[INFO] cloning repository https://github.com/jack-greenberg/ledger
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jack-greenberg/ledger" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjack-greenberg%2Fledger", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjack-greenberg%2Fledger'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0124bbcf6b4db5a18374e8871b19de2e4d8e1f42
[INFO] testing jack-greenberg/ledger against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjack-greenberg%2Fledger" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jack-greenberg/ledger on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jack-greenberg/ledger
[INFO] finished tweaking git repo https://github.com/jack-greenberg/ledger
[INFO] tweaked toml for git repo https://github.com/jack-greenberg/ledger written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/jack-greenberg/ledger already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hermit-abi v0.1.16
[INFO] [stderr]   Downloaded yaml-rust v0.4.4
[INFO] [stderr]   Downloaded serde v1.0.116
[INFO] [stderr]   Downloaded serde_derive v1.0.116
[INFO] [stderr]   Downloaded proc-macro2 v1.0.22
[INFO] [stderr]   Downloaded syn v1.0.41
[INFO] [stderr]   Downloaded chrono v0.4.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 348dec99160c10993414a6c670972f6ed3fe8818804be854cc26816aa0f07dfe
[INFO] running `Command { std: "docker" "start" "-a" "348dec99160c10993414a6c670972f6ed3fe8818804be854cc26816aa0f07dfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "348dec99160c10993414a6c670972f6ed3fe8818804be854cc26816aa0f07dfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "348dec99160c10993414a6c670972f6ed3fe8818804be854cc26816aa0f07dfe", kill_on_drop: false }`
[INFO] [stdout] 348dec99160c10993414a6c670972f6ed3fe8818804be854cc26816aa0f07dfe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a1ce33ac4cd3fce9448cd5bda44394fa24b251b7dc78e8b1e0fbe35d4edbb5a
[INFO] running `Command { std: "docker" "start" "-a" "2a1ce33ac4cd3fce9448cd5bda44394fa24b251b7dc78e8b1e0fbe35d4edbb5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.22
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling yaml-rust v0.4.4
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling chrono v0.4.16
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling ledger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `csv`
[INFO] [stdout]  --> src/person.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use csv;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/person.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn new(name: String, venmo: Option<String>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create`
[INFO] [stdout]   --> src/receipt.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn create(&self) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_file`
[INFO] [stdout]   --> src/receipt.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn from_file(path: String) -> Result<Receipt, Box<dyn Error>> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/transaction.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new(recipient: Person, sender: Person) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_csv`
[INFO] [stdout]   --> src/transaction.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn write_csv(self) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.54s
[INFO] running `Command { std: "docker" "inspect" "2a1ce33ac4cd3fce9448cd5bda44394fa24b251b7dc78e8b1e0fbe35d4edbb5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a1ce33ac4cd3fce9448cd5bda44394fa24b251b7dc78e8b1e0fbe35d4edbb5a", kill_on_drop: false }`
[INFO] [stdout] 2a1ce33ac4cd3fce9448cd5bda44394fa24b251b7dc78e8b1e0fbe35d4edbb5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a33701feb051602674b6fcef4cf42b091ce1438e9539a84e49f46c12bf2627c
[INFO] running `Command { std: "docker" "start" "-a" "0a33701feb051602674b6fcef4cf42b091ce1438e9539a84e49f46c12bf2627c", kill_on_drop: false }`
[INFO] [stderr]    Compiling ledger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `csv`
[INFO] [stdout]  --> src/person.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use csv;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `transaction`
[INFO] [stdout]   --> src/person.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let transaction = Record::new(p1, p2);
[INFO] [stdout]    |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_transaction`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create`
[INFO] [stdout]   --> src/receipt.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn create(&self) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_csv`
[INFO] [stdout]   --> src/transaction.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn write_csv(self) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "0a33701feb051602674b6fcef4cf42b091ce1438e9539a84e49f46c12bf2627c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a33701feb051602674b6fcef4cf42b091ce1438e9539a84e49f46c12bf2627c", kill_on_drop: false }`
[INFO] [stdout] 0a33701feb051602674b6fcef4cf42b091ce1438e9539a84e49f46c12bf2627c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 197b37c4bcaa26bc1960537d44e69730f9f1223142cfdd91722d95b863de94cb
[INFO] running `Command { std: "docker" "start" "-a" "197b37c4bcaa26bc1960537d44e69730f9f1223142cfdd91722d95b863de94cb", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `csv`
[INFO] [stderr]  --> src/person.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use csv;
[INFO] [stderr]   |     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `transaction`
[INFO] [stderr]   --> src/person.rs:26:13
[INFO] [stderr]    |
[INFO] [stderr] 26 |         let transaction = Record::new(p1, p2);
[INFO] [stderr]    |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_transaction`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `create`
[INFO] [stderr]   --> src/receipt.rs:20:12
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn create(&self) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_csv`
[INFO] [stderr]   --> src/transaction.rs:23:12
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn write_csv(self) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `ledger` (bin "ledger" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ledger-673d97799e41e480)
[INFO] [stdout] running 3 tests
[INFO] [stdout] test person::test::record ... ok
[INFO] [stdout] test receipt::test::create ... ok
[INFO] [stdout] test receipt::test::receipt ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "197b37c4bcaa26bc1960537d44e69730f9f1223142cfdd91722d95b863de94cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "197b37c4bcaa26bc1960537d44e69730f9f1223142cfdd91722d95b863de94cb", kill_on_drop: false }`
[INFO] [stdout] 197b37c4bcaa26bc1960537d44e69730f9f1223142cfdd91722d95b863de94cb