[INFO] cloning repository https://github.com/udayj/rust-state-machine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/udayj/rust-state-machine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fudayj%2Frust-state-machine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fudayj%2Frust-state-machine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5f997ffbc9c67ec4199240d8ce87e1911cfee8e2
[INFO] testing udayj/rust-state-machine against master#160e7623e8cbbf1feab2b6e2a24733a98c7bde9c for pr-145628-retry-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fudayj%2Frust-state-machine" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-5-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/udayj/rust-state-machine
[INFO] finished tweaking git repo https://github.com/udayj/rust-state-machine
[INFO] tweaked toml for git repo https://github.com/udayj/rust-state-machine written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/udayj/rust-state-machine on toolchain 160e7623e8cbbf1feab2b6e2a24733a98c7bde9c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/udayj/rust-state-machine 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" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-complex v0.4.5
[INFO] [stderr]   Downloaded num-traits v0.2.18
[INFO] [stderr]   Downloaded num-iter v0.1.44
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de76a82cba43ceaa591cb9f711ff99899145b0d7137912b39c1e496379f86992
[INFO] running `Command { std: "docker" "start" "-a" "de76a82cba43ceaa591cb9f711ff99899145b0d7137912b39c1e496379f86992", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de76a82cba43ceaa591cb9f711ff99899145b0d7137912b39c1e496379f86992", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de76a82cba43ceaa591cb9f711ff99899145b0d7137912b39c1e496379f86992", kill_on_drop: false }`
[INFO] [stdout] de76a82cba43ceaa591cb9f711ff99899145b0d7137912b39c1e496379f86992
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 903e654eb29583ea3e2048e3aa521e6ca8883ced97570ae7d0b9a4f41111a8a1
[INFO] running `Command { std: "docker" "start" "-a" "903e654eb29583ea3e2048e3aa521e6ca8883ced97570ae7d0b9a4f41111a8a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.5
[INFO] [stderr]    Compiling num-iter v0.1.44
[INFO] [stderr]    Compiling num v0.4.1
[INFO] [stderr]    Compiling macros v0.1.0 (/opt/rustwide/workdir/macros)
[INFO] [stderr]    Compiling rust-state-machine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `AccountId` and `Balance`
[INFO] [stdout]  --> src/main.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use types::{AccountId, Balance};
[INFO] [stdout]   |             ^^^^^^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/balances.rs:89:4
[INFO] [stdout]    |
[INFO] [stdout] 87 |             Call::Transfer { to, amount } =>
[INFO] [stdout]    |             ----------------------------- matches all the relevant values
[INFO] [stdout] 88 |                 self.transfer(caller, to, amount),
[INFO] [stdout] 89 |             _ => Ok(())
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bob`
[INFO] [stdout]    --> src/main.rs:108:6
[INFO] [stdout]     |
[INFO] [stdout] 108 |     let bob = "bob".to_string();
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_bob`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `charlie`
[INFO] [stdout]    --> src/main.rs:109:6
[INFO] [stdout]     |
[INFO] [stdout] 109 |     let charlie = "charlie".to_string();
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_charlie`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.04s
[INFO] running `Command { std: "docker" "inspect" "903e654eb29583ea3e2048e3aa521e6ca8883ced97570ae7d0b9a4f41111a8a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "903e654eb29583ea3e2048e3aa521e6ca8883ced97570ae7d0b9a4f41111a8a1", kill_on_drop: false }`
[INFO] [stdout] 903e654eb29583ea3e2048e3aa521e6ca8883ced97570ae7d0b9a4f41111a8a1
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b53c0a5fe08f391baac9bff5c6d5905c4307d2a1d703e6983c30617b7285d6c
[INFO] running `Command { std: "docker" "start" "-a" "3b53c0a5fe08f391baac9bff5c6d5905c4307d2a1d703e6983c30617b7285d6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-state-machine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `AccountId` and `Balance`
