[INFO] fetching crate silkworm_syn 0.1.0-dev.1...
[INFO] testing silkworm_syn-0.1.0-dev.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate silkworm_syn 0.1.0-dev.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate silkworm_syn 0.1.0-dev.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate silkworm_syn 0.1.0-dev.1
[INFO] finished tweaking crates.io crate silkworm_syn 0.1.0-dev.1
[INFO] tweaked toml for crates.io crate silkworm_syn 0.1.0-dev.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded output_vt100 v0.1.2
[INFO] [stderr]   Downloaded arraydeque v0.4.5
[INFO] [stderr]   Downloaded silkworm_err v0.1.0-dev.1
[INFO] [stderr]   Downloaded pretty_assertions v0.6.1
[INFO] [stderr]   Downloaded silkworm_sourcemap v0.1.0-dev.1
[INFO] [stderr]   Downloaded typed-arena v2.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c2043a00fd2de04a4781c1a1dc28b2bb446471723da966f1657261efdd16e548
[INFO] running `Command { std: "docker" "start" "-a" "c2043a00fd2de04a4781c1a1dc28b2bb446471723da966f1657261efdd16e548", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2043a00fd2de04a4781c1a1dc28b2bb446471723da966f1657261efdd16e548", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2043a00fd2de04a4781c1a1dc28b2bb446471723da966f1657261efdd16e548", kill_on_drop: false }`
[INFO] [stdout] c2043a00fd2de04a4781c1a1dc28b2bb446471723da966f1657261efdd16e548
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16971d17c202b19309cb96d6418016bbefd36d1895ddcf5fcc98a2b3f20163c6
[INFO] running `Command { std: "docker" "start" "-a" "16971d17c202b19309cb96d6418016bbefd36d1895ddcf5fcc98a2b3f20163c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling arraydeque v0.4.5
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]    Compiling typed-arena v2.0.1
[INFO] [stderr]    Compiling silkworm_sourcemap v0.1.0-dev.1
[INFO] [stderr]    Compiling hashbrown v0.7.2
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling silkworm_err v0.1.0-dev.1
[INFO] [stderr]    Compiling silkworm_syn v0.1.0-dev.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.55s
[INFO] running `Command { std: "docker" "inspect" "16971d17c202b19309cb96d6418016bbefd36d1895ddcf5fcc98a2b3f20163c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16971d17c202b19309cb96d6418016bbefd36d1895ddcf5fcc98a2b3f20163c6", kill_on_drop: false }`
[INFO] [stdout] 16971d17c202b19309cb96d6418016bbefd36d1895ddcf5fcc98a2b3f20163c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0397aacc1c37d3911ddce1b2b9027a488efadfc2ae95b7e1e30117c3a7a36c5
[INFO] running `Command { std: "docker" "start" "-a" "b0397aacc1c37d3911ddce1b2b9027a488efadfc2ae95b7e1e30117c3a7a36c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stderr]    Compiling silkworm_syn v0.1.0-dev.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.44s
[INFO] running `Command { std: "docker" "inspect" "b0397aacc1c37d3911ddce1b2b9027a488efadfc2ae95b7e1e30117c3a7a36c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0397aacc1c37d3911ddce1b2b9027a488efadfc2ae95b7e1e30117c3a7a36c5", kill_on_drop: false }`
[INFO] [stdout] b0397aacc1c37d3911ddce1b2b9027a488efadfc2ae95b7e1e30117c3a7a36c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4f957ac423f0c7d8073b8122ebf5055cfcd37e491cd1fd4c258905478688d4c7
[INFO] running `Command { std: "docker" "start" "-a" "4f957ac423f0c7d8073b8122ebf5055cfcd37e491cd1fd4c258905478688d4c7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/silkworm_syn-8aef468806dbe961)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test parse::block::tests::can_parse_custom_command ... ok
[INFO] [stdout] test lex::tests::it_works_at_all ... ok
[INFO] [stdout] test parse::block::tests::can_parse_hashtag ... ok
[INFO] [stdout] test parse::block::tests::can_parse_expr_command ... ok
[INFO] [stdout] test parse::block::tests::can_parse_shortcut_option ... ok
[INFO] [stdout] test parse::block::tests::can_parse_if_command ... ok
[INFO] [stdout] test parse::block::tests::can_parse_set_command ... ok
[INFO] [stdout] test parse::block::tests::can_parse_flow ... ok
[INFO] [stdout] test parse::expr::tests::can_parse_lit ... ok
[INFO] [stdout] test parse::expr::tests::can_parse_expr ... ok
[INFO] [stdout] test parse::expr::tests::can_parse_var ... ok
[INFO] [stdout] test parse::node::tests::can_parse_node ... ok
[INFO] [stdout] test parse::block::tests::can_parse_stmt ... ok
[INFO] [stdout] test parse::node::tests::can_parse_node_header ... ok
[INFO] [stdout] test parse::node::tests::can_parse_file ... ok
[INFO] [stdout] test parse::misc::tests::can_parse_path ... ok
[INFO] [stdout] test parse::pragma::tests::can_parse_meta ... ok
[INFO] [stdout] test parse::str::tests::can_parse_str_segment_text ... ok
[INFO] [stdout] test symbol::pin_buf::tests::can_push_strings ... ok
[INFO] [stdout] test symbol::tests::can_intern_symbols ... ok
[INFO] [stdout] test parse::str::tests::can_parse_str_segment_expr ... ok
[INFO] [stdout] test parse::str::tests::can_parse_str_segment_format_func ... ok
[INFO] [stdout] test parse::str::tests::can_parse_str_segment_escapes ... ok
[INFO] [stdout] test parse::pragma::tests::can_parse_pragma ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests silkworm_syn
[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" "4f957ac423f0c7d8073b8122ebf5055cfcd37e491cd1fd4c258905478688d4c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f957ac423f0c7d8073b8122ebf5055cfcd37e491cd1fd4c258905478688d4c7", kill_on_drop: false }`
[INFO] [stdout] 4f957ac423f0c7d8073b8122ebf5055cfcd37e491cd1fd4c258905478688d4c7