[INFO] fetching crate shuttle-core 0.3.1...
[INFO] testing shuttle-core-0.3.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate shuttle-core 0.3.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate shuttle-core 0.3.1 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 shuttle-core 0.3.1
[INFO] finished tweaking crates.io crate shuttle-core 0.3.1
[INFO] tweaked toml for crates.io crate shuttle-core 0.3.1 written to /workspace/builds/worker-7/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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] c579ffe086f4d0b083b641549671bbbea3a18e3a186f10e5b0cf591431873dcb
[INFO] running `Command { std: "docker" "start" "-a" "c579ffe086f4d0b083b641549671bbbea3a18e3a186f10e5b0cf591431873dcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c579ffe086f4d0b083b641549671bbbea3a18e3a186f10e5b0cf591431873dcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c579ffe086f4d0b083b641549671bbbea3a18e3a186f10e5b0cf591431873dcb", kill_on_drop: false }`
[INFO] [stdout] c579ffe086f4d0b083b641549671bbbea3a18e3a186f10e5b0cf591431873dcb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 31bddb8f75729e4691dd64af374ab937a13b02116b69f8c4b6cdb412a032216c
[INFO] running `Command { std: "docker" "start" "-a" "31bddb8f75729e4691dd64af374ab937a13b02116b69f8c4b6cdb412a032216c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling crc16 v0.3.4
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling base32 v0.3.1
[INFO] [stderr]    Compiling libsodium-sys v0.0.16
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling serde_bytes v0.10.5
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling sodiumoxide v0.0.16
[INFO] [stderr]    Compiling object v0.26.2
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling bigdecimal v0.0.10
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling serde-xdr v0.5.1
[INFO] [stderr]    Compiling shuttle-core v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.33s
[INFO] running `Command { std: "docker" "inspect" "31bddb8f75729e4691dd64af374ab937a13b02116b69f8c4b6cdb412a032216c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31bddb8f75729e4691dd64af374ab937a13b02116b69f8c4b6cdb412a032216c", kill_on_drop: false }`
[INFO] [stdout] 31bddb8f75729e4691dd64af374ab937a13b02116b69f8c4b6cdb412a032216c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] b43bb59329bdbea6a529cd9946bb2184d5b943872cf85fccdc5ed2c84ce7724a
[INFO] running `Command { std: "docker" "start" "-a" "b43bb59329bdbea6a529cd9946bb2184d5b943872cf85fccdc5ed2c84ce7724a", kill_on_drop: false }`
[INFO] [stderr]    Compiling shuttle-core v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.73s
[INFO] running `Command { std: "docker" "inspect" "b43bb59329bdbea6a529cd9946bb2184d5b943872cf85fccdc5ed2c84ce7724a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b43bb59329bdbea6a529cd9946bb2184d5b943872cf85fccdc5ed2c84ce7724a", kill_on_drop: false }`
[INFO] [stdout] b43bb59329bdbea6a529cd9946bb2184d5b943872cf85fccdc5ed2c84ce7724a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 8112cc361e9b27d2f3b5b6e987eedfe087268b77556170575a4e5a066e20e8de
[INFO] running `Command { std: "docker" "start" "-a" "8112cc361e9b27d2f3b5b6e987eedfe087268b77556170575a4e5a066e20e8de", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 34 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/shuttle_core-202d25a34fcc5551)
[INFO] [stdout] test amount::tests::test_error_too_many_decimals ... ok
[INFO] [stdout] test amount::tests::test_amount_as_stroops ... ok
[INFO] [stdout] test amount::tests::test_amount_from_str ... ok
[INFO] [stdout] test asset::tests::test_error_code_too_long ... ok
[INFO] [stdout] test crypto::strkey::tests::test_encode_decode_account_id ... ok
[INFO] [stdout] test crypto::strkey::tests::test_encode_decode_secret_seed ... ok
[INFO] [stdout] test crypto::strkey::tests::test_invalid_version ... ok
[INFO] [stdout] test network::tests::test_public_network_id ... ok
[INFO] [stdout] test account::tests::test_increment_sequence ... ok
[INFO] [stdout] test crypto::keypair::tests::test_from_network ... ok
[INFO] [stdout] test crypto::keypair::tests::test_sign_and_verify ... ok
[INFO] [stdout] test network::tests::test_test_network_id ... ok
[INFO] [stdout] test transaction_builder::tests::test_builder_memo ... ok
[INFO] [stdout] test transaction_builder::tests::test_builder_success ... ok
[INFO] [stdout] test xdr::asset::tests::test_asset_native ... ok
[INFO] [stdout] test crypto::keypair::tests::test_from_secret_seed ... ok
[INFO] [stdout] test xdr::keypair::tests::test_public_key ... ok
[INFO] [stdout] test crypto::keypair::tests::test_sign_decorated ... ok
[INFO] [stdout] test xdr::memo::tests::test_id ... ok
[INFO] [stdout] test xdr::asset::tests::test_asset_credit ... ok
[INFO] [stdout] test xdr::memo::tests::test_hash ... ok
[INFO] [stdout] test xdr::memo::tests::test_none ... ok
[INFO] [stdout] test xdr::memo::tests::test_return ... ok
[INFO] [stdout] test xdr::memo::tests::test_text ... ok
[INFO] [stdout] test xdr::operation::tests::test_inflation ... ok
[INFO] [stdout] test xdr::operation::tests::test_create_account ... ok
[INFO] [stderr]    Doc-tests shuttle-core
[INFO] [stdout] test xdr::operation::tests::test_manage_data ... ok
[INFO] [stdout] test xdr::operation::tests::test_create_passive_offer ... ok
[INFO] [stdout] test xdr::operation::tests::test_manage_offer ... ok
[INFO] [stdout] test xdr::operation::tests::test_path_payment ... ok
[INFO] [stdout] test xdr::signature::tests::test_decorated_signature ... ok
[INFO] [stdout] test xdr::operation::tests::test_payment ... ok
[INFO] [stdout] test xdr::transaction::tests::test_signed_transaction ... ok
[INFO] [stdout] test xdr::transaction::tests::test_transaction ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 20) ... ignored
[INFO] [stdout] test src/lib.rs - (line 39) ... ignored
[INFO] [stdout] test src/lib.rs - (line 55) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8112cc361e9b27d2f3b5b6e987eedfe087268b77556170575a4e5a066e20e8de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8112cc361e9b27d2f3b5b6e987eedfe087268b77556170575a4e5a066e20e8de", kill_on_drop: false }`
[INFO] [stdout] 8112cc361e9b27d2f3b5b6e987eedfe087268b77556170575a4e5a066e20e8de