[INFO] fetching crate pdbs_benchmark 0.1.0...
[INFO] checking pdbs_benchmark-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate pdbs_benchmark 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate pdbs_benchmark 0.1.0 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 pdbs_benchmark 0.1.0
[INFO] finished tweaking crates.io crate pdbs_benchmark 0.1.0
[INFO] tweaked toml for crates.io crate pdbs_benchmark 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate pdbs_benchmark 0.1.0 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]     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 wyhash v0.5.0
[INFO] [stderr]   Downloaded binout v0.2.0
[INFO] [stderr]   Downloaded ph v0.8.0
[INFO] [stderr]   Downloaded dyn_size_of v0.4.0
[INFO] [stderr]   Downloaded bitm v0.2.3
[INFO] [stderr]   Downloaded minimum_redundancy v0.2.4
[INFO] [stderr]   Downloaded cpu-time v1.0.0
[INFO] [stderr]   Downloaded co_sort v0.2.0
[INFO] [stderr]   Downloaded fsum v0.1.2
[INFO] [stderr]   Downloaded csf v0.1.11
[INFO] [stderr]   Downloaded puzzles v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 2bbabd2ba02ef2b65f4225b40f0343a2c84c238b6bdcf4e8e36fdc186f752378
[INFO] running `Command { std: "docker" "start" "-a" "2bbabd2ba02ef2b65f4225b40f0343a2c84c238b6bdcf4e8e36fdc186f752378", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bbabd2ba02ef2b65f4225b40f0343a2c84c238b6bdcf4e8e36fdc186f752378", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bbabd2ba02ef2b65f4225b40f0343a2c84c238b6bdcf4e8e36fdc186f752378", kill_on_drop: false }`
[INFO] [stdout] 2bbabd2ba02ef2b65f4225b40f0343a2c84c238b6bdcf4e8e36fdc186f752378
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] a3c392a688f682835ecce98492e3787b3ac2d647b0cf9fdd94d7320169192eac
[INFO] running `Command { std: "docker" "start" "-a" "a3c392a688f682835ecce98492e3787b3ac2d647b0cf9fdd94d7320169192eac", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]     Checking dyn_size_of v0.4.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking binout v0.2.0
[INFO] [stderr]     Checking bitm v0.2.3
[INFO] [stderr]     Checking co_sort v0.2.0
[INFO] [stderr]     Checking fsum v0.1.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking minimum_redundancy v0.2.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking cpu-time v1.0.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking wyhash v0.5.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking ph v0.8.0
[INFO] [stderr]     Checking csf v0.1.11
[INFO] [stderr]     Checking puzzles v0.1.0
[INFO] [stderr]     Checking pdbs_benchmark v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `add_test_states_from_file` is never used
[INFO] [stdout]    --> src/main.rs:134:8
[INFO] [stdout]     |
[INFO] [stdout] 59  | impl<EH: ExtraHeuristic+Clone> Test<EH> {
[INFO] [stdout]     | --------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 134 |     fn add_test_states_from_file(&mut self, file_name: &str) -> io::Result<()> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `add_test_states_from_file` is never used
[INFO] [stdout]    --> src/main.rs:134:8
[INFO] [stdout]     |
[INFO] [stdout] 59  | impl<EH: ExtraHeuristic+Clone> Test<EH> {
[INFO] [stdout]     | --------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 134 |     fn add_test_states_from_file(&mut self, file_name: &str) -> io::Result<()> {
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.05s
[INFO] running `Command { std: "docker" "inspect" "a3c392a688f682835ecce98492e3787b3ac2d647b0cf9fdd94d7320169192eac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3c392a688f682835ecce98492e3787b3ac2d647b0cf9fdd94d7320169192eac", kill_on_drop: false }`
[INFO] [stdout] a3c392a688f682835ecce98492e3787b3ac2d647b0cf9fdd94d7320169192eac