[INFO] fetching crate lfsr 0.3.0...
[INFO] testing lfsr-0.3.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate lfsr 0.3.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate lfsr 0.3.0
[INFO] finished tweaking crates.io crate lfsr 0.3.0
[INFO] tweaked toml for crates.io crate lfsr 0.3.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lfsr 0.3.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc596348dcba14c586b481ab3b64a524b6daa23098f69545ee30e595e41655c1
[INFO] running `Command { std: "docker" "start" "-a" "dc596348dcba14c586b481ab3b64a524b6daa23098f69545ee30e595e41655c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc596348dcba14c586b481ab3b64a524b6daa23098f69545ee30e595e41655c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc596348dcba14c586b481ab3b64a524b6daa23098f69545ee30e595e41655c1", kill_on_drop: false }`
[INFO] [stdout] dc596348dcba14c586b481ab3b64a524b6daa23098f69545ee30e595e41655c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 538a2099de6f8ad3eab495df28d1c71877c31beac50e342375c3ddf9ca16a717
[INFO] running `Command { std: "docker" "start" "-a" "538a2099de6f8ad3eab495df28d1c71877c31beac50e342375c3ddf9ca16a717", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling lfsr-base v0.3.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling lfsr-macro-generate v0.3.0
[INFO] [stderr]    Compiling lfsr-instances v0.3.0
[INFO] [stderr]    Compiling lfsr-macro-lookup v0.3.0
[INFO] [stderr]    Compiling lfsr v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.90s
[INFO] running `Command { std: "docker" "inspect" "538a2099de6f8ad3eab495df28d1c71877c31beac50e342375c3ddf9ca16a717", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "538a2099de6f8ad3eab495df28d1c71877c31beac50e342375c3ddf9ca16a717", kill_on_drop: false }`
[INFO] [stdout] 538a2099de6f8ad3eab495df28d1c71877c31beac50e342375c3ddf9ca16a717
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5aa2a29618ab37d5229d7a25d6d68c0ff76d25585a4a16aac3e5105df1f4a605
[INFO] running `Command { std: "docker" "start" "-a" "5aa2a29618ab37d5229d7a25d6d68c0ff76d25585a4a16aac3e5105df1f4a605", kill_on_drop: false }`
[INFO] [stderr]    Compiling lfsr v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "5aa2a29618ab37d5229d7a25d6d68c0ff76d25585a4a16aac3e5105df1f4a605", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5aa2a29618ab37d5229d7a25d6d68c0ff76d25585a4a16aac3e5105df1f4a605", kill_on_drop: false }`
[INFO] [stdout] 5aa2a29618ab37d5229d7a25d6d68c0ff76d25585a4a16aac3e5105df1f4a605
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 21668ec9dcf47009591a1f04e63b5a684f35656f206d8952bdca618a7dc5f08f
[INFO] running `Command { std: "docker" "start" "-a" "21668ec9dcf47009591a1f04e63b5a684f35656f206d8952bdca618a7dc5f08f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lfsr-15b4571d34b39186)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::galois32_first_states ... ok
[INFO] [stdout] test tests::lookup_out_of_range ... ok
[INFO] [stdout] test tests::lookup_inside_range ... ok
[INFO] [stdout] test tests::lookup_direct ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lfsr
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 3) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 3) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `lfsr::lfsr_lookup`
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use lfsr::lfsr_lookup;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^ no `lfsr_lookup` in the root
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `searching_lfsr_lookup` in this scope
[INFO] [stdout]  --> src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | searching_lfsr_lookup!(galois32_lookup, galois::Galois32, 10, 20, 5);
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these macros
[INFO] [stdout]   |
[INFO] [stdout] 5 + use lfsr::searching_lfsr_lookup;
[INFO] [stdout]   |
[INFO] [stdout] 5 + use lfsr_macro_lookup::searching_lfsr_lookup;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `searching_lfsr_lookup` in this scope
[INFO] [stdout]   --> src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | searching_lfsr_lookup!(galois32_lookup_big, galois::Galois32, 99_999_000, 100_001_000, 100);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these macros
[INFO] [stdout]    |
[INFO] [stdout]  5 + use lfsr::searching_lfsr_lookup;
[INFO] [stdout]    |
[INFO] [stdout]  5 + use lfsr_macro_lookup::searching_lfsr_lookup;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `direct_lfsr_lookup` in this scope
[INFO] [stdout]   --> src/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | direct_lfsr_lookup!(galois16_direct_lookup, galois::Galois16);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these macros
[INFO] [stdout]    |
[INFO] [stdout]  5 + use lfsr::direct_lfsr_lookup;
[INFO] [stdout]    |
[INFO] [stdout]  5 + use lfsr_macro_lookup::direct_lfsr_lookup;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `galois32_lookup` in this scope
[INFO] [stdout]   --> src/lib.rs:17:16
[INFO] [stdout]    |
[INFO] [stdout] 17 |     assert_eq!(galois32_lookup(&lfsr), None);
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `galois32_lookup` in this scope
[INFO] [stdout]   --> src/lib.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 |     assert_eq!(galois32_lookup(&lfsr), None);
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `galois32_lookup` in this scope
[INFO] [stdout]   --> src/lib.rs:27:16
[INFO] [stdout]    |
[INFO] [stdout] 27 |     assert_eq!(galois32_lookup(&lfsr), Some(10));
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `galois32_lookup` in this scope
[INFO] [stdout]   --> src/lib.rs:32:16
[INFO] [stdout]    |
[INFO] [stdout] 32 |     assert_eq!(galois32_lookup(&lfsr), Some(17));
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `galois32_lookup` in this scope
[INFO] [stdout]   --> src/lib.rs:37:16
[INFO] [stdout]    |
[INFO] [stdout] 37 |     assert_eq!(galois32_lookup(&lfsr), None);
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `galois16_direct_lookup` in this scope
[INFO] [stdout]   --> src/lib.rs:42:16
[INFO] [stdout]    |
[INFO] [stdout] 42 |     assert_eq!(galois16_direct_lookup(&lfsr), 0);
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `galois16_direct_lookup` in this scope
[INFO] [stdout]   --> src/lib.rs:47:16
[INFO] [stdout]    |
[INFO] [stdout] 47 |     assert_eq!(galois16_direct_lookup(&lfsr), 10);
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `galois16_direct_lookup` in this scope
[INFO] [stdout]   --> src/lib.rs:52:16
[INFO] [stdout]    |
[INFO] [stdout] 52 |     assert_eq!(galois16_direct_lookup(&lfsr), 11);
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `galois16_direct_lookup` in this scope
[INFO] [stdout]   --> src/lib.rs:57:16
[INFO] [stdout]    |
[INFO] [stdout] 57 |     assert_eq!(galois16_direct_lookup(&lfsr), 65534);
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `galois16_direct_lookup` in this scope
[INFO] [stdout]   --> src/lib.rs:61:16
[INFO] [stdout]    |
[INFO] [stdout] 61 |     assert_eq!(galois16_direct_lookup(&lfsr), 0);
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 14 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 3)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "21668ec9dcf47009591a1f04e63b5a684f35656f206d8952bdca618a7dc5f08f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21668ec9dcf47009591a1f04e63b5a684f35656f206d8952bdca618a7dc5f08f", kill_on_drop: false }`
[INFO] [stdout] 21668ec9dcf47009591a1f04e63b5a684f35656f206d8952bdca618a7dc5f08f