[INFO] fetching crate syslog_loose 0.21.0...
[INFO] checking syslog_loose-0.21.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate syslog_loose 0.21.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate syslog_loose 0.21.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate syslog_loose 0.21.0
[INFO] removed 2 missing examples
[INFO] finished tweaking crates.io crate syslog_loose 0.21.0
[INFO] tweaked toml for crates.io crate syslog_loose 0.21.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate syslog_loose 0.21.0 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quickcheck_macros v1.0.0
[INFO] [stderr]   Downloaded criterion-cycles-per-byte v0.5.0
[INFO] [stderr]   Downloaded clap v4.4.8
[INFO] [stderr]   Downloaded serde v1.0.178
[INFO] [stderr]   Downloaded clap_builder v4.4.8
[INFO] [stderr]   Downloaded serde_derive v1.0.178
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72b516c4774aa973c2c9f2ac29d1e54715e939a743d9b520cc4a2476fef2e47c
[INFO] running `Command { std: "docker" "start" "-a" "72b516c4774aa973c2c9f2ac29d1e54715e939a743d9b520cc4a2476fef2e47c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72b516c4774aa973c2c9f2ac29d1e54715e939a743d9b520cc4a2476fef2e47c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72b516c4774aa973c2c9f2ac29d1e54715e939a743d9b520cc4a2476fef2e47c", kill_on_drop: false }`
[INFO] [stdout] 72b516c4774aa973c2c9f2ac29d1e54715e939a743d9b520cc4a2476fef2e47c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 770e0ac5c7595f99c5e4bdad38ef7a561156fdb4ede1774ef77fb7a5cf91f082
[INFO] running `Command { std: "docker" "start" "-a" "770e0ac5c7595f99c5e4bdad38ef7a561156fdb4ede1774ef77fb7a5cf91f082", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling regex-syntax v0.7.4
[INFO] [stderr]    Compiling serde v1.0.178
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling serde_derive v1.0.178
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]    Compiling rustix v0.38.13
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling phf_codegen v0.11.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling phf v0.11.2
[INFO] [stderr]     Checking linux-raw-sys v0.4.11
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]     Checking ciborium-io v0.2.1
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking clap_builder v4.4.8
[INFO] [stderr]     Checking ciborium-ll v0.2.1
[INFO] [stderr]     Checking regex-automata v0.3.4
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking clap v4.4.8
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking regex v1.9.1
[INFO] [stderr]     Checking ciborium v0.2.1
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Checking syslog_loose v0.21.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling chrono-tz-build v0.2.1
[INFO] [stderr]    Compiling chrono-tz v0.8.4
[INFO] [stderr]     Checking criterion-cycles-per-byte v0.5.0
[INFO] [stderr]    Compiling quickcheck_macros v1.0.0
[INFO] [stdout] warning: trait `FilterChars` is never used
[INFO] [stdout]  --> tests/non_empty_string.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | trait FilterChars {
[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]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 44.73s
[INFO] running `Command { std: "docker" "inspect" "770e0ac5c7595f99c5e4bdad38ef7a561156fdb4ede1774ef77fb7a5cf91f082", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "770e0ac5c7595f99c5e4bdad38ef7a561156fdb4ede1774ef77fb7a5cf91f082", kill_on_drop: false }`
[INFO] [stdout] 770e0ac5c7595f99c5e4bdad38ef7a561156fdb4ede1774ef77fb7a5cf91f082