[INFO] fetching crate latex_snippet 0.3.3...
[INFO] checking latex_snippet-0.3.3 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate latex_snippet 0.3.3 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate latex_snippet 0.3.3 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 latex_snippet 0.3.3
[INFO] finished tweaking crates.io crate latex_snippet 0.3.3
[INFO] tweaked toml for crates.io crate latex_snippet 0.3.3 written to /workspace/builds/worker-4-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 35 packages
[INFO] [stderr]       Adding cfg-if v0.1.10 (latest: v1.0.0)
[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 expect-test v1.5.0
[INFO] [stderr]   Downloaded dissimilar v1.0.7
[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] 74746ec0edc4dda7fe4b79b616f27e0297d59547a9a5dd004676e92e4ee2c888
[INFO] running `Command { std: "docker" "start" "-a" "74746ec0edc4dda7fe4b79b616f27e0297d59547a9a5dd004676e92e4ee2c888", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74746ec0edc4dda7fe4b79b616f27e0297d59547a9a5dd004676e92e4ee2c888", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74746ec0edc4dda7fe4b79b616f27e0297d59547a9a5dd004676e92e4ee2c888", kill_on_drop: false }`
[INFO] [stdout] 74746ec0edc4dda7fe4b79b616f27e0297d59547a9a5dd004676e92e4ee2c888
[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] 99a4b71ab4e8c3e6279cbe4e12e9f8649338da2dff523858194770ba49147485
[INFO] running `Command { std: "docker" "start" "-a" "99a4b71ab4e8c3e6279cbe4e12e9f8649338da2dff523858194770ba49147485", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.92
[INFO] [stderr]    Compiling bumpalo v3.15.4
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling wasm-bindgen v0.2.92
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking dissimilar v1.0.7
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking expect-test v1.5.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.92
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.42
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.92
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.92
[INFO] [stderr]     Checking console_error_panic_hook v0.1.7
[INFO] [stderr]     Checking js-sys v0.3.69
[INFO] [stderr]     Checking latex_snippet v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.42
[INFO] [stderr]     Checking wasm-bindgen-test v0.3.42
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.75s
[INFO] running `Command { std: "docker" "inspect" "99a4b71ab4e8c3e6279cbe4e12e9f8649338da2dff523858194770ba49147485", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99a4b71ab4e8c3e6279cbe4e12e9f8649338da2dff523858194770ba49147485", kill_on_drop: false }`
[INFO] [stdout] 99a4b71ab4e8c3e6279cbe4e12e9f8649338da2dff523858194770ba49147485
[INFO] checking latex_snippet-0.3.3 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate latex_snippet 0.3.3 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate latex_snippet 0.3.3 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 latex_snippet 0.3.3
[INFO] finished tweaking crates.io crate latex_snippet 0.3.3
[INFO] tweaked toml for crates.io crate latex_snippet 0.3.3 written to /workspace/builds/worker-4-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-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] 8113553fd21e371cbce6b784b4470e73874effec8b6c4d0f3d2af6e85c774f01
[INFO] running `Command { std: "docker" "start" "-a" "8113553fd21e371cbce6b784b4470e73874effec8b6c4d0f3d2af6e85c774f01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8113553fd21e371cbce6b784b4470e73874effec8b6c4d0f3d2af6e85c774f01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8113553fd21e371cbce6b784b4470e73874effec8b6c4d0f3d2af6e85c774f01", kill_on_drop: false }`
[INFO] [stdout] 8113553fd21e371cbce6b784b4470e73874effec8b6c4d0f3d2af6e85c774f01
[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] 8f9fa66d584a14bd8392c80a5acd407ed6e11947929a9a8a33f3520658ffa0b8
[INFO] running `Command { std: "docker" "start" "-a" "8f9fa66d584a14bd8392c80a5acd407ed6e11947929a9a8a33f3520658ffa0b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.92
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling bumpalo v3.15.4
[INFO] [stderr]    Compiling wasm-bindgen v0.2.92
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]     Checking dissimilar v1.0.7
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking expect-test v1.5.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.92
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.42
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.92
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.92
[INFO] [stderr]     Checking js-sys v0.3.69
[INFO] [stderr]     Checking console_error_panic_hook v0.1.7
[INFO] [stderr]     Checking latex_snippet v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.42
[INFO] [stderr]     Checking wasm-bindgen-test v0.3.42
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.15s
[INFO] running `Command { std: "docker" "inspect" "8f9fa66d584a14bd8392c80a5acd407ed6e11947929a9a8a33f3520658ffa0b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f9fa66d584a14bd8392c80a5acd407ed6e11947929a9a8a33f3520658ffa0b8", kill_on_drop: false }`
[INFO] [stdout] 8f9fa66d584a14bd8392c80a5acd407ed6e11947929a9a8a33f3520658ffa0b8