[INFO] cloning repository https://github.com/paritytech/parity-codec
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/paritytech/parity-codec" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparitytech%2Fparity-codec", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparitytech%2Fparity-codec'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9c9afbc3647dd676a6fcc0ce083cc3c2af949457
[INFO] checking paritytech/parity-codec against try#ddcf048784667508cd676fef4667f88ae15628a3 for pr-148271
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparitytech%2Fparity-codec" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/paritytech/parity-codec
[INFO] finished tweaking git repo https://github.com/paritytech/parity-codec
[INFO] tweaked toml for git repo https://github.com/paritytech/parity-codec written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/paritytech/parity-codec on toolchain ddcf048784667508cd676fef4667f88ae15628a3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ddcf048784667508cd676fef4667f88ae15628a3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/paritytech/parity-codec 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" "+ddcf048784667508cd676fef4667f88ae15628a3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_spanned v1.0.0
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[INFO] [stderr]   Downloaded honggfuzz v0.5.58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+ddcf048784667508cd676fef4667f88ae15628a3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2ffb6feb8ba68d9671211ab12b6dca4edd310edce7913ed32b9dd9fb2f811df
[INFO] running `Command { std: "docker" "start" "-a" "b2ffb6feb8ba68d9671211ab12b6dca4edd310edce7913ed32b9dd9fb2f811df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2ffb6feb8ba68d9671211ab12b6dca4edd310edce7913ed32b9dd9fb2f811df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2ffb6feb8ba68d9671211ab12b6dca4edd310edce7913ed32b9dd9fb2f811df", kill_on_drop: false }`
[INFO] [stdout] b2ffb6feb8ba68d9671211ab12b6dca4edd310edce7913ed32b9dd9fb2f811df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+ddcf048784667508cd676fef4667f88ae15628a3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dda84f5c2296a2d4eb12226e0192de65f050e48b36c760feaa7a632d1ce65fce
[INFO] running `Command { std: "docker" "start" "-a" "dda84f5c2296a2d4eb12226e0192de65f050e48b36c760feaa7a632d1ce65fce", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling winnow v0.7.11
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]     Checking crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling rustix v0.37.25
[INFO] [stderr]     Checking byte-slice-cast v1.2.3
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]     Checking wyz v0.5.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling parity-scale-codec v3.7.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking itoa v1.0.8
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking linux-raw-sys v0.3.6
[INFO] [stderr]     Checking either v1.6.1
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[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
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[INFO] [stderr]    Compiling target-triple v0.1.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking itertools v0.13.0
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[INFO] [stderr]     Checking cast v0.3.0
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[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking bit-set v0.8.0
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[INFO] [stderr]     Checking glob v0.3.0
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[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking regex-syntax v0.8.4
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[INFO] [stderr]    Compiling const_format_proc_macros v0.2.34
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking num_cpus v1.13.0
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[INFO] [stderr]     Checking rand_chacha v0.9.0
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[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking rayon v1.5.1
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]     Checking clap v4.5.28
[INFO] [stderr]     Checking const_format v0.2.35
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]     Checking toml_datetime v0.6.11
[INFO] [stderr]     Checking criterion-plot v0.6.0
[INFO] [stderr]    Compiling honggfuzz v0.5.58
[INFO] [stderr]     Checking toml_parser v1.0.0
[INFO] [stderr]     Checking rustc_version v0.4.0
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]     Checking tempfile v3.5.0
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]    Compiling proc-macro-crate v3.3.0
[INFO] [stderr]     Checking proptest v1.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling parity-scale-codec-derive v3.7.5 (/opt/rustwide/workdir/derive)
[INFO] [stderr]    Compiling derive_arbitrary v1.4.0
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.3
[INFO] [stderr]    Compiling enumflags2_derive v0.7.12
[INFO] [stderr]     Checking arbitrary v1.4.2
[INFO] [stderr]     Checking enumflags2 v0.7.12
[INFO] [stderr]     Checking serde_spanned v1.0.0
[INFO] [stderr]     Checking toml_datetime v0.7.0
[INFO] [stderr]     Checking ciborium v0.2.0
[INFO] [stderr]     Checking toml v0.9.0
[INFO] [stderr]     Checking codec-fuzzer v0.1.0 (/opt/rustwide/workdir/fuzzer)
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking trybuild v1.0.112
[INFO] [stderr]     Checking criterion v0.7.0
[INFO] [stdout] warning: struct `Header` is never constructed
[INFO] [stdout]   --> tests/bounds.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub struct Header<Number> {
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `U2` is never constructed
[INFO] [stdout]   --> tests/single_field_struct_encoding.rs:74:8
[INFO] [stdout]    |
[INFO] [stdout] 74 | struct U2 {
[INFO] [stdout]    |        ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StructWithPhantom` is never constructed
[INFO] [stdout]   --> tests/mod.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | struct StructWithPhantom {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `EnumWithU32Repr` is never used
[INFO] [stdout]    --> tests/mod.rs:120:6
[INFO] [stdout]     |
[INFO] [stdout] 120 | enum EnumWithU32Repr {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `EnumWithI32Repr` is never used
[INFO] [stdout]    --> tests/mod.rs:131:6
[INFO] [stdout]     |
[INFO] [stdout] 131 | enum EnumWithI32Repr {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Foo` is never used
[INFO] [stdout]    --> tests/mod.rs:553:11
[INFO] [stdout]     |
[INFO] [stdout] 553 |     pub enum Foo {
[INFO] [stdout]     |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Bar` is never constructed
[INFO] [stdout]    --> tests/mod.rs:559:13
[INFO] [stdout]     |
[INFO] [stdout] 559 |     pub struct Bar {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyStruct` is never constructed
[INFO] [stdout]    --> tests/mod.rs:600:15
[INFO] [stdout]     |
[INFO] [stdout] 600 |             pub struct MyStruct {
[INFO] [stdout]     |                        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 606 |     make_struct!(#[derive(DeriveEncode, DeriveDecode, DeriveDecodeWithMemTracking)]);
[INFO] [stdout]     |     -------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `make_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `MyEnum` is never used
[INFO] [stdout]    --> tests/mod.rs:678:11
[INFO] [stdout]     |
[INFO] [stdout] 678 |     pub enum MyEnum {
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NewtypeWithZstBox` is never constructed
[INFO] [stdout]    --> tests/mod.rs:755:9
[INFO] [stdout]     |
[INFO] [stdout] 755 |     struct NewtypeWithZstBox(#[allow(dead_code)] Box<NewtypeWithZst>);
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NewtypeWithZstBox` is never constructed
[INFO] [stdout]    --> tests/mod.rs:783:9
[INFO] [stdout]     |
[INFO] [stdout] 783 |     struct NewtypeWithZstBox(Box<NewtypeWithZst>);
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Enum` is never used
[INFO] [stdout]    --> tests/mod.rs:941:7
[INFO] [stdout]     |
[INFO] [stdout] 941 |     enum Enum {
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 37.61s
[INFO] running `Command { std: "docker" "inspect" "dda84f5c2296a2d4eb12226e0192de65f050e48b36c760feaa7a632d1ce65fce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dda84f5c2296a2d4eb12226e0192de65f050e48b36c760feaa7a632d1ce65fce", kill_on_drop: false }`
[INFO] [stdout] dda84f5c2296a2d4eb12226e0192de65f050e48b36c760feaa7a632d1ce65fce