[INFO] fetching crate merc_sabre 2.0.0...
[INFO] checking merc_sabre-2.0.0 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate merc_sabre 2.0.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate merc_sabre 2.0.0
[INFO] finished tweaking crates.io crate merc_sabre 2.0.0
[INFO] tweaked toml for crates.io crate merc_sabre 2.0.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate merc_sabre 2.0.0 on toolchain 40527f3e444fde1deb361751bdef9b9e11d1b971
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate merc_sabre 2.0.0 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" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:63:1
[INFO] [stderr]    |
[INFO] [stderr] 63 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `merc_sabre` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 2170d64ece4ce4805fd53e72dc077f94a4d2ba779da0fbe722c9931cb892c924
[INFO] running `Command { std: "docker" "start" "2170d64ece4ce4805fd53e72dc077f94a4d2ba779da0fbe722c9931cb892c924", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2170d64ece4ce4805fd53e72dc077f94a4d2ba779da0fbe722c9931cb892c924", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2170d64ece4ce4805fd53e72dc077f94a4d2ba779da0fbe722c9931cb892c924" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2170d64ece4ce4805fd53e72dc077f94a4d2ba779da0fbe722c9931cb892c924", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid --cfg crater_hack --force-warn invalid-c-variadic-arguments" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2170d64ece4ce4805fd53e72dc077f94a4d2ba779da0fbe722c9931cb892c924" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:63:1
[INFO] [stderr]    |
[INFO] [stderr] 63 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `merc_sabre` (manifest) generated 1 warning
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]     Checking jiff v0.2.23
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking anstream v1.0.0
[INFO] [stderr]     Checking ucd-trie v0.1.7
[INFO] [stderr]     Checking gimli v0.32.3
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking getrandom v0.4.2
[INFO] [stderr]     Checking rustc-demangle v0.1.27
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling delegate v0.13.5
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking no_std_io2 v0.9.3
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]     Checking pest v2.8.6
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking rand v0.10.1
[INFO] [stderr]     Checking bitstream-io v4.10.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling libc v0.2.185
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking streaming-iterator v0.1.9
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]     Checking hashbrown v0.17.0
[INFO] [stderr]    Compiling libloading v0.8.9
[INFO] [stderr]     Checking rustc-hash v2.1.2
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling bindgen v0.72.1
[INFO] [stderr]     Checking hashbrown v0.15.5
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking thiserror v2.0.18
[INFO] [stderr]    Compiling merc_pest_consume_macros v2.0.0
[INFO] [stderr]     Checking dashmap v7.0.0-rc2
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]    Compiling pest_meta v2.8.6
[INFO] [stderr]     Checking regex v1.12.3
[INFO] [stderr]    Compiling bitflags v2.11.1
[INFO] [stderr]     Checking allocator-api2 v0.4.0
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]    Compiling merc_macros v2.0.0
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]    Compiling cargo-emit v0.2.1
[INFO] [stderr]    Compiling test-case-core v3.3.1
[INFO] [stderr]     Checking env_filter v1.0.1
[INFO] [stderr]    Compiling test-log-core v0.2.20
[INFO] [stderr]     Checking utf8-width v0.1.8
[INFO] [stderr]     Checking html-escape v0.2.13
[INFO] [stderr]    Compiling test-log-macros v0.2.20
[INFO] [stderr]    Compiling pest_generator v2.8.6
[INFO] [stderr]     Checking addr2line v0.25.1
[INFO] [stderr]    Compiling test-case-macros v3.3.1
[INFO] [stderr]     Checking test-case v3.3.1
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling pest_derive v2.8.6
[INFO] [stderr]     Checking merc_pest_consume v2.0.0
[INFO] [stderr]     Checking env_logger v0.11.10
[INFO] [stderr]     Checking backtrace v0.3.76
[INFO] [stderr]     Checking test-log v0.2.20
[INFO] [stderr]     Checking merc_utilities v2.0.0
[INFO] [stderr]     Checking merc_number v2.0.0
[INFO] [stderr]     Checking merc_sharedmutex v2.0.0
[INFO] [stderr]     Checking merc_io v2.0.0
[INFO] [stderr]     Checking merc_collections v2.0.0
[INFO] [stderr]     Checking merc_unsafety v2.0.0
[INFO] [stderr]     Checking merc_aterm v2.0.0
[INFO] [stderr]     Checking merc_data v2.0.0
[INFO] [stderr]    Compiling merc_lts v2.0.0
[INFO] [stderr]     Checking merc_reduction v2.0.0
[INFO] [stderr]     Checking merc_refinement v2.0.0
[INFO] [stderr]     Checking merc_syntax v2.0.0
[INFO] [stderr]     Checking merc_sabre v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 39.56s
[INFO] running `Command { std: "docker" "inspect" "2170d64ece4ce4805fd53e72dc077f94a4d2ba779da0fbe722c9931cb892c924", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2170d64ece4ce4805fd53e72dc077f94a4d2ba779da0fbe722c9931cb892c924", kill_on_drop: false }`
[INFO] [stdout] 2170d64ece4ce4805fd53e72dc077f94a4d2ba779da0fbe722c9931cb892c924
