[INFO] cloning repository https://github.com/renproject/econ-sim
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/renproject/econ-sim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frenproject%2Fecon-sim", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frenproject%2Fecon-sim'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c34b4a14f3ffcc37aa2b9cbfff7256291c02ce5f
[INFO] testing renproject/econ-sim against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frenproject%2Fecon-sim" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/renproject/econ-sim 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 git repo https://github.com/renproject/econ-sim
[INFO] finished tweaking git repo https://github.com/renproject/econ-sim
[INFO] tweaked toml for git repo https://github.com/renproject/econ-sim written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/renproject/econ-sim already has a lockfile, it will not be regenerated
[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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 593f21c5f077f9ee5c02e1b7b7e4f8a753d0c0fb23c9d5297c000f7eafd0b034
[INFO] running `Command { std: "docker" "start" "-a" "593f21c5f077f9ee5c02e1b7b7e4f8a753d0c0fb23c9d5297c000f7eafd0b034", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "593f21c5f077f9ee5c02e1b7b7e4f8a753d0c0fb23c9d5297c000f7eafd0b034", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "593f21c5f077f9ee5c02e1b7b7e4f8a753d0c0fb23c9d5297c000f7eafd0b034", kill_on_drop: false }`
[INFO] [stdout] 593f21c5f077f9ee5c02e1b7b7e4f8a753d0c0fb23c9d5297c000f7eafd0b034
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 4ba7b7ebed193e52ff209152601c77ed7800c067c7a8179daa2f373d2cef0c61
[INFO] running `Command { std: "docker" "start" "-a" "4ba7b7ebed193e52ff209152601c77ed7800c067c7a8179daa2f373d2cef0c61", kill_on_drop: false }`
[INFO] [stderr]    Compiling eco v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `history`
[INFO] [stdout]   --> src/main.rs:54:16
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn mint_volume(history: &Vec<State>) -> USD {
[INFO] [stdout]    |                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_history`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `history`
[INFO] [stdout]   --> src/main.rs:92:19
[INFO] [stdout]    |
[INFO] [stdout] 92 | fn mint_fee_curve(history: &Vec<State>) -> Percentage {
[INFO] [stdout]    |                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_history`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `history`
[INFO] [stdout]    --> src/main.rs:132:21
[INFO] [stdout]     |
[INFO] [stdout] 132 | fn rebate_collected(history: &Vec<State>, f: USD) -> USD {
[INFO] [stdout]     |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_history`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "4ba7b7ebed193e52ff209152601c77ed7800c067c7a8179daa2f373d2cef0c61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ba7b7ebed193e52ff209152601c77ed7800c067c7a8179daa2f373d2cef0c61", kill_on_drop: false }`
[INFO] [stdout] 4ba7b7ebed193e52ff209152601c77ed7800c067c7a8179daa2f373d2cef0c61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] e5d83b8244244877477413eaa278f42e03c0738a9d27ad06022ff1a2acf0e93f
[INFO] running `Command { std: "docker" "start" "-a" "e5d83b8244244877477413eaa278f42e03c0738a9d27ad06022ff1a2acf0e93f", kill_on_drop: false }`
[INFO] [stderr]    Compiling eco v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `history`
[INFO] [stdout]   --> src/main.rs:54:16
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn mint_volume(history: &Vec<State>) -> USD {
[INFO] [stdout]    |                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_history`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `history`
[INFO] [stdout]   --> src/main.rs:92:19
[INFO] [stdout]    |
[INFO] [stdout] 92 | fn mint_fee_curve(history: &Vec<State>) -> Percentage {
[INFO] [stdout]    |                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_history`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `history`
[INFO] [stdout]    --> src/main.rs:132:21
[INFO] [stdout]     |
[INFO] [stdout] 132 | fn rebate_collected(history: &Vec<State>, f: USD) -> USD {
[INFO] [stdout]     |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_history`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "e5d83b8244244877477413eaa278f42e03c0738a9d27ad06022ff1a2acf0e93f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5d83b8244244877477413eaa278f42e03c0738a9d27ad06022ff1a2acf0e93f", kill_on_drop: false }`
[INFO] [stdout] e5d83b8244244877477413eaa278f42e03c0738a9d27ad06022ff1a2acf0e93f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] da96623b459a6e897f72a9c9ce4d618a41f0616f9dd1273dba7bc9bb3ca66c99
[INFO] running `Command { std: "docker" "start" "-a" "da96623b459a6e897f72a9c9ce4d618a41f0616f9dd1273dba7bc9bb3ca66c99", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `history`
[INFO] [stderr]   --> src/main.rs:54:16
[INFO] [stderr]    |
[INFO] [stderr] 54 | fn mint_volume(history: &Vec<State>) -> USD {
[INFO] [stderr]    |                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_history`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `history`
[INFO] [stderr]   --> src/main.rs:92:19
[INFO] [stderr]    |
[INFO] [stderr] 92 | fn mint_fee_curve(history: &Vec<State>) -> Percentage {
[INFO] [stderr]    |                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_history`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `history`
[INFO] [stderr]    --> src/main.rs:132:21
[INFO] [stderr]     |
[INFO] [stderr] 132 | fn rebate_collected(history: &Vec<State>, f: USD) -> USD {
[INFO] [stderr]     |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_history`
[INFO] [stderr] 
[INFO] [stderr] warning: `eco` (bin "eco" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/eco-143d0a06a386892e)
[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" "da96623b459a6e897f72a9c9ce4d618a41f0616f9dd1273dba7bc9bb3ca66c99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da96623b459a6e897f72a9c9ce4d618a41f0616f9dd1273dba7bc9bb3ca66c99", kill_on_drop: false }`
[INFO] [stdout] da96623b459a6e897f72a9c9ce4d618a41f0616f9dd1273dba7bc9bb3ca66c99