[INFO] fetching crate pemel 0.2.1...
[INFO] testing pemel-0.2.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate pemel 0.2.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate pemel 0.2.1
[INFO] finished tweaking crates.io crate pemel 0.2.1
[INFO] tweaked toml for crates.io crate pemel 0.2.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pemel 0.2.1 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pemel 0.2.1 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 86e60b6ab7ad1d175a7fdb31b26ad64fd436a91af2480b2674262ff970d5fe2b
[INFO] running `Command { std: "docker" "start" "-a" "86e60b6ab7ad1d175a7fdb31b26ad64fd436a91af2480b2674262ff970d5fe2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86e60b6ab7ad1d175a7fdb31b26ad64fd436a91af2480b2674262ff970d5fe2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86e60b6ab7ad1d175a7fdb31b26ad64fd436a91af2480b2674262ff970d5fe2b", kill_on_drop: false }`
[INFO] [stdout] 86e60b6ab7ad1d175a7fdb31b26ad64fd436a91af2480b2674262ff970d5fe2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7fc2db9e9b23a30fbf38bcf695cb0886825befe33709387696213858be88d52
[INFO] running `Command { std: "docker" "start" "-a" "c7fc2db9e9b23a30fbf38bcf695cb0886825befe33709387696213858be88d52", kill_on_drop: false }`
[INFO] [stderr]    Compiling pemel v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/macros.rs:8:15
[INFO] [stdout]     |
[INFO] [stdout]   8 |             | Expr::Log($lhs, $rhs)
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/expr.rs:385:13
[INFO] [stdout]     |
[INFO] [stdout] 385 |             Expr::Log(base, arg) => write!(f, "log({}, {})", base.to_string(), arg.to_string()),
[INFO] [stdout]     |             -------------------- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 396 |             expr_pat!(BINOP: lhs, rhs) => write!(
[INFO] [stdout]     |             -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `expr_pat` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "c7fc2db9e9b23a30fbf38bcf695cb0886825befe33709387696213858be88d52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7fc2db9e9b23a30fbf38bcf695cb0886825befe33709387696213858be88d52", kill_on_drop: false }`
[INFO] [stdout] c7fc2db9e9b23a30fbf38bcf695cb0886825befe33709387696213858be88d52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10a86de5bd0966f38c2152ed88d733131176785cebd9c51e5f7fea2b453747c6
[INFO] running `Command { std: "docker" "start" "-a" "10a86de5bd0966f38c2152ed88d733131176785cebd9c51e5f7fea2b453747c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling pemel v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/macros.rs:8:15
[INFO] [stdout]     |
[INFO] [stdout]   8 |             | Expr::Log($lhs, $rhs)
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/expr.rs:385:13
[INFO] [stdout]     |
[INFO] [stdout] 385 |             Expr::Log(base, arg) => write!(f, "log({}, {})", base.to_string(), arg.to_string()),
[INFO] [stdout]     |             -------------------- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 396 |             expr_pat!(BINOP: lhs, rhs) => write!(
[INFO] [stdout]     |             -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `expr_pat` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/macros.rs:8:15
[INFO] [stdout]     |
[INFO] [stdout]   8 |             | Expr::Log($lhs, $rhs)
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/expr.rs:385:13
[INFO] [stdout]     |
[INFO] [stdout] 385 |             Expr::Log(base, arg) => write!(f, "log({}, {})", base.to_string(), arg.to_string()),
[INFO] [stdout]     |             -------------------- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 396 |             expr_pat!(BINOP: lhs, rhs) => write!(
[INFO] [stdout]     |             -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `expr_pat` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "10a86de5bd0966f38c2152ed88d733131176785cebd9c51e5f7fea2b453747c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10a86de5bd0966f38c2152ed88d733131176785cebd9c51e5f7fea2b453747c6", kill_on_drop: false }`
[INFO] [stdout] 10a86de5bd0966f38c2152ed88d733131176785cebd9c51e5f7fea2b453747c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b15c1d09ed5e7c73da747bb7456d848c9c1683a51d476beeb8ec2d35cf158fb5
[INFO] running `Command { std: "docker" "start" "-a" "b15c1d09ed5e7c73da747bb7456d848c9c1683a51d476beeb8ec2d35cf158fb5", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable pattern
[INFO] [stdout] 
[INFO] [stderr]    --> src/macros.rs:8:15
[INFO] [stdout] running 14 tests
[INFO] [stderr]     |
[INFO] [stdout] test expr_test::abs ... ok
[INFO] [stderr]   8 |             | Expr::Log($lhs, $rhs)
[INFO] [stdout] test expr_test::approx_derivative ... ok
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/expr.rs:385:13
[INFO] [stderr]     |
[INFO] [stderr] 385 |             Expr::Log(base, arg) => write!(f, "log({}, {})", base.to_string(), arg.to_string()),
[INFO] [stderr]     |             -------------------- matches all the relevant values
[INFO] [stderr] ...
[INFO] [stderr] 396 |             expr_pat!(BINOP: lhs, rhs) => write!(
[INFO] [stderr]     |             -------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr]     = note: this warning originates in the macro `expr_pat` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `pemel` (lib) generated 1 warning
[INFO] [stderr] warning: `pemel` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pemel-0d5408f7c57847e7)
[INFO] [stdout] test expr_test::bad_syntax ... ok
[INFO] [stdout] test expr_test::const_expr_eval ... ok
[INFO] [stdout] test expr_test::derivative_function ... ok
[INFO] [stdout] test expr_test::display ... ok
[INFO] [stdout] test expr_test::derivative_multiple_vars ... ok
[INFO] [stdout] test expr_test::eval_error_in_parse ... ok
[INFO] [stdout] test expr_test::eval_with ... ok
[INFO] [stdout] test expr_test::goniometric ... ok
[INFO] [stdout] test expr_test::log ... ok
[INFO] [stdout] test expr_test::power ... ok
[INFO] [stdout] test expr_test::unrecognized_function ... ok
[INFO] [stdout] test expr_test::wrong_const_expr_eval ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pemel
[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" "b15c1d09ed5e7c73da747bb7456d848c9c1683a51d476beeb8ec2d35cf158fb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b15c1d09ed5e7c73da747bb7456d848c9c1683a51d476beeb8ec2d35cf158fb5", kill_on_drop: false }`
[INFO] [stdout] b15c1d09ed5e7c73da747bb7456d848c9c1683a51d476beeb8ec2d35cf158fb5