[INFO] cloning repository https://github.com/qaoo8/simple-blockchain-by-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/qaoo8/simple-blockchain-by-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqaoo8%2Fsimple-blockchain-by-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqaoo8%2Fsimple-blockchain-by-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 760bc3c51ab8728e7da842bbdffde73267b392db
[INFO] testing qaoo8/simple-blockchain-by-rust against 1.93.0 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqaoo8%2Fsimple-blockchain-by-rust" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/qaoo8/simple-blockchain-by-rust
[INFO] finished tweaking git repo https://github.com/qaoo8/simple-blockchain-by-rust
[INFO] tweaked toml for git repo https://github.com/qaoo8/simple-blockchain-by-rust written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/qaoo8/simple-blockchain-by-rust on toolchain 1.93.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/qaoo8/simple-blockchain-by-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9429067062aede68d6bf389a7fe51b44c5f144075ac56186eb6b992670732c6b
[INFO] running `Command { std: "docker" "start" "-a" "9429067062aede68d6bf389a7fe51b44c5f144075ac56186eb6b992670732c6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9429067062aede68d6bf389a7fe51b44c5f144075ac56186eb6b992670732c6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9429067062aede68d6bf389a7fe51b44c5f144075ac56186eb6b992670732c6b", kill_on_drop: false }`
[INFO] [stdout] 9429067062aede68d6bf389a7fe51b44c5f144075ac56186eb6b992670732c6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d58942a9ec68998d386c7f012161731694be4ea0e491e877f2fad0209aad84e1
[INFO] running `Command { std: "docker" "start" "-a" "d58942a9ec68998d386c7f012161731694be4ea0e491e877f2fad0209aad84e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling cc v1.1.6
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling anstyle-parse v0.2.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling anstyle-query v1.1.0
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.0
[INFO] [stderr]    Compiling colorchoice v1.0.1
[INFO] [stderr]    Compiling anstyle v1.0.7
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[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling miniz_oxide v0.7.4
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling clap_lex v0.7.1
[INFO] [stderr]    Compiling anstream v0.6.14
[INFO] [stderr]    Compiling rustc-demangle v0.1.24
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[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling fxhash v0.2.1
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[INFO] [stderr]    Compiling crc32fast v1.4.2
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[INFO] [stderr]    Compiling is-terminal v0.4.12
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling bitcoin_hashes v0.7.6
[INFO] [stderr]    Compiling sled v0.34.7
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling rand v0.8.5
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[INFO] [stderr]    Compiling backtrace v0.3.73
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]    Compiling addr2line v0.22.0
[INFO] [stderr]    Compiling clap v4.5.10
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling regex v1.10.5
[INFO] [stderr]    Compiling bitcoincash-addr v0.5.2
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling env_logger v0.10.2
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling blockchain-rust-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/blockchain.rs:150:17
[INFO] [stdout]     |
[INFO] [stdout] 150 |     pub fn iter(&self) -> BlockchainIter {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 150 |     pub fn iter(&self) -> BlockchainIter<'_> {
[INFO] [stdout]     |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.24s
[INFO] running `Command { std: "docker" "inspect" "d58942a9ec68998d386c7f012161731694be4ea0e491e877f2fad0209aad84e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d58942a9ec68998d386c7f012161731694be4ea0e491e877f2fad0209aad84e1", kill_on_drop: false }`
[INFO] [stdout] d58942a9ec68998d386c7f012161731694be4ea0e491e877f2fad0209aad84e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eae36a8d2b805e9575ea1aa4cb758f659ed368c72c92fc25ccd16452a07caf45
[INFO] running `Command { std: "docker" "start" "-a" "eae36a8d2b805e9575ea1aa4cb758f659ed368c72c92fc25ccd16452a07caf45", kill_on_drop: false }`
[INFO] [stderr]    Compiling blockchain-rust-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/block.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/blockchain.rs:186:13
[INFO] [stdout]     |
[INFO] [stdout] 186 |         let mut b = Blockchain::new().unwrap();
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/blockchain.rs:150:17
[INFO] [stdout]     |
[INFO] [stdout] 150 |     pub fn iter(&self) -> BlockchainIter {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 150 |     pub fn iter(&self) -> BlockchainIter<'_> {
[INFO] [stdout]     |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `Command { std: "docker" "inspect" "eae36a8d2b805e9575ea1aa4cb758f659ed368c72c92fc25ccd16452a07caf45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eae36a8d2b805e9575ea1aa4cb758f659ed368c72c92fc25ccd16452a07caf45", kill_on_drop: false }`
[INFO] [stdout] eae36a8d2b805e9575ea1aa4cb758f659ed368c72c92fc25ccd16452a07caf45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 61c64ae278f60879cb68f7d95e83185826a21609b40269c2d56199867f217fe2
[INFO] running `Command { std: "docker" "start" "-a" "61c64ae278f60879cb68f7d95e83185826a21609b40269c2d56199867f217fe2", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/block.rs:87:9
[INFO] [stderr]    |
[INFO] [stderr] 87 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/blockchain.rs:186:13
[INFO] [stderr]     |
[INFO] [stderr] 186 |         let mut b = Blockchain::new().unwrap();
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/blockchain.rs:150:17
[INFO] [stderr]     |
[INFO] [stderr] 150 |     pub fn iter(&self) -> BlockchainIter {
[INFO] [stderr]     |                 ^^^^^     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 150 |     pub fn iter(&self) -> BlockchainIter<'_> {
[INFO] [stderr]     |                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `blockchain-rust-demo` (bin "blockchain-rust-demo" test) generated 3 warnings (run `cargo fix --bin "blockchain-rust-demo" -p blockchain-rust-demo --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/blockchain_rust_demo-2df9e066759f7434)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test block::tests::test_blockchain ... ok
[INFO] [stdout] test blockchain::tests::test_add_block ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- blockchain::tests::test_add_block stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'blockchain::tests::test_add_block' (26) panicked at src/blockchain.rs:186:39:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Io(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" })
[INFO] [stdout] 
[INFO] [stdout]    0: failure::backtrace::internal::InternalBacktrace::new
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/backtrace/internal.rs:46:44
