[INFO] fetching crate lrtable 0.10.2...
[INFO] testing lrtable-0.10.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate lrtable 0.10.2 into /workspace/builds/worker-64/source
[INFO] validating manifest of crates.io crate lrtable 0.10.2 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 lrtable 0.10.2
[INFO] finished tweaking crates.io crate lrtable 0.10.2
[INFO] tweaked toml for crates.io crate lrtable 0.10.2 written to /workspace/builds/worker-64/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] [stdout] 1e6095eac94c7b2b6b2b6f295c3cbaa1fe60e7f3ad8ea4546dddbc9843e84909
[INFO] running `Command { std: "docker" "start" "-a" "1e6095eac94c7b2b6b2b6f295c3cbaa1fe60e7f3ad8ea4546dddbc9843e84909", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e6095eac94c7b2b6b2b6f295c3cbaa1fe60e7f3ad8ea4546dddbc9843e84909", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e6095eac94c7b2b6b2b6f295c3cbaa1fe60e7f3ad8ea4546dddbc9843e84909", kill_on_drop: false }`
[INFO] [stdout] 1e6095eac94c7b2b6b2b6f295c3cbaa1fe60e7f3ad8ea4546dddbc9843e84909
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] 50b4ffb7afe9b0baba9a6790cafae8a170a561285a4438fa50f1f8c274569399
[INFO] running `Command { std: "docker" "start" "-a" "50b4ffb7afe9b0baba9a6790cafae8a170a561285a4438fa50f1f8c274569399", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling packedvec v1.2.4
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling vob v2.0.6
[INFO] [stderr]    Compiling sparsevec v0.1.3
[INFO] [stderr]    Compiling cfgrammar v0.10.2
[INFO] [stderr]    Compiling lrtable v0.10.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `final_state`
[INFO] [stdout]    --> src/lib/statetable.rs:137:5
[INFO] [stdout]     |
[INFO] [stdout] 137 |     final_state: StIdx,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.72s
[INFO] running `Command { std: "docker" "inspect" "50b4ffb7afe9b0baba9a6790cafae8a170a561285a4438fa50f1f8c274569399", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50b4ffb7afe9b0baba9a6790cafae8a170a561285a4438fa50f1f8c274569399", kill_on_drop: false }`
[INFO] [stdout] 50b4ffb7afe9b0baba9a6790cafae8a170a561285a4438fa50f1f8c274569399
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] 9652e5b9d63da0fdbb43a1789be5a5da6b621029be87cb63072defef1a12aac6
[INFO] running `Command { std: "docker" "start" "-a" "9652e5b9d63da0fdbb43a1789be5a5da6b621029be87cb63072defef1a12aac6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lrtable v0.10.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `final_state`
[INFO] [stdout]    --> src/lib/statetable.rs:137:5
[INFO] [stdout]     |
[INFO] [stdout] 137 |     final_state: StIdx,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.07s
[INFO] running `Command { std: "docker" "inspect" "9652e5b9d63da0fdbb43a1789be5a5da6b621029be87cb63072defef1a12aac6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9652e5b9d63da0fdbb43a1789be5a5da6b621029be87cb63072defef1a12aac6", kill_on_drop: false }`
[INFO] [stdout] 9652e5b9d63da0fdbb43a1789be5a5da6b621029be87cb63072defef1a12aac6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] 61a275b234c111d979335cd7459b8bff72b18f2a938e8327f38f71233adfc7ab
[INFO] running `Command { std: "docker" "start" "-a" "61a275b234c111d979335cd7459b8bff72b18f2a938e8327f38f71233adfc7ab", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: field is never read: `final_state`
[INFO] [stdout] running 18 tests
[INFO] [stderr]    --> src/lib/statetable.rs:137:5
[INFO] [stderr]     |
[INFO] [stderr] 137 |     final_state: StIdx,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `lrtable` (lib) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lrtable-a20bd02cbfe7f579)
[INFO] [stdout] test itemset::test::test_closure1_ecogrm ... ok
[INFO] [stdout] test itemset::test::test_closure1_grm3 ... ok
[INFO] [stdout] test itemset::test::test_dragon_grammar ... ok
[INFO] [stdout] test itemset::test::test_goto1 ... ok
[INFO] [stdout] test pager::test::test_vob_intersect ... ok
[INFO] [stdout] test statetable::test::test_default_shift_reduce ... ok
[INFO] [stdout] test statetable::test::test_default_reduce_reduce ... ok
[INFO] [stdout] test statetable::test::test_conflict_resolution ... ok
[INFO] [stdout] test pager::test::test_stategraph ... ok
[INFO] [stdout] test pager::test::test_pager_graph_core_states ... ok
[INFO] [stdout] test statetable::test::accept_reduce_conflict ... ok
[INFO] [stdout] test statetable::test::conflicts ... ok
[INFO] [stdout] test statetable::test::test_left_right_associativity ... ok
[INFO] [stdout] test statetable::test::test_left_associativity ... ok
[INFO] [stdout] test stategraph::test::test_statetable_core ... ok
[INFO] [stdout] test statetable::test::test_statetable ... ok
[INFO] [stdout] test statetable::test::test_left_right_nonassoc_associativity ... ok
[INFO] [stdout] test pager::test::test_pager_graph_and_gc ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.53s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lrtable
[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" "61a275b234c111d979335cd7459b8bff72b18f2a938e8327f38f71233adfc7ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61a275b234c111d979335cd7459b8bff72b18f2a938e8327f38f71233adfc7ab", kill_on_drop: false }`
[INFO] [stdout] 61a275b234c111d979335cd7459b8bff72b18f2a938e8327f38f71233adfc7ab