[INFO] fetching crate ucg 0.7.2... [INFO] checking ucg-0.7.2 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744 [INFO] extracting crate ucg 0.7.2 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate ucg 0.7.2 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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-7/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" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde_json v1.0.40 [INFO] [stderr] Downloaded constant_time_eq v0.1.3 [INFO] [stderr] Downloaded ansi_term v0.9.0 [INFO] [stderr] Downloaded ucd-util v0.1.3 [INFO] [stderr] Downloaded cc v1.0.37 [INFO] [stderr] Downloaded ryu v1.0.0 [INFO] [stderr] Downloaded rand_core v0.4.0 [INFO] [stderr] Downloaded strsim v0.6.0 [INFO] [stderr] Downloaded same-file v1.0.4 [INFO] [stderr] Downloaded blake2-rfc v0.2.18 [INFO] [stderr] Downloaded walkdir v2.2.8 [INFO] [stderr] Downloaded redox_users v0.3.0 [INFO] [stderr] Downloaded utf8-ranges v1.0.3 [INFO] [stderr] Downloaded termion v1.5.3 [INFO] [stderr] Downloaded backtrace v0.3.32 [INFO] [stderr] Downloaded regex v1.1.9 [INFO] [stderr] Downloaded argon2rs v0.2.5 [INFO] [stderr] Downloaded rustc-demangle v0.1.15 [INFO] [stderr] Downloaded aho-corasick v0.7.4 [INFO] [stderr] Downloaded backtrace-sys v0.1.30 [INFO] [stderr] Downloaded syn v0.15.39 [INFO] [stderr] Downloaded serde v1.0.94 [INFO] [stderr] Downloaded clap v2.26.2 [INFO] [stderr] Downloaded regex-syntax v0.6.8 [INFO] [stderr] Downloaded libc v0.2.59 [INFO] [stderr] Downloaded log v0.4.7 [INFO] [stderr] Downloaded simple-error v0.1.12 [INFO] [stderr] Downloaded textwrap v0.8.0 [INFO] [stderr] Downloaded abortable_parser v0.2.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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] 38394e1a432d00da97e9451bc91a0e69329967d1c7ae28ca793f775e9de3ae6a [INFO] running `Command { std: "docker" "start" "-a" "38394e1a432d00da97e9451bc91a0e69329967d1c7ae28ca793f775e9de3ae6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "38394e1a432d00da97e9451bc91a0e69329967d1c7ae28ca793f775e9de3ae6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "38394e1a432d00da97e9451bc91a0e69329967d1c7ae28ca793f775e9de3ae6a", kill_on_drop: false }` [INFO] [stdout] 38394e1a432d00da97e9451bc91a0e69329967d1c7ae28ca793f775e9de3ae6a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7b846d8f07a0846e18176675b54f171c732136d8aec59fe4398c1d41dca3d0f7 [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" "7b846d8f07a0846e18176675b54f171c732136d8aec59fe4398c1d41dca3d0f7", 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 ryu v1.0.0 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling log v0.4.7 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Compiling nix v0.13.1 [INFO] [stderr] Compiling same-file v1.0.4 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Compiling regex v1.1.9 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking utf8-ranges v1.0.3 [INFO] [stderr] Checking unicode-segmentation v1.3.0 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking dtoa v0.4.4 [INFO] [stderr] Checking utf8parse v0.1.1 [INFO] [stderr] Checking strsim v0.6.0 [INFO] [stderr] Checking ansi_term v0.9.0 [INFO] [stderr] Checking xml-rs v0.8.0 [INFO] [stderr] Checking abortable_parser v0.2.3 [INFO] [stderr] Checking simple-error v0.1.12 [INFO] [stderr] Checking bencher v0.1.5 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.6.8 [INFO] [stderr] Compiling walkdir v2.2.8 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking aho-corasick v0.7.4 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Checking term_size v0.3.1 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking textwrap v0.8.0 [INFO] [stderr] Compiling ucg v0.7.2 (/opt/rustwide/workdir) [INFO] [stderr] Checking clap v2.26.2 [INFO] [stderr] Checking serde_json v1.0.40 [INFO] [stderr] Checking serde_yaml v0.8.17 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Checking rustyline v4.1.0 [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] [stderr] warning: build failed, waiting for other jobs to finish... [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] error: build failed [INFO] running `Command { std: "docker" "inspect" "7b846d8f07a0846e18176675b54f171c732136d8aec59fe4398c1d41dca3d0f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b846d8f07a0846e18176675b54f171c732136d8aec59fe4398c1d41dca3d0f7", kill_on_drop: false }` [INFO] [stdout] 7b846d8f07a0846e18176675b54f171c732136d8aec59fe4398c1d41dca3d0f7