[INFO] fetching crate ucalc_lib 0.0.1...
[INFO] testing ucalc_lib-0.0.1 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate ucalc_lib 0.0.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate ucalc_lib 0.0.1
[INFO] finished tweaking crates.io crate ucalc_lib 0.0.1
[INFO] tweaked toml for crates.io crate ucalc_lib 0.0.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ucalc_lib 0.0.1 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ucalc_lib 0.0.1 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b5158767d102997225c43c57db4162650d3e81355d5d5cdd57d7e12a144de32
[INFO] running `Command { std: "docker" "start" "-a" "3b5158767d102997225c43c57db4162650d3e81355d5d5cdd57d7e12a144de32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b5158767d102997225c43c57db4162650d3e81355d5d5cdd57d7e12a144de32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b5158767d102997225c43c57db4162650d3e81355d5d5cdd57d7e12a144de32", kill_on_drop: false }`
[INFO] [stdout] 3b5158767d102997225c43c57db4162650d3e81355d5d5cdd57d7e12a144de32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abfa86f0ab01bf772eb5d07a0842e06d4f0f84af675e11b747f3eb50d97782d7
[INFO] running `Command { std: "docker" "start" "-a" "abfa86f0ab01bf772eb5d07a0842e06d4f0f84af675e11b747f3eb50d97782d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucalc_numbers v0.0.1
[INFO] [stderr]    Compiling ucalc_lib v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `if_let_guard` has been stable since 1.95.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(if_let_guard)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "abfa86f0ab01bf772eb5d07a0842e06d4f0f84af675e11b747f3eb50d97782d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abfa86f0ab01bf772eb5d07a0842e06d4f0f84af675e11b747f3eb50d97782d7", kill_on_drop: false }`
[INFO] [stdout] abfa86f0ab01bf772eb5d07a0842e06d4f0f84af675e11b747f3eb50d97782d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c3631cdcc3e444b7791b78f53e6dcacfeb6d642698d153534e9e607250fa5e7
[INFO] running `Command { std: "docker" "start" "-a" "1c3631cdcc3e444b7791b78f53e6dcacfeb6d642698d153534e9e607250fa5e7", kill_on_drop: false }`
[INFO] [stdout] warning: the feature `if_let_guard` has been stable since 1.95.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(if_let_guard)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ucalc_lib v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `if_let_guard` has been stable since 1.95.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(if_let_guard)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.04s
[INFO] running `Command { std: "docker" "inspect" "1c3631cdcc3e444b7791b78f53e6dcacfeb6d642698d153534e9e607250fa5e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c3631cdcc3e444b7791b78f53e6dcacfeb6d642698d153534e9e607250fa5e7", kill_on_drop: false }`
[INFO] [stdout] 1c3631cdcc3e444b7791b78f53e6dcacfeb6d642698d153534e9e607250fa5e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 212aa464941eedce141d130f4608260c54effbb66128eb5b47a0c34a701a2617
[INFO] running `Command { std: "docker" "start" "-a" "212aa464941eedce141d130f4608260c54effbb66128eb5b47a0c34a701a2617", kill_on_drop: false }`
[INFO] [stderr] warning: the feature `if_let_guard` has been stable since 1.95.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(if_let_guard)]
[INFO] [stderr]   |            ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ucalc_lib` (lib) generated 1 warning
[INFO] [stderr] warning: `ucalc_lib` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ucalc_lib-47195a3262e810f2)
[INFO] [stdout] 
[INFO] [stdout] running 57 tests
[INFO] [stdout] test tests::parse_add ... ok
[INFO] [stdout] test tests::parse_cbrt ... ok
[INFO] [stdout] test tests::parse_conj ... ok
[INFO] [stdout] test tests::parse_cos ... ok
[INFO] [stdout] test tests::parse_abs ... ok
[INFO] [stdout] test tests::parse_cosh ... ok
[INFO] [stdout] test tests::parse_div ... ok
[INFO] [stdout] test tests::parse_erf ... ok
[INFO] [stdout] test tests::parse_erfc ... ok
[INFO] [stdout] test tests::parse_acos ... ok
[INFO] [stdout] test tests::parse_arctan ... ok
[INFO] [stdout] test tests::parse_fact ... ok
[INFO] [stdout] test tests::parse_exp ... ok
[INFO] [stdout] test tests::parse_gamma ... ok
[INFO] [stdout] test tests::parse_ln ... ok
[INFO] [stdout] test tests::parse_neg ... ok
[INFO] [stdout] test tests::parse_mul ... ok
[INFO] [stdout] test tests::parse_order_of_operations ... ok
[INFO] [stdout] test tests::parse_number ... ok
[INFO] [stdout] test tests::parse_rem ... ok
[INFO] [stdout] test tests::parse_quadratic ... ok
[INFO] [stdout] test tests::parse_atan ... ok
[INFO] [stdout] test tests::parse_root ... ok
[INFO] [stdout] test tests::parse_sub ... ok
[INFO] [stdout] test tests::parse_recip ... ok
[INFO] [stdout] test tests::parse_tan ... ok
[INFO] [stdout] test tests::parse_max ... ok
[INFO] [stdout] test tests::parse_sinh ... ok
[INFO] [stdout] test tests::parse_sqrt ... ok
[INFO] [stdout] test tests::parse_min ... ok
[INFO] [stdout] test tests::parse_pow ... ok
[INFO] [stdout] test tests::parse_vars ... ok
[INFO] [stdout] test tests::parse_sin ... ok
[INFO] [stdout] test tests::test_custom_var ... ok
[INFO] [stdout] test tests::test_composed_functions ... ok
[INFO] [stdout] test tests::test_if ... ok
[INFO] [stdout] test tests::test_err ... ok
[INFO] [stdout] test tests::parse_tanh ... ok
[INFO] [stdout] test tests::test_poly_div ... ok
[INFO] [stdout] test tests::test_real ... ok
[INFO] [stdout] test tests::test_inner_functions ... ok
[INFO] [stdout] test tests::test_custom_functions ... ok
[INFO] [stdout] test tests::test_set ... ok
[INFO] [stdout] test tests::test_inner_fn ... ok
[INFO] [stdout] test tests::test_sum ... ok
[INFO] [stdout] test tests::test_subfactorial ... ok
[INFO] [stdout] test tests::test_iter ... ok
[INFO] [stdout] test tests::test_prod ... ok
[INFO] [stdout] test tests::test_recursion ... ok
[INFO] [stdout] test tests::test_tetration ... ok
[INFO] [stdout] test tests::test_fold ... ok
[INFO] [stdout] test tests::test_graph_vars ... ok
[INFO] [stdout] test tests::test_solve ... ok
[INFO] [stdout] test tests::parse_arg ... ok
[INFO] [stdout] test tests::parse_asin ... ok
[INFO] [stdout] test tests::test_ceil ... ok
[INFO] [stdout] test tests::test_cmp ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 57 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ucalc_lib
[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" "212aa464941eedce141d130f4608260c54effbb66128eb5b47a0c34a701a2617", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "212aa464941eedce141d130f4608260c54effbb66128eb5b47a0c34a701a2617", kill_on_drop: false }`
[INFO] [stdout] 212aa464941eedce141d130f4608260c54effbb66128eb5b47a0c34a701a2617
