[INFO] cloning repository https://github.com/lili668668/yew-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lili668668/yew-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flili668668%2Fyew-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flili668668%2Fyew-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5099e8dbb485109dcfabe5fee0fff814c8d4c7e0
[INFO] checking lili668668/yew-example against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flili668668%2Fyew-example" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lili668668/yew-example 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 git repo https://github.com/lili668668/yew-example
[INFO] finished tweaking git repo https://github.com/lili668668/yew-example
[INFO] tweaked toml for git repo https://github.com/lili668668/yew-example written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/lili668668/yew-example 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-webidl v0.2.55
[INFO] [stderr]   Downloaded yew v0.10.0
[INFO] [stderr]   Downloaded anyhow v1.0.25
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.5
[INFO] [stderr]   Downloaded indexmap v1.3.0
[INFO] [stderr]   Downloaded js-sys v0.3.32
[INFO] [stderr]   Downloaded bincode v1.0.1
[INFO] [stderr]   Downloaded serde_derive v1.0.103
[INFO] [stderr]   Downloaded serde v1.0.103
[INFO] [stderr]   Downloaded serde_json v1.0.43
[INFO] [stderr]   Downloaded web-sys v0.3.32
[INFO] [stderr]   Downloaded syn v1.0.11
[INFO] [stderr]   Downloaded cc v1.0.47
[INFO] [stderr]   Downloaded yew-macro v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] cd9a2ecc1304c86ceaa39fd95f7b28526682a112d8f8ae32b24e232d24c411e5
[INFO] running `Command { std: "docker" "start" "-a" "cd9a2ecc1304c86ceaa39fd95f7b28526682a112d8f8ae32b24e232d24c411e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd9a2ecc1304c86ceaa39fd95f7b28526682a112d8f8ae32b24e232d24c411e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd9a2ecc1304c86ceaa39fd95f7b28526682a112d8f8ae32b24e232d24c411e5", kill_on_drop: false }`
[INFO] [stdout] cd9a2ecc1304c86ceaa39fd95f7b28526682a112d8f8ae32b24e232d24c411e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] af2e5df18cce6a633b8b8dee5ecb70cf5dee14406a93a5828229fb605e00e13e
[INFO] running `Command { std: "docker" "start" "-a" "af2e5df18cce6a633b8b8dee5ecb70cf5dee14406a93a5828229fb605e00e13e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling stdweb-internal-runtime v0.1.5
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling base-x v0.2.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking discard v1.0.4
[INFO] [stderr]    Compiling boolinator v2.4.0
[INFO] [stderr]    Compiling yew v0.10.0
[INFO] [stderr]     Checking anymap v0.12.1
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]    Compiling yew-macro v0.10.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling stdweb v0.4.20
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking serde_json v1.0.43
[INFO] [stderr]     Checking bincode v1.0.1
[INFO] [stderr]    Compiling stdweb-derive v0.5.3
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.9
[INFO] [stderr]     Checking yew-app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.42s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: stdweb v0.4.20
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "af2e5df18cce6a633b8b8dee5ecb70cf5dee14406a93a5828229fb605e00e13e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af2e5df18cce6a633b8b8dee5ecb70cf5dee14406a93a5828229fb605e00e13e", kill_on_drop: false }`
[INFO] [stdout] af2e5df18cce6a633b8b8dee5ecb70cf5dee14406a93a5828229fb605e00e13e
[INFO] checking lili668668/yew-example against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flili668668%2Fyew-example" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lili668668/yew-example 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 git repo https://github.com/lili668668/yew-example
[INFO] finished tweaking git repo https://github.com/lili668668/yew-example
[INFO] tweaked toml for git repo https://github.com/lili668668/yew-example written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/lili668668/yew-example 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 4ec6b9a4f6b30a09c710ca38e451680b67270c53b6d060332c38450d24fbcaba
[INFO] running `Command { std: "docker" "start" "-a" "4ec6b9a4f6b30a09c710ca38e451680b67270c53b6d060332c38450d24fbcaba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ec6b9a4f6b30a09c710ca38e451680b67270c53b6d060332c38450d24fbcaba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ec6b9a4f6b30a09c710ca38e451680b67270c53b6d060332c38450d24fbcaba", kill_on_drop: false }`
[INFO] [stdout] 4ec6b9a4f6b30a09c710ca38e451680b67270c53b6d060332c38450d24fbcaba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] db3329ac90357166854812e48cfe5862dcd862ce108de9a5e3036a20897185c5
[INFO] running `Command { std: "docker" "start" "-a" "db3329ac90357166854812e48cfe5862dcd862ce108de9a5e3036a20897185c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling stdweb-internal-runtime v0.1.5
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling base-x v0.2.6
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]     Checking discard v1.0.4
[INFO] [stderr]    Compiling boolinator v2.4.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling yew v0.10.0
[INFO] [stderr]     Checking anymap v0.12.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]    Compiling yew-macro v0.10.0
[INFO] [stderr]    Compiling stdweb v0.4.20
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking serde_json v1.0.43
[INFO] [stderr]     Checking bincode v1.0.1
[INFO] [stderr]    Compiling stdweb-derive v0.5.3
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.9
[INFO] [stderr]     Checking yew-app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.08s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: stdweb v0.4.20
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "db3329ac90357166854812e48cfe5862dcd862ce108de9a5e3036a20897185c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db3329ac90357166854812e48cfe5862dcd862ce108de9a5e3036a20897185c5", kill_on_drop: false }`
[INFO] [stdout] db3329ac90357166854812e48cfe5862dcd862ce108de9a5e3036a20897185c5