[INFO] fetching crate tusk_lexer 0.4.7...
[INFO] testing tusk_lexer-0.4.7 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate tusk_lexer 0.4.7 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate tusk_lexer 0.4.7 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tusk_lexer 0.4.7
[INFO] finished tweaking crates.io crate tusk_lexer 0.4.7
[INFO] tweaked toml for crates.io crate tusk_lexer 0.4.7 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 139ce581042cb25b434db9ac0ab04782f1e688206685e60a6a7fb51127b48429
[INFO] running `Command { std: "docker" "start" "-a" "139ce581042cb25b434db9ac0ab04782f1e688206685e60a6a7fb51127b48429", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "139ce581042cb25b434db9ac0ab04782f1e688206685e60a6a7fb51127b48429", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "139ce581042cb25b434db9ac0ab04782f1e688206685e60a6a7fb51127b48429", kill_on_drop: false }`
[INFO] [stdout] 139ce581042cb25b434db9ac0ab04782f1e688206685e60a6a7fb51127b48429
[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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", 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] 6ca6e59af9db4b8091b32f9c282217b2297f547ae0f58fc908699a710671dd5a
[INFO] running `Command { std: "docker" "start" "-a" "6ca6e59af9db4b8091b32f9c282217b2297f547ae0f58fc908699a710671dd5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling beef v0.5.1
[INFO] [stderr]    Compiling text-size v1.1.0
[INFO] [stderr]    Compiling logos-derive v0.12.0
[INFO] [stderr]    Compiling logos v0.12.0
[INFO] [stderr]    Compiling tusk_lexer v0.4.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.77s
[INFO] running `Command { std: "docker" "inspect" "6ca6e59af9db4b8091b32f9c282217b2297f547ae0f58fc908699a710671dd5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ca6e59af9db4b8091b32f9c282217b2297f547ae0f58fc908699a710671dd5a", kill_on_drop: false }`
[INFO] [stdout] 6ca6e59af9db4b8091b32f9c282217b2297f547ae0f58fc908699a710671dd5a
[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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", 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] f358ec4e9906ee6bb3d01dc6677e7d9f0e7f39e114d100309e75fbfcaac4166a
[INFO] running `Command { std: "docker" "start" "-a" "f358ec4e9906ee6bb3d01dc6677e7d9f0e7f39e114d100309e75fbfcaac4166a", kill_on_drop: false }`
[INFO] [stderr]    Compiling tusk_lexer v0.4.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `tusk_lexer::Token`
[INFO] [stdout]  --> tests/lexer_test.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tusk_lexer::Token;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 2.69s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/tusk_lexer-458bddbc9c404b32)
[INFO] [stderr]   Executable tests/lexer_test.rs (/opt/rustwide/target/debug/deps/lexer_test-98fafc4c9d881a7d)
[INFO] running `Command { std: "docker" "inspect" "f358ec4e9906ee6bb3d01dc6677e7d9f0e7f39e114d100309e75fbfcaac4166a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f358ec4e9906ee6bb3d01dc6677e7d9f0e7f39e114d100309e75fbfcaac4166a", kill_on_drop: false }`
[INFO] [stdout] f358ec4e9906ee6bb3d01dc6677e7d9f0e7f39e114d100309e75fbfcaac4166a
[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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f3db3797867506fbc17be7622a6cb7ac9aff4678ffd8ab16c3db420d2bc5cca7
[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" "f3db3797867506fbc17be7622a6cb7ac9aff4678ffd8ab16c3db420d2bc5cca7", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `tusk_lexer::Token`
[INFO] [stderr]  --> tests/lexer_test.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use tusk_lexer::Token;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tusk_lexer` (test "lexer_test") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tusk_lexer-458bddbc9c404b32)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/lexer_test.rs (/opt/rustwide/target/debug/deps/lexer_test-98fafc4c9d881a7d)
[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] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test test_it_can_be_created ... ok
[INFO] [stdout] test test_it_can_produce_valid_keyword_tokens ... ok
[INFO] [stdout] test test_it_can_produce_valid_backslash_tokens ... ok
[INFO] [stdout] test test_it_can_produce_valid_comment_tokens ... ok
[INFO] [stdout] test test_it_can_produce_valid_variable_tokens ... ok
[INFO] [stdout] test test_it_can_produce_valid_numeric_tokens ... ok
[INFO] [stdout] test test_it_can_produce_valid_punctuation_tokens ... ok
[INFO] [stdout] test test_peek_does_move_real_internal_pointer ... ok
[INFO] [stdout] test test_it_can_produce_valid_identifier_tokens ... ok
[INFO] [stdout] test test_it_can_produce_valid_string_tokens ... ok
[INFO] [stderr]    Doc-tests tusk_lexer
[INFO] [stdout] test test_it_can_produce_valid_nullable_identifier_tokens ... ok
[INFO] [stdout] test test_it_can_produce_valid_operator_tokens ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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" "f3db3797867506fbc17be7622a6cb7ac9aff4678ffd8ab16c3db420d2bc5cca7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3db3797867506fbc17be7622a6cb7ac9aff4678ffd8ab16c3db420d2bc5cca7", kill_on_drop: false }`
[INFO] [stdout] f3db3797867506fbc17be7622a6cb7ac9aff4678ffd8ab16c3db420d2bc5cca7