[INFO] fetching crate tensor-calc 0.1.3...
[INFO] testing tensor-calc-0.1.3 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate tensor-calc 0.1.3 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate tensor-calc 0.1.3
[INFO] finished tweaking crates.io crate tensor-calc 0.1.3
[INFO] tweaked toml for crates.io crate tensor-calc 0.1.3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tensor-calc 0.1.3 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tensor-calc 0.1.3 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21a5943b2b584feb3d09a4c316e58d39d7b706b99aba96da894f1a6dceb696bf
[INFO] running `Command { std: "docker" "start" "-a" "21a5943b2b584feb3d09a4c316e58d39d7b706b99aba96da894f1a6dceb696bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21a5943b2b584feb3d09a4c316e58d39d7b706b99aba96da894f1a6dceb696bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21a5943b2b584feb3d09a4c316e58d39d7b706b99aba96da894f1a6dceb696bf", kill_on_drop: false }`
[INFO] [stdout] 21a5943b2b584feb3d09a4c316e58d39d7b706b99aba96da894f1a6dceb696bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9a19a5e706fc5dd1a8b2cdc096c78c063777757ff1bb9ac3205a3ac4a006663
[INFO] running `Command { std: "docker" "start" "-a" "a9a19a5e706fc5dd1a8b2cdc096c78c063777757ff1bb9ac3205a3ac4a006663", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling bytemuck v1.23.2
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling anstyle-query v1.1.4
[INFO] [stderr]    Compiling colorchoice v1.0.4
[INFO] [stderr]    Compiling anstyle v1.0.11
[INFO] [stderr]    Compiling clap_lex v0.7.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling anstyle-parse v0.2.7
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling safe_arch v0.7.4
[INFO] [stderr]    Compiling anstream v0.6.20
[INFO] [stderr]    Compiling clap_builder v4.5.47
[INFO] [stderr]    Compiling indexmap v2.11.0
[INFO] [stderr]    Compiling wide v0.7.33
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling simba v0.9.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling nalgebra-macros v0.2.2
[INFO] [stderr]    Compiling clap_derive v4.5.47
[INFO] [stderr]    Compiling regex v1.11.2
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling clap v4.5.47
[INFO] [stderr]    Compiling nalgebra v0.33.2
[INFO] [stderr]    Compiling tensor-calc v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 37.01s
[INFO] running `Command { std: "docker" "inspect" "a9a19a5e706fc5dd1a8b2cdc096c78c063777757ff1bb9ac3205a3ac4a006663", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9a19a5e706fc5dd1a8b2cdc096c78c063777757ff1bb9ac3205a3ac4a006663", kill_on_drop: false }`
[INFO] [stdout] a9a19a5e706fc5dd1a8b2cdc096c78c063777757ff1bb9ac3205a3ac4a006663
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ba3dcc61bd61d88631a1de00feb4056555a6c84de6646fa04d33e7326a8d99c
[INFO] running `Command { std: "docker" "start" "-a" "6ba3dcc61bd61d88631a1de00feb4056555a6c84de6646fa04d33e7326a8d99c", kill_on_drop: false }`
[INFO] [stderr]    Compiling tensor-calc v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.71s
[INFO] running `Command { std: "docker" "inspect" "6ba3dcc61bd61d88631a1de00feb4056555a6c84de6646fa04d33e7326a8d99c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ba3dcc61bd61d88631a1de00feb4056555a6c84de6646fa04d33e7326a8d99c", kill_on_drop: false }`
[INFO] [stdout] 6ba3dcc61bd61d88631a1de00feb4056555a6c84de6646fa04d33e7326a8d99c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f54d935c23a304f9e96240247f479269eeaeb55f2f6b6b10df20dc8968ca13db
[INFO] running `Command { std: "docker" "start" "-a" "f54d935c23a304f9e96240247f479269eeaeb55f2f6b6b10df20dc8968ca13db", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tensor_calc-55d9b65f05a72724)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test symbolic::tests::test_derivative ... ok
[INFO] [stdout] test symbolic::tests::test_simplify ... ok
[INFO] [stdout] test symbolic::tests::test_parse_power ... ok
[INFO] [stdout] test symbolic::tests::test_parse_simple ... ok
[INFO] [stdout] test einstein::tests::test_flrw_solution ... ok
[INFO] [stdout] test einstein::tests::test_schwarzschild_solution ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tensor_calc-4d37429a4ae470e2)
[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] [stderr]    Doc-tests tensor_calc
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.82s; merged doctests compilation took 0.73s
[INFO] running `Command { std: "docker" "inspect" "f54d935c23a304f9e96240247f479269eeaeb55f2f6b6b10df20dc8968ca13db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f54d935c23a304f9e96240247f479269eeaeb55f2f6b6b10df20dc8968ca13db", kill_on_drop: false }`
[INFO] [stdout] f54d935c23a304f9e96240247f479269eeaeb55f2f6b6b10df20dc8968ca13db