[INFO] fetching crate ultron-syntaxes-themes 0.4.0...
[INFO] checking ultron-syntaxes-themes-0.4.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate ultron-syntaxes-themes 0.4.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate ultron-syntaxes-themes 0.4.0 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 ultron-syntaxes-themes 0.4.0
[INFO] finished tweaking crates.io crate ultron-syntaxes-themes 0.4.0
[INFO] tweaked toml for crates.io crate ultron-syntaxes-themes 0.4.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate ultron-syntaxes-themes 0.4.0 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror v1.0.40
[INFO] [stderr]   Downloaded thiserror-impl v1.0.40
[INFO] [stderr]   Downloaded plist v1.4.3
[INFO] [stderr]   Downloaded fancy-regex v0.7.1
[INFO] [stderr]   Downloaded serde_json v1.0.99
[INFO] [stderr]   Downloaded syn v2.0.22
[INFO] [stderr]   Downloaded syntect v5.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 937f7ef4dfe6900a11d8ef83689940cb069d69cad6ef639769c69f69446d018b
[INFO] running `Command { std: "docker" "start" "-a" "937f7ef4dfe6900a11d8ef83689940cb069d69cad6ef639769c69f69446d018b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "937f7ef4dfe6900a11d8ef83689940cb069d69cad6ef639769c69f69446d018b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "937f7ef4dfe6900a11d8ef83689940cb069d69cad6ef639769c69f69446d018b", kill_on_drop: false }`
[INFO] [stdout] 937f7ef4dfe6900a11d8ef83689940cb069d69cad6ef639769c69f69446d018b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 1d4242ef06391b7bc714283b5d16954011a545ef9308d5f2682c028bef74802b
[INFO] running `Command { std: "docker" "start" "-a" "1d4242ef06391b7bc714283b5d16954011a545ef9308d5f2682c028bef74802b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling serde_json v1.0.99
[INFO] [stderr]     Checking regex-syntax v0.7.2
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking time-core v0.1.1
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking line-wrap v0.1.1
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking time v0.3.22
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]     Checking quick-xml v0.28.2
[INFO] [stderr]     Checking base64 v0.21.2
[INFO] [stderr]    Compiling syn v2.0.22
[INFO] [stderr]     Checking flate2 v1.0.26
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking regex v1.8.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling serde_derive v1.0.164
[INFO] [stderr]     Checking fancy-regex v0.7.1
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking plist v1.4.3
[INFO] [stderr]     Checking syntect v5.0.0
[INFO] [stderr]     Checking ultron-syntaxes-themes v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.07s
[INFO] running `Command { std: "docker" "inspect" "1d4242ef06391b7bc714283b5d16954011a545ef9308d5f2682c028bef74802b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d4242ef06391b7bc714283b5d16954011a545ef9308d5f2682c028bef74802b", kill_on_drop: false }`
[INFO] [stdout] 1d4242ef06391b7bc714283b5d16954011a545ef9308d5f2682c028bef74802b
[INFO] checking ultron-syntaxes-themes-0.4.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate ultron-syntaxes-themes 0.4.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate ultron-syntaxes-themes 0.4.0 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 ultron-syntaxes-themes 0.4.0
[INFO] finished tweaking crates.io crate ultron-syntaxes-themes 0.4.0
[INFO] tweaked toml for crates.io crate ultron-syntaxes-themes 0.4.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate ultron-syntaxes-themes 0.4.0 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] cb16ae19695ecef38986d9e0dc027a761a27781e3b707279bd1e147b7a17d5b8
[INFO] running `Command { std: "docker" "start" "-a" "cb16ae19695ecef38986d9e0dc027a761a27781e3b707279bd1e147b7a17d5b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb16ae19695ecef38986d9e0dc027a761a27781e3b707279bd1e147b7a17d5b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb16ae19695ecef38986d9e0dc027a761a27781e3b707279bd1e147b7a17d5b8", kill_on_drop: false }`
[INFO] [stdout] cb16ae19695ecef38986d9e0dc027a761a27781e3b707279bd1e147b7a17d5b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] e476267931495ee08f8dd43d4047a6ffe92d8920d789e5a0689a4205a25188f0
[INFO] running `Command { std: "docker" "start" "-a" "e476267931495ee08f8dd43d4047a6ffe92d8920d789e5a0689a4205a25188f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking regex-syntax v0.7.2
[INFO] [stderr]    Compiling serde_json v1.0.99
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking time-core v0.1.1
[INFO] [stderr]     Checking time v0.3.22
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]     Checking quick-xml v0.28.2
[INFO] [stderr]     Checking line-wrap v0.1.1
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking base64 v0.21.2
[INFO] [stderr]    Compiling syn v2.0.22
[INFO] [stderr]     Checking flate2 v1.0.26
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking regex v1.8.4
[INFO] [stderr]     Checking plist v1.4.3
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking fancy-regex v0.7.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling serde_derive v1.0.164
[INFO] [stderr]     Checking syntect v5.0.0
[INFO] [stderr]     Checking ultron-syntaxes-themes v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.90s
[INFO] running `Command { std: "docker" "inspect" "e476267931495ee08f8dd43d4047a6ffe92d8920d789e5a0689a4205a25188f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e476267931495ee08f8dd43d4047a6ffe92d8920d789e5a0689a4205a25188f0", kill_on_drop: false }`
[INFO] [stdout] e476267931495ee08f8dd43d4047a6ffe92d8920d789e5a0689a4205a25188f0