[INFO] fetching crate ucg 0.7.2...
[INFO] building ucg-0.7.2 against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] extracting crate ucg 0.7.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate ucg 0.7.2 on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ucg 0.7.2
[INFO] finished tweaking crates.io crate ucg 0.7.2
[INFO] tweaked toml for crates.io crate ucg 0.7.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate ucg 0.7.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bfeeb6bdce2d4dbabef05de3649ea314569ad9a537216ae8fe718c2995da457f
[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" "bfeeb6bdce2d4dbabef05de3649ea314569ad9a537216ae8fe718c2995da457f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfeeb6bdce2d4dbabef05de3649ea314569ad9a537216ae8fe718c2995da457f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfeeb6bdce2d4dbabef05de3649ea314569ad9a537216ae8fe718c2995da457f", kill_on_drop: false }`
[INFO] [stdout] bfeeb6bdce2d4dbabef05de3649ea314569ad9a537216ae8fe718c2995da457f
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d9881eed0ba903c88805dcfbd0405e1ec844c2460021cb9d34a55e13cfb3040
[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" "2d9881eed0ba903c88805dcfbd0405e1ec844c2460021cb9d34a55e13cfb3040", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.59
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling same-file v1.0.4
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling nix v0.13.1
[INFO] [stderr]    Compiling log v0.4.7
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v1.1.9
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling dtoa v0.4.4
[INFO] [stderr]    Compiling utf8-ranges v1.0.3
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling abortable_parser v0.2.3
[INFO] [stderr]    Compiling simple-error v0.1.12
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]    Compiling regex-syntax v0.6.8
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling walkdir v2.2.8
[INFO] [stderr]    Compiling aho-corasick v0.7.4
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling term_size v0.3.1
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling textwrap v0.8.0
[INFO] [stderr]    Compiling ucg v0.7.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling clap v2.26.2
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling serde_yaml v0.8.17
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling rustyline v4.1.0
[INFO] [stdout] warning: field is never read: `last_line`
[INFO] [stdout]   --> src/ast/printer/mod.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     last_line: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sep`
[INFO] [stdout]   --> src/convert/flags.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     sep: &'static str,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.68s
[INFO] running `Command { std: "docker" "inspect" "2d9881eed0ba903c88805dcfbd0405e1ec844c2460021cb9d34a55e13cfb3040", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d9881eed0ba903c88805dcfbd0405e1ec844c2460021cb9d34a55e13cfb3040", kill_on_drop: false }`
[INFO] [stdout] 2d9881eed0ba903c88805dcfbd0405e1ec844c2460021cb9d34a55e13cfb3040
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "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] f8d54fe2888e5879834aa43944d10a1b51d60126f85a3c0ac28744a0eaa4a6d6
[INFO] running `Command { std: "docker" "start" "-a" "f8d54fe2888e5879834aa43944d10a1b51d60126f85a3c0ac28744a0eaa4a6d6", kill_on_drop: false }`
[INFO] [stdout] warning: field is never read: `last_line`
[INFO] [stdout]   --> src/ast/printer/mod.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     last_line: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sep`
[INFO] [stdout]   --> src/convert/flags.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     sep: &'static str,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bencher v0.1.5
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ucg v0.7.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: couldn't read src/build/../../integration_tests/tuple_test.ucg: No such file or directory (os error 2)
[INFO] [stdout]   --> src/build/compile_test.rs:83:18
[INFO] [stdout]    |
[INFO] [stdout] 83 |     assert_build(include_str!("../../integration_tests/tuple_test.ucg"));
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read src/build/../../integration_tests/list_test.ucg: No such file or directory (os error 2)
[INFO] [stdout]   --> src/build/compile_test.rs:88:18
[INFO] [stdout]    |
[INFO] [stdout] 88 |     assert_build(include_str!("../../integration_tests/list_test.ucg"));
