[INFO] cloning repository https://github.com/Dan-wanna-M/bnf_sampler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Dan-wanna-M/bnf_sampler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDan-wanna-M%2Fbnf_sampler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDan-wanna-M%2Fbnf_sampler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ff906b2abe2be381f544dae03c264567634fbbc8
[INFO] checking Dan-wanna-M/bnf_sampler/ff906b2abe2be381f544dae03c264567634fbbc8 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDan-wanna-M%2Fbnf_sampler" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Dan-wanna-M/bnf_sampler on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Dan-wanna-M/bnf_sampler
[INFO] finished tweaking git repo https://github.com/Dan-wanna-M/bnf_sampler
[INFO] tweaked toml for git repo https://github.com/Dan-wanna-M/bnf_sampler written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Dan-wanna-M/bnf_sampler 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]     Updating bnf_sampler v0.3.7 (/workspace/builds/worker-4-tc1/source/bnf_sampler) -> v0.3.8
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mimalloc v0.1.38
[INFO] [stderr]   Downloaded bnf v0.5.0
[INFO] [stderr]   Downloaded qp-trie v0.8.1
[INFO] [stderr]   Downloaded libmimalloc-sys v0.1.34
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b30f6cb66fe2085c2e7cc2462b616d43dd221b848cf135372146c4b1cc2328d
[INFO] running `Command { std: "docker" "start" "-a" "0b30f6cb66fe2085c2e7cc2462b616d43dd221b848cf135372146c4b1cc2328d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b30f6cb66fe2085c2e7cc2462b616d43dd221b848cf135372146c4b1cc2328d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b30f6cb66fe2085c2e7cc2462b616d43dd221b848cf135372146c4b1cc2328d", kill_on_drop: false }`
[INFO] [stdout] 0b30f6cb66fe2085c2e7cc2462b616d43dd221b848cf135372146c4b1cc2328d
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8b165f79eb259fc9885d9de1023ec6275fe6896127b00a4e76a2dbb9dfbb5c2
[INFO] running `Command { std: "docker" "start" "-a" "a8b165f79eb259fc9885d9de1023ec6275fe6896127b00a4e76a2dbb9dfbb5c2", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling serde_derive v1.0.183
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking aho-corasick v1.0.4
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]    Compiling cc v1.0.82
[INFO] [stderr]     Checking anstyle v1.0.2
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking anstream v0.5.0
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]     Checking qp-trie v0.8.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking clap_lex v0.5.1
[INFO] [stderr]    Compiling libmimalloc-sys v0.1.34
[INFO] [stderr]     Checking regex-automata v0.3.7
[INFO] [stderr]     Checking clap_builder v4.4.2
[INFO] [stderr]     Checking mimalloc v0.1.38
[INFO] [stderr]     Checking regex v1.9.4
[INFO] [stderr]     Checking bnf v0.5.0
[INFO] [stderr]     Checking bnf_sampler v0.3.8 (/opt/rustwide/workdir/bnf_sampler)
[INFO] [stderr]    Compiling clap_derive v4.4.2
[INFO] [stdout] warning: struct `SliceU8Wrapper` is never constructed
[INFO] [stdout]   --> bnf_sampler/src/utils.rs:66:19
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub(crate) struct SliceU8Wrapper<'a>(pub &'a [u8]);
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SliceU8Wrapper` is never constructed
[INFO] [stdout]   --> bnf_sampler/src/utils.rs:66:19
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub(crate) struct SliceU8Wrapper<'a>(pub &'a [u8]);
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking clap v4.4.2
[INFO] [stderr]     Checking console_playground v0.1.0 (/opt/rustwide/workdir/console_playground)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.72s
[INFO] running `Command { std: "docker" "inspect" "a8b165f79eb259fc9885d9de1023ec6275fe6896127b00a4e76a2dbb9dfbb5c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8b165f79eb259fc9885d9de1023ec6275fe6896127b00a4e76a2dbb9dfbb5c2", kill_on_drop: false }`
[INFO] [stdout] a8b165f79eb259fc9885d9de1023ec6275fe6896127b00a4e76a2dbb9dfbb5c2