[INFO] [stdout]    1: failure::backtrace::Backtrace::new
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/backtrace/mod.rs:121:35
[INFO] [stdout]    2: <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/error/error_impl.rs:19:17
[INFO] [stdout]    3: <failure::error::Error as core::convert::From<F>>::from
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/failure-0.1.8/src/error/mod.rs:36:18
[INFO] [stdout]    4: <core::result::Result<T,F> as core::ops::try_trait::FromResidual<core::result::Result<core::convert::Infallible,E>>>::from_residual
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/result.rs:2189:27
[INFO] [stdout]    5: blockchain_rust_demo::blockchain::Blockchain::new
[INFO] [stdout]              at /opt/rustwide/workdir/src/blockchain.rs:29:18
[INFO] [stdout]    6: blockchain_rust_demo::blockchain::tests::test_add_block
[INFO] [stdout]              at /opt/rustwide/workdir/src/blockchain.rs:186:21
[INFO] [stdout]    7: blockchain_rust_demo::blockchain::tests::test_add_block::{{closure}}
[INFO] [stdout]              at /opt/rustwide/workdir/src/blockchain.rs:185:24
[INFO] [stdout]    8: core::ops::function::FnOnce::call_once
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]    9: core::ops::function::FnOnce::call_once
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]       test::__rust_begin_short_backtrace
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   10: test::run_test_in_process::{{closure}}
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]       <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]       std::panicking::catch_unwind::do_call
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]       std::panicking::catch_unwind
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]       std::panic::catch_unwind
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]       test::run_test_in_process
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]       test::run_test::{{closure}}
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   11: test::run_test::{{closure}}
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]       std::sys::backtrace::__rust_begin_short_backtrace
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   12: std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]       <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]       std::panicking::catch_unwind::do_call
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]       std::panicking::catch_unwind
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]       std::panic::catch_unwind
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]       std::thread::lifecycle::spawn_unchecked::{{closure}}
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]       core::ops::function::FnOnce::call_once{{vtable.shim}}
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   13: <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]       std::sys::thread::unix::Thread::new::thread_start
[INFO] [stdout]              at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   14: <unknown>
[INFO] [stdout]   15: clone
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5e3dedc3dea2 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5e3dedc3dea2 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5e3dedc3dea2 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x5e3dedc3dea2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x5e3dedc4f167 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5e3dedc4f167 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x5e3dedc0ab46 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5e3dedc0ab46 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5e3dedc1c649 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x5e3dedc1c649 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5e3dedc1c4e1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5e3dedb0883e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5e3dedb0883e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5e3dedc1c8c2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5e3dedc1c8c2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5e3dedc1c708 - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5e3dedc17519 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x5e3dedbff1ad - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5e3dedc574bc - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5e3dedc56c72 - core::result::unwrap_failed::h23873bb39ca9a844
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5e3ded95983c - core::result::Result<T,E>::unwrap::hd51d80efaa5f67d5
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x5e3ded95983c - blockchain_rust_demo::blockchain::tests::test_add_block::h9946e050ed70f03d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/blockchain.rs:186:39
[INFO] [stdout]   22:     0x5e3ded959b27 - blockchain_rust_demo::blockchain::tests::test_add_block::{{closure}}::h22c18c007b8c2c65
[INFO] [stdout]                                at /opt/rustwide/workdir/src/blockchain.rs:185:24
[INFO] [stdout]   23:     0x5e3ded95a726 - core::ops::function::FnOnce::call_once::ha20e547b89bc9717
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5e3dedb0866b - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5e3dedb0866b - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5e3dedb1bffa - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5e3dedb1bffa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5e3dedb1bffa - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5e3dedb1bffa - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5e3dedb1bffa - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5e3dedb1bffa - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5e3dedb1bffa - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5e3dedaf6294 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5e3dedaf6294 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   35:     0x5e3dedaf9bc2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   36:     0x5e3dedaf9bc2 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5e3dedaf9bc2 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x5e3dedaf9bc2 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5e3dedaf9bc2 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5e3dedaf9bc2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   41:     0x5e3dedaf9bc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5e3dedc12b9f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x5e3dedc12b9f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   44:     0x700e7f491aa4 - <unknown>
[INFO] [stdout]   45:     0x700e7f51ea64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     blockchain::tests::test_add_block
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.48s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin blockchain-rust-demo`
[INFO] running `Command { std: "docker" "inspect" "61c64ae278f60879cb68f7d95e83185826a21609b40269c2d56199867f217fe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61c64ae278f60879cb68f7d95e83185826a21609b40269c2d56199867f217fe2", kill_on_drop: false }`
[INFO] [stdout] 61c64ae278f60879cb68f7d95e83185826a21609b40269c2d56199867f217fe2
