[INFO] fetching crate grammar_tool 0.1.0... [INFO] testing grammar_tool-0.1.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1 [INFO] extracting crate grammar_tool 0.1.0 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate grammar_tool 0.1.0 [INFO] finished tweaking crates.io crate grammar_tool 0.1.0 [INFO] tweaked toml for crates.io crate grammar_tool 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate grammar_tool 0.1.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate grammar_tool 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded arrayref v0.3.5 [INFO] [stderr] Downloaded crossbeam-utils v0.6.6 [INFO] [stderr] Downloaded quote v1.0.2 [INFO] [stderr] Downloaded precomputed-hash v0.1.1 [INFO] [stderr] Downloaded rand_chacha v0.1.1 [INFO] [stderr] Downloaded fixedbitset v0.1.9 [INFO] [stderr] Downloaded lalrpop v0.17.2 [INFO] [stderr] Downloaded aho-corasick v0.7.6 [INFO] [stderr] Downloaded regex-syntax v0.6.12 [INFO] [stderr] Downloaded ordermap v0.3.5 [INFO] [stderr] Downloaded block-padding v0.1.5 [INFO] [stderr] Downloaded ansi_term v0.11.0 [INFO] [stderr] Downloaded strsim v0.8.0 [INFO] [stderr] Downloaded vec_map v0.8.1 [INFO] [stderr] Downloaded ascii-canvas v2.0.0 [INFO] [stderr] Downloaded atty v0.2.13 [INFO] [stderr] Downloaded bit-vec v0.5.1 [INFO] [stderr] Downloaded bit-set v0.5.1 [INFO] [stderr] Downloaded strsim v0.9.2 [INFO] [stderr] Downloaded docopt v1.1.0 [INFO] [stderr] Downloaded winapi-x86_64-pc-windows-gnu v0.4.0 [INFO] [stderr] Downloaded rand v0.6.5 [INFO] 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Downloaded block-buffer v0.7.3 [INFO] [stderr] Downloaded generic-array v0.12.3 [INFO] [stderr] Downloaded digest v0.8.1 [INFO] [stderr] Downloaded fake-simd v0.1.2 [INFO] [stderr] Downloaded opaque-debug v0.2.3 [INFO] [stderr] Downloaded sha2 v0.8.0 [INFO] [stderr] Downloaded serde_derive v1.0.103 [INFO] [stderr] Downloaded rand_hc v0.1.0 [INFO] [stderr] Downloaded rand_isaac v0.1.1 [INFO] [stderr] Downloaded rand_jitter v0.1.4 [INFO] [stderr] Downloaded autocfg v0.1.7 [INFO] [stderr] Downloaded rand_pcg v0.1.2 [INFO] [stderr] Downloaded rand_xorshift v0.1.1 [INFO] [stderr] Downloaded phf_generator v0.7.24 [INFO] [stderr] Downloaded siphasher v0.2.3 [INFO] [stderr] Downloaded phf_shared v0.7.24 [INFO] [stderr] Downloaded string_cache_codegen v0.4.4 [INFO] [stderr] Downloaded string_cache_shared v0.3.0 [INFO] [stderr] Downloaded string_cache v0.7.5 [INFO] [stderr] Downloaded cc v1.0.48 [INFO] [stderr] Downloaded proc-macro2 v1.0.6 [INFO] [stderr] Downloaded rustc-demangle v0.1.16 [INFO] [stderr] Downloaded unicode-xid v0.2.0 [INFO] [stderr] Downloaded synstructure v0.12.3 [INFO] [stderr] Downloaded failure_derive v0.1.6 [INFO] [stderr] Downloaded failure v0.1.6 [INFO] [stderr] Downloaded bitflags v1.2.1 [INFO] [stderr] Downloaded cloudabi v0.0.3 [INFO] [stderr] Downloaded fuchsia-cprng v0.1.1 [INFO] [stderr] Downloaded rand_core v0.4.2 [INFO] [stderr] Downloaded rand_core v0.3.1 [INFO] [stderr] Downloaded rand_os v0.1.3 [INFO] [stderr] Downloaded redox_syscall v0.1.56 [INFO] [stderr] Downloaded byteorder v1.3.2 [INFO] [stderr] Downloaded base64 v0.10.1 [INFO] [stderr] Downloaded blake2b_simd v0.5.9 [INFO] [stderr] Downloaded regex v1.3.1 [INFO] [stderr] Downloaded rdrand v0.4.0 [INFO] [stderr] Downloaded dirs v1.0.5 [INFO] [stderr] Downloaded arrayvec v0.5.1 [INFO] [stderr] Downloaded cfg-if v0.1.10 [INFO] [stderr] Downloaded term v0.5.2 [INFO] [stderr] Downloaded unicode-xid v0.1.0 [INFO] [stderr] Downloaded lalrpop-util v0.17.2 [INFO] [stderr] Downloaded memchr v2.2.1 [INFO] [stderr] Downloaded lazy_static v1.4.0 [INFO] [stderr] Downloaded thread_local v0.3.