[INFO] fetching crate wasm-parser 0.2.2...
[INFO] testing wasm-parser-0.2.2 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] extracting crate wasm-parser 0.2.2 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate wasm-parser 0.2.2
[INFO] finished tweaking crates.io crate wasm-parser 0.2.2
[INFO] tweaked toml for crates.io crate wasm-parser 0.2.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate wasm-parser 0.2.2 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 43 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.9.3 (available: v0.11.10)
[INFO] [stderr]       Adding nom v7.1.3 (available: v8.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-printer v0.2.2
[INFO] [stderr]   Downloaded wasm-coredump-types v0.2.2
[INFO] [stderr]   Downloaded leb128 v0.2.6
[INFO] [stderr]   Downloaded wasm-coredump-encoder v0.2.2
[INFO] [stderr]   Downloaded core-wasm-ast v0.2.2
[INFO] [stderr]   Downloaded threadpool v1.8.1
[INFO] [stderr]   Downloaded env_logger v0.9.3
[INFO] [stderr]   Downloaded wasm-coredump-builder v0.2.2
[INFO] [stderr]   Downloaded wasm-encoder v0.23.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed3c262ce331c5be29b66cb9deaac821da41232c7c7b624241658cde090f7aa5
[INFO] running `Command { std: "docker" "start" "-a" "ed3c262ce331c5be29b66cb9deaac821da41232c7c7b624241658cde090f7aa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed3c262ce331c5be29b66cb9deaac821da41232c7c7b624241658cde090f7aa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed3c262ce331c5be29b66cb9deaac821da41232c7c7b624241658cde090f7aa5", kill_on_drop: false }`
[INFO] [stdout] ed3c262ce331c5be29b66cb9deaac821da41232c7c7b624241658cde090f7aa5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b21ef8ac1eb2d5ec035a473ad6dd373511ccf36accbd602d4262c5cd5e61faf5
[INFO] running `Command { std: "docker" "start" "-a" "b21ef8ac1eb2d5ec035a473ad6dd373511ccf36accbd602d4262c5cd5e61faf5", kill_on_drop: false }`
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling wasm-coredump-types v0.2.2
[INFO] [stderr]    Compiling leb128 v0.2.6
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling core-wasm-ast v0.2.2
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling env_logger v0.9.3
[INFO] [stderr]    Compiling wasm-parser v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lib.rs:15:31
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub(crate) struct ParserError(String);
[INFO] [stdout]    |                   ----------- ^^^^^^
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `ParserError` has a derived impl for the trait `Debug`, but this is 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 10.30s
[INFO] running `Command { std: "docker" "inspect" "b21ef8ac1eb2d5ec035a473ad6dd373511ccf36accbd602d4262c5cd5e61faf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b21ef8ac1eb2d5ec035a473ad6dd373511ccf36accbd602d4262c5cd5e61faf5", kill_on_drop: false }`
[INFO] [stdout] b21ef8ac1eb2d5ec035a473ad6dd373511ccf36accbd602d4262c5cd5e61faf5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ff42e44ab06b3b91e7bcc5679a85da71420373faa9201939c7f709be5cd5a7e
[INFO] running `Command { std: "docker" "start" "-a" "9ff42e44ab06b3b91e7bcc5679a85da71420373faa9201939c7f709be5cd5a7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-coredump-encoder v0.2.2
[INFO] [stderr]    Compiling colored v2.2.0
[INFO] [stderr]    Compiling wasm-encoder v0.23.0
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lib.rs:15:31
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub(crate) struct ParserError(String);
[INFO] [stdout]    |                   ----------- ^^^^^^
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `ParserError` has a derived impl for the trait `Debug`, but this is 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]    Compiling wasm-printer v0.2.2
[INFO] [stderr]    Compiling wasm-coredump-builder v0.2.2
[INFO] [stderr]    Compiling wasm-parser v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lib.rs:15:31
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub(crate) struct ParserError(String);
[INFO] [stdout]    |                   ----------- ^^^^^^
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `ParserError` has a derived impl for the trait `Debug`, but this is 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 2.65s
[INFO] running `Command { std: "docker" "inspect" "9ff42e44ab06b3b91e7bcc5679a85da71420373faa9201939c7f709be5cd5a7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ff42e44ab06b3b91e7bcc5679a85da71420373faa9201939c7f709be5cd5a7e", kill_on_drop: false }`
[INFO] [stdout] 9ff42e44ab06b3b91e7bcc5679a85da71420373faa9201939c7f709be5cd5a7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d5a405c5fbbae9af5993d951c8ac658e407f38e173691f84c86ca2b0e36c4f57
[INFO] running `Command { std: "docker" "start" "-a" "d5a405c5fbbae9af5993d951c8ac658e407f38e173691f84c86ca2b0e36c4f57", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/lib.rs:15:31
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub(crate) struct ParserError(String);
[INFO] [stderr]    |                   ----------- ^^^^^^
[INFO] [stderr]    |                   |
[INFO] [stderr]    |                   field in this struct
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider removing this field
[INFO] [stderr]    = note: `ParserError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `wasm-parser` (lib) generated 1 warning
[INFO] [stderr] warning: `wasm-parser` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wasm_parser-e2f12ec320083f77)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests wasm_parser
[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" "d5a405c5fbbae9af5993d951c8ac658e407f38e173691f84c86ca2b0e36c4f57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5a405c5fbbae9af5993d951c8ac658e407f38e173691f84c86ca2b0e36c4f57", kill_on_drop: false }`
[INFO] [stdout] d5a405c5fbbae9af5993d951c8ac658e407f38e173691f84c86ca2b0e36c4f57
