[INFO] fetching crate grammar_tool 0.1.0...
[INFO] testing grammar_tool-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[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 c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a4aa56303231971d0d243aed3c8758c470977a693abf472cffca47b224171a6
[INFO] running `Command { std: "docker" "start" "-a" "8a4aa56303231971d0d243aed3c8758c470977a693abf472cffca47b224171a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a4aa56303231971d0d243aed3c8758c470977a693abf472cffca47b224171a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a4aa56303231971d0d243aed3c8758c470977a693abf472cffca47b224171a6", kill_on_drop: false }`
[INFO] [stdout] 8a4aa56303231971d0d243aed3c8758c470977a693abf472cffca47b224171a6
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3b16ed7e3dc0224e35b507798e24c7b9912f8292b552460e70945671dfe2314
[INFO] running `Command { std: "docker" "start" "-a" "e3b16ed7e3dc0224e35b507798e24c7b9912f8292b552460e70945671dfe2314", kill_on_drop: false }`
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[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
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[INFO] [stderr]    Compiling siphasher v0.2.3
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[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<String>,
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 40.26s
[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 4`
[INFO] running `Command { std: "docker" "inspect" "e3b16ed7e3dc0224e35b507798e24c7b9912f8292b552460e70945671dfe2314", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3b16ed7e3dc0224e35b507798e24c7b9912f8292b552460e70945671dfe2314", kill_on_drop: false }`
[INFO] [stdout] e3b16ed7e3dc0224e35b507798e24c7b9912f8292b552460e70945671dfe2314
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37bd86f353171be1023f5140a6e3f6e3e9da84678a80c00baef5acc5463a8b60
[INFO] running `Command { std: "docker" "start" "-a" "37bd86f353171be1023f5140a6e3f6e3e9da84678a80c00baef5acc5463a8b60", 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<String>,
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.82s
[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 4`
[INFO] running `Command { std: "docker" "inspect" "37bd86f353171be1023f5140a6e3f6e3e9da84678a80c00baef5acc5463a8b60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37bd86f353171be1023f5140a6e3f6e3e9da84678a80c00baef5acc5463a8b60", kill_on_drop: false }`
[INFO] [stdout] 37bd86f353171be1023f5140a6e3f6e3e9da84678a80c00baef5acc5463a8b60
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5da0917f3910168ab695805a8f8f63bb0d152dbe98b9d42bb1d440cc05d284d1
[INFO] running `Command { std: "docker" "start" "-a" "5da0917f3910168ab695805a8f8f63bb0d152dbe98b9d42bb1d440cc05d284d1", 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<String>,
[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)]` (part of `#[warn(unused)]`) 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 0.12s
[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 4`
[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" "5da0917f3910168ab695805a8f8f63bb0d152dbe98b9d42bb1d440cc05d284d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5da0917f3910168ab695805a8f8f63bb0d152dbe98b9d42bb1d440cc05d284d1", kill_on_drop: false }`
[INFO] [stdout] 5da0917f3910168ab695805a8f8f63bb0d152dbe98b9d42bb1d440cc05d284d1
