[INFO] fetching crate lfsr 0.3.0...
[INFO] testing lfsr-0.3.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate lfsr 0.3.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate lfsr 0.3.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] aae2e935a310a186d8bbc5cf292115f859a59ffce427226bea758a51a77d5ab4
[INFO] running `Command { std: "docker" "start" "-a" "aae2e935a310a186d8bbc5cf292115f859a59ffce427226bea758a51a77d5ab4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aae2e935a310a186d8bbc5cf292115f859a59ffce427226bea758a51a77d5ab4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aae2e935a310a186d8bbc5cf292115f859a59ffce427226bea758a51a77d5ab4", kill_on_drop: false }`
[INFO] [stdout] aae2e935a310a186d8bbc5cf292115f859a59ffce427226bea758a51a77d5ab4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3cc16ee69e077e80f36f59e0ef853b71d8c854af703f343a96c1b74d54ce9421
[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" "3cc16ee69e077e80f36f59e0ef853b71d8c854af703f343a96c1b74d54ce9421", kill_on_drop: false }`
[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 [unoptimized + debuginfo] target(s) in 3.85s
[INFO] running `Command { std: "docker" "inspect" "3cc16ee69e077e80f36f59e0ef853b71d8c854af703f343a96c1b74d54ce9421", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cc16ee69e077e80f36f59e0ef853b71d8c854af703f343a96c1b74d54ce9421", kill_on_drop: false }`
[INFO] [stdout] 3cc16ee69e077e80f36f59e0ef853b71d8c854af703f343a96c1b74d54ce9421
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc5b06ab2734c63c6cbc006ac5eab35129e0f39a2723def790b2e5a92ca8b0c3
[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" "bc5b06ab2734c63c6cbc006ac5eab35129e0f39a2723def790b2e5a92ca8b0c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling lfsr v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `Command { std: "docker" "inspect" "bc5b06ab2734c63c6cbc006ac5eab35129e0f39a2723def790b2e5a92ca8b0c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc5b06ab2734c63c6cbc006ac5eab35129e0f39a2723def790b2e5a92ca8b0c3", kill_on_drop: false }`
[INFO] [stdout] bc5b06ab2734c63c6cbc006ac5eab35129e0f39a2723def790b2e5a92ca8b0c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a686ed9b90a4c0e1423df0c86646df50e0142fa235f2efd9f6ba270e74408451
[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" "a686ed9b90a4c0e1423df0c86646df50e0142fa235f2efd9f6ba270e74408451", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lfsr-a42307b4358952d1)
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::galois32_first_states ... ok
[INFO] [stdout] test tests::lookup_direct ... ok
[INFO] [stdout] test tests::lookup_inside_range ... ok
[INFO] [stdout] test tests::lookup_out_of_range ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | 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:8:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | searching_lfsr_lookup!(galois32_lookup, galois::Galois32, 10, 20, 5);
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing one of these items:
[INFO] [stdout]           lfsr::searching_lfsr_lookup
[INFO] [stdout]           lfsr_macro_lookup::searching_lfsr_lookup
[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] 8 | searching_lfsr_lookup!(galois32_lookup_big, galois::Galois32, 99_999_000, 100_001_000, 100);
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing one of these items:
[INFO] [stdout]           lfsr::searching_lfsr_lookup
[INFO] [stdout]           lfsr_macro_lookup::searching_lfsr_lookup
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `direct_lfsr_lookup` in this scope
[INFO] [stdout]  --> src/lib.rs:10:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | direct_lfsr_lookup!(galois16_direct_lookup, galois::Galois16);
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing one of these items:
[INFO] [stdout]           lfsr::direct_lfsr_lookup
[INFO] [stdout]           lfsr_macro_lookup::direct_lfsr_lookup
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `galois32_lookup` in this scope
[INFO] [stdout]   --> src/lib.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 15 |     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:21:16
[INFO] [stdout]    |
[INFO] [stdout] 20 |     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:26:16
[INFO] [stdout]    |
[INFO] [stdout] 25 |     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:31:16
[INFO] [stdout]    |
[INFO] [stdout] 30 |     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:36:16
[INFO] [stdout]    |
[INFO] [stdout] 35 |     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:41:16
[INFO] [stdout]    |
[INFO] [stdout] 40 |     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:46:16
[INFO] [stdout]    |
[INFO] [stdout] 45 |     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:51:16
[INFO] [stdout]    |
[INFO] [stdout] 50 |     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:56:16
[INFO] [stdout]    |
[INFO] [stdout] 55 |     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:60:16
[INFO] [stdout]    |
[INFO] [stdout] 59 |     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 0.31s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "a686ed9b90a4c0e1423df0c86646df50e0142fa235f2efd9f6ba270e74408451", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a686ed9b90a4c0e1423df0c86646df50e0142fa235f2efd9f6ba270e74408451", kill_on_drop: false }`
[INFO] [stdout] a686ed9b90a4c0e1423df0c86646df50e0142fa235f2efd9f6ba270e74408451