v0.9.8
[INFO] [stderr]    Compiling hkdf v0.11.0
[INFO] [stderr]    Compiling chacha20poly1305 v0.8.2
[INFO] [stderr]    Compiling ff v0.9.0
[INFO] [stderr]    Compiling group v0.9.0
[INFO] [stderr]    Compiling elliptic-curve v0.9.12
[INFO] [stderr]    Compiling ecdsa v0.11.1
[INFO] [stderr]    Compiling k256 v0.8.1
[INFO] [stderr]    Compiling umbral-pre v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.80s
[INFO] running `Command { std: "docker" "inspect" "1b8b7385ba7a910080e10ba6cac6b3b3ad6aa0aec42a0742d50f9b7d613aa38c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b8b7385ba7a910080e10ba6cac6b3b3ad6aa0aec42a0742d50f9b7d613aa38c", kill_on_drop: false }`
[INFO] [stdout] 1b8b7385ba7a910080e10ba6cac6b3b3ad6aa0aec42a0742d50f9b7d613aa38c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 7c910339ae498da1eaa1b35be6ffcf878f0c099cf19e2a6b12d414b128830c7f
[INFO] running `Command { std: "docker" "start" "-a" "7c910339ae498da1eaa1b35be6ffcf878f0c099cf19e2a6b12d414b128830c7f", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling umbral-pre v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 23.35s
[INFO] running `Command { std: "docker" "inspect" "7c910339ae498da1eaa1b35be6ffcf878f0c099cf19e2a6b12d414b128830c7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c910339ae498da1eaa1b35be6ffcf878f0c099cf19e2a6b12d414b128830c7f", kill_on_drop: false }`
[INFO] [stdout] 7c910339ae498da1eaa1b35be6ffcf878f0c099cf19e2a6b12d414b128830c7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] b607f7ca257d19cb6b39d15368a47a2385835c23290e6001a534e3b17191ebe0
[INFO] running `Command { std: "docker" "start" "-a" "b607f7ca257d19cb6b39d15368a47a2385835c23290e6001a534e3b17191ebe0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/umbral_pre-cb19dd1a24de4bf7)
[INFO] [stdout] running 18 tests
[INFO] [stdout] test traits::tests::test_serialize ... ok
[INFO] [stdout] test traits::tests::test_invalid_length ... ok
[INFO] [stdout] test traits::tests::test_invalid_data ... ok
[INFO] [stdout] test dem::tests::test_kdf ... ok
[INFO] [stdout] test hashing::tests::test_bytes_digest ... ok
[INFO] [stdout] test hashing::tests::test_unsafe_hash_to_point ... ok
[INFO] [stdout] test keys::tests::test_sign_and_verify ... ok
[INFO] [stdout] test keys::tests::test_serialize_secret_key ... ok
[INFO] [stdout] test keys::tests::test_serialize_secret_key_factory ... ok
[INFO] [stdout] test hashing::tests::test_scalar_digest ... ok
[INFO] [stdout] test params::tests::test_default ... ok
[INFO] [stdout] test keys::tests::test_secret_key_factory ... ok
[INFO] [stdout] test keys::tests::test_serialize_public_key ... ok
[INFO] [stdout] test capsule::tests::test_serialize ... ok
[INFO] [stdout] test pre::tests::test_simple_api ... ok
[INFO] [stdout] test capsule_frag::tests::test_verify ... ok
[INFO] [stdout] test capsule::tests::test_open_reencrypted ... ok
[INFO] [stdout] test key_frag::tests::test_verify ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests umbral-pre
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.96s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b607f7ca257d19cb6b39d15368a47a2385835c23290e6001a534e3b17191ebe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b607f7ca257d19cb6b39d15368a47a2385835c23290e6001a534e3b17191ebe0", kill_on_drop: false }`
[INFO] [stdout] b607f7ca257d19cb6b39d15368a47a2385835c23290e6001a534e3b17191ebe0