[INFO] cloning repository https://github.com/ryuryu-ymj/sym_calc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ryuryu-ymj/sym_calc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryuryu-ymj%2Fsym_calc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryuryu-ymj%2Fsym_calc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b62ac59f7c26fb35c9d04744ad59b8292da7a1da
[INFO] testing ryuryu-ymj/sym_calc against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryuryu-ymj%2Fsym_calc" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ryuryu-ymj/sym_calc on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ryuryu-ymj/sym_calc
[INFO] finished tweaking git repo https://github.com/ryuryu-ymj/sym_calc
[INFO] tweaked toml for git repo https://github.com/ryuryu-ymj/sym_calc written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/ryuryu-ymj/sym_calc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 334ac060f04373f60905e851669315c74050c3f2c9a3ceaabb39e6b313f97fa9
[INFO] running `Command { std: "docker" "start" "-a" "334ac060f04373f60905e851669315c74050c3f2c9a3ceaabb39e6b313f97fa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "334ac060f04373f60905e851669315c74050c3f2c9a3ceaabb39e6b313f97fa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "334ac060f04373f60905e851669315c74050c3f2c9a3ceaabb39e6b313f97fa9", kill_on_drop: false }`
[INFO] [stdout] 334ac060f04373f60905e851669315c74050c3f2c9a3ceaabb39e6b313f97fa9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b17f2f49be31e72b56f64cbe44f4446f88220e73ad1f62ef29d6ebd622ce52b6
[INFO] running `Command { std: "docker" "start" "-a" "b17f2f49be31e72b56f64cbe44f4446f88220e73ad1f62ef29d6ebd622ce52b6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling sym_calc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `unevaluated_call`
[INFO] [stdout]    --> src/math/expr.rs:123:12
[INFO] [stdout]     |
[INFO] [stdout] 123 |     pub fn unevaluated_call(callable: Expr, argument: Expr) -> Expr {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.03s
[INFO] running `Command { std: "docker" "inspect" "b17f2f49be31e72b56f64cbe44f4446f88220e73ad1f62ef29d6ebd622ce52b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b17f2f49be31e72b56f64cbe44f4446f88220e73ad1f62ef29d6ebd622ce52b6", kill_on_drop: false }`
[INFO] [stdout] b17f2f49be31e72b56f64cbe44f4446f88220e73ad1f62ef29d6ebd622ce52b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8ebd273bcab1527c0790f126d794483404e299a0ee1efd533b4476050ea2eaa
[INFO] running `Command { std: "docker" "start" "-a" "d8ebd273bcab1527c0790f126d794483404e299a0ee1efd533b4476050ea2eaa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling sym_calc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `unevaluated_call`
[INFO] [stdout]    --> src/math/expr.rs:123:12
[INFO] [stdout]     |
[INFO] [stdout] 123 |     pub fn unevaluated_call(callable: Expr, argument: Expr) -> Expr {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "d8ebd273bcab1527c0790f126d794483404e299a0ee1efd533b4476050ea2eaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8ebd273bcab1527c0790f126d794483404e299a0ee1efd533b4476050ea2eaa", kill_on_drop: false }`
[INFO] [stdout] d8ebd273bcab1527c0790f126d794483404e299a0ee1efd533b4476050ea2eaa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6d5f1c11ac60ae5933750ad3d153e953700645e47110df422df249c8345c8ce9
[INFO] running `Command { std: "docker" "start" "-a" "6d5f1c11ac60ae5933750ad3d153e953700645e47110df422df249c8345c8ce9", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `unevaluated_call`
[INFO] [stderr]    --> src/math/expr.rs:123:12
[INFO] [stderr]     |
[INFO] [stderr] 123 |     pub fn unevaluated_call(callable: Expr, argument: Expr) -> Expr {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `sym_calc` (bin "sym_calc" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sym_calc-3982e6437ac6d0d4)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test interpreter::parser::test::test_parse_binary_expr ... ok
[INFO] [stdout] test interpreter::parser::test::test_parse_grouped_expr ... ok
[INFO] [stdout] test interpreter::evaluator::test::test_eval_let_stmt ... ok
[INFO] [stdout] test interpreter::lexer::test::test_next_token ... ok
[INFO] [stdout] test interpreter::parser::test::test_parse_expr ... ok
[INFO] [stdout] test interpreter::parser::test::test_parse_implied_mul_expr ... ok
[INFO] [stdout] test interpreter::parser::test::test_parse_list_expr ... ok
[INFO] [stdout] test interpreter::parser::test::test_parse_unary_expr ... ok
[INFO] [stdout] test math::expr::test::test_add_expr ... ok
[INFO] [stdout] test math::expr::test::test_mul_expr ... ok
[INFO] [stdout] test math::diff::test::test_diff ... ok
[INFO] [stdout] test math::expr::test::test_expr ... ok
[INFO] [stdout] test math::expr::test::test_vec_expr ... ok
[INFO] [stdout] test math::num::test::test_rational ... ok
[INFO] [stdout] test math::num::test::test_ops ... ok
[INFO] [stdout] test math::expr::test::test_expr_ord ... ok
[INFO] [stdout] test math::expr::test::test_pow_expr ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6d5f1c11ac60ae5933750ad3d153e953700645e47110df422df249c8345c8ce9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d5f1c11ac60ae5933750ad3d153e953700645e47110df422df249c8345c8ce9", kill_on_drop: false }`
[INFO] [stdout] 6d5f1c11ac60ae5933750ad3d153e953700645e47110df422df249c8345c8ce9