[INFO] cloning repository https://github.com/Arunscape/rust-yew-wasm-todoexample
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Arunscape/rust-yew-wasm-todoexample" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArunscape%2Frust-yew-wasm-todoexample", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArunscape%2Frust-yew-wasm-todoexample'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 362ddc4721e4ae3cb36c85bbba4c09afb34d397b
[INFO] checking Arunscape/rust-yew-wasm-todoexample against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArunscape%2Frust-yew-wasm-todoexample" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Arunscape/rust-yew-wasm-todoexample on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Arunscape/rust-yew-wasm-todoexample
[INFO] finished tweaking git repo https://github.com/Arunscape/rust-yew-wasm-todoexample
[INFO] tweaked toml for git repo https://github.com/Arunscape/rust-yew-wasm-todoexample written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Arunscape/rust-yew-wasm-todoexample already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b18ad7fb06fb16c7218da8ddaac97a3e7f80d9160914274f67f8186122cad42
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7b18ad7fb06fb16c7218da8ddaac97a3e7f80d9160914274f67f8186122cad42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b18ad7fb06fb16c7218da8ddaac97a3e7f80d9160914274f67f8186122cad42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b18ad7fb06fb16c7218da8ddaac97a3e7f80d9160914274f67f8186122cad42", kill_on_drop: false }`
[INFO] [stdout] 7b18ad7fb06fb16c7218da8ddaac97a3e7f80d9160914274f67f8186122cad42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 48e9cea2da07a6b513494e53cf00ea6441a18010b88c2c24e99d9937a479ea00
[INFO] running `Command { std: "docker" "start" "-a" "48e9cea2da07a6b513494e53cf00ea6441a18010b88c2c24e99d9937a479ea00", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling stdweb-internal-runtime v0.1.4
[INFO] [stderr]    Compiling base-x v0.2.5
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking anymap v0.12.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.30
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling stdweb v0.4.17
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking backtrace v0.3.32
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking http v0.1.17
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking bincode v1.0.1
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.7
[INFO] [stderr]    Compiling stdweb-derive v0.5.1
[INFO] [stderr]     Checking yew v0.6.0
[INFO] [stderr]     Checking rust-yew-wasm-todoexample v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.21s
[INFO] running `Command { std: "docker" "inspect" "48e9cea2da07a6b513494e53cf00ea6441a18010b88c2c24e99d9937a479ea00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48e9cea2da07a6b513494e53cf00ea6441a18010b88c2c24e99d9937a479ea00", kill_on_drop: false }`
[INFO] [stdout] 48e9cea2da07a6b513494e53cf00ea6441a18010b88c2c24e99d9937a479ea00