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a71966e00d2eb849a377f4af87a5820e8bd062041f4a7312729dfbe56b881f21 [INFO] running `Command { std: "docker" "start" "-a" "a71966e00d2eb849a377f4af87a5820e8bd062041f4a7312729dfbe56b881f21", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a71966e00d2eb849a377f4af87a5820e8bd062041f4a7312729dfbe56b881f21", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a71966e00d2eb849a377f4af87a5820e8bd062041f4a7312729dfbe56b881f21", kill_on_drop: false }` [INFO] [stdout] a71966e00d2eb849a377f4af87a5820e8bd062041f4a7312729dfbe56b881f21 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 78bac0891737395cd611274344e741f8b097100922b56798c299738bfec95e5a [INFO] running `Command { std: "docker" "start" "-a" "78bac0891737395cd611274344e741f8b097100922b56798c299738bfec95e5a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling serde v1.0.103 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling block-padding v0.1.5 [INFO] [stderr] Compiling strsim v0.9.2 [INFO] [stderr] Compiling bit-vec v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling new_debug_unreachable v1.0.3 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling bit-set v0.5.1 [INFO] [stderr] Compiling ena v0.13.1 [INFO] [stderr] Compiling lalrpop-util v0.17.2 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling diff v0.1.11 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling sha2 v0.8.0 [INFO] [stderr] Compiling ascii-canvas v2.0.0 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling string_cache_codegen v0.4.4 [INFO] [stderr] Compiling string_cache v0.7.5 [INFO] [stderr] Compiling serde_derive v1.0.103 [INFO] [stderr] Compiling docopt v1.1.0 [INFO] [stderr] Compiling lalrpop v0.17.2 [INFO] [stderr] Compiling grammar_tool v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `declared_terminals` is never read [INFO] [stdout] --> src/grammar.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 18 | pub struct Grammar { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 19 | pub start: String, [INFO] [stdout] 20 | pub declared_terminals: HashSet, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Grammar` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.38s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.17.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "78bac0891737395cd611274344e741f8b097100922b56798c299738bfec95e5a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "78bac0891737395cd611274344e741f8b097100922b56798c299738bfec95e5a", kill_on_drop: false }` [INFO] [stdout] 78bac0891737395cd611274344e741f8b097100922b56798c299738bfec95e5a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9dac821338394fe925cfde5487cd1107e4f844ce0057279c900bfb22c836d7df [INFO] running `Command { std: "docker" "start" "-a" "9dac821338394fe925cfde5487cd1107e4f844ce0057279c900bfb22c836d7df", kill_on_drop: false }` [INFO] [stderr] Compiling grammar_tool v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `declared_terminals` is never read [INFO] [stdout] --> src/grammar.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 18 | pub struct Grammar { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 19 | pub start: String, [INFO] [stdout] 20 | pub declared_terminals: HashSet, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Grammar` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.17.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "9dac821338394fe925cfde5487cd1107e4f844ce0057279c900bfb22c836d7df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9dac821338394fe925cfde5487cd1107e4f844ce0057279c900bfb22c836d7df", kill_on_drop: false }` [INFO] [stdout] 9dac821338394fe925cfde5487cd1107e4f844ce0057279c900bfb22c836d7df [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a93134db4f9ee62bbebfc04387881f4273a7114eb3ac497846a47eb7f48acdbe [INFO] running `Command { std: "docker" "start" "-a" "a93134db4f9ee62bbebfc04387881f4273a7114eb3ac497846a47eb7f48acdbe", kill_on_drop: false }` [INFO] [stderr] warning: field `declared_terminals` is never read [INFO] [stderr] --> src/grammar.rs:20:9 [INFO] [stderr] | [INFO] [stderr] 18 | pub struct Grammar { [INFO] [stderr] | ------- field in this struct [INFO] [stderr] 19 | pub start: String, [INFO] [stderr] 20 | pub declared_terminals: HashSet, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Grammar` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `grammar_tool` (bin "grammar_tool" test) generated 1 warning [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.17.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/grammar_tool-64e288e919771a10) [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" "a93134db4f9ee62bbebfc04387881f4273a7114eb3ac497846a47eb7f48acdbe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a93134db4f9ee62bbebfc04387881f4273a7114eb3ac497846a47eb7f48acdbe", kill_on_drop: false }` [INFO] [stdout] a93134db4f9ee62bbebfc04387881f4273a7114eb3ac497846a47eb7f48acdbe