[INFO] fetching crate silkworm_syn 0.1.0-dev.1...
[INFO] testing silkworm_syn-0.1.0-dev.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate silkworm_syn 0.1.0-dev.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate silkworm_syn 0.1.0-dev.1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded typed-arena v2.0.1
[INFO] [stderr]   Downloaded silkworm_err v0.1.0-dev.1
[INFO] [stderr]   Downloaded silkworm_sourcemap v0.1.0-dev.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45a81e466799919dbcb217c2e52fa2afbe9ad3f8c4e1dc61b9a3f590429b6ab3
[INFO] running `Command { std: "docker" "start" "-a" "45a81e466799919dbcb217c2e52fa2afbe9ad3f8c4e1dc61b9a3f590429b6ab3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45a81e466799919dbcb217c2e52fa2afbe9ad3f8c4e1dc61b9a3f590429b6ab3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45a81e466799919dbcb217c2e52fa2afbe9ad3f8c4e1dc61b9a3f590429b6ab3", kill_on_drop: false }`
[INFO] [stdout] 45a81e466799919dbcb217c2e52fa2afbe9ad3f8c4e1dc61b9a3f590429b6ab3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be4be2ad59995d1a7413559a154638620915009227f89be7a67f6008e4bf4062
[INFO] running `Command { std: "docker" "start" "-a" "be4be2ad59995d1a7413559a154638620915009227f89be7a67f6008e4bf4062", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling arraydeque v0.4.5
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling silkworm_sourcemap v0.1.0-dev.1
[INFO] [stderr]    Compiling typed-arena v2.0.1
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling hashbrown v0.7.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling thiserror v1.0.30
[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 26.08s
[INFO] running `Command { std: "docker" "inspect" "be4be2ad59995d1a7413559a154638620915009227f89be7a67f6008e4bf4062", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be4be2ad59995d1a7413559a154638620915009227f89be7a67f6008e4bf4062", kill_on_drop: false }`
[INFO] [stdout] be4be2ad59995d1a7413559a154638620915009227f89be7a67f6008e4bf4062
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8ec85de25a8acc72884abac71cdf9c03dcb34f4788e758829acf3ef7b7a5f72
[INFO] running `Command { std: "docker" "start" "-a" "c8ec85de25a8acc72884abac71cdf9c03dcb34f4788e758829acf3ef7b7a5f72", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[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 6.67s
[INFO] running `Command { std: "docker" "inspect" "c8ec85de25a8acc72884abac71cdf9c03dcb34f4788e758829acf3ef7b7a5f72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8ec85de25a8acc72884abac71cdf9c03dcb34f4788e758829acf3ef7b7a5f72", kill_on_drop: false }`
[INFO] [stdout] c8ec85de25a8acc72884abac71cdf9c03dcb34f4788e758829acf3ef7b7a5f72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d6fcf04b27a2cb9724b192ed4764ee691ecd11b1d7787a79aeb4862cf7dfc2a4
[INFO] running `Command { std: "docker" "start" "-a" "d6fcf04b27a2cb9724b192ed4764ee691ecd11b1d7787a79aeb4862cf7dfc2a4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/silkworm_syn-2b9eb8fa8a65e283)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test lex::tests::it_works_at_all ... ok
[INFO] [stdout] test parse::block::tests::can_parse_set_command ... ok
[INFO] [stdout] test parse::block::tests::can_parse_expr_command ... ok
[INFO] [stdout] test parse::block::tests::can_parse_if_command ... ok
[INFO] [stdout] test parse::block::tests::can_parse_custom_command ... ok
[INFO] [stdout] test parse::block::tests::can_parse_hashtag ... ok
[INFO] [stdout] test parse::block::tests::can_parse_shortcut_option ... ok
[INFO] [stdout] test parse::expr::tests::can_parse_expr ... ok
[INFO] [stdout] test parse::block::tests::can_parse_stmt ... ok
[INFO] [stdout] test parse::str::tests::can_parse_str_segment_text ... ok
[INFO] [stdout] test parse::misc::tests::can_parse_path ... ok
[INFO] [stdout] test symbol::pin_buf::tests::can_push_strings ... ok
[INFO] [stdout] test parse::pragma::tests::can_parse_meta ... ok
[INFO] [stdout] test parse::node::tests::can_parse_node_header ... ok
[INFO] [stdout] test parse::node::tests::can_parse_node ... 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::block::tests::can_parse_flow ... ok
[INFO] [stdout] test symbol::tests::can_intern_symbols ... ok
[INFO] [stdout] test parse::pragma::tests::can_parse_pragma ... ok
[INFO] [stdout] test parse::expr::tests::can_parse_lit ... ok
[INFO] [stderr]    Doc-tests silkworm_syn
[INFO] [stdout] test parse::expr::tests::can_parse_var ... ok
[INFO] [stdout] test parse::str::tests::can_parse_str_segment_escapes ... ok
[INFO] [stdout] test parse::node::tests::can_parse_file ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[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" "d6fcf04b27a2cb9724b192ed4764ee691ecd11b1d7787a79aeb4862cf7dfc2a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6fcf04b27a2cb9724b192ed4764ee691ecd11b1d7787a79aeb4862cf7dfc2a4", kill_on_drop: false }`
[INFO] [stdout] d6fcf04b27a2cb9724b192ed4764ee691ecd11b1d7787a79aeb4862cf7dfc2a4