[INFO] fetching crate exmex 0.17.4...
[INFO] checking exmex-0.17.4 against master#19dd9535408db0f1ff3d16613619076aef524d19 for pr-115950
[INFO] extracting crate exmex 0.17.4 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate exmex 0.17.4 on toolchain 19dd9535408db0f1ff3d16613619076aef524d19
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+19dd9535408db0f1ff3d16613619076aef524d19" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate exmex 0.17.4
[INFO] finished tweaking crates.io crate exmex 0.17.4
[INFO] tweaked toml for crates.io crate exmex 0.17.4 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+19dd9535408db0f1ff3d16613619076aef524d19" "generate-lockfile" "--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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+19dd9535408db0f1ff3d16613619076aef524d19" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded meval v0.2.0
[INFO] [stderr]   Downloaded fasteval v0.2.4
[INFO] [stderr]   Downloaded rsc v2.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+19dd9535408db0f1ff3d16613619076aef524d19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94d32034417db72ed8146ec725f70adec41bb3a7ff89079aadefa6fb01c0cc16
[INFO] running `Command { std: "docker" "start" "-a" "94d32034417db72ed8146ec725f70adec41bb3a7ff89079aadefa6fb01c0cc16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94d32034417db72ed8146ec725f70adec41bb3a7ff89079aadefa6fb01c0cc16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94d32034417db72ed8146ec725f70adec41bb3a7ff89079aadefa6fb01c0cc16", kill_on_drop: false }`
[INFO] [stdout] 94d32034417db72ed8146ec725f70adec41bb3a7ff89079aadefa6fb01c0cc16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+19dd9535408db0f1ff3d16613619076aef524d19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a539a46b80bc7d8ebff7cc70373937e4d7cbb97c294eb6f040efd38715b172a
[INFO] running `Command { std: "docker" "start" "-a" "7a539a46b80bc7d8ebff7cc70373937e4d7cbb97c294eb6f040efd38715b172a", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]    Compiling rustix v0.38.13
[INFO] [stderr]     Checking serde v1.0.188
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking clap_lex v0.5.1
[INFO] [stderr]     Checking anstyle v1.0.3
[INFO] [stderr]     Checking ciborium-io v0.2.1
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.7
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]     Checking ciborium-ll v0.2.1
[INFO] [stderr]     Checking clap_builder v4.4.4
[INFO] [stderr]     Checking winnow v0.5.15
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking indexmap v2.0.0
[INFO] [stderr]     Checking nom v1.2.4
[INFO] [stderr]     Checking meval v0.2.0
[INFO] [stderr]     Checking rsc v2.0.0
[INFO] [stderr]     Checking fasteval v0.2.4
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking evalexpr v11.1.0
[INFO] [stderr]     Checking num-integer v0.1.45
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking num-iter v0.1.43
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking regex-automata v0.3.8
[INFO] [stderr]     Checking clap v4.4.4
[INFO] [stderr]     Checking num-rational v0.4.1
[INFO] [stderr]     Checking serde_spanned v0.6.3
[INFO] [stderr]     Checking serde_json v1.0.107
[INFO] [stderr]     Checking toml_datetime v0.6.3
[INFO] [stderr]     Checking ciborium v0.2.1
[INFO] [stderr]     Checking serde_test v1.0.176
[INFO] [stderr]     Checking toml_edit v0.19.15
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking regex v1.9.5
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Checking exmex v0.17.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking toml v0.7.8
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> benches/benchmark.rs:87:36
[INFO] [stdout]    |
[INFO] [stdout] 87 | fn exmex_bench_flatex_val_parseval(c: &mut Criterion) {
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]    --> benches/benchmark.rs:157:26
[INFO] [stdout]     |
[INFO] [stdout] 157 | fn exmex_bench_parse_val(c: &mut Criterion) {
[INFO] [stdout]     |                          ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]    --> benches/benchmark.rs:221:25
[INFO] [stdout]     |
[INFO] [stdout] 221 | fn exmex_bench_eval_val(c: &mut Criterion) {
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]    --> benches/benchmark.rs:445:24
[INFO] [stdout]     |
[INFO] [stdout] 445 | fn exmex_bench_partial(c: &mut Criterion) {
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.79s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v1.2.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "7a539a46b80bc7d8ebff7cc70373937e4d7cbb97c294eb6f040efd38715b172a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a539a46b80bc7d8ebff7cc70373937e4d7cbb97c294eb6f040efd38715b172a", kill_on_drop: false }`
[INFO] [stdout] 7a539a46b80bc7d8ebff7cc70373937e4d7cbb97c294eb6f040efd38715b172a