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read src/build/../../integration_tests/comparisons_test.ucg: No such file or directory (os error 2)
[INFO] [stdout]   --> src/build/compile_test.rs:93:18
[INFO] [stdout]    |
[INFO] [stdout] 93 |     assert_build(include_str!("../../integration_tests/comparisons_test.ucg"));
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read src/build/../../integration_tests/func_test.ucg: No such file or directory (os error 2)
[INFO] [stdout]   --> src/build/compile_test.rs:98:18
[INFO] [stdout]    |
[INFO] [stdout] 98 |     assert_build(include_str!("../../integration_tests/func_test.ucg"));
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read src/build/../../integration_tests/modules_test.ucg: No such file or directory (os error 2)
[INFO] [stdout]    --> src/build/compile_test.rs:103:18
[INFO] [stdout]     |
[INFO] [stdout] 103 |     assert_build(include_str!("../../integration_tests/modules_test.ucg"));
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read src/build/../../integration_tests/selectors_test.ucg: No such file or directory (os error 2)
[INFO] [stdout]    --> src/build/compile_test.rs:108:18
[INFO] [stdout]     |
[INFO] [stdout] 108 |     assert_build(include_str!("../../integration_tests/selectors_test.ucg"));
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read src/build/../../integration_tests/empty_test.ucg: No such file or directory (os error 2)
[INFO] [stdout]    --> src/build/compile_test.rs:113:18
[INFO] [stdout]     |
[INFO] [stdout] 113 |     assert_build(include_str!("../../integration_tests/empty_test.ucg"));
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read src/build/../../integration_tests/select_expressions_test.ucg: No such file or directory (os error 2)
[INFO] [stdout]    --> src/build/compile_test.rs:118:18
[INFO] [stdout]     |
[INFO] [stdout] 118 |       assert_build(include_str!(
[INFO] [stdout]     |  __________________^
[INFO] [stdout] 119 | |         "../../integration_tests/select_expressions_test.ucg"
[INFO] [stdout] 120 | |     ));
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read src/build/../../integration_tests/operator_precedence_test.ucg: No such file or directory (os error 2)
[INFO] [stdout]    --> src/build/compile_test.rs:125:18
[INFO] [stdout]     |
[INFO] [stdout] 125 |       assert_build(include_str!(
[INFO] [stdout]     |  __________________^
[INFO] [stdout] 126 | |         "../../integration_tests/operator_precedence_test.ucg"
[INFO] [stdout] 127 | |     ));
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read src/build/../../integration_tests/functional_processing_test.ucg: No such file or directory (os error 2)
[INFO] [stdout]    --> src/build/compile_test.rs:132:18
[INFO] [stdout]     |
[INFO] [stdout] 132 |       assert_build(include_str!(
[INFO] [stdout]     |  __________________^
[INFO] [stdout] 133 | |         "../../integration_tests/functional_processing_test.ucg"
[INFO] [stdout] 134 | |     ));
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read src/build/../../integration_tests/concatenation_test.ucg: No such file or directory (os error 2)
[INFO] [stdout]    --> src/build/compile_test.rs:139:18
[INFO] [stdout]     |
[INFO] [stdout] 139 |       assert_build(include_str!(
[INFO] [stdout]     |  __________________^
[INFO] [stdout] 140 | |         "../../integration_tests/concatenation_test.ucg"
[INFO] [stdout] 141 | |     ));
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read src/build/../../integration_tests/format_test.ucg: No such file or directory (os error 2)
[INFO] [stdout]    --> src/build/compile_test.rs:146:18
[INFO] [stdout]     |
[INFO] [stdout] 146 |     assert_build(include_str!("../../integration_tests/format_test.ucg"));
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read src/build/../../integration_tests/types_test.ucg: No such file or directory (os error 2)
[INFO] [stdout]    --> src/build/compile_test.rs:151:18
[INFO] [stdout]     |
[INFO] [stdout] 151 |     assert_build(include_str!("../../integration_tests/types_test.ucg"));
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 13 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ucg`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "f8d54fe2888e5879834aa43944d10a1b51d60126f85a3c0ac28744a0eaa4a6d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8d54fe2888e5879834aa43944d10a1b51d60126f85a3c0ac28744a0eaa4a6d6", kill_on_drop: false }`
[INFO] [stdout] f8d54fe2888e5879834aa43944d10a1b51d60126f85a3c0ac28744a0eaa4a6d6