[INFO] [stdout]  --> src/main.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use types::{AccountId, Balance};
[INFO] [stdout]   |             ^^^^^^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/balances.rs:89:4
[INFO] [stdout]    |
[INFO] [stdout] 87 |             Call::Transfer { to, amount } =>
[INFO] [stdout]    |             ----------------------------- matches all the relevant values
[INFO] [stdout] 88 |                 self.transfer(caller, to, amount),
[INFO] [stdout] 89 |             _ => Ok(())
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bob`
[INFO] [stdout]    --> src/main.rs:108:6
[INFO] [stdout]     |
[INFO] [stdout] 108 |     let bob = "bob".to_string();
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_bob`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `charlie`
[INFO] [stdout]    --> src/main.rs:109:6
[INFO] [stdout]     |
[INFO] [stdout] 109 |     let charlie = "charlie".to_string();
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_charlie`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/balances.rs:132:9
[INFO] [stdout]     |
[INFO] [stdout] 132 |         balances.transfer("alice".to_string(),"bob".to_string(),50);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 132 |         let _ = balances.transfer("alice".to_string(),"bob".to_string(),50);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "3b53c0a5fe08f391baac9bff5c6d5905c4307d2a1d703e6983c30617b7285d6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b53c0a5fe08f391baac9bff5c6d5905c4307d2a1d703e6983c30617b7285d6c", kill_on_drop: false }`
[INFO] [stdout] 3b53c0a5fe08f391baac9bff5c6d5905c4307d2a1d703e6983c30617b7285d6c
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 97a21a6337f3a148ade1e09abbe35c6ff8511cae50770e8c4bcedc6050be8220
[INFO] running `Command { std: "docker" "start" "-a" "97a21a6337f3a148ade1e09abbe35c6ff8511cae50770e8c4bcedc6050be8220", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `AccountId` and `Balance`
[INFO] [stderr]  --> src/main.rs:6:13
[INFO] [stderr]   |
[INFO] [stderr] 6 | use types::{AccountId, Balance};
[INFO] [stderr]   |             ^^^^^^^^^  ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/balances.rs:89:4
[INFO] [stderr]    |
[INFO] [stderr] 87 |             Call::Transfer { to, amount } =>
[INFO] [stderr]    |             ----------------------------- matches all the relevant values
[INFO] [stderr] 88 |                 self.transfer(caller, to, amount),
[INFO] [stderr] 89 |             _ => Ok(())
[INFO] [stderr]    |             ^ no value can reach this
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bob`
[INFO] [stderr]    --> src/main.rs:108:6
[INFO] [stderr]     |
[INFO] [stderr] 108 |     let bob = "bob".to_string();
[INFO] [stderr]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_bob`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `charlie`
[INFO] [stderr]    --> src/main.rs:109:6
[INFO] [stderr]     |
[INFO] [stderr] 109 |     let charlie = "charlie".to_string();
[INFO] [stderr]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_charlie`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/balances.rs:132:9
[INFO] [stderr]     |
[INFO] [stderr] 132 |         balances.transfer("alice".to_string(),"bob".to_string(),50);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 132 |         let _ = balances.transfer("alice".to_string(),"bob".to_string(),50);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-state-machine` (bin "rust-state-machine" test) generated 5 warnings (run `cargo fix --bin "rust-state-machine" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_state_machine-265279593c6848ff)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test balances::tests::init_balances ... ok
[INFO] [stdout] test balances::tests::transfer_balance ... 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] running `Command { std: "docker" "inspect" "97a21a6337f3a148ade1e09abbe35c6ff8511cae50770e8c4bcedc6050be8220", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97a21a6337f3a148ade1e09abbe35c6ff8511cae50770e8c4bcedc6050be8220", kill_on_drop: false }`
[INFO] [stdout] 97a21a6337f3a148ade1e09abbe35c6ff8511cae50770e8c4bcedc6050be8220