[INFO] fetching crate tangram_model 0.7.0...
[INFO] checking tangram_model-0.7.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate tangram_model 0.7.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate tangram_model 0.7.0 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 tangram_model 0.7.0
[INFO] finished tweaking crates.io crate tangram_model 0.7.0
[INFO] tweaked toml for crates.io crate tangram_model 0.7.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 81 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding bitvec v0.19.6 (latest: v1.0.1)
[INFO] [stderr]       Adding buffalo v0.1.0 (latest: v0.4.1)
[INFO] [stderr]       Adding clap v3.2.25 (latest: v4.5.4)
[INFO] [stderr]       Adding clap_lex v0.2.4 (latest: v0.7.0)
[INFO] [stderr]       Adding funty v1.1.0 (latest: v2.0.0)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.3)
[INFO] [stderr]       Adding heck v0.3.3 (latest: v0.5.0)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding os_str_bytes v6.6.1 (latest: v7.0.0)
[INFO] [stderr]       Adding radium v0.5.3 (latest: v1.1.0)
[INFO] [stderr]       Adding strsim v0.10.0 (latest: v0.11.1)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding wyz v0.2.0 (latest: v0.6.1)
[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 tangram_progress_counter v0.7.0
[INFO] [stderr]   Downloaded tangram_finite v0.7.0
[INFO] [stderr]   Downloaded tangram_kill_chip v0.7.0
[INFO] [stderr]   Downloaded tangram_table v0.7.0
[INFO] [stderr]   Downloaded tangram_tree v0.7.0
[INFO] [stderr]   Downloaded tangram_features v0.7.0
[INFO] [stderr]   Downloaded tangram_text v0.7.0
[INFO] [stderr]   Downloaded tangram_linear v0.7.0
[INFO] [stderr]   Downloaded derive_deref v1.1.1
[INFO] [stderr]   Downloaded buffalo v0.1.0
[INFO] [stderr]   Downloaded tangram_metrics v0.7.0
[INFO] [stderr]   Downloaded fast-float v0.2.0
[INFO] [stderr]   Downloaded buffalo_macro v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 278abb6bd9fa1338a447e4ffa4510ff646a4bbe0c518026624d15c5c71ac09ee
[INFO] running `Command { std: "docker" "start" "-a" "278abb6bd9fa1338a447e4ffa4510ff646a4bbe0c518026624d15c5c71ac09ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "278abb6bd9fa1338a447e4ffa4510ff646a4bbe0c518026624d15c5c71ac09ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "278abb6bd9fa1338a447e4ffa4510ff646a4bbe0c518026624d15c5c71ac09ee", kill_on_drop: false }`
[INFO] [stdout] 278abb6bd9fa1338a447e4ffa4510ff646a4bbe0c518026624d15c5c71ac09ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 9d654daa6ef3cfdba5a3f83a2d2bd891cb536e2c3c616ac6abdb285a5853eed3
[INFO] running `Command { std: "docker" "start" "-a" "9d654daa6ef3cfdba5a3f83a2d2bd891cb536e2c3c616ac6abdb285a5853eed3", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking tangram_zip v0.7.0
[INFO] [stderr]     Checking tangram_progress_counter v0.7.0
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking fast-float v0.2.0
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking tangram_kill_chip v0.7.0
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking bitvec v0.19.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]    Compiling buffalo_macro v0.1.0
[INFO] [stderr]    Compiling derive_deref v1.1.1
[INFO] [stderr]     Checking tangram_metrics v0.7.0
[INFO] [stderr]     Checking buffalo v0.1.0
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking tangram_finite v0.7.0
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking tangram_text v0.7.0
[INFO] [stderr]     Checking tangram_table v0.7.0
[INFO] [stderr]     Checking tangram_features v0.7.0
[INFO] [stderr]     Checking tangram_linear v0.7.0
[INFO] [stderr]     Checking tangram_tree v0.7.0
[INFO] [stderr]     Checking tangram_model v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.61s
[INFO] running `Command { std: "docker" "inspect" "9d654daa6ef3cfdba5a3f83a2d2bd891cb536e2c3c616ac6abdb285a5853eed3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d654daa6ef3cfdba5a3f83a2d2bd891cb536e2c3c616ac6abdb285a5853eed3", kill_on_drop: false }`
[INFO] [stdout] 9d654daa6ef3cfdba5a3f83a2d2bd891cb536e2c3c616ac6abdb285a5853eed3