[INFO] fetching crate fasteval 0.2.4...
[INFO] testing fasteval-0.2.4 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate fasteval 0.2.4 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate fasteval 0.2.4 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fasteval 0.2.4
[INFO] finished tweaking crates.io crate fasteval 0.2.4
[INFO] tweaked toml for crates.io crate fasteval 0.2.4 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate fasteval 0.2.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9177101dc75ee271f22a11931991528651a4dec344d7e5280d2ecf24701fb606
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9177101dc75ee271f22a11931991528651a4dec344d7e5280d2ecf24701fb606", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9177101dc75ee271f22a11931991528651a4dec344d7e5280d2ecf24701fb606", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9177101dc75ee271f22a11931991528651a4dec344d7e5280d2ecf24701fb606", kill_on_drop: false }`
[INFO] [stdout] 9177101dc75ee271f22a11931991528651a4dec344d7e5280d2ecf24701fb606
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a54565240d21f9f462ab360a381deb20b54705731a7680082489c1d37c67a775
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a54565240d21f9f462ab360a381deb20b54705731a7680082489c1d37c67a775", kill_on_drop: false }`
[INFO] [stderr]    Compiling fasteval v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.52s
[INFO] running `Command { std: "docker" "inspect" "a54565240d21f9f462ab360a381deb20b54705731a7680082489c1d37c67a775", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a54565240d21f9f462ab360a381deb20b54705731a7680082489c1d37c67a775", kill_on_drop: false }`
[INFO] [stdout] a54565240d21f9f462ab360a381deb20b54705731a7680082489c1d37c67a775
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a603dd3e106d1ce2f94f0ebb0bd3a33a21b14cc394d116b6d834f689ce19aa0f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a603dd3e106d1ce2f94f0ebb0bd3a33a21b14cc394d116b6d834f689ce19aa0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling fasteval v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.54s
[INFO] running `Command { std: "docker" "inspect" "a603dd3e106d1ce2f94f0ebb0bd3a33a21b14cc394d116b6d834f689ce19aa0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a603dd3e106d1ce2f94f0ebb0bd3a33a21b14cc394d116b6d834f689ce19aa0f", kill_on_drop: false }`
[INFO] [stdout] a603dd3e106d1ce2f94f0ebb0bd3a33a21b14cc394d116b6d834f689ce19aa0f
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f14677e670c8d6a20893c4a44bf991055ddb986d37088940d4880fd3da244d95
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f14677e670c8d6a20893c4a44bf991055ddb986d37088940d4880fd3da244d95", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fasteval-f1b31f608d985264
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test parser::internal_tests::rem_no_panic ... ok
[INFO] [stdout] test parser::internal_tests::priv_tests ... ok
[INFO] [stdout] test parser::internal_tests::util ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/compile-ea0f9ed33ddb7e93
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test basics ... ok
[INFO] [stdout] test custom_func ... ok
[INFO] [stdout] test eval_macro ... ok
[INFO] [stdout] test slab_overflow ... ok
[INFO] [stdout] test double_neg ... ok
[INFO] [stdout] test all_instrs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/eval-cc504e14bc1d0e32
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test aaa_aaa_sizes ... ok
[INFO] [stdout] test aaa_util ... ok
[INFO] [stdout] test aaa_aab_single ... ok
[INFO] [stdout] test corners ... ok
[INFO] [stdout] test evalns_cb_ownership ... ok
[INFO] [stdout] test custom_func ... ok
[INFO] [stdout] test eval ... ok
[INFO] [stdout] test aaa_basics ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/evalns-b1f1e070782e66af
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test cached_cb ... ok
[INFO] [stdout] test cb ... ok
[INFO] [stdout] test empty ... ok
[INFO] [stdout] test custom_vector_funcs ... ok
[INFO] [stdout] test layered_str_to_f64 ... ok
[INFO] [stdout] test str_to_cb ... ok
[INFO] [stdout] test str_to_f64 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ez-ab5c788598d32c39
