[INFO] fetching crate ruma-events 0.27.11...
[INFO] checking ruma-events-0.27.11 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate ruma-events 0.27.11 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate ruma-events 0.27.11 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 ruma-events 0.27.11
[INFO] finished tweaking crates.io crate ruma-events 0.27.11
[INFO] tweaked toml for crates.io crate ruma-events 0.27.11 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 158 packages
[INFO] [stderr]       Adding anes v0.1.6 (latest: v0.2.0)
[INFO] [stderr]       Adding base64 v0.21.7 (latest: v0.22.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding html5ever v0.26.0 (latest: v0.27.0)
[INFO] [stderr]       Adding http v0.2.12 (latest: v1.1.0)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding markup5ever v0.11.0 (latest: v0.12.0)
[INFO] [stderr]       Adding phf v0.10.1 (latest: v0.11.2)
[INFO] [stderr]       Adding phf_codegen v0.10.0 (latest: v0.11.2)
[INFO] [stderr]       Adding phf_generator v0.10.0 (latest: v0.11.2)
[INFO] [stderr]       Adding phf_shared v0.10.0 (latest: v0.11.2)
[INFO] [stderr]       Adding proc-macro-crate v2.0.2 (latest: v3.1.0)
[INFO] [stderr]       Adding pulldown-cmark v0.9.6 (latest: v0.10.2)
[INFO] [stderr]       Adding redox_syscall v0.4.1 (latest: v0.5.1)
[INFO] [stderr]       Adding siphasher v0.3.11 (latest: v1.0.1)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding toml v0.8.2 (latest: v0.8.12)
[INFO] [stderr]       Adding toml_datetime v0.6.3 (latest: v0.6.5)
[INFO] [stderr]       Adding toml_edit v0.20.2 (latest: v0.22.9)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding winnow v0.5.40 (latest: v0.6.5)
[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 as_variant v1.2.0
[INFO] [stderr]   Downloaded ruma-common v0.12.1
[INFO] [stderr]   Downloaded assert_matches2 v0.1.2
[INFO] [stderr]   Downloaded ruma-html v0.1.0
[INFO] [stderr]   Downloaded ruma-macros v0.12.0
[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] fdd848b5a5b81b84fb2d30184ab759adb947d1e229c4300eda8c52ba18e0c368
[INFO] running `Command { std: "docker" "start" "-a" "fdd848b5a5b81b84fb2d30184ab759adb947d1e229c4300eda8c52ba18e0c368", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fdd848b5a5b81b84fb2d30184ab759adb947d1e229c4300eda8c52ba18e0c368", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdd848b5a5b81b84fb2d30184ab759adb947d1e229c4300eda8c52ba18e0c368", kill_on_drop: false }`
[INFO] [stdout] fdd848b5a5b81b84fb2d30184ab759adb947d1e229c4300eda8c52ba18e0c368
[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] 56470265d4e4170bfbccd99036974b360b9eb97f28adf64df2a20b540278ad1a
[INFO] running `Command { std: "docker" "start" "-a" "56470265d4e4170bfbccd99036974b360b9eb97f28adf64df2a20b540278ad1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]    Compiling js_int v0.2.2
[INFO] [stderr]    Compiling ruma-common v0.12.1
[INFO] [stderr]     Checking as_variant v1.2.0
[INFO] [stderr]    Compiling trybuild v1.0.91
[INFO] [stderr]     Checking wildmatch v2.3.3
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking assign v1.1.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking assert_matches2 v0.1.2
[INFO] [stderr]    Compiling ruma-identifiers-validation v0.9.3
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking toml_datetime v0.6.3
[INFO] [stderr]     Checking js_option v0.1.1
[INFO] [stderr]    Compiling toml_edit v0.20.2
[INFO] [stderr]     Checking serde_html_form v0.2.6
[INFO] [stderr]     Checking toml v0.8.2
[INFO] [stderr]    Compiling proc-macro-crate v2.0.2
[INFO] [stderr]    Compiling ruma-macros v0.12.0
[INFO] [stderr]     Checking ruma-events v0.27.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.25s
[INFO] running `Command { std: "docker" "inspect" "56470265d4e4170bfbccd99036974b360b9eb97f28adf64df2a20b540278ad1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56470265d4e4170bfbccd99036974b360b9eb97f28adf64df2a20b540278ad1a", kill_on_drop: false }`
[INFO] [stdout] 56470265d4e4170bfbccd99036974b360b9eb97f28adf64df2a20b540278ad1a
[INFO] checking ruma-events-0.27.11 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate ruma-events 0.27.11 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate ruma-events 0.27.11 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 ruma-events 0.27.11
[INFO] finished tweaking crates.io crate ruma-events 0.27.11
[INFO] tweaked toml for crates.io crate ruma-events 0.27.11 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] 66699603af4c248134a48ea9c9938463efd412034bcf6f21ce52623613f2a8b2
[INFO] running `Command { std: "docker" "start" "-a" "66699603af4c248134a48ea9c9938463efd412034bcf6f21ce52623613f2a8b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66699603af4c248134a48ea9c9938463efd412034bcf6f21ce52623613f2a8b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66699603af4c248134a48ea9c9938463efd412034bcf6f21ce52623613f2a8b2", kill_on_drop: false }`
[INFO] [stdout] 66699603af4c248134a48ea9c9938463efd412034bcf6f21ce52623613f2a8b2
[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] 98bf2d3eed7cfe63b99643c42b29b7da7bd43f6fe02f4ee8d14e9d14f4048213
[INFO] running `Command { std: "docker" "start" "-a" "98bf2d3eed7cfe63b99643c42b29b7da7bd43f6fe02f4ee8d14e9d14f4048213", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]    Compiling js_int v0.2.2
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]    Compiling ruma-common v0.12.1
[INFO] [stderr]    Compiling trybuild v1.0.91
[INFO] [stderr]     Checking as_variant v1.2.0
[INFO] [stderr]     Checking wildmatch v2.3.3
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]     Checking assign v1.1.1
[INFO] [stderr]     Checking assert_matches2 v0.1.2
[INFO] [stderr]    Compiling ruma-identifiers-validation v0.9.3
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking toml_datetime v0.6.3
[INFO] [stderr]     Checking js_option v0.1.1
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]    Compiling toml_edit v0.20.2
[INFO] [stderr]     Checking serde_html_form v0.2.6
[INFO] [stderr]     Checking toml v0.8.2
[INFO] [stderr]    Compiling proc-macro-crate v2.0.2
[INFO] [stderr]    Compiling ruma-macros v0.12.0
[INFO] [stderr]     Checking ruma-events v0.27.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.19s
[INFO] running `Command { std: "docker" "inspect" "98bf2d3eed7cfe63b99643c42b29b7da7bd43f6fe02f4ee8d14e9d14f4048213", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98bf2d3eed7cfe63b99643c42b29b7da7bd43f6fe02f4ee8d14e9d14f4048213", kill_on_drop: false }`
[INFO] [stdout] 98bf2d3eed7cfe63b99643c42b29b7da7bd43f6fe02f4ee8d14e9d14f4048213