[INFO] fetching crate disco 0.1.0...
[INFO] testing disco-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate disco 0.1.0 into /workspace/builds/worker-39/source
[INFO] validating manifest of crates.io crate disco 0.1.0 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 disco 0.1.0
[INFO] finished tweaking crates.io crate disco 0.1.0
[INFO] tweaked toml for crates.io crate disco 0.1.0 written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] crate crates.io crate disco 0.1.0 already has a lockfile, it will not be regenerated
[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 zeroize_derive v1.0.0
[INFO] [stderr]   Downloaded ed25519-dalek v1.0.0-pre.3
[INFO] [stderr]   Downloaded curve25519-dalek v2.0.0
[INFO] [stderr]   Downloaded x25519-dalek v0.6.0
[INFO] [stderr]   Downloaded strobe-rs v0.5.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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] ec6f2d2024aebe44fa0b648a2334ad3336136c86653e276cf4b0841f5628c829
[INFO] running `Command { std: "docker" "start" "-a" "ec6f2d2024aebe44fa0b648a2334ad3336136c86653e276cf4b0841f5628c829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec6f2d2024aebe44fa0b648a2334ad3336136c86653e276cf4b0841f5628c829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec6f2d2024aebe44fa0b648a2334ad3336136c86653e276cf4b0841f5628c829", kill_on_drop: false }`
[INFO] [stdout] ec6f2d2024aebe44fa0b648a2334ad3336136c86653e276cf4b0841f5628c829
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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] a0a5b34a55d06af6ed5f397388ec6ddaa90246df8966f433e7347572aeef1bde
[INFO] running `Command { std: "docker" "start" "-a" "a0a5b34a55d06af6ed5f397388ec6ddaa90246df8966f433e7347572aeef1bde", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling syn v1.0.15
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling subtle v2.2.2
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling tiny-keccak v1.5.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling strobe-rs v0.5.2
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling sha2 v0.8.1
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]    Compiling zeroize v1.1.0
[INFO] [stderr]    Compiling curve25519-dalek v2.0.0
[INFO] [stderr]    Compiling ed25519-dalek v1.0.0-pre.3
[INFO] [stderr]    Compiling x25519-dalek v0.6.0
[INFO] [stderr]    Compiling disco v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "a0a5b34a55d06af6ed5f397388ec6ddaa90246df8966f433e7347572aeef1bde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0a5b34a55d06af6ed5f397388ec6ddaa90246df8966f433e7347572aeef1bde", kill_on_drop: false }`
[INFO] [stdout] a0a5b34a55d06af6ed5f397388ec6ddaa90246df8966f433e7347572aeef1bde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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] 4d7da4206ecaa241fe7fd8c8bb5c4317394e71741649d8d32b61ce8d39243d59
[INFO] running `Command { std: "docker" "start" "-a" "4d7da4206ecaa241fe7fd8c8bb5c4317394e71741649d8d32b61ce8d39243d59", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling disco v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "4d7da4206ecaa241fe7fd8c8bb5c4317394e71741649d8d32b61ce8d39243d59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d7da4206ecaa241fe7fd8c8bb5c4317394e71741649d8d32b61ce8d39243d59", kill_on_drop: false }`
[INFO] [stdout] 4d7da4206ecaa241fe7fd8c8bb5c4317394e71741649d8d32b61ce8d39243d59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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] 46fbdce28de11c9d8ac528fc1b6d7af776023db553a2ef310a75877d1e234d0e
[INFO] running `Command { std: "docker" "start" "-a" "46fbdce28de11c9d8ac528fc1b6d7af776023db553a2ef310a75877d1e234d0e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/disco-64ab0c64ee204a99)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test symmetric_state::tests::test_enc_dec ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/session_tests.rs (/opt/rustwide/target/debug/deps/session_tests-6533206788a8c712)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_nn_session ... ok
[INFO] [stdout] test test_nnpsk2_session ... ok
[INFO] [stdout] test test_k1k1sig_session ... ok
[INFO] [stdout] test test_xx_session ... ok
[INFO] [stdout] test test_kk_session ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/symmetric_tests.rs (/opt/rustwide/target/debug/deps/symmetric_tests-5fa205c43690aaf2)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test test_serialization_correctness ... ok
[INFO] [stdout] test test_streaming_sum ... ok
[INFO] [stdout] test test_nonce_size ... ok
[INFO] [stdout] test test_integrity_correctness ... ok
[INFO] [stdout] test test_known_hash ... ok
[INFO] [stdout] test test_known_derive_keys ... ok
[INFO] [stderr]    Doc-tests disco
[INFO] [stdout] test test_encryption_correctness ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/symmetric.rs - symmetric::DiscoHash (line 88) ... ok
[INFO] [stdout] test src/symmetric.rs - symmetric::DiscoHash (line 82) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.82s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "46fbdce28de11c9d8ac528fc1b6d7af776023db553a2ef310a75877d1e234d0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46fbdce28de11c9d8ac528fc1b6d7af776023db553a2ef310a75877d1e234d0e", kill_on_drop: false }`
[INFO] [stdout] 46fbdce28de11c9d8ac528fc1b6d7af776023db553a2ef310a75877d1e234d0e