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test ez ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/from_3rd-3d6e25d32fed562d
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test overflow_stack ... ok
[INFO] [stdout] test meval ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/from_go-b481bb99fc915da6
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test aaa_test_a ... ok
[INFO] [stdout] test aaa_test_b2 ... ok
[INFO] [stdout] test aaa_test_b1 ... ok
[INFO] [stdout] test aaa_test_b0 ... ok
[INFO] [stdout] test aaa_test_c1 ... ok
[INFO] [stdout] test aaa_test_d1 ... ok
[INFO] [stdout] test aaa_test_d0 ... ok
[INFO] [stdout] test aaa_test_g ... ok
[INFO] [stdout] test aaa_test_c0 ... ok
[INFO] [stdout] test aaa_test_h ... ok
[INFO] [stdout] test aaa_test_f ... ok
[INFO] [stdout] test aaa_test_k ... ok
[INFO] [stdout] test aaa_test_e ... ok
[INFO] [stdout] test aaa_test_i ... ok
[INFO] [stdout] test aaa_test_j ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/parse-9a1b7d4e7aaa021a
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test basics ... ok
[INFO] [stdout] test consts ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fasteval
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test src/lib.rs - (line 300) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 227) ... ok
[INFO] [stdout] test src/evalns.rs - evalns (line 24) ... ok
[INFO] [stdout] test src/lib.rs - (line 108) ... ok
[INFO] [stdout] test src/lib.rs - (line 335) ... ok
[INFO] [stdout] test src/evalns.rs - evalns (line 49) ... ok
[INFO] [stdout] test src/lib.rs - (line 139) ... ok
[INFO] [stdout] test src/evalns.rs - evalns (line 62) ... ok
[INFO] [stdout] test src/evalns.rs - evalns (line 36) ... ok
[INFO] [stdout] test src/lib.rs - (line 270) ... ok
[INFO] [stdout] test src/evalns.rs - evalns (line 114) ... ok
[INFO] [stdout] test src/slab.rs - slab::ParseSlab (line 164) ... FAILED
[INFO] [stdout] test src/evalns.rs - evalns (line 143) ... ok
[INFO] [stdout] test src/lib.rs - (line 161) ... ok
[INFO] [stdout] test src/evalns.rs - evalns (line 82) ... ok
[INFO] [stdout] test src/evalns.rs - evalns (line 98) ... ok
[INFO] [stdout] test src/slab.rs - slab (line 34) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 300) stdout ----
[INFO] [stdout] error[E0599]: no method named `add_unsafe_var` found for struct `fasteval::slab::ParseSlab` in the current scope
[INFO] [stdout]   --> src/lib.rs:314:22
[INFO] [stdout]    |
[INFO] [stdout] 16 |     unsafe { slab.ps.add_unsafe_var("deg".to_string(), &deg); } // `add_unsafe_var()` only exists if the `unsafe-vars` feature is enabled...
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^ method not found in `fasteval::slab::ParseSlab`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/slab.rs - slab::ParseSlab (line 164) stdout ----
[INFO] [stdout] error[E0599]: no method named `add_unsafe_var` found for struct `fasteval::slab::ParseSlab` in the current scope
[INFO] [stdout]   --> src/slab.rs:173:26
[INFO] [stdout]    |
[INFO] [stdout] 11 |     unsafe { slab_mut.ps.add_unsafe_var("bad".to_string(), &bad); }  // `add_unsafe_var()` only exists if the `unsafe-vars` feature is en...
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^ method not found in `fasteval::slab::ParseSlab`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `add_unsafe_var` found for struct `fasteval::slab::ParseSlab` in the current scope
[INFO] [stdout]   --> src/slab.rs:189:22
[INFO] [stdout]    |
[INFO] [stdout] 27 |     unsafe { slab.ps.add_unsafe_var("deg".to_string(), &deg); }  // `add_unsafe_var()` only exists if the `unsafe-vars` feature is enable...
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^ method not found in `fasteval::slab::ParseSlab`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 300)
[INFO] [stdout]     src/slab.rs - slab::ParseSlab (line 164)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 15 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "f14677e670c8d6a20893c4a44bf991055ddb986d37088940d4880fd3da244d95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f14677e670c8d6a20893c4a44bf991055ddb986d37088940d4880fd3da244d95", kill_on_drop: false }`
[INFO] [stdout] f14677e670c8d6a20893c4a44bf991055ddb986d37088940d4880fd3da244d95