[INFO] fetching crate silkworm_syn 0.1.0-dev.1...
[INFO] testing silkworm_syn-0.1.0-dev.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate silkworm_syn 0.1.0-dev.1 into /workspace/builds/worker-24/source
[INFO] validating manifest of crates.io crate silkworm_syn 0.1.0-dev.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-24/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f9590580a92b3d04b25d80c9462b7cc91d3a5e8746066270e0e9a6f51aeedab
[INFO] running `Command { std: "docker" "start" "-a" "9f9590580a92b3d04b25d80c9462b7cc91d3a5e8746066270e0e9a6f51aeedab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f9590580a92b3d04b25d80c9462b7cc91d3a5e8746066270e0e9a6f51aeedab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f9590580a92b3d04b25d80c9462b7cc91d3a5e8746066270e0e9a6f51aeedab", kill_on_drop: false }`
[INFO] [stdout] 9f9590580a92b3d04b25d80c9462b7cc91d3a5e8746066270e0e9a6f51aeedab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2689db536ce5d9afca51b0d17252447b4af5886261bdb9738f848c0737ac4eb
[INFO] running `Command { std: "docker" "start" "-a" "f2689db536ce5d9afca51b0d17252447b4af5886261bdb9738f848c0737ac4eb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling arraydeque v0.4.5
[INFO] [stderr]    Compiling silkworm_sourcemap v0.1.0-dev.1
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]    Compiling typed-arena v2.0.1
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling hashbrown v0.7.2
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling silkworm_err v0.1.0-dev.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling silkworm_syn v0.1.0-dev.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.16s
[INFO] running `Command { std: "docker" "inspect" "f2689db536ce5d9afca51b0d17252447b4af5886261bdb9738f848c0737ac4eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2689db536ce5d9afca51b0d17252447b4af5886261bdb9738f848c0737ac4eb", kill_on_drop: false }`
[INFO] [stdout] f2689db536ce5d9afca51b0d17252447b4af5886261bdb9738f848c0737ac4eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 706c628add52423d78d933f612a854e806fdca8ef58eac9088da0752c8ed9691
[INFO] running `Command { std: "docker" "start" "-a" "706c628add52423d78d933f612a854e806fdca8ef58eac9088da0752c8ed9691", kill_on_drop: false }`
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling difference v2.0.0
[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 5.95s
[INFO] running `Command { std: "docker" "inspect" "706c628add52423d78d933f612a854e806fdca8ef58eac9088da0752c8ed9691", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "706c628add52423d78d933f612a854e806fdca8ef58eac9088da0752c8ed9691", kill_on_drop: false }`
[INFO] [stdout] 706c628add52423d78d933f612a854e806fdca8ef58eac9088da0752c8ed9691
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 52b67ec52ef0ef8d96d4430d70d7fa1251bf68ee17ad681a39f03c1dacca4895
[INFO] running `Command { std: "docker" "start" "-a" "52b67ec52ef0ef8d96d4430d70d7fa1251bf68ee17ad681a39f03c1dacca4895", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/silkworm_syn-2b9eb8fa8a65e283)
[INFO] [stdout] running 24 tests
[INFO] [stdout] test parse::block::tests::can_parse_custom_command ... ok
[INFO] [stdout] test parse::block::tests::can_parse_expr_command ... ok
[INFO] [stdout] test parse::block::tests::can_parse_hashtag ... 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_shortcut_option ... ok
[INFO] [stdout] test lex::tests::it_works_at_all ... ok
[INFO] [stdout] test parse::block::tests::can_parse_flow ... ok
[INFO] [stdout] test parse::block::tests::can_parse_stmt ... ok
[INFO] [stdout] test parse::expr::tests::can_parse_expr ... ok
[INFO] [stdout] test parse::expr::tests::can_parse_lit ... ok
[INFO] [stdout] test parse::expr::tests::can_parse_var ... ok
[INFO] [stdout] test parse::misc::tests::can_parse_path ... ok
[INFO] [stdout] test parse::node::tests::can_parse_file ... ok
[INFO] [stdout] test parse::node::tests::can_parse_node ... ok
[INFO] [stdout] test parse::node::tests::can_parse_node_header ... 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_format_func ... ok
[INFO] [stdout] test parse::pragma::tests::can_parse_pragma ... ok
[INFO] [stdout] test parse::str::tests::can_parse_str_segment_expr ... ok
[INFO] [stdout] test parse::str::tests::can_parse_str_segment_escapes ... 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" "52b67ec52ef0ef8d96d4430d70d7fa1251bf68ee17ad681a39f03c1dacca4895", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52b67ec52ef0ef8d96d4430d70d7fa1251bf68ee17ad681a39f03c1dacca4895", kill_on_drop: false }`
[INFO] [stdout] 52b67ec52ef0ef8d96d4430d70d7fa1251bf68ee17ad681a39f03c1dacca4895