[INFO] fetching crate swampd 0.0.1...
[INFO] building swampd-0.0.1 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate swampd 0.0.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate swampd 0.0.1
[INFO] finished tweaking crates.io crate swampd 0.0.1
[INFO] tweaked toml for crates.io crate swampd 0.0.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate swampd 0.0.1 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate swampd 0.0.1 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d298b369e37581a2f68b61de6d1b0367abaa093d70bb557e269a78d31889933
[INFO] running `Command { std: "docker" "start" "-a" "6d298b369e37581a2f68b61de6d1b0367abaa093d70bb557e269a78d31889933", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d298b369e37581a2f68b61de6d1b0367abaa093d70bb557e269a78d31889933", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d298b369e37581a2f68b61de6d1b0367abaa093d70bb557e269a78d31889933", kill_on_drop: false }`
[INFO] [stdout] 6d298b369e37581a2f68b61de6d1b0367abaa093d70bb557e269a78d31889933
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcd8f535e4c77b9f0157a58d09893a1fd66abcbbf9ad059a7ebda455e6611abe
[INFO] running `Command { std: "docker" "start" "-a" "dcd8f535e4c77b9f0157a58d09893a1fd66abcbbf9ad059a7ebda455e6611abe", kill_on_drop: false }`
[INFO] [stderr]    Compiling source-map-node v0.0.1
[INFO] [stderr]    Compiling seq-fmt v0.0.1
[INFO] [stderr]    Compiling seq-map v0.0.13
[INFO] [stderr]    Compiling fixed32 v0.0.18
[INFO] [stderr]    Compiling pathdiff v0.2.3
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling tinter v0.1.0
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling tiny-ver v0.1.2
[INFO] [stderr]    Compiling swamp-ast v0.2.12
[INFO] [stderr]    Compiling sparse-mem v0.2.0
[INFO] [stderr]    Compiling seq-set v0.0.2
[INFO] [stderr]    Compiling time-dilation v0.1.11
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling dirs-sys v0.5.0
[INFO] [stderr]    Compiling hashmap-mem v0.2.0
[INFO] [stderr]    Compiling squirrel-prng v0.0.1
[INFO] [stderr]    Compiling eira v0.1.10
[INFO] [stderr]    Compiling swamp-attributes v0.2.12
[INFO] [stderr]    Compiling swamp-types v0.2.12
[INFO] [stderr]    Compiling source-map-cache v0.0.3
[INFO] [stderr]    Compiling dirs v6.0.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling pest v2.8.1
[INFO] [stderr]    Compiling swamp-semantic v0.2.12
[INFO] [stderr]    Compiling swamp-vm-types v0.2.12
[INFO] [stderr]    Compiling swamp-modules v0.2.12
[INFO] [stderr]    Compiling swamp-vm v0.2.12
[INFO] [stderr]    Compiling swamp-vm-debug-info v0.2.12
[INFO] [stderr]    Compiling swamp-vm-instr-build v0.2.12
[INFO] [stderr]    Compiling swamp-vm-layout v0.2.12
[INFO] [stderr]    Compiling swamp-vm-disasm v0.2.12
[INFO] [stderr]    Compiling swamp-analyzer v0.2.12
[INFO] [stderr]    Compiling swamp-core v0.2.12
[INFO] [stderr]    Compiling swamp-pretty-print v0.2.12
[INFO] [stderr]    Compiling swamp-std v0.2.12
[INFO] [stderr]    Compiling pest_meta v2.8.1
[INFO] [stderr]    Compiling swamp-code-gen v0.2.12
[INFO] [stderr]    Compiling pest_generator v2.8.1
[INFO] [stderr]    Compiling pest_derive v2.8.1
[INFO] [stderr]    Compiling swamp-parser v0.2.12
[INFO] [stderr]    Compiling swamp-dep-loader v0.2.12
[INFO] [stderr]    Compiling swamp-program-analyzer v0.2.12
[INFO] [stderr]    Compiling swamp-error-report v0.2.12
[INFO] [stderr]    Compiling swamp-compile v0.2.12
[INFO] [stderr]    Compiling swamp-code-gen-program v0.2.12
[INFO] [stderr]    Compiling swamp-runtime v0.2.12
[INFO] [stderr]    Compiling swamp v0.2.12
[INFO] [stderr]    Compiling swampd v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `should_show_information`
[INFO] [stdout]    --> src/main.rs:215:9
[INFO] [stdout]     |
[INFO] [stdout] 215 |     let should_show_information = compile_and_codegen.compile_options.show_information;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_should_show_information`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.25s
[INFO] running `Command { std: "docker" "inspect" "dcd8f535e4c77b9f0157a58d09893a1fd66abcbbf9ad059a7ebda455e6611abe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcd8f535e4c77b9f0157a58d09893a1fd66abcbbf9ad059a7ebda455e6611abe", kill_on_drop: false }`
[INFO] [stdout] dcd8f535e4c77b9f0157a58d09893a1fd66abcbbf9ad059a7ebda455e6611abe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4ac7e49e949f0822f7a732e2f3b07adc32427f7707cb7c1c31580ad869349d5
[INFO] running `Command { std: "docker" "start" "-a" "b4ac7e49e949f0822f7a732e2f3b07adc32427f7707cb7c1c31580ad869349d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling swampd v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `should_show_information`
[INFO] [stdout]    --> src/main.rs:215:9
[INFO] [stdout]     |
[INFO] [stdout] 215 |     let should_show_information = compile_and_codegen.compile_options.show_information;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_should_show_information`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "b4ac7e49e949f0822f7a732e2f3b07adc32427f7707cb7c1c31580ad869349d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4ac7e49e949f0822f7a732e2f3b07adc32427f7707cb7c1c31580ad869349d5", kill_on_drop: false }`
[INFO] [stdout] b4ac7e49e949f0822f7a732e2f3b07adc32427f7707cb7c1c31580ad869349d5