[INFO] fetching crate stellar 0.1.2-alpha...
[INFO] testing stellar-0.1.2-alpha against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate stellar 0.1.2-alpha into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate stellar 0.1.2-alpha on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stellar 0.1.2-alpha
[INFO] finished tweaking crates.io crate stellar 0.1.2-alpha
[INFO] tweaked toml for crates.io crate stellar 0.1.2-alpha written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b75a58b102782f5a5a6336198e3b6f39bf1f80b2080115ca10c4addea718fd9
[INFO] running `Command { std: "docker" "start" "-a" "1b75a58b102782f5a5a6336198e3b6f39bf1f80b2080115ca10c4addea718fd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b75a58b102782f5a5a6336198e3b6f39bf1f80b2080115ca10c4addea718fd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b75a58b102782f5a5a6336198e3b6f39bf1f80b2080115ca10c4addea718fd9", kill_on_drop: false }`
[INFO] [stdout] 1b75a58b102782f5a5a6336198e3b6f39bf1f80b2080115ca10c4addea718fd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbc31b14ac253124644b1d9d37c53af1758e47ecf629ea9cfb8d7f422905d5f5
[INFO] running `Command { std: "docker" "start" "-a" "fbc31b14ac253124644b1d9d37c53af1758e47ecf629ea9cfb8d7f422905d5f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling stellar v0.1.2-alpha (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `public_key`
[INFO] [stdout]  --> src/key_pair.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     public_key: PublicKey,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `KeyPair` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/key_pair.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Clone)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `fee`
[INFO] [stdout]   --> src/transaction.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fee: Integer,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `source_account`
[INFO] [stdout]   --> src/transaction.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     source_account: KeyPair,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sequence_number`
[INFO] [stdout]   --> src/transaction.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     sequence_number: Long,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `operations`
[INFO] [stdout]   --> src/transaction.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     operations: Vec<Operation>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `memo`
[INFO] [stdout]   --> src/transaction.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     memo: Memo,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `signatures`
[INFO] [stdout]   --> src/transaction.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     signatures: Vec<()>, // TODO: Port DecoratedSignatures
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.89s
[INFO] running `Command { std: "docker" "inspect" "fbc31b14ac253124644b1d9d37c53af1758e47ecf629ea9cfb8d7f422905d5f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbc31b14ac253124644b1d9d37c53af1758e47ecf629ea9cfb8d7f422905d5f5", kill_on_drop: false }`
[INFO] [stdout] fbc31b14ac253124644b1d9d37c53af1758e47ecf629ea9cfb8d7f422905d5f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44c1343d6796419862514c328438880a265077113334fd634f2bc365ede6f91c
[INFO] running `Command { std: "docker" "start" "-a" "44c1343d6796419862514c328438880a265077113334fd634f2bc365ede6f91c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling stellar v0.1.2-alpha (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `public_key`
[INFO] [stdout]  --> src/key_pair.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     public_key: PublicKey,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `KeyPair` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/key_pair.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Clone)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `fee`
[INFO] [stdout]   --> src/transaction.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fee: Integer,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `source_account`
[INFO] [stdout]   --> src/transaction.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     source_account: KeyPair,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sequence_number`
[INFO] [stdout]   --> src/transaction.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     sequence_number: Long,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `operations`
[INFO] [stdout]   --> src/transaction.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     operations: Vec<Operation>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `memo`
[INFO] [stdout]   --> src/transaction.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     memo: Memo,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `signatures`
[INFO] [stdout]   --> src/transaction.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     signatures: Vec<()>, // TODO: Port DecoratedSignatures
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `public_key`
[INFO] [stdout]  --> src/key_pair.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     public_key: PublicKey,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `KeyPair` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/key_pair.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Clone)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `fee`
[INFO] [stdout]   --> src/transaction.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fee: Integer,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `source_account`
[INFO] [stdout]   --> src/transaction.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     source_account: KeyPair,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sequence_number`
[INFO] [stdout]   --> src/transaction.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     sequence_number: Long,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `operations`
[INFO] [stdout]   --> src/transaction.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     operations: Vec<Operation>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `memo`
[INFO] [stdout]   --> src/transaction.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     memo: Memo,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `signatures`
[INFO] [stdout]   --> src/transaction.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     signatures: Vec<()>, // TODO: Port DecoratedSignatures
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.14s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/stellar-733bc10323740010)
[INFO] running `Command { std: "docker" "inspect" "44c1343d6796419862514c328438880a265077113334fd634f2bc365ede6f91c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44c1343d6796419862514c328438880a265077113334fd634f2bc365ede6f91c", kill_on_drop: false }`
[INFO] [stdout] 44c1343d6796419862514c328438880a265077113334fd634f2bc365ede6f91c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dace6ba4e22495a34c94c5efdf17c19fe17f5f44ad70dde0a3fa8222cbb18a37
[INFO] running `Command { std: "docker" "start" "-a" "dace6ba4e22495a34c94c5efdf17c19fe17f5f44ad70dde0a3fa8222cbb18a37", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `public_key`
[INFO] [stderr]  --> src/key_pair.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     public_key: PublicKey,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `KeyPair` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]  --> src/key_pair.rs:3:10
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[derive(Clone)]
[INFO] [stderr]   |          ^^^^^
[INFO] [stderr]   = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `fee`
[INFO] [stderr]   --> src/transaction.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fee: Integer,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `source_account`
[INFO] [stderr]   --> src/transaction.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     source_account: KeyPair,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `sequence_number`
[INFO] [stderr]   --> src/transaction.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     sequence_number: Long,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `operations`
[INFO] [stderr]   --> src/transaction.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     operations: Vec<Operation>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `memo`
[INFO] [stderr]   --> src/transaction.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     memo: Memo,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `signatures`
[INFO] [stderr]   --> src/transaction.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     signatures: Vec<()>, // TODO: Port DecoratedSignatures
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `stellar` (lib) generated 7 warnings
[INFO] [stderr] warning: `stellar` (lib test) generated 7 warnings (7 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stellar-733bc10323740010)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stellar
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test util::tests::hash_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "dace6ba4e22495a34c94c5efdf17c19fe17f5f44ad70dde0a3fa8222cbb18a37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dace6ba4e22495a34c94c5efdf17c19fe17f5f44ad70dde0a3fa8222cbb18a37", kill_on_drop: false }`
[INFO] [stdout] dace6ba4e22495a34c94c5efdf17c19fe17f5f44ad70dde0a3fa8222cbb18a37