[INFO] fetching crate syntaxdot-encoders 0.5.0...
[INFO] checking syntaxdot-encoders-0.5.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate syntaxdot-encoders 0.5.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate syntaxdot-encoders 0.5.0 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 syntaxdot-encoders 0.5.0
[INFO] finished tweaking crates.io crate syntaxdot-encoders 0.5.0
[INFO] tweaked toml for crates.io crate syntaxdot-encoders 0.5.0 written to /workspace/builds/worker-1-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]     Updating crates.io index
[INFO] [stderr]      Locking 94 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding clap v2.34.0 (latest: v4.5.4)
[INFO] [stderr]       Adding criterion v0.3.6 (latest: v0.5.1)
[INFO] [stderr]       Adding criterion-plot v0.4.5 (latest: v0.5.0)
[INFO] [stderr]       Adding fixedbitset v0.4.2 (latest: v0.5.6)
[INFO] [stderr]       Adding half v1.8.3 (latest: v2.4.0)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding ordered-float v2.10.1 (latest: v4.2.0)
[INFO] [stderr]       Adding textwrap v0.11.0 (latest: v0.16.1)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[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 udgraph v0.8.0
[INFO] [stderr]   Downloaded numberer v0.2.1
[INFO] [stderr]   Downloaded ndarray-rand v0.14.0
[INFO] [stderr]   Downloaded conllu v0.8.0
[INFO] [stderr]   Downloaded caseless v0.2.1
[INFO] [stderr]   Downloaded seqalign v0.2.3
[INFO] [stderr]   Downloaded fst v0.4.7
[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] 344e1e51d6864f7bd104d7c6b9c12ce3068842a72b34a1fedbe74775c9ec5fe5
[INFO] running `Command { std: "docker" "start" "-a" "344e1e51d6864f7bd104d7c6b9c12ce3068842a72b34a1fedbe74775c9ec5fe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "344e1e51d6864f7bd104d7c6b9c12ce3068842a72b34a1fedbe74775c9ec5fe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "344e1e51d6864f7bd104d7c6b9c12ce3068842a72b34a1fedbe74775c9ec5fe5", kill_on_drop: false }`
[INFO] [stdout] 344e1e51d6864f7bd104d7c6b9c12ce3068842a72b34a1fedbe74775c9ec5fe5
[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] 861db548b0f1141275e7a60cebf576a88b9280d6a24d761b93445ec4b639cdaf
[INFO] running `Command { std: "docker" "start" "-a" "861db548b0f1141275e7a60cebf576a88b9280d6a24d761b93445ec4b639cdaf", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking petgraph v0.6.4
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling fst v0.4.7
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking udgraph v0.8.0
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking conllu v0.8.0
[INFO] [stderr]     Checking ordered-float v2.10.1
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking numberer v0.2.1
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking seqalign v0.2.3
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]     Checking ndarray-rand v0.14.0
[INFO] [stderr]    Compiling caseless v0.2.1
[INFO] [stderr]     Checking syntaxdot-encoders v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.66s
[INFO] running `Command { std: "docker" "inspect" "861db548b0f1141275e7a60cebf576a88b9280d6a24d761b93445ec4b639cdaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "861db548b0f1141275e7a60cebf576a88b9280d6a24d761b93445ec4b639cdaf", kill_on_drop: false }`
[INFO] [stdout] 861db548b0f1141275e7a60cebf576a88b9280d6a24d761b93445ec4b639cdaf
[INFO] checking syntaxdot-encoders-0.5.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate syntaxdot-encoders 0.5.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate syntaxdot-encoders 0.5.0 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate syntaxdot-encoders 0.5.0
[INFO] finished tweaking crates.io crate syntaxdot-encoders 0.5.0
[INFO] tweaked toml for crates.io crate syntaxdot-encoders 0.5.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45b87144dc98c4258ed1761b62b1fea6b0578b678f877a125f42ee7a3fa903ce
[INFO] running `Command { std: "docker" "start" "-a" "45b87144dc98c4258ed1761b62b1fea6b0578b678f877a125f42ee7a3fa903ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45b87144dc98c4258ed1761b62b1fea6b0578b678f877a125f42ee7a3fa903ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45b87144dc98c4258ed1761b62b1fea6b0578b678f877a125f42ee7a3fa903ce", kill_on_drop: false }`
[INFO] [stdout] 45b87144dc98c4258ed1761b62b1fea6b0578b678f877a125f42ee7a3fa903ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed3da8a5f4a9a5b71e28b82b419815212d1ea3199290a889898d582dd95a6e82
[INFO] running `Command { std: "docker" "start" "-a" "ed3da8a5f4a9a5b71e28b82b419815212d1ea3199290a889898d582dd95a6e82", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking petgraph v0.6.4
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling fst v0.4.7
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking udgraph v0.8.0
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking ordered-float v2.10.1
[INFO] [stderr]     Checking conllu v0.8.0
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking numberer v0.2.1
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking seqalign v0.2.3
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]     Checking ndarray-rand v0.14.0
[INFO] [stderr]    Compiling caseless v0.2.1
[INFO] [stderr]     Checking syntaxdot-encoders v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.20s
[INFO] running `Command { std: "docker" "inspect" "ed3da8a5f4a9a5b71e28b82b419815212d1ea3199290a889898d582dd95a6e82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed3da8a5f4a9a5b71e28b82b419815212d1ea3199290a889898d582dd95a6e82", kill_on_drop: false }`
[INFO] [stdout] ed3da8a5f4a9a5b71e28b82b419815212d1ea3199290a889898d582dd95a6e82